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Bram Moolenaaredf3f972016-08-29 22:49:24 +02001/* vi:set ts=8 sts=4 sw=4 noet:
Bram Moolenaar071d4272004-06-13 20:20:40 +00002 *
3 * VIM - Vi IMproved by Bram Moolenaar
4 * GUI/Motif support by Robert Webb
5 *
6 * Do ":help uganda" in Vim to read copying and usage conditions.
7 * Do ":help credits" in Vim to see a list of people who contributed.
8 * See README.txt for an overview of the Vim source code.
9 */
10
11#include "vim.h"
12
13/* Structure containing all the GUI information */
14gui_T gui;
15
Bram Moolenaar13505972019-01-24 15:04:48 +010016#if !defined(FEAT_GUI_GTK)
Bram Moolenaard25c16e2016-01-29 22:13:30 +010017static void set_guifontwide(char_u *font_name);
Bram Moolenaar071d4272004-06-13 20:20:40 +000018#endif
Bram Moolenaard25c16e2016-01-29 22:13:30 +010019static void gui_check_pos(void);
Bram Moolenaar5843f5f2019-08-20 20:13:45 +020020static void gui_reset_scroll_region(void);
Bram Moolenaard25c16e2016-01-29 22:13:30 +010021static void gui_outstr(char_u *, int);
22static int gui_screenchar(int off, int flags, guicolor_T fg, guicolor_T bg, int back);
Bram Moolenaar5843f5f2019-08-20 20:13:45 +020023static int gui_outstr_nowrap(char_u *s, int len, int flags, guicolor_T fg, guicolor_T bg, int back);
Bram Moolenaard25c16e2016-01-29 22:13:30 +010024static void gui_delete_lines(int row, int count);
25static void gui_insert_lines(int row, int count);
Bram Moolenaar5843f5f2019-08-20 20:13:45 +020026static int gui_xy2colrow(int x, int y, int *colp);
Bram Moolenaar32466aa2006-02-24 23:53:04 +000027#if defined(FEAT_GUI_TABLINE) || defined(PROTO)
Bram Moolenaard25c16e2016-01-29 22:13:30 +010028static int gui_has_tabline(void);
Bram Moolenaar32466aa2006-02-24 23:53:04 +000029#endif
Bram Moolenaard25c16e2016-01-29 22:13:30 +010030static void gui_do_scrollbar(win_T *wp, int which, int enable);
Bram Moolenaard25c16e2016-01-29 22:13:30 +010031static void gui_update_horiz_scrollbar(int);
32static void gui_set_fg_color(char_u *name);
33static void gui_set_bg_color(char_u *name);
34static win_T *xy2win(int x, int y);
Bram Moolenaar071d4272004-06-13 20:20:40 +000035
Bram Moolenaarb0b98d52018-05-05 21:01:00 +020036#ifdef GUI_MAY_FORK
Bram Moolenaard25c16e2016-01-29 22:13:30 +010037static void gui_do_fork(void);
Bram Moolenaar7f78bd72011-09-14 19:04:39 +020038
Bram Moolenaard25c16e2016-01-29 22:13:30 +010039static int gui_read_child_pipe(int fd);
Bram Moolenaar7f78bd72011-09-14 19:04:39 +020040
41/* Return values for gui_read_child_pipe */
42enum {
43 GUI_CHILD_IO_ERROR,
44 GUI_CHILD_OK,
45 GUI_CHILD_FAILED
46};
Bram Moolenaarb0b98d52018-05-05 21:01:00 +020047#endif
Bram Moolenaar7f78bd72011-09-14 19:04:39 +020048
Bram Moolenaard25c16e2016-01-29 22:13:30 +010049static void gui_attempt_start(void);
Bram Moolenaar7f78bd72011-09-14 19:04:39 +020050
Bram Moolenaar071d4272004-06-13 20:20:40 +000051static int can_update_cursor = TRUE; /* can display the cursor */
Bram Moolenaara338adc2018-01-31 20:51:47 +010052static int disable_flush = 0; /* If > 0, gui_mch_flush() is disabled. */
Bram Moolenaar071d4272004-06-13 20:20:40 +000053
54/*
55 * The Athena scrollbars can move the thumb to after the end of the scrollbar,
56 * this makes the thumb indicate the part of the text that is shown. Motif
57 * can't do this.
58 */
59#if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC)
60# define SCROLL_PAST_END
61#endif
62
63/*
64 * gui_start -- Called when user wants to start the GUI.
65 *
66 * Careful: This function can be called recursively when there is a ":gui"
67 * command in the .gvimrc file. Only the first call should fork, not the
68 * recursive call.
69 */
70 void
Bram Moolenaarafde13b2019-04-28 19:46:49 +020071gui_start(char_u *arg UNUSED)
Bram Moolenaar071d4272004-06-13 20:20:40 +000072{
73 char_u *old_term;
Bram Moolenaar071d4272004-06-13 20:20:40 +000074 static int recursive = 0;
Bram Moolenaar68cbb142019-05-09 14:14:42 +020075#if defined(GUI_MAY_SPAWN) && defined(EXPERIMENTAL_GUI_CMD)
Bram Moolenaarafde13b2019-04-28 19:46:49 +020076 char *msg = NULL;
77#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +000078
79 old_term = vim_strsave(T_NAME);
80
Bram Moolenaar071d4272004-06-13 20:20:40 +000081 settmode(TMODE_COOK); /* stop RAW mode */
82 if (full_screen)
83 cursor_on(); /* needed for ":gui" in .vimrc */
Bram Moolenaar071d4272004-06-13 20:20:40 +000084 full_screen = FALSE;
85
Bram Moolenaar071d4272004-06-13 20:20:40 +000086 ++recursive;
87
Bram Moolenaarb0b98d52018-05-05 21:01:00 +020088#ifdef GUI_MAY_FORK
Bram Moolenaar7f78bd72011-09-14 19:04:39 +020089 /*
90 * Quit the current process and continue in the child.
91 * Makes "gvim file" disconnect from the shell it was started in.
92 * Don't do this when Vim was started with "-f" or the 'f' flag is present
93 * in 'guioptions'.
Bram Moolenaarb0b98d52018-05-05 21:01:00 +020094 * Don't do this when there is a running job, we can only get the status
95 * of a child from the parent.
Bram Moolenaar7f78bd72011-09-14 19:04:39 +020096 */
Bram Moolenaarb0b98d52018-05-05 21:01:00 +020097 if (gui.dofork && !vim_strchr(p_go, GO_FORG) && recursive <= 1
98# ifdef FEAT_JOB_CHANNEL
99 && !job_any_running()
100# endif
101 )
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200102 {
103 gui_do_fork();
104 }
105 else
106#endif
Bram Moolenaarafde13b2019-04-28 19:46:49 +0200107#ifdef GUI_MAY_SPAWN
108 if (gui.dospawn
109# ifdef EXPERIMENTAL_GUI_CMD
110 && gui.dofork
111# endif
112 && !vim_strchr(p_go, GO_FORG)
113 && !anyBufIsChanged()
114# ifdef FEAT_JOB_CHANNEL
115 && !job_any_running()
116# endif
117 )
118 {
Bram Moolenaar68cbb142019-05-09 14:14:42 +0200119# ifdef EXPERIMENTAL_GUI_CMD
120 msg =
121# endif
122 gui_mch_do_spawn(arg);
Bram Moolenaarafde13b2019-04-28 19:46:49 +0200123 }
124 else
125#endif
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200126 {
Bram Moolenaarae084bb2012-05-27 00:37:51 +0200127#ifdef FEAT_GUI_GTK
Bram Moolenaar6a3c1b42012-05-25 14:06:36 +0200128 /* If there is 'f' in 'guioptions' and specify -g argument,
129 * gui_mch_init_check() was not called yet. */
130 if (gui_mch_init_check() != OK)
Bram Moolenaar6d8d8492016-03-19 14:48:31 +0100131 getout_preserve_modified(1);
Bram Moolenaarae084bb2012-05-27 00:37:51 +0200132#endif
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200133 gui_attempt_start();
134 }
Bram Moolenaar071d4272004-06-13 20:20:40 +0000135
136 if (!gui.in_use) /* failed to start GUI */
137 {
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200138 /* Back to old term settings
139 *
140 * FIXME: If we got here because a child process failed and flagged to
141 * the parent to resume, and X11 is enabled with FEAT_TITLE, this will
142 * hit an X11 I/O error and do a longjmp(), leaving recursive
143 * permanently set to 1. This is probably not as big a problem as it
144 * sounds, because gui_mch_init() in both gui_x11.c and gui_gtk_x11.c
145 * return "OK" unconditionally, so it would be very difficult to
146 * actually hit this case.
147 */
148 termcapinit(old_term);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000149 settmode(TMODE_RAW); /* restart RAW mode */
150#ifdef FEAT_TITLE
151 set_title_defaults(); /* set 'title' and 'icon' again */
152#endif
Bram Moolenaarafde13b2019-04-28 19:46:49 +0200153#if defined(GUI_MAY_SPAWN) && defined(EXPERIMENTAL_GUI_CMD)
154 if (msg)
155 emsg(msg);
156#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000157 }
158
159 vim_free(old_term);
160
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200161 /* If the GUI started successfully, trigger the GUIEnter event, otherwise
162 * the GUIFailed event. */
163 gui_mch_update();
164 apply_autocmds(gui.in_use ? EVENT_GUIENTER : EVENT_GUIFAILED,
165 NULL, NULL, FALSE, curbuf);
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200166 --recursive;
167}
168
169/*
170 * Set_termname() will call gui_init() to start the GUI.
171 * Set the "starting" flag, to indicate that the GUI will start.
172 *
173 * We don't want to open the GUI shell until after we've read .gvimrc,
174 * otherwise we don't know what font we will use, and hence we don't know
175 * what size the shell should be. So if there are errors in the .gvimrc
176 * file, they will have to go to the terminal: Set full_screen to FALSE.
177 * full_screen will be set to TRUE again by a successful termcapinit().
178 */
179 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +0100180gui_attempt_start(void)
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200181{
182 static int recursive = 0;
183
184 ++recursive;
185 gui.starting = TRUE;
186
187#ifdef FEAT_GUI_GTK
188 gui.event_time = GDK_CURRENT_TIME;
189#endif
190
191 termcapinit((char_u *)"builtin_gui");
192 gui.starting = recursive - 1;
193
Bram Moolenaar9372a112005-12-06 19:59:18 +0000194#if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000195 if (gui.in_use)
Bram Moolenaar727c8762010-10-20 19:17:48 +0200196 {
197# ifdef FEAT_EVAL
198 Window x11_window;
199 Display *x11_display;
200
201 if (gui_get_x11_windis(&x11_window, &x11_display) == OK)
202 set_vim_var_nr(VV_WINDOWID, (long)x11_window);
203# endif
204
Bram Moolenaar071d4272004-06-13 20:20:40 +0000205 /* Display error messages in a dialog now. */
206 display_errors();
Bram Moolenaar727c8762010-10-20 19:17:48 +0200207 }
Bram Moolenaar071d4272004-06-13 20:20:40 +0000208#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000209 --recursive;
210}
211
Bram Moolenaarb0b98d52018-05-05 21:01:00 +0200212#ifdef GUI_MAY_FORK
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200213
214/* for waitpid() */
215# if defined(HAVE_SYS_WAIT_H) || defined(HAVE_UNION_WAIT)
216# include <sys/wait.h>
217# endif
218
219/*
220 * Create a new process, by forking. In the child, start the GUI, and in
221 * the parent, exit.
222 *
223 * If something goes wrong, this will return with gui.in_use still set
224 * to FALSE, in which case the caller should continue execution without
225 * the GUI.
226 *
227 * If the child fails to start the GUI, then the child will exit and the
228 * parent will return. If the child succeeds, then the parent will exit
229 * and the child will return.
230 */
231 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +0100232gui_do_fork(void)
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200233{
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200234 int pipefd[2]; /* pipe between parent and child */
235 int pipe_error;
236 int status;
237 int exit_status;
238 pid_t pid = -1;
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200239
240 /* Setup a pipe between the child and the parent, so that the parent
241 * knows when the child has done the setsid() call and is allowed to
242 * exit. */
243 pipe_error = (pipe(pipefd) < 0);
244 pid = fork();
245 if (pid < 0) /* Fork error */
246 {
Bram Moolenaarf9e3e092019-01-13 23:38:42 +0100247 emsg(_("E851: Failed to create a new process for the GUI"));
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200248 return;
249 }
250 else if (pid > 0) /* Parent */
251 {
252 /* Give the child some time to do the setsid(), otherwise the
253 * exit() may kill the child too (when starting gvim from inside a
254 * gvim). */
255 if (!pipe_error)
256 {
257 /* The read returns when the child closes the pipe (or when
258 * the child dies for some reason). */
259 close(pipefd[1]);
260 status = gui_read_child_pipe(pipefd[0]);
261 if (status == GUI_CHILD_FAILED)
262 {
263 /* The child failed to start the GUI, so the caller must
264 * continue. There may be more error information written
265 * to stderr by the child. */
266# ifdef __NeXT__
267 wait4(pid, &exit_status, 0, (struct rusage *)0);
268# else
269 waitpid(pid, &exit_status, 0);
270# endif
Bram Moolenaarf9e3e092019-01-13 23:38:42 +0100271 emsg(_("E852: The child process failed to start the GUI"));
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200272 return;
273 }
274 else if (status == GUI_CHILD_IO_ERROR)
275 {
276 pipe_error = TRUE;
277 }
278 /* else GUI_CHILD_OK: parent exit */
279 }
280
281 if (pipe_error)
282 ui_delay(300L, TRUE);
283
284 /* When swapping screens we may need to go to the next line, e.g.,
285 * after a hit-enter prompt and using ":gui". */
286 if (newline_on_exit)
287 mch_errmsg("\r\n");
288
289 /*
290 * The parent must skip the normal exit() processing, the child
291 * will do it. For example, GTK messes up signals when exiting.
292 */
293 _exit(0);
294 }
295 /* Child */
296
Bram Moolenaar29695702012-05-18 17:03:18 +0200297#ifdef FEAT_GUI_GTK
298 /* Call gtk_init_check() here after fork(). See gui_init_check(). */
299 if (gui_mch_init_check() != OK)
Bram Moolenaar6d8d8492016-03-19 14:48:31 +0100300 getout_preserve_modified(1);
Bram Moolenaar29695702012-05-18 17:03:18 +0200301#endif
302
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200303# if defined(HAVE_SETSID) || defined(HAVE_SETPGID)
304 /*
305 * Change our process group. On some systems/shells a CTRL-C in the
306 * shell where Vim was started would otherwise kill gvim!
307 */
308# if defined(HAVE_SETSID)
309 (void)setsid();
310# else
311 (void)setpgid(0, 0);
312# endif
313# endif
314 if (!pipe_error)
315 close(pipefd[0]);
316
317# if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION)
318 /* Tell the session manager our new PID */
319 gui_mch_forked();
320# endif
321
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200322 /* Try to start the GUI */
323 gui_attempt_start();
324
325 /* Notify the parent */
Bram Moolenaarcd6fe972011-10-20 21:28:01 +0200326 if (!pipe_error)
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200327 {
Bram Moolenaarcd6fe972011-10-20 21:28:01 +0200328 if (gui.in_use)
329 write_eintr(pipefd[1], "ok", 3);
330 else
331 write_eintr(pipefd[1], "fail", 5);
332 close(pipefd[1]);
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200333 }
334
335 /* If we failed to start the GUI, exit now. */
336 if (!gui.in_use)
Bram Moolenaar6d8d8492016-03-19 14:48:31 +0100337 getout_preserve_modified(1);
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200338}
339
340/*
341 * Read from a pipe assumed to be connected to the child process (this
342 * function is called from the parent).
343 * Return GUI_CHILD_OK if the child successfully started the GUI,
344 * GUY_CHILD_FAILED if the child failed, or GUI_CHILD_IO_ERROR if there was
345 * some other error.
346 *
347 * The file descriptor will be closed before the function returns.
348 */
349 static int
350gui_read_child_pipe(int fd)
351{
Bram Moolenaarcd6fe972011-10-20 21:28:01 +0200352 long bytes_read;
353#define READ_BUFFER_SIZE 10
354 char buffer[READ_BUFFER_SIZE];
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200355
Bram Moolenaarcd6fe972011-10-20 21:28:01 +0200356 bytes_read = read_eintr(fd, buffer, READ_BUFFER_SIZE - 1);
357#undef READ_BUFFER_SIZE
358 close(fd);
359 if (bytes_read < 0)
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200360 return GUI_CHILD_IO_ERROR;
Bram Moolenaarcd6fe972011-10-20 21:28:01 +0200361 buffer[bytes_read] = NUL;
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200362 if (strcmp(buffer, "ok") == 0)
363 return GUI_CHILD_OK;
364 return GUI_CHILD_FAILED;
365}
366
Bram Moolenaarb0b98d52018-05-05 21:01:00 +0200367#endif /* GUI_MAY_FORK */
Bram Moolenaar7f78bd72011-09-14 19:04:39 +0200368
Bram Moolenaar071d4272004-06-13 20:20:40 +0000369/*
370 * Call this when vim starts up, whether or not the GUI is started
371 */
372 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +0100373gui_prepare(int *argc, char **argv)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000374{
375 gui.in_use = FALSE; /* No GUI yet (maybe later) */
376 gui.starting = FALSE; /* No GUI yet (maybe later) */
377 gui_mch_prepare(argc, argv);
378}
379
380/*
381 * Try initializing the GUI and check if it can be started.
382 * Used from main() to check early if "vim -g" can start the GUI.
383 * Used from gui_init() to prepare for starting the GUI.
384 * Returns FAIL or OK.
385 */
386 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +0100387gui_init_check(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000388{
389 static int result = MAYBE;
390
391 if (result != MAYBE)
392 {
393 if (result == FAIL)
Bram Moolenaarf9e3e092019-01-13 23:38:42 +0100394 emsg(_("E229: Cannot start the GUI"));
Bram Moolenaar071d4272004-06-13 20:20:40 +0000395 return result;
396 }
397
398 gui.shell_created = FALSE;
399 gui.dying = FALSE;
400 gui.in_focus = TRUE; /* so the guicursor setting works */
401 gui.dragged_sb = SBAR_NONE;
402 gui.dragged_wp = NULL;
403 gui.pointer_hidden = FALSE;
404 gui.col = 0;
405 gui.row = 0;
406 gui.num_cols = Columns;
407 gui.num_rows = Rows;
408
409 gui.cursor_is_valid = FALSE;
410 gui.scroll_region_top = 0;
411 gui.scroll_region_bot = Rows - 1;
412 gui.scroll_region_left = 0;
413 gui.scroll_region_right = Columns - 1;
414 gui.highlight_mask = HL_NORMAL;
415 gui.char_width = 1;
416 gui.char_height = 1;
417 gui.char_ascent = 0;
418 gui.border_width = 0;
419
420 gui.norm_font = NOFONT;
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +0200421#ifndef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +0000422 gui.bold_font = NOFONT;
423 gui.ital_font = NOFONT;
424 gui.boldital_font = NOFONT;
425# ifdef FEAT_XFONTSET
426 gui.fontset = NOFONTSET;
427# endif
428#endif
Bram Moolenaardb250522013-06-17 22:43:25 +0200429 gui.wide_font = NOFONT;
Bram Moolenaar13505972019-01-24 15:04:48 +0100430#ifndef FEAT_GUI_GTK
Bram Moolenaardb250522013-06-17 22:43:25 +0200431 gui.wide_bold_font = NOFONT;
432 gui.wide_ital_font = NOFONT;
433 gui.wide_boldital_font = NOFONT;
Bram Moolenaardb250522013-06-17 22:43:25 +0200434#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000435
436#ifdef FEAT_MENU
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +0200437# ifndef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +0000438# ifdef FONTSET_ALWAYS
439 gui.menu_fontset = NOFONTSET;
440# else
441 gui.menu_font = NOFONT;
442# endif
443# endif
444 gui.menu_is_active = TRUE; /* default: include menu */
445# ifndef FEAT_GUI_GTK
446 gui.menu_height = MENU_DEFAULT_HEIGHT;
447 gui.menu_width = 0;
448# endif
449#endif
450#if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA))
451 gui.toolbar_height = 0;
452#endif
453#if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF)
454 gui.footer_height = 0;
455#endif
456#ifdef FEAT_BEVAL_TIP
457 gui.tooltip_fontset = NOFONTSET;
458#endif
459
460 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH;
461 gui.prev_wrap = -1;
462
Bram Moolenaarafde13b2019-04-28 19:46:49 +0200463#if defined(ALWAYS_USE_GUI) || defined(VIMDLL)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000464 result = OK;
465#else
Bram Moolenaar29695702012-05-18 17:03:18 +0200466# ifdef FEAT_GUI_GTK
467 /*
468 * Note: Don't call gtk_init_check() before fork, it will be called after
469 * the fork. When calling it before fork, it make vim hang for a while.
470 * See gui_do_fork().
471 * Use a simpler check if the GUI window can probably be opened.
472 */
Bram Moolenaar717e1962016-08-10 21:28:44 +0200473 result = gui.dofork ? gui_mch_early_init_check(TRUE) : gui_mch_init_check();
Bram Moolenaar29695702012-05-18 17:03:18 +0200474# else
Bram Moolenaar071d4272004-06-13 20:20:40 +0000475 result = gui_mch_init_check();
Bram Moolenaar29695702012-05-18 17:03:18 +0200476# endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000477#endif
478 return result;
479}
480
481/*
482 * This is the call which starts the GUI.
483 */
484 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +0100485gui_init(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000486{
487 win_T *wp;
488 static int recursive = 0;
489
490 /*
491 * It's possible to use ":gui" in a .gvimrc file. The first halve of this
492 * function will then be executed at the first call, the rest by the
493 * recursive call. This allow the shell to be opened halfway reading a
494 * gvimrc file.
495 */
496 if (!recursive)
497 {
498 ++recursive;
499
500 clip_init(TRUE);
501
502 /* If can't initialize, don't try doing the rest */
503 if (gui_init_check() == FAIL)
504 {
505 --recursive;
506 clip_init(FALSE);
507 return;
508 }
509
510 /*
Bram Moolenaarb23c3382005-01-31 19:09:12 +0000511 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It
512 * breaks the Paste toolbar button.
513 */
514 set_option_value((char_u *)"paste", 0L, NULL, 0);
515
516 /*
Bram Moolenaar071d4272004-06-13 20:20:40 +0000517 * Set up system-wide default menus.
518 */
519#if defined(SYS_MENU_FILE) && defined(FEAT_MENU)
520 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL)
521 {
522 sys_menu = TRUE;
Bram Moolenaar910f66f2006-04-05 20:41:53 +0000523 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000524 sys_menu = FALSE;
525 }
526#endif
527
528 /*
529 * Switch on the mouse by default, unless the user changed it already.
530 * This can then be changed in the .gvimrc.
531 */
532 if (!option_was_set((char_u *)"mouse"))
533 set_string_option_direct((char_u *)"mouse", -1,
Bram Moolenaar5e3cb7e2006-02-27 23:58:35 +0000534 (char_u *)"a", OPT_FREE, SID_NONE);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000535
536 /*
537 * If -U option given, use only the initializations from that file and
538 * nothing else. Skip all initializations for "-U NONE" or "-u NORC".
539 */
540 if (use_gvimrc != NULL)
541 {
542 if (STRCMP(use_gvimrc, "NONE") != 0
543 && STRCMP(use_gvimrc, "NORC") != 0
Bram Moolenaar910f66f2006-04-05 20:41:53 +0000544 && do_source(use_gvimrc, FALSE, DOSO_NONE) != OK)
Bram Moolenaarf9e3e092019-01-13 23:38:42 +0100545 semsg(_("E230: Cannot read from \"%s\""), use_gvimrc);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000546 }
547 else
548 {
549 /*
550 * Get system wide defaults for gvim, only when file name defined.
551 */
552#ifdef SYS_GVIMRC_FILE
Bram Moolenaar910f66f2006-04-05 20:41:53 +0000553 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000554#endif
555
556 /*
557 * Try to read GUI initialization commands from the following
558 * places:
559 * - environment variable GVIMINIT
560 * - the user gvimrc file (~/.gvimrc)
561 * - the second user gvimrc file ($VIM/.gvimrc for Dos)
562 * - the third user gvimrc file ($VIM/.gvimrc for Amiga)
563 * The first that exists is used, the rest is ignored.
564 */
565 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL
Bram Moolenaar910f66f2006-04-05 20:41:53 +0000566 && do_source((char_u *)USR_GVIMRC_FILE, TRUE,
567 DOSO_GVIMRC) == FAIL
Bram Moolenaar071d4272004-06-13 20:20:40 +0000568#ifdef USR_GVIMRC_FILE2
Bram Moolenaar910f66f2006-04-05 20:41:53 +0000569 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE,
570 DOSO_GVIMRC) == FAIL
Bram Moolenaar071d4272004-06-13 20:20:40 +0000571#endif
Bram Moolenaar22971aa2013-06-12 20:35:58 +0200572#ifdef USR_GVIMRC_FILE3
573 && do_source((char_u *)USR_GVIMRC_FILE3, TRUE,
574 DOSO_GVIMRC) == FAIL
575#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000576 )
577 {
Bram Moolenaar22971aa2013-06-12 20:35:58 +0200578#ifdef USR_GVIMRC_FILE4
579 (void)do_source((char_u *)USR_GVIMRC_FILE4, TRUE, DOSO_GVIMRC);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000580#endif
581 }
582
583 /*
584 * Read initialization commands from ".gvimrc" in current
585 * directory. This is only done if the 'exrc' option is set.
586 * Because of security reasons we disallow shell and write
587 * commands now, except for unix if the file is owned by the user
588 * or 'secure' option has been reset in environment of global
589 * ".gvimrc".
590 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE,
591 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE.
592 */
593 if (p_exrc)
594 {
595#ifdef UNIX
596 {
Bram Moolenaar8767f522016-07-01 17:17:39 +0200597 stat_T s;
Bram Moolenaar071d4272004-06-13 20:20:40 +0000598
599 /* if ".gvimrc" file is not owned by user, set 'secure'
600 * mode */
601 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid())
602 secure = p_secure;
603 }
604#else
605 secure = p_secure;
606#endif
607
608 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE,
Bram Moolenaar99499b12019-05-23 21:35:48 +0200609 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME
Bram Moolenaar071d4272004-06-13 20:20:40 +0000610#ifdef SYS_GVIMRC_FILE
611 && fullpathcmp((char_u *)SYS_GVIMRC_FILE,
Bram Moolenaar99499b12019-05-23 21:35:48 +0200612 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME
Bram Moolenaar071d4272004-06-13 20:20:40 +0000613#endif
614#ifdef USR_GVIMRC_FILE2
615 && fullpathcmp((char_u *)USR_GVIMRC_FILE2,
Bram Moolenaar99499b12019-05-23 21:35:48 +0200616 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME
Bram Moolenaar071d4272004-06-13 20:20:40 +0000617#endif
618#ifdef USR_GVIMRC_FILE3
619 && fullpathcmp((char_u *)USR_GVIMRC_FILE3,
Bram Moolenaar99499b12019-05-23 21:35:48 +0200620 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME
Bram Moolenaar071d4272004-06-13 20:20:40 +0000621#endif
Bram Moolenaar22971aa2013-06-12 20:35:58 +0200622#ifdef USR_GVIMRC_FILE4
623 && fullpathcmp((char_u *)USR_GVIMRC_FILE4,
Bram Moolenaar99499b12019-05-23 21:35:48 +0200624 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME
Bram Moolenaar22971aa2013-06-12 20:35:58 +0200625#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000626 )
Bram Moolenaar910f66f2006-04-05 20:41:53 +0000627 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000628
629 if (secure == 2)
630 need_wait_return = TRUE;
631 secure = 0;
632 }
633 }
634
635 if (need_wait_return || msg_didany)
636 wait_return(TRUE);
637
638 --recursive;
639 }
640
641 /* If recursive call opened the shell, return here from the first call */
642 if (gui.in_use)
643 return;
644
645 /*
646 * Create the GUI shell.
647 */
648 gui.in_use = TRUE; /* Must be set after menus have been set up */
649 if (gui_mch_init() == FAIL)
650 goto error;
651
652 /* Avoid a delay for an error message that was printed in the terminal
653 * where Vim was started. */
654 emsg_on_display = FALSE;
655 msg_scrolled = 0;
Bram Moolenaarf2405ed2017-03-16 19:58:25 +0100656 clear_sb_text(TRUE);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000657 need_wait_return = FALSE;
658 msg_didany = FALSE;
659
660 /*
661 * Check validity of any generic resources that may have been loaded.
662 */
663 if (gui.border_width < 0)
664 gui.border_width = 0;
665
666 /*
667 * Set up the fonts. First use a font specified with "-fn" or "-font".
668 */
669 if (font_argument != NULL)
670 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0);
671 if (
672#ifdef FEAT_XFONTSET
673 (*p_guifontset == NUL
674 || gui_init_font(p_guifontset, TRUE) == FAIL) &&
675#endif
676 gui_init_font(*p_guifont == NUL ? hl_get_font_name()
677 : p_guifont, FALSE) == FAIL)
678 {
Bram Moolenaarf9e3e092019-01-13 23:38:42 +0100679 emsg(_("E665: Cannot start GUI, no valid font found"));
Bram Moolenaar071d4272004-06-13 20:20:40 +0000680 goto error2;
681 }
Bram Moolenaar071d4272004-06-13 20:20:40 +0000682 if (gui_get_wide_font() == FAIL)
Bram Moolenaarf9e3e092019-01-13 23:38:42 +0100683 emsg(_("E231: 'guifontwide' invalid"));
Bram Moolenaar071d4272004-06-13 20:20:40 +0000684
685 gui.num_cols = Columns;
686 gui.num_rows = Rows;
687 gui_reset_scroll_region();
688
689 /* Create initial scrollbars */
690 FOR_ALL_WINDOWS(wp)
691 {
692 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp);
693 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp);
694 }
695 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL);
696
697#ifdef FEAT_MENU
698 gui_create_initial_menus(root_menu);
699#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000700#ifdef FEAT_SIGN_ICONS
701 sign_gui_started();
702#endif
703
704 /* Configure the desired menu and scrollbars */
705 gui_init_which_components(NULL);
706
707 /* All components of the GUI have been created now */
708 gui.shell_created = TRUE;
709
Bram Moolenaar4fc8e2f2019-03-30 22:26:38 +0100710#ifdef FEAT_GUI_MSWIN
Bram Moolenaar4814ccb2018-12-22 18:44:53 +0100711 // Set the shell size, adjusted for the screen size. For GTK this only
712 // works after the shell has been opened, thus it is further down.
Bram Moolenaar372674f2019-03-30 20:31:22 +0100713 // If the window is already maximized (e.g. when --windowid is passed in),
714 // we want to use the system-provided dimensions by passing FALSE to
715 // mustset. Otherwise, we want to initialize with the default rows/columns.
716 if (gui_mch_maximized())
717 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH);
718 else
719 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH);
Bram Moolenaar4fc8e2f2019-03-30 22:26:38 +0100720#else
721# ifndef FEAT_GUI_GTK
722 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH);
723# endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000724#endif
725#if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)
726 /* Need to set the size of the menubar after all the menus have been
727 * created. */
728 gui_mch_compute_menu_height((Widget)0);
729#endif
730
731 /*
732 * Actually open the GUI shell.
733 */
734 if (gui_mch_open() != FAIL)
735 {
736#ifdef FEAT_TITLE
737 maketitle();
738 resettitle();
739#endif
740 init_gui_options();
741#ifdef FEAT_ARABIC
742 /* Our GUI can't do bidi. */
743 p_tbidi = FALSE;
744#endif
Bram Moolenaar9372a112005-12-06 19:59:18 +0000745#if defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000746 /* Give GTK+ a chance to put all widget's into place. */
747 gui_mch_update();
Bram Moolenaar18144c82006-04-12 21:52:12 +0000748
749# ifdef FEAT_MENU
750 /* If there is no 'm' in 'guioptions' we need to remove the menu now.
751 * It was still there to make F10 work. */
752 if (vim_strchr(p_go, GO_MENUS) == NULL)
753 {
754 --gui.starting;
755 gui_mch_enable_menu(FALSE);
756 ++gui.starting;
757 gui_mch_update();
758 }
759# endif
760
Bram Moolenaar071d4272004-06-13 20:20:40 +0000761 /* Now make sure the shell fits on the screen. */
Bram Moolenaar372674f2019-03-30 20:31:22 +0100762 if (gui_mch_maximized())
763 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH);
764 else
765 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000766#endif
Bram Moolenaar41bfd302005-04-24 21:59:46 +0000767 /* When 'lines' was set while starting up the topframe may have to be
768 * resized. */
769 win_new_shellsize();
Bram Moolenaarfd91ecb2005-03-07 23:06:25 +0000770
Bram Moolenaarc3719bd2017-11-18 22:13:31 +0100771#ifdef FEAT_BEVAL_GUI
Bram Moolenaarfd91ecb2005-03-07 23:06:25 +0000772 /* Always create the Balloon Evaluation area, but disable it when
Bram Moolenaar51b0f372017-11-18 18:52:04 +0100773 * 'ballooneval' is off. */
774 if (balloonEval != NULL)
Bram Moolenaarca4b6132018-06-28 12:05:11 +0200775 {
776# ifdef FEAT_VARTABS
777 vim_free(balloonEval->vts);
778# endif
Bram Moolenaar51b0f372017-11-18 18:52:04 +0100779 vim_free(balloonEval);
Bram Moolenaarca4b6132018-06-28 12:05:11 +0200780 }
Bram Moolenaar51b0f372017-11-18 18:52:04 +0100781 balloonEvalForTerm = FALSE;
Bram Moolenaarfd91ecb2005-03-07 23:06:25 +0000782# ifdef FEAT_GUI_GTK
783 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL,
784 &general_beval_cb, NULL);
785# else
Bram Moolenaar4317d9b2005-03-18 20:25:31 +0000786# if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)
Bram Moolenaarfd91ecb2005-03-07 23:06:25 +0000787 {
788 extern Widget textArea;
789 balloonEval = gui_mch_create_beval_area(textArea, NULL,
Bram Moolenaar4317d9b2005-03-18 20:25:31 +0000790 &general_beval_cb, NULL);
Bram Moolenaarfd91ecb2005-03-07 23:06:25 +0000791 }
792# else
Bram Moolenaar4f974752019-02-17 17:44:42 +0100793# ifdef FEAT_GUI_MSWIN
Bram Moolenaarfd91ecb2005-03-07 23:06:25 +0000794 balloonEval = gui_mch_create_beval_area(NULL, NULL,
795 &general_beval_cb, NULL);
796# endif
797# endif
798# endif
799 if (!p_beval)
800 gui_mch_disable_beval_area(balloonEval);
801#endif
802
Bram Moolenaar071d4272004-06-13 20:20:40 +0000803#if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
804 if (!im_xim_isvalid_imactivate())
Bram Moolenaarf9e3e092019-01-13 23:38:42 +0100805 emsg(_("E599: Value of 'imactivatekey' is invalid"));
Bram Moolenaar071d4272004-06-13 20:20:40 +0000806#endif
Bram Moolenaard8b0cf12004-12-12 11:33:30 +0000807 /* When 'cmdheight' was set during startup it may not have taken
808 * effect yet. */
809 if (p_ch != 1L)
Bram Moolenaarc6fe9192006-04-09 21:54:49 +0000810 command_height();
Bram Moolenaar071d4272004-06-13 20:20:40 +0000811
812 return;
813 }
814
815error2:
816#ifdef FEAT_GUI_X11
817 /* undo gui_mch_init() */
818 gui_mch_uninit();
819#endif
820
821error:
822 gui.in_use = FALSE;
823 clip_init(FALSE);
824}
825
826
827 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +0100828gui_exit(int rc)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000829{
Bram Moolenaar071d4272004-06-13 20:20:40 +0000830 /* don't free the fonts, it leads to a BUS error
831 * richard@whitequeen.com Jul 99 */
832 free_highlight_fonts();
Bram Moolenaar071d4272004-06-13 20:20:40 +0000833 gui.in_use = FALSE;
834 gui_mch_exit(rc);
835}
836
Bram Moolenaar9372a112005-12-06 19:59:18 +0000837#if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \
Bram Moolenaar071d4272004-06-13 20:20:40 +0000838 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO)
Bram Moolenaarda68cf32006-10-10 15:35:57 +0000839# define NEED_GUI_UPDATE_SCREEN 1
Bram Moolenaar071d4272004-06-13 20:20:40 +0000840/*
841 * Called when the GUI shell is closed by the user. If there are no changed
842 * files Vim exits, otherwise there will be a dialog to ask the user what to
843 * do.
844 * When this function returns, Vim should NOT exit!
845 */
846 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +0100847gui_shell_closed(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000848{
849 cmdmod_T save_cmdmod;
850
851 save_cmdmod = cmdmod;
852
853 /* Only exit when there are no changed files */
854 exiting = TRUE;
855# ifdef FEAT_BROWSE
856 cmdmod.browse = TRUE;
857# endif
858# if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
859 cmdmod.confirm = TRUE;
860# endif
861 /* If there are changed buffers, present the user with a dialog if
862 * possible, otherwise give an error message. */
Bram Moolenaar027387f2016-01-02 22:25:52 +0100863 if (!check_changed_any(FALSE, FALSE))
Bram Moolenaar071d4272004-06-13 20:20:40 +0000864 getout(0);
865
866 exiting = FALSE;
867 cmdmod = save_cmdmod;
Bram Moolenaarda68cf32006-10-10 15:35:57 +0000868 gui_update_screen(); /* redraw, window may show changed buffer */
Bram Moolenaar071d4272004-06-13 20:20:40 +0000869}
870#endif
871
872/*
Bram Moolenaar84a05ac2013-05-06 04:24:17 +0200873 * Set the font. "font_list" is a comma separated list of font names. The
Bram Moolenaar071d4272004-06-13 20:20:40 +0000874 * first font name that works is used. If none is found, use the default
875 * font.
876 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset.
877 * Return OK when able to set the font. When it failed FAIL is returned and
878 * the fonts are unchanged.
879 */
Bram Moolenaar071d4272004-06-13 20:20:40 +0000880 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +0100881gui_init_font(char_u *font_list, int fontset UNUSED)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000882{
883#define FONTLEN 320
884 char_u font_name[FONTLEN];
885 int font_list_empty = FALSE;
886 int ret = FAIL;
887
888 if (!gui.in_use)
889 return FAIL;
890
891 font_name[0] = NUL;
892 if (*font_list == NUL)
893 font_list_empty = TRUE;
894 else
895 {
896#ifdef FEAT_XFONTSET
897 /* When using a fontset, the whole list of fonts is one name. */
898 if (fontset)
899 ret = gui_mch_init_font(font_list, TRUE);
900 else
901#endif
902 while (*font_list != NUL)
903 {
904 /* Isolate one comma separated font name. */
905 (void)copy_option_part(&font_list, font_name, FONTLEN, ",");
906
907 /* Careful!!! The Win32 version of gui_mch_init_font(), when
908 * called with "*" will change p_guifont to the selected font
909 * name, which frees the old value. This makes font_list
910 * invalid. Thus when OK is returned here, font_list must no
911 * longer be used! */
912 if (gui_mch_init_font(font_name, FALSE) == OK)
913 {
Bram Moolenaar13505972019-01-24 15:04:48 +0100914#if !defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000915 /* If it's a Unicode font, try setting 'guifontwide' to a
916 * similar double-width font. */
917 if ((p_guifontwide == NULL || *p_guifontwide == NUL)
918 && strstr((char *)font_name, "10646") != NULL)
919 set_guifontwide(font_name);
920#endif
921 ret = OK;
922 break;
923 }
924 }
925 }
926
927 if (ret != OK
928 && STRCMP(font_list, "*") != 0
929 && (font_list_empty || gui.norm_font == NOFONT))
930 {
931 /*
932 * Couldn't load any font in 'font_list', keep the current font if
933 * there is one. If 'font_list' is empty, or if there is no current
934 * font, tell gui_mch_init_font() to try to find a font we can load.
935 */
936 ret = gui_mch_init_font(NULL, FALSE);
937 }
938
939 if (ret == OK)
940 {
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +0200941#ifndef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +0000942 /* Set normal font as current font */
943# ifdef FEAT_XFONTSET
944 if (gui.fontset != NOFONTSET)
945 gui_mch_set_fontset(gui.fontset);
946 else
947# endif
948 gui_mch_set_font(gui.norm_font);
949#endif
Bram Moolenaar372674f2019-03-30 20:31:22 +0100950 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000951 }
952
953 return ret;
954}
955
Bram Moolenaar13505972019-01-24 15:04:48 +0100956#ifndef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +0000957/*
958 * Try setting 'guifontwide' to a font twice as wide as "name".
959 */
960 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +0100961set_guifontwide(char_u *name)
Bram Moolenaar071d4272004-06-13 20:20:40 +0000962{
963 int i = 0;
964 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */
965 char_u *wp = NULL;
966 char_u *p;
967 GuiFont font;
968
969 wp = wide_name;
970 for (p = name; *p != NUL; ++p)
971 {
972 *wp++ = *p;
973 if (*p == '-')
974 {
975 ++i;
976 if (i == 6) /* font type: change "--" to "-*-" */
977 {
978 if (p[1] == '-')
979 *wp++ = '*';
980 }
981 else if (i == 12) /* found the width */
982 {
983 ++p;
984 i = getdigits(&p);
985 if (i != 0)
986 {
987 /* Double the width specification. */
988 sprintf((char *)wp, "%d%s", i * 2, p);
989 font = gui_mch_get_font(wide_name, FALSE);
990 if (font != NOFONT)
991 {
Bram Moolenaard8b0cf12004-12-12 11:33:30 +0000992 gui_mch_free_font(gui.wide_font);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000993 gui.wide_font = font;
994 set_string_option_direct((char_u *)"gfw", -1,
Bram Moolenaar5e3cb7e2006-02-27 23:58:35 +0000995 wide_name, OPT_FREE, 0);
Bram Moolenaar071d4272004-06-13 20:20:40 +0000996 }
997 }
998 break;
999 }
1000 }
1001 }
1002}
Bram Moolenaar13505972019-01-24 15:04:48 +01001003#endif /* !FEAT_GUI_GTK */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001004
1005/*
1006 * Get the font for 'guifontwide'.
1007 * Return FAIL for an invalid font name.
1008 */
1009 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001010gui_get_wide_font(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001011{
1012 GuiFont font = NOFONT;
1013 char_u font_name[FONTLEN];
1014 char_u *p;
1015
1016 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */
1017 return OK; /* Will give an error message later. */
1018
1019 if (p_guifontwide != NULL && *p_guifontwide != NUL)
1020 {
1021 for (p = p_guifontwide; *p != NUL; )
1022 {
1023 /* Isolate one comma separated font name. */
1024 (void)copy_option_part(&p, font_name, FONTLEN, ",");
1025 font = gui_mch_get_font(font_name, FALSE);
1026 if (font != NOFONT)
1027 break;
1028 }
1029 if (font == NOFONT)
1030 return FAIL;
1031 }
1032
1033 gui_mch_free_font(gui.wide_font);
Bram Moolenaar13505972019-01-24 15:04:48 +01001034#ifdef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +00001035 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */
1036 if (font != NOFONT && gui.norm_font != NOFONT
1037 && pango_font_description_equal(font, gui.norm_font))
1038 {
1039 gui.wide_font = NOFONT;
1040 gui_mch_free_font(font);
1041 }
1042 else
Bram Moolenaar13505972019-01-24 15:04:48 +01001043#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001044 gui.wide_font = font;
Bram Moolenaar13505972019-01-24 15:04:48 +01001045#ifdef FEAT_GUI_MSWIN
Bram Moolenaar0f272122013-01-23 18:37:40 +01001046 gui_mch_wide_font_changed();
Bram Moolenaar13505972019-01-24 15:04:48 +01001047#else
Bram Moolenaardb250522013-06-17 22:43:25 +02001048 /*
1049 * TODO: setup wide_bold_font, wide_ital_font and wide_boldital_font to
1050 * support those fonts for 'guifontwide'.
1051 */
Bram Moolenaar13505972019-01-24 15:04:48 +01001052#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001053 return OK;
1054}
Bram Moolenaar071d4272004-06-13 20:20:40 +00001055
Bram Moolenaar5843f5f2019-08-20 20:13:45 +02001056 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001057gui_set_cursor(int row, int col)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001058{
1059 gui.row = row;
1060 gui.col = col;
1061}
1062
1063/*
1064 * gui_check_pos - check if the cursor is on the screen.
1065 */
1066 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001067gui_check_pos(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001068{
1069 if (gui.row >= screen_Rows)
1070 gui.row = screen_Rows - 1;
1071 if (gui.col >= screen_Columns)
1072 gui.col = screen_Columns - 1;
1073 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns)
1074 gui.cursor_is_valid = FALSE;
1075}
1076
1077/*
1078 * Redraw the cursor if necessary or when forced.
1079 * Careful: The contents of ScreenLines[] must match what is on the screen,
1080 * otherwise this goes wrong. May need to call out_flush() first.
1081 */
1082 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001083gui_update_cursor(
1084 int force, /* when TRUE, update even when not moved */
1085 int clear_selection)/* clear selection under cursor */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001086{
1087 int cur_width = 0;
1088 int cur_height = 0;
1089 int old_hl_mask;
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001090 cursorentry_T *shape;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001091 int id;
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001092#ifdef FEAT_TERMINAL
1093 guicolor_T shape_fg = INVALCOLOR;
1094 guicolor_T shape_bg = INVALCOLOR;
1095#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001096 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */
1097 int cattr; /* cursor attributes */
1098 int attr;
1099 attrentry_T *aep = NULL;
1100
Bram Moolenaar1b8d33b2008-08-06 12:37:44 +00001101 /* Don't update the cursor when halfway busy scrolling or the screen size
1102 * doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. */
1103 if (!can_update_cursor || screen_Columns != gui.num_cols
1104 || screen_Rows != gui.num_rows)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001105 return;
1106
1107 gui_check_pos();
1108 if (!gui.cursor_is_valid || force
1109 || gui.row != gui.cursor_row || gui.col != gui.cursor_col)
1110 {
1111 gui_undraw_cursor();
1112 if (gui.row < 0)
1113 return;
Bram Moolenaar6e35a112018-03-04 21:36:05 +01001114#ifdef HAVE_INPUT_METHOD
Bram Moolenaar071d4272004-06-13 20:20:40 +00001115 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col)
1116 im_set_position(gui.row, gui.col);
1117#endif
1118 gui.cursor_row = gui.row;
1119 gui.cursor_col = gui.col;
1120
1121 /* Only write to the screen after ScreenLines[] has been initialized */
1122 if (!screen_cleared || ScreenLines == NULL)
1123 return;
1124
1125 /* Clear the selection if we are about to write over it */
1126 if (clear_selection)
1127 clip_may_clear_selection(gui.row, gui.row);
1128 /* Check that the cursor is inside the shell (resizing may have made
1129 * it invalid) */
1130 if (gui.row >= screen_Rows || gui.col >= screen_Columns)
1131 return;
1132
1133 gui.cursor_is_valid = TRUE;
1134
1135 /*
1136 * How the cursor is drawn depends on the current mode.
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001137 * When in a terminal window use the shape/color specified there.
Bram Moolenaar071d4272004-06-13 20:20:40 +00001138 */
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001139#ifdef FEAT_TERMINAL
Bram Moolenaar69fbc9e2017-09-14 20:37:57 +02001140 if (terminal_is_active())
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001141 shape = term_get_cursor_shape(&shape_fg, &shape_bg);
Bram Moolenaar071d4272004-06-13 20:20:40 +00001142 else
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001143#endif
1144 shape = &shape_table[get_shape_idx(FALSE)];
1145 if (State & LANGMAP)
1146 id = shape->id_lm;
1147 else
1148 id = shape->id;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001149
1150 /* get the colors and attributes for the cursor. Default is inverted */
1151 cfg = INVALCOLOR;
1152 cbg = INVALCOLOR;
1153 cattr = HL_INVERSE;
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001154 gui_mch_set_blinking(shape->blinkwait,
1155 shape->blinkon,
1156 shape->blinkoff);
Bram Moolenaar1dcada12017-11-13 21:10:04 +01001157 if (shape->blinkwait == 0 || shape->blinkon == 0
1158 || shape->blinkoff == 0)
Bram Moolenaar1dd45fb2018-01-31 21:10:01 +01001159 gui_mch_stop_blink(FALSE);
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001160#ifdef FEAT_TERMINAL
1161 if (shape_bg != INVALCOLOR)
1162 {
1163 cattr = 0;
1164 cfg = shape_fg;
1165 cbg = shape_bg;
1166 }
1167 else
1168#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001169 if (id > 0)
1170 {
1171 cattr = syn_id2colors(id, &cfg, &cbg);
Bram Moolenaar6e35a112018-03-04 21:36:05 +01001172#if defined(HAVE_INPUT_METHOD) || defined(FEAT_HANGULIN)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001173 {
1174 static int iid;
1175 guicolor_T fg, bg;
1176
Bram Moolenaarc236c162008-07-13 17:41:49 +00001177 if (
Bram Moolenaar28944fe2018-02-04 19:01:31 +01001178# if defined(FEAT_GUI_GTK) && defined(FEAT_XIM) && !defined(FEAT_HANGULIN)
Bram Moolenaarc236c162008-07-13 17:41:49 +00001179 preedit_get_status()
1180# else
1181 im_get_status()
1182# endif
1183 )
Bram Moolenaar071d4272004-06-13 20:20:40 +00001184 {
1185 iid = syn_name2id((char_u *)"CursorIM");
1186 if (iid > 0)
1187 {
1188 syn_id2colors(iid, &fg, &bg);
1189 if (bg != INVALCOLOR)
1190 cbg = bg;
1191 if (fg != INVALCOLOR)
1192 cfg = fg;
1193 }
1194 }
1195 }
1196#endif
1197 }
1198
1199 /*
1200 * Get the attributes for the character under the cursor.
1201 * When no cursor color was given, use the character color.
1202 */
1203 attr = ScreenAttrs[LineOffset[gui.row] + gui.col];
1204 if (attr > HL_ALL)
1205 aep = syn_gui_attr2entry(attr);
1206 if (aep != NULL)
1207 {
1208 attr = aep->ae_attr;
1209 if (cfg == INVALCOLOR)
1210 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color
1211 : aep->ae_u.gui.fg_color);
1212 if (cbg == INVALCOLOR)
1213 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color
1214 : aep->ae_u.gui.bg_color);
1215 }
1216 if (cfg == INVALCOLOR)
1217 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel;
1218 if (cbg == INVALCOLOR)
1219 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel;
1220
1221#ifdef FEAT_XIM
1222 if (aep != NULL)
1223 {
1224 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color
1225 : aep->ae_u.gui.bg_color);
1226 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color
1227 : aep->ae_u.gui.fg_color);
1228 if (xim_bg_color == INVALCOLOR)
1229 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel
1230 : gui.back_pixel;
1231 if (xim_fg_color == INVALCOLOR)
1232 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel
1233 : gui.norm_pixel;
1234 }
1235 else
1236 {
1237 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel
1238 : gui.back_pixel;
1239 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel
1240 : gui.norm_pixel;
1241 }
1242#endif
1243
1244 attr &= ~HL_INVERSE;
1245 if (cattr & HL_INVERSE)
1246 {
1247 cc = cbg;
1248 cbg = cfg;
1249 cfg = cc;
1250 }
1251 cattr &= ~HL_INVERSE;
1252
1253 /*
1254 * When we don't have window focus, draw a hollow cursor.
1255 */
1256 if (!gui.in_focus)
1257 {
1258 gui_mch_draw_hollow_cursor(cbg);
1259 return;
1260 }
1261
1262 old_hl_mask = gui.highlight_mask;
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001263 if (shape->shape == SHAPE_BLOCK
Bram Moolenaar071d4272004-06-13 20:20:40 +00001264#ifdef FEAT_HANGULIN
1265 || composing_hangul
1266#endif
1267 )
1268 {
1269 /*
1270 * Draw the text character with the cursor colors. Use the
1271 * character attributes plus the cursor attributes.
1272 */
1273 gui.highlight_mask = (cattr | attr);
1274#ifdef FEAT_HANGULIN
1275 if (composing_hangul)
Bram Moolenaar72f4cc42015-11-10 14:35:18 +01001276 {
1277 char_u *comp_buf;
1278 int comp_len;
1279
1280 comp_buf = hangul_composing_buffer_get(&comp_len);
1281 if (comp_buf)
1282 {
1283 (void)gui_outstr_nowrap(comp_buf, comp_len,
1284 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR,
1285 cfg, cbg, 0);
1286 vim_free(comp_buf);
1287 }
1288 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00001289 else
1290#endif
1291 (void)gui_screenchar(LineOffset[gui.row] + gui.col,
1292 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0);
1293 }
1294 else
1295 {
Bram Moolenaar13505972019-01-24 15:04:48 +01001296#if defined(FEAT_RIGHTLEFT)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001297 int col_off = FALSE;
1298#endif
1299 /*
1300 * First draw the partial cursor, then overwrite with the text
1301 * character, using a transparent background.
1302 */
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001303 if (shape->shape == SHAPE_VER)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001304 {
1305 cur_height = gui.char_height;
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001306 cur_width = (gui.char_width * shape->percentage + 99) / 100;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001307 }
1308 else
1309 {
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001310 cur_height = (gui.char_height * shape->percentage + 99) / 100;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001311 cur_width = gui.char_width;
1312 }
Bram Moolenaar367329b2007-08-30 11:53:22 +00001313 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col,
1314 LineOffset[gui.row] + screen_Columns) > 1)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001315 {
1316 /* Double wide character. */
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001317 if (shape->shape != SHAPE_VER)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001318 cur_width += gui.char_width;
Bram Moolenaar13505972019-01-24 15:04:48 +01001319#ifdef FEAT_RIGHTLEFT
Bram Moolenaar071d4272004-06-13 20:20:40 +00001320 if (CURSOR_BAR_RIGHT)
1321 {
1322 /* gui.col points to the left halve of the character but
1323 * the vertical line needs to be on the right halve.
1324 * A double-wide horizontal line is also drawn from the
1325 * right halve in gui_mch_draw_part_cursor(). */
1326 col_off = TRUE;
1327 ++gui.col;
1328 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00001329#endif
Bram Moolenaar13505972019-01-24 15:04:48 +01001330 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00001331 gui_mch_draw_part_cursor(cur_width, cur_height, cbg);
Bram Moolenaar13505972019-01-24 15:04:48 +01001332#if defined(FEAT_RIGHTLEFT)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001333 if (col_off)
1334 --gui.col;
1335#endif
1336
1337#ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */
1338 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col];
1339 (void)gui_screenchar(LineOffset[gui.row] + gui.col,
1340 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR,
1341 (guicolor_T)0, (guicolor_T)0, 0);
1342#endif
1343 }
1344 gui.highlight_mask = old_hl_mask;
1345 }
1346}
1347
1348#if defined(FEAT_MENU) || defined(PROTO)
1349 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001350gui_position_menu(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001351{
Bram Moolenaar9372a112005-12-06 19:59:18 +00001352# if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001353 if (gui.menu_is_active && gui.in_use)
1354 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height);
1355# endif
1356}
1357#endif
1358
1359/*
1360 * Position the various GUI components (text area, menu). The vertical
1361 * scrollbars are NOT handled here. See gui_update_scrollbars().
1362 */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001363 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001364gui_position_components(int total_width UNUSED)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001365{
1366 int text_area_x;
1367 int text_area_y;
1368 int text_area_width;
1369 int text_area_height;
1370
1371 /* avoid that moving components around generates events */
1372 ++hold_gui_events;
1373
1374 text_area_x = 0;
1375 if (gui.which_scrollbars[SBAR_LEFT])
1376 text_area_x += gui.scrollbar_width;
1377
1378 text_area_y = 0;
1379#if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON))
1380 gui.menu_width = total_width;
1381 if (gui.menu_is_active)
1382 text_area_y += gui.menu_height;
1383#endif
1384#if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN)
1385 if (vim_strchr(p_go, GO_TOOLBAR) != NULL)
1386 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT;
1387#endif
1388
Bram Moolenaar910f66f2006-04-05 20:41:53 +00001389# if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \
Bram Moolenaar367329b2007-08-30 11:53:22 +00001390 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC))
Bram Moolenaar3991dab2006-03-27 17:01:56 +00001391 if (gui_has_tabline())
Bram Moolenaar551dbcc2006-04-25 22:13:59 +00001392 text_area_y += gui.tabline_height;
Bram Moolenaar3991dab2006-03-27 17:01:56 +00001393#endif
1394
Bram Moolenaar071d4272004-06-13 20:20:40 +00001395#if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA))
1396 if (vim_strchr(p_go, GO_TOOLBAR) != NULL)
1397 {
1398# ifdef FEAT_GUI_ATHENA
1399 gui_mch_set_toolbar_pos(0, text_area_y,
1400 gui.menu_width, gui.toolbar_height);
1401# endif
1402 text_area_y += gui.toolbar_height;
1403 }
1404#endif
1405
1406 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2;
1407 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2;
1408
1409 gui_mch_set_text_area_pos(text_area_x,
1410 text_area_y,
1411 text_area_width,
1412 text_area_height
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02001413#if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001414 + xim_get_status_area_height()
1415#endif
1416 );
1417#ifdef FEAT_MENU
1418 gui_position_menu();
1419#endif
1420 if (gui.which_scrollbars[SBAR_BOTTOM])
1421 gui_mch_set_scrollbar_pos(&gui.bottom_sbar,
1422 text_area_x,
1423 text_area_y + text_area_height,
1424 text_area_width,
1425 gui.scrollbar_height);
1426 gui.left_sbar_x = 0;
1427 gui.right_sbar_x = text_area_x + text_area_width;
1428
1429 --hold_gui_events;
1430}
1431
Bram Moolenaar02743632005-07-25 20:42:36 +00001432/*
1433 * Get the width of the widgets and decorations to the side of the text area.
1434 */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001435 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001436gui_get_base_width(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001437{
1438 int base_width;
1439
1440 base_width = 2 * gui.border_offset;
1441 if (gui.which_scrollbars[SBAR_LEFT])
1442 base_width += gui.scrollbar_width;
1443 if (gui.which_scrollbars[SBAR_RIGHT])
1444 base_width += gui.scrollbar_width;
1445 return base_width;
1446}
1447
Bram Moolenaar02743632005-07-25 20:42:36 +00001448/*
1449 * Get the height of the widgets and decorations above and below the text area.
1450 */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001451 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001452gui_get_base_height(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001453{
1454 int base_height;
1455
1456 base_height = 2 * gui.border_offset;
1457 if (gui.which_scrollbars[SBAR_BOTTOM])
1458 base_height += gui.scrollbar_height;
1459#ifdef FEAT_GUI_GTK
1460 /* We can't take the sizes properly into account until anything is
1461 * realized. Therefore we recalculate all the values here just before
1462 * setting the size. (--mdcki) */
1463#else
1464# ifdef FEAT_MENU
1465 if (gui.menu_is_active)
1466 base_height += gui.menu_height;
1467# endif
1468# ifdef FEAT_TOOLBAR
1469 if (vim_strchr(p_go, GO_TOOLBAR) != NULL)
1470# if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR)
1471 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT);
1472# else
1473 base_height += gui.toolbar_height;
1474# endif
1475# endif
Bram Moolenaar910f66f2006-04-05 20:41:53 +00001476# if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \
1477 || defined(FEAT_GUI_MOTIF))
Bram Moolenaar3991dab2006-03-27 17:01:56 +00001478 if (gui_has_tabline())
Bram Moolenaar551dbcc2006-04-25 22:13:59 +00001479 base_height += gui.tabline_height;
Bram Moolenaar3991dab2006-03-27 17:01:56 +00001480# endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001481# ifdef FEAT_FOOTER
1482 if (vim_strchr(p_go, GO_FOOTER) != NULL)
1483 base_height += gui.footer_height;
1484# endif
1485# if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)
1486 base_height += gui_mch_text_area_extra_height();
1487# endif
1488#endif
1489 return base_height;
1490}
1491
1492/*
1493 * Should be called after the GUI shell has been resized. Its arguments are
1494 * the new width and height of the shell in pixels.
1495 */
1496 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001497gui_resize_shell(int pixel_width, int pixel_height)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001498{
1499 static int busy = FALSE;
1500
1501 if (!gui.shell_created) /* ignore when still initializing */
1502 return;
1503
1504 /*
1505 * Can't resize the screen while it is being redrawn. Remember the new
1506 * size and handle it later.
1507 */
1508 if (updating_screen || busy)
1509 {
1510 new_pixel_width = pixel_width;
1511 new_pixel_height = pixel_height;
1512 return;
1513 }
1514
1515again:
Bram Moolenaar6b40f302017-02-03 22:01:47 +01001516 new_pixel_width = 0;
1517 new_pixel_height = 0;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001518 busy = TRUE;
1519
Bram Moolenaar071d4272004-06-13 20:20:40 +00001520 /* Flush pending output before redrawing */
1521 out_flush();
1522
1523 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width;
Bram Moolenaar6f7743e2008-02-06 16:33:58 +00001524 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001525
1526 gui_position_components(pixel_width);
Bram Moolenaar071d4272004-06-13 20:20:40 +00001527 gui_reset_scroll_region();
Bram Moolenaar6b40f302017-02-03 22:01:47 +01001528
Bram Moolenaar071d4272004-06-13 20:20:40 +00001529 /*
1530 * At the "more" and ":confirm" prompt there is no redraw, put the cursor
1531 * at the last line here (why does it have to be one row too low?).
1532 */
1533 if (State == ASKMORE || State == CONFIRM)
1534 gui.row = gui.num_rows;
1535
1536 /* Only comparing Rows and Columns may be sufficient, but let's stay on
1537 * the safe side. */
1538 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns
1539 || gui.num_rows != Rows || gui.num_cols != Columns)
1540 shell_resized();
1541
Bram Moolenaar071d4272004-06-13 20:20:40 +00001542 gui_update_scrollbars(TRUE);
1543 gui_update_cursor(FALSE, TRUE);
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02001544#if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001545 xim_set_status_area();
1546#endif
1547
1548 busy = FALSE;
Bram Moolenaare45828b2006-02-15 22:12:56 +00001549
Bram Moolenaar6b40f302017-02-03 22:01:47 +01001550 /* We may have been called again while redrawing the screen.
1551 * Need to do it all again with the latest size then. But only if the size
1552 * actually changed. */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001553 if (new_pixel_height)
1554 {
Bram Moolenaar6b40f302017-02-03 22:01:47 +01001555 if (pixel_width == new_pixel_width && pixel_height == new_pixel_height)
1556 {
1557 new_pixel_width = 0;
1558 new_pixel_height = 0;
1559 }
1560 else
1561 {
1562 pixel_width = new_pixel_width;
1563 pixel_height = new_pixel_height;
1564 goto again;
1565 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00001566 }
1567}
1568
1569/*
1570 * Check if gui_resize_shell() must be called.
1571 */
1572 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001573gui_may_resize_shell(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001574{
Bram Moolenaar071d4272004-06-13 20:20:40 +00001575 if (new_pixel_height)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001576 /* careful: gui_resize_shell() may postpone the resize again if we
1577 * were called indirectly by it */
Bram Moolenaar6b40f302017-02-03 22:01:47 +01001578 gui_resize_shell(new_pixel_width, new_pixel_height);
Bram Moolenaar071d4272004-06-13 20:20:40 +00001579}
1580
1581 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001582gui_get_shellsize(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001583{
1584 Rows = gui.num_rows;
1585 Columns = gui.num_cols;
1586 return OK;
1587}
1588
1589/*
1590 * Set the size of the Vim shell according to Rows and Columns.
Bram Moolenaar02743632005-07-25 20:42:36 +00001591 * If "fit_to_display" is TRUE then the size may be reduced to fit the window
1592 * on the screen.
Bram Moolenaar8ac44152017-11-09 18:33:29 +01001593 * When "mustset" is TRUE the size was set by the user. When FALSE a UI
1594 * component was added or removed (e.g., a scrollbar).
Bram Moolenaar071d4272004-06-13 20:20:40 +00001595 */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001596 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001597gui_set_shellsize(
Bram Moolenaar8ac44152017-11-09 18:33:29 +01001598 int mustset UNUSED,
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001599 int fit_to_display,
1600 int direction) /* RESIZE_HOR, RESIZE_VER */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001601{
1602 int base_width;
1603 int base_height;
1604 int width;
1605 int height;
1606 int min_width;
1607 int min_height;
1608 int screen_w;
1609 int screen_h;
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02001610#ifdef FEAT_GUI_GTK
Bram Moolenaar09736232009-09-23 16:14:49 +00001611 int un_maximize = mustset;
Bram Moolenaarcc448b32010-07-14 16:52:17 +02001612 int did_adjust = 0;
Bram Moolenaar09736232009-09-23 16:14:49 +00001613#endif
Bram Moolenaarc5d5d012010-01-27 21:05:05 +01001614 int x = -1, y = -1;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001615
1616 if (!gui.shell_created)
1617 return;
1618
Bram Moolenaar12bc1b52011-08-10 17:44:45 +02001619#if defined(MSWIN) || defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001620 /* If not setting to a user specified size and maximized, calculate the
1621 * number of characters that fit in the maximized window. */
Bram Moolenaar8ac44152017-11-09 18:33:29 +01001622 if (!mustset && (vim_strchr(p_go, GO_KEEPWINSIZE) != NULL
1623 || gui_mch_maximized()))
Bram Moolenaar071d4272004-06-13 20:20:40 +00001624 {
1625 gui_mch_newfont();
1626 return;
1627 }
1628#endif
1629
1630 base_width = gui_get_base_width();
1631 base_height = gui_get_base_height();
Bram Moolenaarc5d5d012010-01-27 21:05:05 +01001632 if (fit_to_display)
1633 /* Remember the original window position. */
Bram Moolenaarcde88542015-08-11 19:14:00 +02001634 (void)gui_mch_get_winpos(&x, &y);
Bram Moolenaarc5d5d012010-01-27 21:05:05 +01001635
Bram Moolenaarbb1969b2019-01-17 15:45:25 +01001636 width = Columns * gui.char_width + base_width;
1637 height = Rows * gui.char_height + base_height;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001638
1639 if (fit_to_display)
1640 {
1641 gui_mch_get_screen_dimensions(&screen_w, &screen_h);
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00001642 if ((direction & RESIZE_HOR) && width > screen_w)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001643 {
1644 Columns = (screen_w - base_width) / gui.char_width;
1645 if (Columns < MIN_COLUMNS)
1646 Columns = MIN_COLUMNS;
1647 width = Columns * gui.char_width + base_width;
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02001648#ifdef FEAT_GUI_GTK
Bram Moolenaar09736232009-09-23 16:14:49 +00001649 ++did_adjust;
1650#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001651 }
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00001652 if ((direction & RESIZE_VERT) && height > screen_h)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001653 {
1654 Rows = (screen_h - base_height) / gui.char_height;
1655 check_shellsize();
1656 height = Rows * gui.char_height + base_height;
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02001657#ifdef FEAT_GUI_GTK
Bram Moolenaar09736232009-09-23 16:14:49 +00001658 ++did_adjust;
1659#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001660 }
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02001661#ifdef FEAT_GUI_GTK
Bram Moolenaar09736232009-09-23 16:14:49 +00001662 if (did_adjust == 2 || (width + gui.char_width >= screen_w
1663 && height + gui.char_height >= screen_h))
1664 /* don't unmaximize if at maximum size */
1665 un_maximize = FALSE;
1666#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001667 }
Bram Moolenaare057d402013-06-30 17:51:51 +02001668 limit_screen_size();
Bram Moolenaar071d4272004-06-13 20:20:40 +00001669 gui.num_cols = Columns;
1670 gui.num_rows = Rows;
1671
1672 min_width = base_width + MIN_COLUMNS * gui.char_width;
1673 min_height = base_height + MIN_LINES * gui.char_height;
Bram Moolenaar32466aa2006-02-24 23:53:04 +00001674 min_height += tabline_height() * gui.char_height;
Bram Moolenaar09736232009-09-23 16:14:49 +00001675
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02001676#ifdef FEAT_GUI_GTK
Bram Moolenaar09736232009-09-23 16:14:49 +00001677 if (un_maximize)
1678 {
1679 /* If the window size is smaller than the screen unmaximize the
1680 * window, otherwise resizing won't work. */
1681 gui_mch_get_screen_dimensions(&screen_w, &screen_h);
1682 if ((width + gui.char_width < screen_w
1683 || height + gui.char_height * 2 < screen_h)
1684 && gui_mch_maximized())
1685 gui_mch_unmaximize();
1686 }
1687#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001688
1689 gui_mch_set_shellsize(width, height, min_width, min_height,
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00001690 base_width, base_height, direction);
Bram Moolenaar071d4272004-06-13 20:20:40 +00001691
Bram Moolenaarc5d5d012010-01-27 21:05:05 +01001692 if (fit_to_display && x >= 0 && y >= 0)
1693 {
1694 /* Some window managers put the Vim window left of/above the screen.
1695 * Only change the position if it wasn't already negative before
1696 * (happens on MS-Windows with a secondary monitor). */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001697 gui_mch_update();
1698 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0))
1699 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y);
1700 }
1701
1702 gui_position_components(width);
1703 gui_update_scrollbars(TRUE);
1704 gui_reset_scroll_region();
1705}
1706
1707/*
1708 * Called when Rows and/or Columns has changed.
1709 */
1710 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001711gui_new_shellsize(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001712{
1713 gui_reset_scroll_region();
1714}
1715
1716/*
1717 * Make scroll region cover whole screen.
1718 */
Bram Moolenaar5843f5f2019-08-20 20:13:45 +02001719 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001720gui_reset_scroll_region(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001721{
1722 gui.scroll_region_top = 0;
1723 gui.scroll_region_bot = gui.num_rows - 1;
1724 gui.scroll_region_left = 0;
1725 gui.scroll_region_right = gui.num_cols - 1;
1726}
1727
Bram Moolenaar5843f5f2019-08-20 20:13:45 +02001728 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001729gui_start_highlight(int mask)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001730{
1731 if (mask > HL_ALL) /* highlight code */
1732 gui.highlight_mask = mask;
1733 else /* mask */
1734 gui.highlight_mask |= mask;
1735}
1736
1737 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001738gui_stop_highlight(int mask)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001739{
1740 if (mask > HL_ALL) /* highlight code */
1741 gui.highlight_mask = HL_NORMAL;
1742 else /* mask */
1743 gui.highlight_mask &= ~mask;
1744}
1745
1746/*
1747 * Clear a rectangular region of the screen from text pos (row1, col1) to
1748 * (row2, col2) inclusive.
1749 */
1750 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001751gui_clear_block(
1752 int row1,
1753 int col1,
1754 int row2,
1755 int col2)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001756{
1757 /* Clear the selection if we are about to write over it */
1758 clip_may_clear_selection(row1, row2);
1759
1760 gui_mch_clear_block(row1, col1, row2, col2);
1761
1762 /* Invalidate cursor if it was in this block */
1763 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2
1764 && gui.cursor_col >= col1 && gui.cursor_col <= col2)
1765 gui.cursor_is_valid = FALSE;
1766}
1767
1768/*
1769 * Write code to update the cursor later. This avoids the need to flush the
1770 * output buffer before calling gui_update_cursor().
1771 */
1772 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001773gui_update_cursor_later(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001774{
Bram Moolenaar3d9bdfe2017-08-12 22:55:58 +02001775 OUT_STR(IF_EB("\033|s", ESC_STR "|s"));
Bram Moolenaar071d4272004-06-13 20:20:40 +00001776}
1777
1778 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01001779gui_write(
1780 char_u *s,
1781 int len)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001782{
1783 char_u *p;
1784 int arg1 = 0, arg2 = 0;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001785 int force_cursor = FALSE; /* force cursor update */
Bram Moolenaar071d4272004-06-13 20:20:40 +00001786 int force_scrollbar = FALSE;
1787 static win_T *old_curwin = NULL;
1788
1789/* #define DEBUG_GUI_WRITE */
1790#ifdef DEBUG_GUI_WRITE
1791 {
1792 int i;
1793 char_u *str;
1794
1795 printf("gui_write(%d):\n ", len);
1796 for (i = 0; i < len; i++)
1797 if (s[i] == ESC)
1798 {
1799 if (i != 0)
1800 printf("\n ");
1801 printf("<ESC>");
1802 }
1803 else
1804 {
1805 str = transchar_byte(s[i]);
1806 if (str[0] && str[1])
1807 printf("<%s>", (char *)str);
1808 else
1809 printf("%s", (char *)str);
1810 }
1811 printf("\n");
1812 }
1813#endif
1814 while (len)
1815 {
1816 if (s[0] == ESC && s[1] == '|')
1817 {
1818 p = s + 2;
Bram Moolenaar4a6c6702016-07-01 15:48:05 +02001819 if (VIM_ISDIGIT(*p) || (*p == '-' && VIM_ISDIGIT(*(p + 1))))
Bram Moolenaar071d4272004-06-13 20:20:40 +00001820 {
1821 arg1 = getdigits(&p);
1822 if (p > s + len)
1823 break;
1824 if (*p == ';')
1825 {
1826 ++p;
1827 arg2 = getdigits(&p);
1828 if (p > s + len)
1829 break;
1830 }
1831 }
1832 switch (*p)
1833 {
1834 case 'C': /* Clear screen */
1835 clip_scroll_selection(9999);
1836 gui_mch_clear_all();
1837 gui.cursor_is_valid = FALSE;
1838 force_scrollbar = TRUE;
1839 break;
1840 case 'M': /* Move cursor */
1841 gui_set_cursor(arg1, arg2);
1842 break;
1843 case 's': /* force cursor (shape) update */
1844 force_cursor = TRUE;
1845 break;
1846 case 'R': /* Set scroll region */
1847 if (arg1 < arg2)
1848 {
1849 gui.scroll_region_top = arg1;
1850 gui.scroll_region_bot = arg2;
1851 }
1852 else
1853 {
1854 gui.scroll_region_top = arg2;
1855 gui.scroll_region_bot = arg1;
1856 }
1857 break;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001858 case 'V': /* Set vertical scroll region */
1859 if (arg1 < arg2)
1860 {
1861 gui.scroll_region_left = arg1;
1862 gui.scroll_region_right = arg2;
1863 }
1864 else
1865 {
1866 gui.scroll_region_left = arg2;
1867 gui.scroll_region_right = arg1;
1868 }
1869 break;
Bram Moolenaar071d4272004-06-13 20:20:40 +00001870 case 'd': /* Delete line */
1871 gui_delete_lines(gui.row, 1);
1872 break;
1873 case 'D': /* Delete lines */
1874 gui_delete_lines(gui.row, arg1);
1875 break;
1876 case 'i': /* Insert line */
1877 gui_insert_lines(gui.row, 1);
1878 break;
1879 case 'I': /* Insert lines */
1880 gui_insert_lines(gui.row, arg1);
1881 break;
1882 case '$': /* Clear to end-of-line */
1883 gui_clear_block(gui.row, gui.col, gui.row,
1884 (int)Columns - 1);
1885 break;
1886 case 'h': /* Turn on highlighting */
1887 gui_start_highlight(arg1);
1888 break;
1889 case 'H': /* Turn off highlighting */
1890 gui_stop_highlight(arg1);
1891 break;
1892 case 'f': /* flash the window (visual bell) */
1893 gui_mch_flash(arg1 == 0 ? 20 : arg1);
1894 break;
1895 default:
1896 p = s + 1; /* Skip the ESC */
1897 break;
1898 }
1899 len -= (int)(++p - s);
1900 s = p;
1901 }
1902 else if (
1903#ifdef EBCDIC
1904 CtrlChar(s[0]) != 0 /* Ctrl character */
1905#else
1906 s[0] < 0x20 /* Ctrl character */
1907#endif
1908#ifdef FEAT_SIGN_ICONS
1909 && s[0] != SIGN_BYTE
1910# ifdef FEAT_NETBEANS_INTG
1911 && s[0] != MULTISIGN_BYTE
1912# endif
1913#endif
1914 )
1915 {
1916 if (s[0] == '\n') /* NL */
1917 {
1918 gui.col = 0;
1919 if (gui.row < gui.scroll_region_bot)
1920 gui.row++;
1921 else
1922 gui_delete_lines(gui.scroll_region_top, 1);
1923 }
1924 else if (s[0] == '\r') /* CR */
1925 {
1926 gui.col = 0;
1927 }
1928 else if (s[0] == '\b') /* Backspace */
1929 {
1930 if (gui.col)
1931 --gui.col;
1932 }
1933 else if (s[0] == Ctrl_L) /* cursor-right */
1934 {
1935 ++gui.col;
1936 }
1937 else if (s[0] == Ctrl_G) /* Beep */
1938 {
1939 gui_mch_beep();
1940 }
1941 /* Other Ctrl character: shouldn't happen! */
1942
1943 --len; /* Skip this char */
1944 ++s;
1945 }
1946 else
1947 {
1948 p = s;
1949 while (len > 0 && (
1950#ifdef EBCDIC
1951 CtrlChar(*p) == 0
1952#else
1953 *p >= 0x20
1954#endif
1955#ifdef FEAT_SIGN_ICONS
1956 || *p == SIGN_BYTE
1957# ifdef FEAT_NETBEANS_INTG
1958 || *p == MULTISIGN_BYTE
1959# endif
1960#endif
1961 ))
1962 {
1963 len--;
1964 p++;
1965 }
1966 gui_outstr(s, (int)(p - s));
1967 s = p;
1968 }
1969 }
1970
1971 /* Postponed update of the cursor (won't work if "can_update_cursor" isn't
1972 * set). */
1973 if (force_cursor)
1974 gui_update_cursor(TRUE, TRUE);
1975
1976 /* When switching to another window the dragging must have stopped.
1977 * Required for GTK, dragged_sb isn't reset. */
1978 if (old_curwin != curwin)
1979 gui.dragged_sb = SBAR_NONE;
1980
1981 /* Update the scrollbars after clearing the screen or when switched
1982 * to another window.
1983 * Update the horizontal scrollbar always, it's difficult to check all
1984 * situations where it might change. */
1985 if (force_scrollbar || old_curwin != curwin)
1986 gui_update_scrollbars(force_scrollbar);
1987 else
1988 gui_update_horiz_scrollbar(FALSE);
1989 old_curwin = curwin;
1990
1991 /*
1992 * We need to make sure this is cleared since Athena doesn't tell us when
1993 * he is done dragging. Do the same for GTK.
1994 */
Bram Moolenaar9372a112005-12-06 19:59:18 +00001995#if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00001996 gui.dragged_sb = SBAR_NONE;
1997#endif
1998
Bram Moolenaara338adc2018-01-31 20:51:47 +01001999 gui_may_flush(); /* In case vim decides to take a nap */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002000}
2001
2002/*
2003 * When ScreenLines[] is invalid, updating the cursor should not be done, it
2004 * produces wrong results. Call gui_dont_update_cursor() before that code and
2005 * gui_can_update_cursor() afterwards.
2006 */
2007 void
Bram Moolenaar107abd22016-08-12 14:08:25 +02002008gui_dont_update_cursor(int undraw)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002009{
2010 if (gui.in_use)
2011 {
2012 /* Undraw the cursor now, we probably can't do it after the change. */
Bram Moolenaar107abd22016-08-12 14:08:25 +02002013 if (undraw)
2014 gui_undraw_cursor();
Bram Moolenaar071d4272004-06-13 20:20:40 +00002015 can_update_cursor = FALSE;
2016 }
2017}
2018
2019 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002020gui_can_update_cursor(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002021{
2022 can_update_cursor = TRUE;
2023 /* No need to update the cursor right now, there is always more output
2024 * after scrolling. */
2025}
2026
Bram Moolenaara338adc2018-01-31 20:51:47 +01002027/*
2028 * Disable issuing gui_mch_flush().
2029 */
2030 void
2031gui_disable_flush(void)
2032{
2033 ++disable_flush;
2034}
2035
2036/*
2037 * Enable issuing gui_mch_flush().
2038 */
2039 void
2040gui_enable_flush(void)
2041{
2042 --disable_flush;
2043}
2044
2045/*
2046 * Issue gui_mch_flush() if it is not disabled.
2047 */
2048 void
2049gui_may_flush(void)
2050{
2051 if (disable_flush == 0)
2052 gui_mch_flush();
2053}
2054
Bram Moolenaar071d4272004-06-13 20:20:40 +00002055 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002056gui_outstr(char_u *s, int len)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002057{
2058 int this_len;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002059 int cells;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002060
2061 if (len == 0)
2062 return;
2063
2064 if (len < 0)
2065 len = (int)STRLEN(s);
2066
2067 while (len > 0)
2068 {
Bram Moolenaar071d4272004-06-13 20:20:40 +00002069 if (has_mbyte)
2070 {
2071 /* Find out how many chars fit in the current line. */
2072 cells = 0;
2073 for (this_len = 0; this_len < len; )
2074 {
2075 cells += (*mb_ptr2cells)(s + this_len);
2076 if (gui.col + cells > Columns)
2077 break;
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00002078 this_len += (*mb_ptr2len)(s + this_len);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002079 }
2080 if (this_len > len)
2081 this_len = len; /* don't include following composing char */
2082 }
2083 else
Bram Moolenaar071d4272004-06-13 20:20:40 +00002084 if (gui.col + len > Columns)
2085 this_len = Columns - gui.col;
2086 else
2087 this_len = len;
2088
2089 (void)gui_outstr_nowrap(s, this_len,
2090 0, (guicolor_T)0, (guicolor_T)0, 0);
2091 s += this_len;
2092 len -= this_len;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002093 /* fill up for a double-width char that doesn't fit. */
2094 if (len > 0 && gui.col < Columns)
2095 (void)gui_outstr_nowrap((char_u *)" ", 1,
2096 0, (guicolor_T)0, (guicolor_T)0, 0);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002097 /* The cursor may wrap to the next line. */
2098 if (gui.col >= Columns)
2099 {
2100 gui.col = 0;
2101 gui.row++;
2102 }
2103 }
2104}
2105
2106/*
2107 * Output one character (may be one or two display cells).
2108 * Caller must check for valid "off".
2109 * Returns FAIL or OK, just like gui_outstr_nowrap().
2110 */
2111 static int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002112gui_screenchar(
2113 int off, /* Offset from start of screen */
2114 int flags,
2115 guicolor_T fg, /* colors for cursor */
2116 guicolor_T bg, /* colors for cursor */
2117 int back) /* backup this many chars when using bold trick */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002118{
Bram Moolenaar071d4272004-06-13 20:20:40 +00002119 char_u buf[MB_MAXBYTES + 1];
2120
2121 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */
2122 if (enc_utf8 && ScreenLines[off] == 0)
2123 return OK;
2124
2125 if (enc_utf8 && ScreenLinesUC[off] != 0)
2126 /* Draw UTF-8 multi-byte character. */
2127 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf),
2128 flags, fg, bg, back);
2129
2130 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e)
2131 {
2132 buf[0] = ScreenLines[off];
2133 buf[1] = ScreenLines2[off];
2134 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back);
2135 }
2136
2137 /* Draw non-multi-byte character or DBCS character. */
2138 return gui_outstr_nowrap(ScreenLines + off,
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00002139 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1,
Bram Moolenaar071d4272004-06-13 20:20:40 +00002140 flags, fg, bg, back);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002141}
2142
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02002143#ifdef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +00002144/*
2145 * Output the string at the given screen position. This is used in place
2146 * of gui_screenchar() where possible because Pango needs as much context
2147 * as possible to work nicely. It's a lot faster as well.
2148 */
2149 static int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002150gui_screenstr(
2151 int off, /* Offset from start of screen */
2152 int len, /* string length in screen cells */
2153 int flags,
2154 guicolor_T fg, /* colors for cursor */
2155 guicolor_T bg, /* colors for cursor */
2156 int back) /* backup this many chars when using bold trick */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002157{
2158 char_u *buf;
2159 int outlen = 0;
2160 int i;
2161 int retval;
2162
2163 if (len <= 0) /* "cannot happen"? */
2164 return OK;
2165
2166 if (enc_utf8)
2167 {
Bram Moolenaar964b3742019-05-24 18:54:09 +02002168 buf = alloc(len * MB_MAXBYTES + 1);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002169 if (buf == NULL)
2170 return OK; /* not much we could do here... */
2171
2172 for (i = off; i < off + len; ++i)
2173 {
2174 if (ScreenLines[i] == 0)
2175 continue; /* skip second half of double-width char */
2176
2177 if (ScreenLinesUC[i] == 0)
2178 buf[outlen++] = ScreenLines[i];
2179 else
2180 outlen += utfc_char2bytes(i, buf + outlen);
2181 }
2182
2183 buf[outlen] = NUL; /* only to aid debugging */
2184 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back);
2185 vim_free(buf);
2186
2187 return retval;
2188 }
2189 else if (enc_dbcs == DBCS_JPNU)
2190 {
Bram Moolenaar964b3742019-05-24 18:54:09 +02002191 buf = alloc(len * 2 + 1);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002192 if (buf == NULL)
2193 return OK; /* not much we could do here... */
2194
2195 for (i = off; i < off + len; ++i)
2196 {
2197 buf[outlen++] = ScreenLines[i];
2198
2199 /* handle double-byte single-width char */
2200 if (ScreenLines[i] == 0x8e)
2201 buf[outlen++] = ScreenLines2[i];
2202 else if (MB_BYTE2LEN(ScreenLines[i]) == 2)
2203 buf[outlen++] = ScreenLines[++i];
2204 }
2205
2206 buf[outlen] = NUL; /* only to aid debugging */
2207 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back);
2208 vim_free(buf);
2209
2210 return retval;
2211 }
2212 else
2213 {
2214 return gui_outstr_nowrap(&ScreenLines[off], len,
2215 flags, fg, bg, back);
2216 }
2217}
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02002218#endif /* FEAT_GUI_GTK */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002219
2220/*
2221 * Output the given string at the current cursor position. If the string is
2222 * too long to fit on the line, then it is truncated.
2223 * "flags":
2224 * GUI_MON_IS_CURSOR should only be used when this function is being called to
2225 * actually draw (an inverted) cursor.
Bram Moolenaarff1d0d42007-05-10 17:24:16 +00002226 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent
Bram Moolenaar071d4272004-06-13 20:20:40 +00002227 * background.
2228 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over
2229 * it.
2230 * Returns OK, unless "back" is non-zero and using the bold trick, then return
2231 * FAIL (the caller should start drawing "back" chars back).
2232 */
Bram Moolenaar5843f5f2019-08-20 20:13:45 +02002233 static int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002234gui_outstr_nowrap(
2235 char_u *s,
2236 int len,
2237 int flags,
2238 guicolor_T fg, /* colors for cursor */
2239 guicolor_T bg, /* colors for cursor */
2240 int back) /* backup this many chars when using bold trick */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002241{
2242 long_u highlight_mask;
2243 long_u hl_mask_todo;
2244 guicolor_T fg_color;
2245 guicolor_T bg_color;
Bram Moolenaar3918c952005-03-15 22:34:55 +00002246 guicolor_T sp_color;
Bram Moolenaarcf7164a2016-02-20 13:55:06 +01002247#if !defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002248 GuiFont font = NOFONT;
Bram Moolenaardb250522013-06-17 22:43:25 +02002249 GuiFont wide_font = NOFONT;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002250# ifdef FEAT_XFONTSET
2251 GuiFontset fontset = NOFONTSET;
2252# endif
2253#endif
2254 attrentry_T *aep = NULL;
2255 int draw_flags;
2256 int col = gui.col;
2257#ifdef FEAT_SIGN_ICONS
2258 int draw_sign = FALSE;
Bram Moolenaarc7283072019-07-16 20:12:44 +02002259 int signcol = 0;
Bram Moolenaar4dff4ae2019-06-19 16:31:28 +02002260 char_u extra[18];
Bram Moolenaar071d4272004-06-13 20:20:40 +00002261# ifdef FEAT_NETBEANS_INTG
2262 int multi_sign = FALSE;
2263# endif
2264#endif
2265
2266 if (len < 0)
2267 len = (int)STRLEN(s);
2268 if (len == 0)
2269 return OK;
2270
2271#ifdef FEAT_SIGN_ICONS
2272 if (*s == SIGN_BYTE
2273# ifdef FEAT_NETBEANS_INTG
2274 || *s == MULTISIGN_BYTE
2275# endif
Bram Moolenaar0231f832019-07-12 19:22:22 +02002276 )
Bram Moolenaar071d4272004-06-13 20:20:40 +00002277 {
2278# ifdef FEAT_NETBEANS_INTG
2279 if (*s == MULTISIGN_BYTE)
2280 multi_sign = TRUE;
2281# endif
2282 /* draw spaces instead */
Bram Moolenaar4dff4ae2019-06-19 16:31:28 +02002283 if (*curwin->w_p_scl == 'n' && *(curwin->w_p_scl + 1) == 'u' &&
2284 (curwin->w_p_nu || curwin->w_p_rnu))
2285 {
2286 sprintf((char *)extra, "%*c ", number_width(curwin), ' ');
2287 s = extra;
2288 }
2289 else
2290 s = (char_u *)" ";
Bram Moolenaar071d4272004-06-13 20:20:40 +00002291 if (len == 1 && col > 0)
2292 --col;
Bram Moolenaar4dff4ae2019-06-19 16:31:28 +02002293 len = (int)STRLEN(s);
Bram Moolenaar2b044ff2019-06-24 05:45:14 +02002294 if (len > 2)
Bram Moolenaar0231f832019-07-12 19:22:22 +02002295 // right align sign icon in the number column
2296 signcol = col + len - 3;
2297 else
2298 signcol = col;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002299 draw_sign = TRUE;
2300 highlight_mask = 0;
2301 }
2302 else
2303#endif
2304 if (gui.highlight_mask > HL_ALL)
2305 {
2306 aep = syn_gui_attr2entry(gui.highlight_mask);
2307 if (aep == NULL) /* highlighting not set */
2308 highlight_mask = 0;
2309 else
2310 highlight_mask = aep->ae_attr;
2311 }
2312 else
2313 highlight_mask = gui.highlight_mask;
2314 hl_mask_todo = highlight_mask;
2315
Bram Moolenaarcf7164a2016-02-20 13:55:06 +01002316#if !defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002317 /* Set the font */
2318 if (aep != NULL && aep->ae_u.gui.font != NOFONT)
2319 font = aep->ae_u.gui.font;
2320# ifdef FEAT_XFONTSET
2321 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET)
2322 fontset = aep->ae_u.gui.fontset;
2323# endif
2324 else
2325 {
2326# ifdef FEAT_XFONTSET
2327 if (gui.fontset != NOFONTSET)
2328 fontset = gui.fontset;
2329 else
2330# endif
2331 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT))
2332 {
2333 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT)
2334 {
2335 font = gui.boldital_font;
2336 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC);
2337 }
2338 else if (gui.bold_font != NOFONT)
2339 {
2340 font = gui.bold_font;
2341 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT);
2342 }
2343 else
2344 font = gui.norm_font;
2345 }
2346 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT)
2347 {
2348 font = gui.ital_font;
2349 hl_mask_todo &= ~HL_ITALIC;
2350 }
2351 else
2352 font = gui.norm_font;
Bram Moolenaardb250522013-06-17 22:43:25 +02002353
Bram Moolenaardb250522013-06-17 22:43:25 +02002354 /*
2355 * Choose correct wide_font by font. wide_font should be set with font
2356 * at same time in above block. But it will make many "ifdef" nasty
2357 * blocks. So we do it here.
2358 */
2359 if (font == gui.boldital_font && gui.wide_boldital_font)
2360 wide_font = gui.wide_boldital_font;
2361 else if (font == gui.bold_font && gui.wide_bold_font)
2362 wide_font = gui.wide_bold_font;
2363 else if (font == gui.ital_font && gui.wide_ital_font)
2364 wide_font = gui.wide_ital_font;
2365 else if (font == gui.norm_font && gui.wide_font)
2366 wide_font = gui.wide_font;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002367 }
2368# ifdef FEAT_XFONTSET
2369 if (fontset != NOFONTSET)
2370 gui_mch_set_fontset(fontset);
2371 else
2372# endif
2373 gui_mch_set_font(font);
2374#endif
2375
2376 draw_flags = 0;
2377
2378 /* Set the color */
2379 bg_color = gui.back_pixel;
2380 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus)
2381 {
2382 draw_flags |= DRAW_CURSOR;
2383 fg_color = fg;
2384 bg_color = bg;
Bram Moolenaar3918c952005-03-15 22:34:55 +00002385 sp_color = fg;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002386 }
2387 else if (aep != NULL)
2388 {
2389 fg_color = aep->ae_u.gui.fg_color;
2390 if (fg_color == INVALCOLOR)
2391 fg_color = gui.norm_pixel;
2392 bg_color = aep->ae_u.gui.bg_color;
2393 if (bg_color == INVALCOLOR)
2394 bg_color = gui.back_pixel;
Bram Moolenaar3918c952005-03-15 22:34:55 +00002395 sp_color = aep->ae_u.gui.sp_color;
2396 if (sp_color == INVALCOLOR)
2397 sp_color = fg_color;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002398 }
2399 else
Bram Moolenaar3918c952005-03-15 22:34:55 +00002400 {
Bram Moolenaar071d4272004-06-13 20:20:40 +00002401 fg_color = gui.norm_pixel;
Bram Moolenaar3918c952005-03-15 22:34:55 +00002402 sp_color = fg_color;
2403 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00002404
2405 if (highlight_mask & (HL_INVERSE | HL_STANDOUT))
2406 {
Bram Moolenaare60acc12011-05-10 16:41:25 +02002407#if defined(AMIGA)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002408 gui_mch_set_colors(bg_color, fg_color);
2409#else
2410 gui_mch_set_fg_color(bg_color);
2411 gui_mch_set_bg_color(fg_color);
2412#endif
2413 }
2414 else
2415 {
Bram Moolenaare60acc12011-05-10 16:41:25 +02002416#if defined(AMIGA)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002417 gui_mch_set_colors(fg_color, bg_color);
2418#else
2419 gui_mch_set_fg_color(fg_color);
2420 gui_mch_set_bg_color(bg_color);
2421#endif
2422 }
Bram Moolenaar3918c952005-03-15 22:34:55 +00002423 gui_mch_set_sp_color(sp_color);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002424
2425 /* Clear the selection if we are about to write over it */
2426 if (!(flags & GUI_MON_NOCLEAR))
2427 clip_may_clear_selection(gui.row, gui.row);
2428
2429
Bram Moolenaar071d4272004-06-13 20:20:40 +00002430 /* If there's no bold font, then fake it */
2431 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT))
2432 draw_flags |= DRAW_BOLD;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002433
2434 /*
2435 * When drawing bold or italic characters the spill-over from the left
2436 * neighbor may be destroyed. Let the caller backup to start redrawing
2437 * just after a blank.
2438 */
2439 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC)))
2440 return FAIL;
2441
Bram Moolenaare60acc12011-05-10 16:41:25 +02002442#if defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002443 /* If there's no italic font, then fake it.
2444 * For GTK2, we don't need a different font for italic style. */
2445 if (hl_mask_todo & HL_ITALIC)
2446 draw_flags |= DRAW_ITALIC;
2447
2448 /* Do we underline the text? */
2449 if (hl_mask_todo & HL_UNDERLINE)
2450 draw_flags |= DRAW_UNDERL;
Bram Moolenaarcf4b00c2017-09-02 18:33:56 +02002451
Bram Moolenaar071d4272004-06-13 20:20:40 +00002452#else
2453 /* Do we underline the text? */
Bram Moolenaarcf7164a2016-02-20 13:55:06 +01002454 if ((hl_mask_todo & HL_UNDERLINE) || (hl_mask_todo & HL_ITALIC))
Bram Moolenaar071d4272004-06-13 20:20:40 +00002455 draw_flags |= DRAW_UNDERL;
2456#endif
Bram Moolenaar3918c952005-03-15 22:34:55 +00002457 /* Do we undercurl the text? */
2458 if (hl_mask_todo & HL_UNDERCURL)
2459 draw_flags |= DRAW_UNDERC;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002460
Bram Moolenaarcf4b00c2017-09-02 18:33:56 +02002461 /* Do we strikethrough the text? */
2462 if (hl_mask_todo & HL_STRIKETHROUGH)
2463 draw_flags |= DRAW_STRIKE;
2464
Bram Moolenaarff1d0d42007-05-10 17:24:16 +00002465 /* Do we draw transparently? */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002466 if (flags & GUI_MON_TRS_CURSOR)
2467 draw_flags |= DRAW_TRANSP;
2468
2469 /*
2470 * Draw the text.
2471 */
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02002472#ifdef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +00002473 /* The value returned is the length in display cells */
2474 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags);
2475#else
Bram Moolenaar071d4272004-06-13 20:20:40 +00002476 if (enc_utf8)
2477 {
2478 int start; /* index of bytes to be drawn */
2479 int cells; /* cellwidth of bytes to be drawn */
Bram Moolenaar84a05ac2013-05-06 04:24:17 +02002480 int thislen; /* length of bytes to be drawn */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002481 int cn; /* cellwidth of current char */
2482 int i; /* index of current char */
2483 int c; /* current char value */
2484 int cl; /* byte length of current char */
2485 int comping; /* current char is composing */
2486 int scol = col; /* screen column */
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002487 int curr_wide = FALSE; /* use 'guifontwide' */
Bram Moolenaar45933962013-01-23 17:43:57 +01002488 int prev_wide = FALSE;
2489 int wide_changed;
Bram Moolenaar4f974752019-02-17 17:44:42 +01002490# ifdef MSWIN
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002491 int sep_comp = FALSE; /* Don't separate composing chars. */
Bram Moolenaar13505972019-01-24 15:04:48 +01002492# else
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002493 int sep_comp = TRUE; /* Separate composing chars. */
Bram Moolenaar13505972019-01-24 15:04:48 +01002494# endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00002495
2496 /* Break the string at a composing character, it has to be drawn on
2497 * top of the previous character. */
2498 start = 0;
2499 cells = 0;
2500 for (i = 0; i < len; i += cl)
2501 {
2502 c = utf_ptr2char(s + i);
2503 cn = utf_char2cells(c);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002504 comping = utf_iscomposing(c);
2505 if (!comping) /* count cells from non-composing chars */
2506 cells += cn;
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002507 if (!comping || sep_comp)
2508 {
2509 if (cn > 1
Bram Moolenaar13505972019-01-24 15:04:48 +01002510# ifdef FEAT_XFONTSET
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002511 && fontset == NOFONTSET
Bram Moolenaar13505972019-01-24 15:04:48 +01002512# endif
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002513 && wide_font != NOFONT)
2514 curr_wide = TRUE;
2515 else
2516 curr_wide = FALSE;
2517 }
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00002518 cl = utf_ptr2len(s + i);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002519 if (cl == 0) /* hit end of string */
2520 len = i + cl; /* len must be wrong "cannot happen" */
2521
Bram Moolenaar45933962013-01-23 17:43:57 +01002522 wide_changed = curr_wide != prev_wide;
2523
2524 /* Print the string so far if it's the last character or there is
Bram Moolenaar071d4272004-06-13 20:20:40 +00002525 * a composing character. */
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002526 if (i + cl >= len || (comping && sep_comp && i > start)
2527 || wide_changed
Bram Moolenaar13505972019-01-24 15:04:48 +01002528# if defined(FEAT_GUI_X11)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002529 || (cn > 1
Bram Moolenaar13505972019-01-24 15:04:48 +01002530# ifdef FEAT_XFONTSET
Bram Moolenaar071d4272004-06-13 20:20:40 +00002531 /* No fontset: At least draw char after wide char at
2532 * right position. */
2533 && fontset == NOFONTSET
Bram Moolenaar071d4272004-06-13 20:20:40 +00002534# endif
Bram Moolenaar13505972019-01-24 15:04:48 +01002535 )
2536# endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00002537 )
2538 {
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002539 if ((comping && sep_comp) || wide_changed)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002540 thislen = i - start;
2541 else
2542 thislen = i - start + cl;
2543 if (thislen > 0)
2544 {
Bram Moolenaar45933962013-01-23 17:43:57 +01002545 if (prev_wide)
Bram Moolenaardb250522013-06-17 22:43:25 +02002546 gui_mch_set_font(wide_font);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002547 gui_mch_draw_string(gui.row, scol, s + start, thislen,
2548 draw_flags);
Bram Moolenaar45933962013-01-23 17:43:57 +01002549 if (prev_wide)
2550 gui_mch_set_font(font);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002551 start += thislen;
2552 }
2553 scol += cells;
2554 cells = 0;
Bram Moolenaar45933962013-01-23 17:43:57 +01002555 /* Adjust to not draw a character which width is changed
2556 * against with last one. */
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002557 if (wide_changed && !(comping && sep_comp))
Bram Moolenaar071d4272004-06-13 20:20:40 +00002558 {
Bram Moolenaar45933962013-01-23 17:43:57 +01002559 scol -= cn;
2560 cl = 0;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002561 }
2562
Bram Moolenaar13505972019-01-24 15:04:48 +01002563# if defined(FEAT_GUI_X11)
Bram Moolenaar843ee412004-06-30 16:16:41 +00002564 /* No fontset: draw a space to fill the gap after a wide char
2565 * */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002566 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0
Bram Moolenaar13505972019-01-24 15:04:48 +01002567# ifdef FEAT_XFONTSET
Bram Moolenaar071d4272004-06-13 20:20:40 +00002568 && fontset == NOFONTSET
Bram Moolenaar13505972019-01-24 15:04:48 +01002569# endif
Bram Moolenaar45933962013-01-23 17:43:57 +01002570 && !wide_changed)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002571 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ",
2572 1, draw_flags);
Bram Moolenaar13505972019-01-24 15:04:48 +01002573# endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00002574 }
2575 /* Draw a composing char on top of the previous char. */
Bram Moolenaara6ce1cc2017-10-28 19:23:11 +02002576 if (comping && sep_comp)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002577 {
Bram Moolenaar13505972019-01-24 15:04:48 +01002578# if defined(__APPLE_CC__) && TARGET_API_MAC_CARBON
Bram Moolenaarfd91ecb2005-03-07 23:06:25 +00002579 /* Carbon ATSUI autodraws composing char over previous char */
2580 gui_mch_draw_string(gui.row, scol, s + i, cl,
2581 draw_flags | DRAW_TRANSP);
Bram Moolenaar13505972019-01-24 15:04:48 +01002582# else
Bram Moolenaarf25fd512005-09-30 21:15:37 +00002583 gui_mch_draw_string(gui.row, scol - cn, s + i, cl,
2584 draw_flags | DRAW_TRANSP);
Bram Moolenaar13505972019-01-24 15:04:48 +01002585# endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00002586 start = i + cl;
2587 }
Bram Moolenaar45933962013-01-23 17:43:57 +01002588 prev_wide = curr_wide;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002589 }
2590 /* The stuff below assumes "len" is the length in screen columns. */
2591 len = scol - col;
2592 }
2593 else
Bram Moolenaar071d4272004-06-13 20:20:40 +00002594 {
2595 gui_mch_draw_string(gui.row, col, s, len, draw_flags);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002596 if (enc_dbcs == DBCS_JPNU)
2597 {
Bram Moolenaar071d4272004-06-13 20:20:40 +00002598 /* Get the length in display cells, this can be different from the
2599 * number of bytes for "euc-jp". */
Bram Moolenaar72597a52010-07-18 15:31:08 +02002600 len = mb_string2cells(s, len);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002601 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00002602 }
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02002603#endif /* !FEAT_GUI_GTK */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002604
2605 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR)))
2606 gui.col = col + len;
2607
2608 /* May need to invert it when it's part of the selection. */
2609 if (flags & GUI_MON_NOCLEAR)
2610 clip_may_redraw_selection(gui.row, col, len);
2611
2612 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR)))
2613 {
2614 /* Invalidate the old physical cursor position if we wrote over it */
2615 if (gui.cursor_row == gui.row
2616 && gui.cursor_col >= col
2617 && gui.cursor_col < col + len)
2618 gui.cursor_is_valid = FALSE;
2619 }
2620
2621#ifdef FEAT_SIGN_ICONS
2622 if (draw_sign)
2623 /* Draw the sign on top of the spaces. */
Bram Moolenaar2b044ff2019-06-24 05:45:14 +02002624 gui_mch_drawsign(gui.row, signcol, gui.highlight_mask);
Bram Moolenaar173c9852010-09-29 17:27:01 +02002625# if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_X11) \
Bram Moolenaar4f974752019-02-17 17:44:42 +01002626 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MSWIN))
Bram Moolenaar071d4272004-06-13 20:20:40 +00002627 if (multi_sign)
2628 netbeans_draw_multisign_indicator(gui.row);
2629# endif
2630#endif
2631
2632 return OK;
2633}
2634
2635/*
2636 * Un-draw the cursor. Actually this just redraws the character at the given
2637 * position. The character just before it too, for when it was in bold.
2638 */
2639 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002640gui_undraw_cursor(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002641{
2642 if (gui.cursor_is_valid)
2643 {
2644#ifdef FEAT_HANGULIN
2645 if (composing_hangul
2646 && gui.col == gui.cursor_col && gui.row == gui.cursor_row)
Bram Moolenaar72f4cc42015-11-10 14:35:18 +01002647 {
2648 char_u *comp_buf;
2649 int comp_len;
2650
2651 comp_buf = hangul_composing_buffer_get(&comp_len);
2652 if (comp_buf)
2653 {
2654 (void)gui_outstr_nowrap(comp_buf, comp_len,
2655 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR,
2656 gui.norm_pixel, gui.back_pixel, 0);
2657 vim_free(comp_buf);
2658 }
2659 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00002660 else
2661 {
2662#endif
2663 if (gui_redraw_block(gui.cursor_row, gui.cursor_col,
2664 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR)
2665 && gui.cursor_col > 0)
2666 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1,
2667 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR);
2668#ifdef FEAT_HANGULIN
2669 if (composing_hangul)
2670 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1,
2671 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR);
2672 }
2673#endif
2674 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it
2675 * here in case it wasn't needed to undraw it. */
2676 gui.cursor_is_valid = FALSE;
2677 }
2678}
2679
2680 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002681gui_redraw(
2682 int x,
2683 int y,
2684 int w,
2685 int h)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002686{
2687 int row1, col1, row2, col2;
2688
2689 row1 = Y_2_ROW(y);
2690 col1 = X_2_COL(x);
2691 row2 = Y_2_ROW(y + h - 1);
2692 col2 = X_2_COL(x + w - 1);
2693
2694 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR);
2695
2696 /*
2697 * We may need to redraw the cursor, but don't take it upon us to change
2698 * its location after a scroll.
2699 * (maybe be more strict even and test col too?)
2700 * These things may be outside the update/clipping region and reality may
2701 * not reflect Vims internal ideas if these operations are clipped away.
2702 */
2703 if (gui.row == gui.cursor_row)
2704 gui_update_cursor(TRUE, TRUE);
2705}
2706
2707/*
2708 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and
2709 * from col1 to col2 (inclusive).
2710 * Return TRUE when the character before the first drawn character has
2711 * different attributes (may have to be redrawn too).
2712 */
2713 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002714gui_redraw_block(
2715 int row1,
2716 int col1,
2717 int row2,
2718 int col2,
2719 int flags) /* flags for gui_outstr_nowrap() */
Bram Moolenaar071d4272004-06-13 20:20:40 +00002720{
2721 int old_row, old_col;
2722 long_u old_hl_mask;
2723 int off;
Bram Moolenaar3918c952005-03-15 22:34:55 +00002724 sattr_T first_attr;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002725 int idx, len;
2726 int back, nback;
2727 int retval = FALSE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002728 int orig_col1, orig_col2;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002729
2730 /* Don't try to update when ScreenLines is not valid */
2731 if (!screen_cleared || ScreenLines == NULL)
2732 return retval;
2733
2734 /* Don't try to draw outside the shell! */
2735 /* Check everything, strange values may be caused by a big border width */
2736 col1 = check_col(col1);
2737 col2 = check_col(col2);
2738 row1 = check_row(row1);
2739 row2 = check_row(row2);
2740
2741 /* Remember where our cursor was */
2742 old_row = gui.row;
2743 old_col = gui.col;
2744 old_hl_mask = gui.highlight_mask;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002745 orig_col1 = col1;
2746 orig_col2 = col2;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002747
2748 for (gui.row = row1; gui.row <= row2; gui.row++)
2749 {
Bram Moolenaar071d4272004-06-13 20:20:40 +00002750 /* When only half of a double-wide character is in the block, include
2751 * the other half. */
2752 col1 = orig_col1;
2753 col2 = orig_col2;
2754 off = LineOffset[gui.row];
2755 if (enc_dbcs != 0)
2756 {
2757 if (col1 > 0)
2758 col1 -= dbcs_screen_head_off(ScreenLines + off,
2759 ScreenLines + off + col1);
2760 col2 += dbcs_screen_tail_off(ScreenLines + off,
2761 ScreenLines + off + col2);
2762 }
2763 else if (enc_utf8)
2764 {
Bram Moolenaar4087bfd2018-12-07 13:26:39 +01002765 if (ScreenLines[off + col1] == 0)
2766 {
2767 if (col1 > 0)
2768 --col1;
2769 else
Bram Moolenaar9a853462018-12-07 14:10:37 +01002770 {
Bram Moolenaar4087bfd2018-12-07 13:26:39 +01002771 // FIXME: how can the first character ever be zero?
Bram Moolenaar9a853462018-12-07 14:10:37 +01002772 // Make this IEMSGN when it no longer breaks Travis CI.
2773 vim_snprintf((char *)IObuff, IOSIZE,
2774 "INTERNAL ERROR: NUL in ScreenLines in row %ld",
2775 (long)gui.row);
Bram Moolenaar32526b32019-01-19 17:43:09 +01002776 msg((char *)IObuff);
Bram Moolenaar9a853462018-12-07 14:10:37 +01002777 }
Bram Moolenaar4087bfd2018-12-07 13:26:39 +01002778 }
Bram Moolenaar13505972019-01-24 15:04:48 +01002779#ifdef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +00002780 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0)
2781 ++col2;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002782#endif
Bram Moolenaar13505972019-01-24 15:04:48 +01002783 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00002784 gui.col = col1;
2785 off = LineOffset[gui.row] + gui.col;
2786 len = col2 - col1 + 1;
2787
2788 /* Find how many chars back this highlighting starts, or where a space
2789 * is. Needed for when the bold trick is used */
2790 for (back = 0; back < col1; ++back)
2791 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off]
2792 || ScreenLines[off - 1 - back] == ' ')
2793 break;
2794 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0
2795 && ScreenLines[off - 1] != ' ');
2796
2797 /* Break it up in strings of characters with the same attributes. */
2798 /* Print UTF-8 characters individually. */
2799 while (len > 0)
2800 {
2801 first_attr = ScreenAttrs[off];
2802 gui.highlight_mask = first_attr;
Bram Moolenaar13505972019-01-24 15:04:48 +01002803#if !defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002804 if (enc_utf8 && ScreenLinesUC[off] != 0)
2805 {
2806 /* output multi-byte character separately */
2807 nback = gui_screenchar(off, flags,
2808 (guicolor_T)0, (guicolor_T)0, back);
2809 if (gui.col < Columns && ScreenLines[off + 1] == 0)
2810 idx = 2;
2811 else
2812 idx = 1;
2813 }
2814 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e)
2815 {
2816 /* output double-byte, single-width character separately */
2817 nback = gui_screenchar(off, flags,
2818 (guicolor_T)0, (guicolor_T)0, back);
2819 idx = 1;
2820 }
2821 else
2822#endif
2823 {
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02002824#ifdef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +00002825 for (idx = 0; idx < len; ++idx)
2826 {
2827 if (enc_utf8 && ScreenLines[off + idx] == 0)
2828 continue; /* skip second half of double-width char */
2829 if (ScreenAttrs[off + idx] != first_attr)
2830 break;
2831 }
2832 /* gui_screenstr() takes care of multibyte chars */
2833 nback = gui_screenstr(off, idx, flags,
2834 (guicolor_T)0, (guicolor_T)0, back);
2835#else
2836 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr;
2837 idx++)
2838 {
Bram Moolenaar071d4272004-06-13 20:20:40 +00002839 /* Stop at a multi-byte Unicode character. */
2840 if (enc_utf8 && ScreenLinesUC[off + idx] != 0)
2841 break;
2842 if (enc_dbcs == DBCS_JPNU)
2843 {
2844 /* Stop at a double-byte single-width char. */
2845 if (ScreenLines[off + idx] == 0x8e)
2846 break;
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00002847 if (len > 1 && (*mb_ptr2len)(ScreenLines
Bram Moolenaar071d4272004-06-13 20:20:40 +00002848 + off + idx) == 2)
2849 ++idx; /* skip second byte of double-byte char */
2850 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00002851 }
2852 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags,
2853 (guicolor_T)0, (guicolor_T)0, back);
2854#endif
2855 }
2856 if (nback == FAIL)
2857 {
2858 /* Must back up to start drawing where a bold or italic word
2859 * starts. */
2860 off -= back;
2861 len += back;
2862 gui.col -= back;
2863 }
2864 else
2865 {
2866 off += idx;
2867 len -= idx;
2868 }
2869 back = 0;
2870 }
2871 }
2872
2873 /* Put the cursor back where it was */
2874 gui.row = old_row;
2875 gui.col = old_col;
Bram Moolenaara93fa7e2006-04-17 22:14:47 +00002876 gui.highlight_mask = (int)old_hl_mask;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002877
2878 return retval;
2879}
2880
2881 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002882gui_delete_lines(int row, int count)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002883{
2884 if (count <= 0)
2885 return;
2886
2887 if (row + count > gui.scroll_region_bot)
2888 /* Scrolled out of region, just blank the lines out */
2889 gui_clear_block(row, gui.scroll_region_left,
2890 gui.scroll_region_bot, gui.scroll_region_right);
2891 else
2892 {
2893 gui_mch_delete_lines(row, count);
2894
2895 /* If the cursor was in the deleted lines it's now gone. If the
2896 * cursor was in the scrolled lines adjust its position. */
2897 if (gui.cursor_row >= row
2898 && gui.cursor_col >= gui.scroll_region_left
2899 && gui.cursor_col <= gui.scroll_region_right)
2900 {
2901 if (gui.cursor_row < row + count)
2902 gui.cursor_is_valid = FALSE;
2903 else if (gui.cursor_row <= gui.scroll_region_bot)
2904 gui.cursor_row -= count;
2905 }
2906 }
2907}
2908
2909 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01002910gui_insert_lines(int row, int count)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002911{
2912 if (count <= 0)
2913 return;
2914
2915 if (row + count > gui.scroll_region_bot)
2916 /* Scrolled out of region, just blank the lines out */
2917 gui_clear_block(row, gui.scroll_region_left,
2918 gui.scroll_region_bot, gui.scroll_region_right);
2919 else
2920 {
2921 gui_mch_insert_lines(row, count);
2922
2923 if (gui.cursor_row >= gui.row
2924 && gui.cursor_col >= gui.scroll_region_left
2925 && gui.cursor_col <= gui.scroll_region_right)
2926 {
2927 if (gui.cursor_row <= gui.scroll_region_bot - count)
2928 gui.cursor_row += count;
2929 else if (gui.cursor_row <= gui.scroll_region_bot)
2930 gui.cursor_is_valid = FALSE;
2931 }
2932 }
2933}
2934
Bram Moolenaar4ce46c22017-12-19 19:42:41 +01002935#ifdef FEAT_TIMERS
Bram Moolenaar9472eec2017-06-05 13:31:56 +02002936/*
Bram Moolenaarc9e649a2017-12-18 18:14:47 +01002937 * Passed to ui_wait_for_chars_or_timer(), ignoring extra arguments.
2938 */
2939 static int
2940gui_wait_for_chars_3(
2941 long wtime,
2942 int *interrupted UNUSED,
2943 int ignore_input UNUSED)
2944{
2945 return gui_mch_wait_for_chars(wtime);
2946}
Bram Moolenaar4ce46c22017-12-19 19:42:41 +01002947#endif
Bram Moolenaarc9e649a2017-12-18 18:14:47 +01002948
2949/*
Bram Moolenaar9472eec2017-06-05 13:31:56 +02002950 * Returns OK if a character was found to be available within the given time,
2951 * or FAIL otherwise.
2952 */
Bram Moolenaar975b5272016-03-15 23:10:59 +01002953 static int
Bram Moolenaare40b9d42019-01-27 16:55:47 +01002954gui_wait_for_chars_or_timer(
2955 long wtime,
2956 int *interrupted UNUSED,
2957 int ignore_input UNUSED)
Bram Moolenaar975b5272016-03-15 23:10:59 +01002958{
2959#ifdef FEAT_TIMERS
Bram Moolenaare40b9d42019-01-27 16:55:47 +01002960 return ui_wait_for_chars_or_timer(wtime, gui_wait_for_chars_3,
2961 interrupted, ignore_input);
Bram Moolenaar975b5272016-03-15 23:10:59 +01002962#else
2963 return gui_mch_wait_for_chars(wtime);
2964#endif
2965}
2966
Bram Moolenaar071d4272004-06-13 20:20:40 +00002967/*
2968 * The main GUI input routine. Waits for a character from the keyboard.
Bram Moolenaare40b9d42019-01-27 16:55:47 +01002969 * "wtime" == -1 Wait forever.
2970 * "wtime" == 0 Don't wait.
2971 * "wtime" > 0 Wait wtime milliseconds for a character.
2972 *
2973 * Returns the number of characters read or zero when timed out or interrupted.
2974 * "buf" may be NULL, in which case a non-zero number is returned if characters
2975 * are available.
2976 */
2977 static int
2978gui_wait_for_chars_buf(
2979 char_u *buf,
2980 int maxlen,
2981 long wtime, // don't use "time", MIPS cannot handle it
2982 int tb_change_cnt)
2983{
2984 int retval;
2985
2986#ifdef FEAT_MENU
2987 // If we're going to wait a bit, update the menus and mouse shape for the
2988 // current State.
2989 if (wtime != 0)
2990 gui_update_menus(0);
2991#endif
2992
2993 gui_mch_update();
2994 if (input_available()) // Got char, return immediately
2995 {
2996 if (buf != NULL && !typebuf_changed(tb_change_cnt))
2997 return read_from_input_buf(buf, (long)maxlen);
2998 return 0;
2999 }
3000 if (wtime == 0) // Don't wait for char
3001 return FAIL;
3002
3003 // Before waiting, flush any output to the screen.
3004 gui_mch_flush();
3005
3006 // Blink while waiting for a character.
3007 gui_mch_start_blink();
3008
3009 // Common function to loop until "wtime" is met, while handling timers and
3010 // other callbacks.
3011 retval = inchar_loop(buf, maxlen, wtime, tb_change_cnt,
3012 gui_wait_for_chars_or_timer, NULL);
3013
3014 gui_mch_stop_blink(TRUE);
3015
3016 return retval;
3017}
3018
3019/*
3020 * Wait for a character from the keyboard without actually reading it.
3021 * Also deals with timers.
Bram Moolenaar071d4272004-06-13 20:20:40 +00003022 * wtime == -1 Wait forever.
3023 * wtime == 0 Don't wait.
3024 * wtime > 0 Wait wtime milliseconds for a character.
3025 * Returns OK if a character was found to be available within the given time,
3026 * or FAIL otherwise.
3027 */
3028 int
Bram Moolenaarc9e649a2017-12-18 18:14:47 +01003029gui_wait_for_chars(long wtime, int tb_change_cnt)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003030{
Bram Moolenaare40b9d42019-01-27 16:55:47 +01003031 return gui_wait_for_chars_buf(NULL, 0, wtime, tb_change_cnt);
Bram Moolenaar071d4272004-06-13 20:20:40 +00003032}
3033
3034/*
Bram Moolenaarc9e649a2017-12-18 18:14:47 +01003035 * Equivalent of mch_inchar() for the GUI.
3036 */
3037 int
3038gui_inchar(
3039 char_u *buf,
3040 int maxlen,
3041 long wtime, /* milli seconds */
3042 int tb_change_cnt)
3043{
Bram Moolenaare40b9d42019-01-27 16:55:47 +01003044 return gui_wait_for_chars_buf(buf, maxlen, wtime, tb_change_cnt);
Bram Moolenaarc9e649a2017-12-18 18:14:47 +01003045}
3046
3047/*
Bram Moolenaarb5dd4242007-05-06 12:28:24 +00003048 * Fill p[4] with mouse coordinates encoded for check_termcode().
Bram Moolenaar071d4272004-06-13 20:20:40 +00003049 */
3050 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003051fill_mouse_coord(char_u *p, int col, int row)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003052{
3053 p[0] = (char_u)(col / 128 + ' ' + 1);
3054 p[1] = (char_u)(col % 128 + ' ' + 1);
3055 p[2] = (char_u)(row / 128 + ' ' + 1);
3056 p[3] = (char_u)(row % 128 + ' ' + 1);
3057}
3058
3059/*
3060 * Generic mouse support function. Add a mouse event to the input buffer with
3061 * the given properties.
3062 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT,
3063 * MOUSE_X1, MOUSE_X2
3064 * MOUSE_DRAG, or MOUSE_RELEASE.
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02003065 * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel,
3066 * MOUSE_6 and MOUSE_7 for horizontal scroll wheel.
Bram Moolenaar071d4272004-06-13 20:20:40 +00003067 * x, y --- Coordinates of mouse in pixels.
3068 * repeated_click --- TRUE if this click comes only a short time after a
3069 * previous click.
3070 * modifiers --- Bit field which may be any of the following modifiers
3071 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT.
3072 * This function will ignore drag events where the mouse has not moved to a new
3073 * character.
3074 */
3075 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003076gui_send_mouse_event(
3077 int button,
3078 int x,
3079 int y,
3080 int repeated_click,
3081 int_u modifiers)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003082{
3083 static int prev_row = 0, prev_col = 0;
3084 static int prev_button = -1;
3085 static int num_clicks = 1;
3086 char_u string[10];
3087 enum key_extra button_char;
3088 int row, col;
3089#ifdef FEAT_CLIPBOARD
3090 int checkfor;
3091 int did_clip = FALSE;
3092#endif
3093
3094 /*
3095 * Scrolling may happen at any time, also while a selection is present.
3096 */
3097 switch (button)
3098 {
3099 case MOUSE_X1:
3100 button_char = KE_X1MOUSE;
3101 goto button_set;
3102 case MOUSE_X2:
3103 button_char = KE_X2MOUSE;
3104 goto button_set;
3105 case MOUSE_4:
3106 button_char = KE_MOUSEDOWN;
3107 goto button_set;
3108 case MOUSE_5:
3109 button_char = KE_MOUSEUP;
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02003110 goto button_set;
3111 case MOUSE_6:
3112 button_char = KE_MOUSELEFT;
3113 goto button_set;
3114 case MOUSE_7:
3115 button_char = KE_MOUSERIGHT;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003116button_set:
3117 {
3118 /* Don't put events in the input queue now. */
3119 if (hold_gui_events)
3120 return;
3121
3122 string[3] = CSI;
3123 string[4] = KS_EXTRA;
3124 string[5] = (int)button_char;
3125
3126 /* Pass the pointer coordinates of the scroll event so that we
3127 * know which window to scroll. */
3128 row = gui_xy2colrow(x, y, &col);
3129 string[6] = (char_u)(col / 128 + ' ' + 1);
3130 string[7] = (char_u)(col % 128 + ' ' + 1);
3131 string[8] = (char_u)(row / 128 + ' ' + 1);
3132 string[9] = (char_u)(row % 128 + ' ' + 1);
3133
3134 if (modifiers == 0)
3135 add_to_input_buf(string + 3, 7);
3136 else
3137 {
3138 string[0] = CSI;
3139 string[1] = KS_MODIFIER;
3140 string[2] = 0;
3141 if (modifiers & MOUSE_SHIFT)
3142 string[2] |= MOD_MASK_SHIFT;
3143 if (modifiers & MOUSE_CTRL)
3144 string[2] |= MOD_MASK_CTRL;
3145 if (modifiers & MOUSE_ALT)
3146 string[2] |= MOD_MASK_ALT;
3147 add_to_input_buf(string, 10);
3148 }
3149 return;
3150 }
3151 }
3152
3153#ifdef FEAT_CLIPBOARD
3154 /* If a clipboard selection is in progress, handle it */
3155 if (clip_star.state == SELECT_IN_PROGRESS)
3156 {
3157 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click);
3158 return;
3159 }
3160
3161 /* Determine which mouse settings to look for based on the current mode */
3162 switch (get_real_state())
3163 {
3164 case NORMAL_BUSY:
3165 case OP_PENDING:
Bram Moolenaarae147ab2017-11-11 17:09:09 +01003166# ifdef FEAT_TERMINAL
3167 case TERMINAL:
3168# endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00003169 case NORMAL: checkfor = MOUSE_NORMAL; break;
3170 case VISUAL: checkfor = MOUSE_VISUAL; break;
Bram Moolenaar371d5402006-03-20 21:47:49 +00003171 case SELECTMODE: checkfor = MOUSE_VISUAL; break;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003172 case REPLACE:
3173 case REPLACE+LANGMAP:
Bram Moolenaar071d4272004-06-13 20:20:40 +00003174 case VREPLACE:
3175 case VREPLACE+LANGMAP:
Bram Moolenaar071d4272004-06-13 20:20:40 +00003176 case INSERT:
3177 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break;
3178 case ASKMORE:
3179 case HITRETURN: /* At the more- and hit-enter prompt pass the
3180 mouse event for a click on or below the
3181 message line. */
3182 if (Y_2_ROW(y) >= msg_row)
3183 checkfor = MOUSE_NORMAL;
3184 else
3185 checkfor = MOUSE_RETURN;
3186 break;
3187
3188 /*
3189 * On the command line, use the clipboard selection on all lines
3190 * but the command line. But not when pasting.
3191 */
3192 case CMDLINE:
3193 case CMDLINE+LANGMAP:
3194 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE)
3195 checkfor = MOUSE_NONE;
3196 else
3197 checkfor = MOUSE_COMMAND;
3198 break;
3199
3200 default:
3201 checkfor = MOUSE_NONE;
3202 break;
3203 };
3204
3205 /*
3206 * Allow clipboard selection of text on the command line in "normal"
3207 * modes. Don't do this when dragging the status line, or extending a
3208 * Visual selection.
3209 */
3210 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT))
Bram Moolenaar4033c552017-09-16 20:54:51 +02003211 && Y_2_ROW(y) >= topframe->fr_height + firstwin->w_winrow
Bram Moolenaar071d4272004-06-13 20:20:40 +00003212 && button != MOUSE_DRAG
3213# ifdef FEAT_MOUSESHAPE
3214 && !drag_status_line
Bram Moolenaar071d4272004-06-13 20:20:40 +00003215 && !drag_sep_line
Bram Moolenaar071d4272004-06-13 20:20:40 +00003216# endif
3217 )
3218 checkfor = MOUSE_NONE;
3219
3220 /*
3221 * Use modeless selection when holding CTRL and SHIFT pressed.
3222 */
3223 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT))
3224 checkfor = MOUSE_NONEF;
3225
3226 /*
3227 * In Ex mode, always use modeless selection.
3228 */
3229 if (exmode_active)
3230 checkfor = MOUSE_NONE;
3231
3232 /*
3233 * If the mouse settings say to not use the mouse, use the modeless
3234 * selection. But if Visual is active, assume that only the Visual area
3235 * will be selected.
3236 * Exception: On the command line, both the selection is used and a mouse
3237 * key is send.
3238 */
3239 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND)
3240 {
Bram Moolenaar071d4272004-06-13 20:20:40 +00003241 /* Don't do modeless selection in Visual mode. */
3242 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL))
3243 return;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003244
3245 /*
3246 * When 'mousemodel' is "popup", shift-left is translated to right.
3247 * But not when also using Ctrl.
3248 */
3249 if (mouse_model_popup() && button == MOUSE_LEFT
3250 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL))
3251 {
3252 button = MOUSE_RIGHT;
3253 modifiers &= ~ MOUSE_SHIFT;
3254 }
3255
3256 /* If the selection is done, allow the right button to extend it.
3257 * If the selection is cleared, allow the right button to start it
3258 * from the cursor position. */
3259 if (button == MOUSE_RIGHT)
3260 {
3261 if (clip_star.state == SELECT_CLEARED)
3262 {
3263 if (State & CMDLINE)
3264 {
3265 col = msg_col;
3266 row = msg_row;
3267 }
3268 else
3269 {
3270 col = curwin->w_wcol;
3271 row = curwin->w_wrow + W_WINROW(curwin);
3272 }
3273 clip_start_selection(col, row, FALSE);
3274 }
3275 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y),
3276 repeated_click);
3277 did_clip = TRUE;
3278 }
3279 /* Allow the left button to start the selection */
Bram Moolenaare60acc12011-05-10 16:41:25 +02003280 else if (button == MOUSE_LEFT)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003281 {
3282 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click);
3283 did_clip = TRUE;
3284 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00003285
3286 /* Always allow pasting */
3287 if (button != MOUSE_MIDDLE)
3288 {
3289 if (!mouse_has(checkfor) || button == MOUSE_RELEASE)
3290 return;
3291 if (checkfor != MOUSE_COMMAND)
3292 button = MOUSE_LEFT;
3293 }
3294 repeated_click = FALSE;
3295 }
3296
3297 if (clip_star.state != SELECT_CLEARED && !did_clip)
Bram Moolenaarc0885aa2012-07-10 16:49:23 +02003298 clip_clear_selection(&clip_star);
Bram Moolenaar071d4272004-06-13 20:20:40 +00003299#endif
3300
3301 /* Don't put events in the input queue now. */
3302 if (hold_gui_events)
3303 return;
3304
3305 row = gui_xy2colrow(x, y, &col);
3306
3307 /*
3308 * If we are dragging and the mouse hasn't moved far enough to be on a
3309 * different character, then don't send an event to vim.
3310 */
3311 if (button == MOUSE_DRAG)
3312 {
3313 if (row == prev_row && col == prev_col)
3314 return;
3315 /* Dragging above the window, set "row" to -1 to cause a scroll. */
3316 if (y < 0)
3317 row = -1;
3318 }
3319
3320 /*
3321 * If topline has changed (window scrolled) since the last click, reset
3322 * repeated_click, because we don't want starting Visual mode when
3323 * clicking on a different character in the text.
3324 */
3325 if (curwin->w_topline != gui_prev_topline
3326#ifdef FEAT_DIFF
3327 || curwin->w_topfill != gui_prev_topfill
3328#endif
3329 )
3330 repeated_click = FALSE;
3331
3332 string[0] = CSI; /* this sequence is recognized by check_termcode() */
3333 string[1] = KS_MOUSE;
3334 string[2] = KE_FILLER;
3335 if (button != MOUSE_DRAG && button != MOUSE_RELEASE)
3336 {
3337 if (repeated_click)
3338 {
3339 /*
3340 * Handle multiple clicks. They only count if the mouse is still
3341 * pointing at the same character.
3342 */
3343 if (button != prev_button || row != prev_row || col != prev_col)
3344 num_clicks = 1;
3345 else if (++num_clicks > 4)
3346 num_clicks = 1;
3347 }
3348 else
3349 num_clicks = 1;
3350 prev_button = button;
3351 gui_prev_topline = curwin->w_topline;
3352#ifdef FEAT_DIFF
3353 gui_prev_topfill = curwin->w_topfill;
3354#endif
3355
3356 string[3] = (char_u)(button | 0x20);
3357 SET_NUM_MOUSE_CLICKS(string[3], num_clicks);
3358 }
3359 else
3360 string[3] = (char_u)button;
3361
3362 string[3] |= modifiers;
3363 fill_mouse_coord(string + 4, col, row);
3364 add_to_input_buf(string, 8);
3365
3366 if (row < 0)
3367 prev_row = 0;
3368 else
3369 prev_row = row;
3370 prev_col = col;
3371
3372 /*
3373 * We need to make sure this is cleared since Athena doesn't tell us when
3374 * he is done dragging. Neither does GTK+ 2 -- at least for now.
3375 */
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02003376#if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003377 gui.dragged_sb = SBAR_NONE;
3378#endif
3379}
3380
3381/*
3382 * Convert x and y coordinate to column and row in text window.
3383 * Corrects for multi-byte character.
3384 * returns column in "*colp" and row as return value;
3385 */
Bram Moolenaar5843f5f2019-08-20 20:13:45 +02003386 static int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003387gui_xy2colrow(int x, int y, int *colp)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003388{
3389 int col = check_col(X_2_COL(x));
3390 int row = check_row(Y_2_ROW(y));
3391
Bram Moolenaar071d4272004-06-13 20:20:40 +00003392 *colp = mb_fix_col(col, row);
Bram Moolenaar071d4272004-06-13 20:20:40 +00003393 return row;
3394}
3395
3396#if defined(FEAT_MENU) || defined(PROTO)
3397/*
3398 * Callback function for when a menu entry has been selected.
3399 */
3400 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003401gui_menu_cb(vimmenu_T *menu)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003402{
Bram Moolenaar110bc6b2006-02-10 23:13:40 +00003403 char_u bytes[sizeof(long_u)];
Bram Moolenaar071d4272004-06-13 20:20:40 +00003404
3405 /* Don't put events in the input queue now. */
3406 if (hold_gui_events)
3407 return;
3408
3409 bytes[0] = CSI;
3410 bytes[1] = KS_MENU;
3411 bytes[2] = KE_FILLER;
Bram Moolenaar110bc6b2006-02-10 23:13:40 +00003412 add_to_input_buf(bytes, 3);
3413 add_long_to_buf((long_u)menu, bytes);
3414 add_to_input_buf_csi(bytes, sizeof(long_u));
Bram Moolenaar071d4272004-06-13 20:20:40 +00003415}
3416#endif
3417
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003418static int prev_which_scrollbars[3];
Bram Moolenaare45828b2006-02-15 22:12:56 +00003419
Bram Moolenaar071d4272004-06-13 20:20:40 +00003420/*
3421 * Set which components are present.
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003422 * If "oldval" is not NULL, "oldval" is the previous value, the new value is
Bram Moolenaar071d4272004-06-13 20:20:40 +00003423 * in p_go.
3424 */
Bram Moolenaar071d4272004-06-13 20:20:40 +00003425 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003426gui_init_which_components(char_u *oldval UNUSED)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003427{
Bram Moolenaar071d4272004-06-13 20:20:40 +00003428#ifdef FEAT_MENU
3429 static int prev_menu_is_active = -1;
3430#endif
3431#ifdef FEAT_TOOLBAR
3432 static int prev_toolbar = -1;
3433 int using_toolbar = FALSE;
3434#endif
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003435#ifdef FEAT_GUI_TABLINE
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003436 int using_tabline;
3437#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00003438#ifdef FEAT_FOOTER
3439 static int prev_footer = -1;
3440 int using_footer = FALSE;
3441#endif
Bram Moolenaarcf7164a2016-02-20 13:55:06 +01003442#if defined(FEAT_MENU)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003443 static int prev_tearoff = -1;
3444 int using_tearoff = FALSE;
3445#endif
3446
3447 char_u *p;
3448 int i;
3449#ifdef FEAT_MENU
3450 int grey_old, grey_new;
3451 char_u *temp;
3452#endif
3453 win_T *wp;
3454 int need_set_size;
3455 int fix_size;
3456
3457#ifdef FEAT_MENU
3458 if (oldval != NULL && gui.in_use)
3459 {
3460 /*
3461 * Check if the menu's go from grey to non-grey or vise versa.
3462 */
3463 grey_old = (vim_strchr(oldval, GO_GREY) != NULL);
3464 grey_new = (vim_strchr(p_go, GO_GREY) != NULL);
3465 if (grey_old != grey_new)
3466 {
3467 temp = p_go;
3468 p_go = oldval;
3469 gui_update_menus(MENU_ALL_MODES);
3470 p_go = temp;
3471 }
3472 }
3473 gui.menu_is_active = FALSE;
3474#endif
3475
3476 for (i = 0; i < 3; i++)
3477 gui.which_scrollbars[i] = FALSE;
3478 for (p = p_go; *p; p++)
3479 switch (*p)
3480 {
3481 case GO_LEFT:
3482 gui.which_scrollbars[SBAR_LEFT] = TRUE;
3483 break;
3484 case GO_RIGHT:
3485 gui.which_scrollbars[SBAR_RIGHT] = TRUE;
3486 break;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003487 case GO_VLEFT:
3488 if (win_hasvertsplit())
3489 gui.which_scrollbars[SBAR_LEFT] = TRUE;
3490 break;
3491 case GO_VRIGHT:
3492 if (win_hasvertsplit())
3493 gui.which_scrollbars[SBAR_RIGHT] = TRUE;
3494 break;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003495 case GO_BOT:
3496 gui.which_scrollbars[SBAR_BOTTOM] = TRUE;
3497 break;
3498#ifdef FEAT_MENU
3499 case GO_MENUS:
3500 gui.menu_is_active = TRUE;
3501 break;
3502#endif
3503 case GO_GREY:
3504 /* make menu's have grey items, ignored here */
3505 break;
3506#ifdef FEAT_TOOLBAR
3507 case GO_TOOLBAR:
3508 using_toolbar = TRUE;
3509 break;
3510#endif
3511#ifdef FEAT_FOOTER
3512 case GO_FOOTER:
3513 using_footer = TRUE;
3514 break;
3515#endif
3516 case GO_TEAROFF:
Bram Moolenaarcf7164a2016-02-20 13:55:06 +01003517#if defined(FEAT_MENU)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003518 using_tearoff = TRUE;
3519#endif
3520 break;
3521 default:
3522 /* Ignore options that are not supported */
3523 break;
3524 }
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003525
Bram Moolenaar071d4272004-06-13 20:20:40 +00003526 if (gui.in_use)
3527 {
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003528 need_set_size = 0;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003529 fix_size = FALSE;
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003530
3531#ifdef FEAT_GUI_TABLINE
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003532 /* Update the GUI tab line, it may appear or disappear. This may
3533 * cause the non-GUI tab line to disappear or appear. */
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003534 using_tabline = gui_has_tabline();
Bram Moolenaarbfb2d402006-03-03 22:50:42 +00003535 if (!gui_mch_showing_tabline() != !using_tabline)
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003536 {
Bram Moolenaar7b5f8322006-03-23 22:47:08 +00003537 /* We don't want a resize event change "Rows" here, save and
3538 * restore it. Resizing is handled below. */
3539 i = Rows;
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003540 gui_update_tabline();
Bram Moolenaar7b5f8322006-03-23 22:47:08 +00003541 Rows = i;
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003542 need_set_size |= RESIZE_VERT;
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003543 if (using_tabline)
3544 fix_size = TRUE;
3545 if (!gui_use_tabline())
3546 redraw_tabline = TRUE; /* may draw non-GUI tab line */
3547 }
3548#endif
3549
Bram Moolenaar071d4272004-06-13 20:20:40 +00003550 for (i = 0; i < 3; i++)
3551 {
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003552 /* The scrollbar needs to be updated when it is shown/unshown and
3553 * when switching tab pages. But the size only changes when it's
3554 * shown/unshown. Thus we need two places to remember whether a
3555 * scrollbar is there or not. */
3556 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003557 || gui.which_scrollbars[i]
Bram Moolenaar4033c552017-09-16 20:54:51 +02003558 != curtab->tp_prev_which_scrollbars[i])
Bram Moolenaar071d4272004-06-13 20:20:40 +00003559 {
3560 if (i == SBAR_BOTTOM)
3561 gui_mch_enable_scrollbar(&gui.bottom_sbar,
3562 gui.which_scrollbars[i]);
3563 else
3564 {
3565 FOR_ALL_WINDOWS(wp)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003566 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]);
Bram Moolenaar071d4272004-06-13 20:20:40 +00003567 }
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003568 if (gui.which_scrollbars[i] != prev_which_scrollbars[i])
3569 {
3570 if (i == SBAR_BOTTOM)
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003571 need_set_size |= RESIZE_VERT;
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003572 else
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003573 need_set_size |= RESIZE_HOR;
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003574 if (gui.which_scrollbars[i])
3575 fix_size = TRUE;
3576 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00003577 }
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003578 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i];
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003579 prev_which_scrollbars[i] = gui.which_scrollbars[i];
Bram Moolenaar071d4272004-06-13 20:20:40 +00003580 }
3581
3582#ifdef FEAT_MENU
3583 if (gui.menu_is_active != prev_menu_is_active)
3584 {
3585 /* We don't want a resize event change "Rows" here, save and
3586 * restore it. Resizing is handled below. */
3587 i = Rows;
3588 gui_mch_enable_menu(gui.menu_is_active);
3589 Rows = i;
3590 prev_menu_is_active = gui.menu_is_active;
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003591 need_set_size |= RESIZE_VERT;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003592 if (gui.menu_is_active)
3593 fix_size = TRUE;
3594 }
3595#endif
3596
3597#ifdef FEAT_TOOLBAR
3598 if (using_toolbar != prev_toolbar)
3599 {
3600 gui_mch_show_toolbar(using_toolbar);
3601 prev_toolbar = using_toolbar;
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003602 need_set_size |= RESIZE_VERT;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003603 if (using_toolbar)
3604 fix_size = TRUE;
3605 }
3606#endif
3607#ifdef FEAT_FOOTER
3608 if (using_footer != prev_footer)
3609 {
3610 gui_mch_enable_footer(using_footer);
3611 prev_footer = using_footer;
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003612 need_set_size |= RESIZE_VERT;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003613 if (using_footer)
3614 fix_size = TRUE;
3615 }
3616#endif
Bram Moolenaar4f974752019-02-17 17:44:42 +01003617#if defined(FEAT_MENU) && !(defined(MSWIN) && !defined(FEAT_TEAROFF))
Bram Moolenaar071d4272004-06-13 20:20:40 +00003618 if (using_tearoff != prev_tearoff)
3619 {
3620 gui_mch_toggle_tearoffs(using_tearoff);
3621 prev_tearoff = using_tearoff;
3622 }
3623#endif
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003624 if (need_set_size != 0)
Bram Moolenaarc1087e62005-05-20 21:22:17 +00003625 {
3626#ifdef FEAT_GUI_GTK
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003627 long prev_Columns = Columns;
3628 long prev_Rows = Rows;
Bram Moolenaarc1087e62005-05-20 21:22:17 +00003629#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00003630 /* Adjust the size of the window to make the text area keep the
3631 * same size and to avoid that part of our window is off-screen
3632 * and a scrollbar can't be used, for example. */
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003633 gui_set_shellsize(FALSE, fix_size, need_set_size);
Bram Moolenaarc1087e62005-05-20 21:22:17 +00003634
3635#ifdef FEAT_GUI_GTK
3636 /* GTK has the annoying habit of sending us resize events when
3637 * changing the window size ourselves. This mostly happens when
3638 * waiting for a character to arrive, quite unpredictably, and may
3639 * change Columns and Rows when we don't want it. Wait for a
3640 * character here to avoid this effect.
3641 * If you remove this, please test this command for resizing
Bram Moolenaara04f10b2005-05-31 22:09:46 +00003642 * effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q".
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003643 * Don't do this while starting up though.
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003644 * Don't change Rows when adding menu/toolbar/tabline.
3645 * Don't change Columns when adding vertical toolbar. */
3646 if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR))
Bram Moolenaar01a7b9d2005-05-27 20:16:24 +00003647 (void)char_avail();
Bram Moolenaar0133bba2008-12-03 17:50:45 +00003648 if ((need_set_size & RESIZE_VERT) == 0)
3649 Rows = prev_Rows;
3650 if ((need_set_size & RESIZE_HOR) == 0)
3651 Columns = prev_Columns;
Bram Moolenaarc1087e62005-05-20 21:22:17 +00003652#endif
3653 }
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003654 /* When the console tabline appears or disappears the window positions
3655 * change. */
3656 if (firstwin->w_winrow != tabline_height())
3657 shell_new_rows(); /* recompute window positions and heights */
Bram Moolenaar071d4272004-06-13 20:20:40 +00003658 }
3659}
3660
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003661#if defined(FEAT_GUI_TABLINE) || defined(PROTO)
3662/*
3663 * Return TRUE if the GUI is taking care of the tabline.
3664 * It may still be hidden if 'showtabline' is zero.
3665 */
3666 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003667gui_use_tabline(void)
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003668{
3669 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL;
3670}
3671
3672/*
3673 * Return TRUE if the GUI is showing the tabline.
3674 * This uses 'showtabline'.
3675 */
3676 static int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003677gui_has_tabline(void)
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003678{
3679 if (!gui_use_tabline()
3680 || p_stal == 0
3681 || (p_stal == 1 && first_tabpage->tp_next == NULL))
3682 return FALSE;
3683 return TRUE;
3684}
3685
3686/*
3687 * Update the tabline.
3688 * This may display/undisplay the tabline and update the labels.
3689 */
3690 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003691gui_update_tabline(void)
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003692{
3693 int showit = gui_has_tabline();
Bram Moolenaar7b5f8322006-03-23 22:47:08 +00003694 int shown = gui_mch_showing_tabline();
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003695
3696 if (!gui.starting && starting == 0)
3697 {
Bram Moolenaarbd2ac7e2006-04-28 22:34:45 +00003698 /* Updating the tabline uses direct GUI commands, flush
3699 * outstanding instructions first. (esp. clear screen) */
3700 out_flush();
Bram Moolenaarbd2ac7e2006-04-28 22:34:45 +00003701
Bram Moolenaar7b5f8322006-03-23 22:47:08 +00003702 if (!showit != !shown)
3703 gui_mch_show_tabline(showit);
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003704 if (showit != 0)
3705 gui_mch_update_tabline();
Bram Moolenaar7b5f8322006-03-23 22:47:08 +00003706
3707 /* When the tabs change from hidden to shown or from shown to
3708 * hidden the size of the text area should remain the same. */
3709 if (!showit != !shown)
Bram Moolenaar2e2a2812006-03-27 20:55:21 +00003710 gui_set_shellsize(FALSE, showit, RESIZE_VERT);
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003711 }
3712}
3713
3714/*
Bram Moolenaar57657d82006-04-21 22:12:41 +00003715 * Get the label or tooltip for tab page "tp" into NameBuff[].
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003716 */
3717 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003718get_tabline_label(
3719 tabpage_T *tp,
3720 int tooltip) /* TRUE: get tooltip */
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003721{
3722 int modified = FALSE;
3723 char_u buf[40];
3724 int wincount;
3725 win_T *wp;
Bram Moolenaard68071d2006-05-02 22:08:30 +00003726 char_u **opt;
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003727
Bram Moolenaar57657d82006-04-21 22:12:41 +00003728 /* Use 'guitablabel' or 'guitabtooltip' if it's set. */
Bram Moolenaard68071d2006-05-02 22:08:30 +00003729 opt = (tooltip ? &p_gtt : &p_gtl);
3730 if (**opt != NUL)
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003731 {
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003732 int use_sandbox = FALSE;
3733 int save_called_emsg = called_emsg;
3734 char_u res[MAXPATHL];
Bram Moolenaarbfb2d402006-03-03 22:50:42 +00003735 tabpage_T *save_curtab;
Bram Moolenaar57657d82006-04-21 22:12:41 +00003736 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip"
3737 : "guitablabel");
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003738
3739 called_emsg = FALSE;
3740
3741 printer_page_num = tabpage_index(tp);
3742# ifdef FEAT_EVAL
3743 set_vim_var_nr(VV_LNUM, printer_page_num);
Bram Moolenaar57657d82006-04-21 22:12:41 +00003744 use_sandbox = was_set_insecurely(opt_name, 0);
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003745# endif
Bram Moolenaarbfb2d402006-03-03 22:50:42 +00003746 /* It's almost as going to the tabpage, but without autocommands. */
3747 curtab->tp_firstwin = firstwin;
3748 curtab->tp_lastwin = lastwin;
3749 curtab->tp_curwin = curwin;
3750 save_curtab = curtab;
3751 curtab = tp;
3752 topframe = curtab->tp_topframe;
3753 firstwin = curtab->tp_firstwin;
3754 lastwin = curtab->tp_lastwin;
3755 curwin = curtab->tp_curwin;
3756 curbuf = curwin->w_buffer;
3757
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003758 /* Can't use NameBuff directly, build_stl_str_hl() uses it. */
Bram Moolenaard68071d2006-05-02 22:08:30 +00003759 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox,
Bram Moolenaarbfb2d402006-03-03 22:50:42 +00003760 0, (int)Columns, NULL, NULL);
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003761 STRCPY(NameBuff, res);
3762
Bram Moolenaarbfb2d402006-03-03 22:50:42 +00003763 /* Back to the original curtab. */
3764 curtab = save_curtab;
3765 topframe = curtab->tp_topframe;
3766 firstwin = curtab->tp_firstwin;
3767 lastwin = curtab->tp_lastwin;
3768 curwin = curtab->tp_curwin;
3769 curbuf = curwin->w_buffer;
3770
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003771 if (called_emsg)
Bram Moolenaar57657d82006-04-21 22:12:41 +00003772 set_string_option_direct(opt_name, -1,
Bram Moolenaar5e3cb7e2006-02-27 23:58:35 +00003773 (char_u *)"", OPT_FREE, SID_ERROR);
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003774 called_emsg |= save_called_emsg;
3775 }
Bram Moolenaard68071d2006-05-02 22:08:30 +00003776
3777 /* If 'guitablabel'/'guitabtooltip' is not set or the result is empty then
3778 * use a default label. */
3779 if (**opt == NUL || *NameBuff == NUL)
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003780 {
Bram Moolenaar910f66f2006-04-05 20:41:53 +00003781 /* Get the buffer name into NameBuff[] and shorten it. */
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003782 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer);
Bram Moolenaar57657d82006-04-21 22:12:41 +00003783 if (!tooltip)
3784 shorten_dir(NameBuff);
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003785
3786 wp = (tp == curtab) ? firstwin : tp->tp_firstwin;
3787 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount)
3788 if (bufIsChanged(wp->w_buffer))
3789 modified = TRUE;
3790 if (modified || wincount > 1)
3791 {
3792 if (wincount > 1)
3793 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount);
3794 else
3795 buf[0] = NUL;
3796 if (modified)
3797 STRCAT(buf, "+");
3798 STRCAT(buf, " ");
Bram Moolenaar3577c6f2008-06-24 21:16:56 +00003799 STRMOVE(NameBuff + STRLEN(buf), NameBuff);
Bram Moolenaarc542aef2006-02-25 21:47:41 +00003800 mch_memmove(NameBuff, buf, STRLEN(buf));
3801 }
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003802 }
3803}
3804
Bram Moolenaar1cad2922006-02-27 00:00:52 +00003805/*
3806 * Send the event for clicking to select tab page "nr".
3807 * Returns TRUE if it was done, FALSE when skipped because we are already at
Bram Moolenaarfc1421e2006-04-20 22:17:20 +00003808 * that tab page or the cmdline window is open.
Bram Moolenaar1cad2922006-02-27 00:00:52 +00003809 */
3810 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003811send_tabline_event(int nr)
Bram Moolenaar1cad2922006-02-27 00:00:52 +00003812{
3813 char_u string[3];
3814
3815 if (nr == tabpage_index(curtab))
3816 return FALSE;
Bram Moolenaarf193fff2006-04-27 00:02:13 +00003817
3818 /* Don't put events in the input queue now. */
3819 if (hold_gui_events
Bram Moolenaarfc1421e2006-04-20 22:17:20 +00003820# ifdef FEAT_CMDWIN
Bram Moolenaarf193fff2006-04-27 00:02:13 +00003821 || cmdwin_type != 0
3822# endif
3823 )
Bram Moolenaarfc1421e2006-04-20 22:17:20 +00003824 {
3825 /* Set it back to the current tab page. */
3826 gui_mch_set_curtab(tabpage_index(curtab));
3827 return FALSE;
3828 }
Bram Moolenaarf193fff2006-04-27 00:02:13 +00003829
Bram Moolenaar1cad2922006-02-27 00:00:52 +00003830 string[0] = CSI;
3831 string[1] = KS_TABLINE;
3832 string[2] = KE_FILLER;
3833 add_to_input_buf(string, 3);
3834 string[0] = nr;
3835 add_to_input_buf_csi(string, 1);
3836 return TRUE;
3837}
3838
Bram Moolenaarc6fe9192006-04-09 21:54:49 +00003839/*
3840 * Send a tabline menu event
3841 */
3842 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003843send_tabline_menu_event(int tabidx, int event)
Bram Moolenaarc6fe9192006-04-09 21:54:49 +00003844{
3845 char_u string[3];
3846
Bram Moolenaar29547192018-12-11 20:39:19 +01003847 // Don't put events in the input queue now.
Bram Moolenaarf193fff2006-04-27 00:02:13 +00003848 if (hold_gui_events)
3849 return;
3850
Bram Moolenaar29547192018-12-11 20:39:19 +01003851 // Cannot close the last tabpage.
3852 if (event == TABLINE_MENU_CLOSE && first_tabpage->tp_next == NULL)
3853 return;
3854
Bram Moolenaarc6fe9192006-04-09 21:54:49 +00003855 string[0] = CSI;
3856 string[1] = KS_TABMENU;
3857 string[2] = KE_FILLER;
3858 add_to_input_buf(string, 3);
3859 string[0] = tabidx;
3860 string[1] = (char_u)(long)event;
3861 add_to_input_buf_csi(string, 2);
3862}
3863
Bram Moolenaar32466aa2006-02-24 23:53:04 +00003864#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00003865
3866/*
3867 * Scrollbar stuff:
3868 */
3869
Bram Moolenaare45828b2006-02-15 22:12:56 +00003870/*
3871 * Remove all scrollbars. Used before switching to another tab page.
3872 */
3873 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003874gui_remove_scrollbars(void)
Bram Moolenaare45828b2006-02-15 22:12:56 +00003875{
3876 int i;
3877 win_T *wp;
3878
3879 for (i = 0; i < 3; i++)
3880 {
3881 if (i == SBAR_BOTTOM)
3882 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE);
3883 else
3884 {
3885 FOR_ALL_WINDOWS(wp)
Bram Moolenaare45828b2006-02-15 22:12:56 +00003886 gui_do_scrollbar(wp, i, FALSE);
Bram Moolenaare45828b2006-02-15 22:12:56 +00003887 }
Bram Moolenaar371d5402006-03-20 21:47:49 +00003888 curtab->tp_prev_which_scrollbars[i] = -1;
Bram Moolenaare45828b2006-02-15 22:12:56 +00003889 }
3890}
Bram Moolenaare45828b2006-02-15 22:12:56 +00003891
Bram Moolenaar071d4272004-06-13 20:20:40 +00003892 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003893gui_create_scrollbar(scrollbar_T *sb, int type, win_T *wp)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003894{
3895 static int sbar_ident = 0;
3896
3897 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */
3898 sb->wp = wp;
3899 sb->type = type;
3900 sb->value = 0;
3901#ifdef FEAT_GUI_ATHENA
3902 sb->pixval = 0;
3903#endif
3904 sb->size = 1;
3905 sb->max = 1;
3906 sb->top = 0;
3907 sb->height = 0;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003908 sb->width = 0;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003909 sb->status_height = 0;
3910 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT);
3911}
3912
3913/*
3914 * Find the scrollbar with the given index.
3915 */
3916 scrollbar_T *
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003917gui_find_scrollbar(long ident)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003918{
3919 win_T *wp;
3920
3921 if (gui.bottom_sbar.ident == ident)
3922 return &gui.bottom_sbar;
3923 FOR_ALL_WINDOWS(wp)
3924 {
3925 if (wp->w_scrollbars[SBAR_LEFT].ident == ident)
3926 return &wp->w_scrollbars[SBAR_LEFT];
3927 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident)
3928 return &wp->w_scrollbars[SBAR_RIGHT];
3929 }
3930 return NULL;
3931}
3932
3933/*
3934 * For most systems: Put a code in the input buffer for a dragged scrollbar.
3935 *
3936 * For Win32, Macintosh and GTK+ 2:
3937 * Scrollbars seem to grab focus and vim doesn't read the input queue until
3938 * you stop dragging the scrollbar. We get here each time the scrollbar is
3939 * dragged another pixel, but as far as the rest of vim goes, it thinks
3940 * we're just hanging in the call to DispatchMessage() in
3941 * process_message(). The DispatchMessage() call that hangs was passed a
3942 * mouse button click event in the scrollbar window. -- webb.
3943 *
3944 * Solution: Do the scrolling right here. But only when allowed.
3945 * Ignore the scrollbars while executing an external command or when there
3946 * are still characters to be processed.
3947 */
3948 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01003949gui_drag_scrollbar(scrollbar_T *sb, long value, int still_dragging)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003950{
Bram Moolenaar071d4272004-06-13 20:20:40 +00003951 win_T *wp;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003952 int sb_num;
3953#ifdef USE_ON_FLY_SCROLL
3954 colnr_T old_leftcol = curwin->w_leftcol;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003955 linenr_T old_topline = curwin->w_topline;
Bram Moolenaar071d4272004-06-13 20:20:40 +00003956# ifdef FEAT_DIFF
3957 int old_topfill = curwin->w_topfill;
3958# endif
3959#else
Bram Moolenaar110bc6b2006-02-10 23:13:40 +00003960 char_u bytes[sizeof(long_u)];
Bram Moolenaar071d4272004-06-13 20:20:40 +00003961 int byte_count;
3962#endif
3963
3964 if (sb == NULL)
3965 return;
3966
3967 /* Don't put events in the input queue now. */
3968 if (hold_gui_events)
3969 return;
3970
3971#ifdef FEAT_CMDWIN
3972 if (cmdwin_type != 0 && sb->wp != curwin)
3973 return;
3974#endif
3975
3976 if (still_dragging)
3977 {
3978 if (sb->wp == NULL)
3979 gui.dragged_sb = SBAR_BOTTOM;
3980 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT])
3981 gui.dragged_sb = SBAR_LEFT;
3982 else
3983 gui.dragged_sb = SBAR_RIGHT;
3984 gui.dragged_wp = sb->wp;
3985 }
3986 else
3987 {
3988 gui.dragged_sb = SBAR_NONE;
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02003989#ifdef FEAT_GUI_GTK
Bram Moolenaar071d4272004-06-13 20:20:40 +00003990 /* Keep the "dragged_wp" value until after the scrolling, for when the
Bram Moolenaar84a05ac2013-05-06 04:24:17 +02003991 * mouse button is released. GTK2 doesn't send the button-up event. */
Bram Moolenaar071d4272004-06-13 20:20:40 +00003992 gui.dragged_wp = NULL;
3993#endif
3994 }
3995
3996 /* Vertical sbar info is kept in the first sbar (the left one) */
3997 if (sb->wp != NULL)
3998 sb = &sb->wp->w_scrollbars[0];
3999
4000 /*
4001 * Check validity of value
4002 */
4003 if (value < 0)
4004 value = 0;
4005#ifdef SCROLL_PAST_END
4006 else if (value > sb->max)
4007 value = sb->max;
4008#else
4009 if (value > sb->max - sb->size + 1)
4010 value = sb->max - sb->size + 1;
4011#endif
4012
4013 sb->value = value;
4014
4015#ifdef USE_ON_FLY_SCROLL
Bram Moolenaar67840782008-01-03 15:15:07 +00004016 /* When not allowed to do the scrolling right now, return.
4017 * This also checked input_available(), but that causes the first click in
4018 * a scrollbar to be ignored when Vim doesn't have focus. */
4019 if (dont_scroll)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004020 return;
4021#endif
Bram Moolenaar05bb82f2006-09-10 19:39:25 +00004022#ifdef FEAT_INS_EXPAND
4023 /* Disallow scrolling the current window when the completion popup menu is
4024 * visible. */
4025 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible())
4026 return;
4027#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00004028
4029#ifdef FEAT_RIGHTLEFT
4030 if (sb->wp == NULL && curwin->w_p_rl)
4031 {
4032 value = sb->max + 1 - sb->size - value;
4033 if (value < 0)
4034 value = 0;
4035 }
4036#endif
4037
4038 if (sb->wp != NULL) /* vertical scrollbar */
4039 {
4040 sb_num = 0;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004041 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next)
4042 sb_num++;
4043 if (wp == NULL)
4044 return;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004045
4046#ifdef USE_ON_FLY_SCROLL
4047 current_scrollbar = sb_num;
4048 scrollbar_value = value;
4049 if (State & NORMAL)
4050 {
4051 gui_do_scroll();
4052 setcursor();
4053 }
4054 else if (State & INSERT)
4055 {
4056 ins_scroll();
4057 setcursor();
4058 }
4059 else if (State & CMDLINE)
4060 {
4061 if (msg_scrolled == 0)
4062 {
4063 gui_do_scroll();
4064 redrawcmdline();
4065 }
4066 }
4067# ifdef FEAT_FOLDING
4068 /* Value may have been changed for closed fold. */
4069 sb->value = sb->wp->w_topline - 1;
4070# endif
Bram Moolenaar371d5402006-03-20 21:47:49 +00004071
4072 /* When dragging one scrollbar and there is another one at the other
4073 * side move the thumb of that one too. */
4074 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT])
4075 gui_mch_set_scrollbar_thumb(
4076 &sb->wp->w_scrollbars[
4077 sb == &sb->wp->w_scrollbars[SBAR_RIGHT]
4078 ? SBAR_LEFT : SBAR_RIGHT],
4079 sb->value, sb->size, sb->max);
4080
Bram Moolenaar071d4272004-06-13 20:20:40 +00004081#else
4082 bytes[0] = CSI;
4083 bytes[1] = KS_VER_SCROLLBAR;
4084 bytes[2] = KE_FILLER;
4085 bytes[3] = (char_u)sb_num;
4086 byte_count = 4;
4087#endif
4088 }
4089 else
4090 {
4091#ifdef USE_ON_FLY_SCROLL
4092 scrollbar_value = value;
4093
4094 if (State & NORMAL)
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02004095 gui_do_horiz_scroll(scrollbar_value, FALSE);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004096 else if (State & INSERT)
4097 ins_horscroll();
4098 else if (State & CMDLINE)
4099 {
Bram Moolenaar1c7715d2005-10-03 22:02:18 +00004100 if (msg_scrolled == 0)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004101 {
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02004102 gui_do_horiz_scroll(scrollbar_value, FALSE);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004103 redrawcmdline();
4104 }
4105 }
4106 if (old_leftcol != curwin->w_leftcol)
4107 {
4108 updateWindow(curwin); /* update window, status and cmdline */
4109 setcursor();
4110 }
4111#else
4112 bytes[0] = CSI;
4113 bytes[1] = KS_HOR_SCROLLBAR;
4114 bytes[2] = KE_FILLER;
4115 byte_count = 3;
4116#endif
4117 }
4118
4119#ifdef USE_ON_FLY_SCROLL
Bram Moolenaar071d4272004-06-13 20:20:40 +00004120 /*
4121 * synchronize other windows, as necessary according to 'scrollbind'
4122 */
4123 if (curwin->w_p_scb
4124 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol)
4125 || (sb->wp == curwin && (curwin->w_topline != old_topline
Bram Moolenaar8a3bb562018-03-04 20:14:14 +01004126# ifdef FEAT_DIFF
Bram Moolenaar071d4272004-06-13 20:20:40 +00004127 || curwin->w_topfill != old_topfill
Bram Moolenaar8a3bb562018-03-04 20:14:14 +01004128# endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00004129 ))))
4130 {
4131 do_check_scrollbind(TRUE);
4132 /* need to update the window right here */
Bram Moolenaar29323592016-07-24 22:04:11 +02004133 FOR_ALL_WINDOWS(wp)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004134 if (wp->w_redr_type > 0)
4135 updateWindow(wp);
4136 setcursor();
4137 }
Bram Moolenaara338adc2018-01-31 20:51:47 +01004138 out_flush_cursor(FALSE, TRUE);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004139#else
Bram Moolenaar110bc6b2006-02-10 23:13:40 +00004140 add_to_input_buf(bytes, byte_count);
4141 add_long_to_buf((long_u)value, bytes);
4142 add_to_input_buf_csi(bytes, sizeof(long_u));
Bram Moolenaar071d4272004-06-13 20:20:40 +00004143#endif
4144}
4145
4146/*
4147 * Scrollbar stuff:
4148 */
4149
Bram Moolenaar746ebd32009-06-16 14:01:43 +00004150/*
4151 * Called when something in the window layout has changed.
4152 */
4153 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004154gui_may_update_scrollbars(void)
Bram Moolenaar746ebd32009-06-16 14:01:43 +00004155{
4156 if (gui.in_use && starting == 0)
4157 {
4158 out_flush();
4159 gui_init_which_components(NULL);
4160 gui_update_scrollbars(TRUE);
4161 }
4162 need_mouse_correct = TRUE;
4163}
4164
Bram Moolenaar071d4272004-06-13 20:20:40 +00004165 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004166gui_update_scrollbars(
4167 int force) /* Force all scrollbars to get updated */
Bram Moolenaar071d4272004-06-13 20:20:40 +00004168{
4169 win_T *wp;
4170 scrollbar_T *sb;
4171 long val, size, max; /* need 32 bits here */
4172 int which_sb;
4173 int h, y;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004174 static win_T *prev_curwin = NULL;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004175
4176 /* Update the horizontal scrollbar */
4177 gui_update_horiz_scrollbar(force);
4178
Bram Moolenaar4f974752019-02-17 17:44:42 +01004179#ifndef MSWIN
Bram Moolenaar071d4272004-06-13 20:20:40 +00004180 /* Return straight away if there is neither a left nor right scrollbar.
4181 * On MS-Windows this is required anyway for scrollwheel messages. */
4182 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT])
4183 return;
4184#endif
4185
4186 /*
4187 * Don't want to update a scrollbar while we're dragging it. But if we
4188 * have both a left and right scrollbar, and we drag one of them, we still
4189 * need to update the other one.
4190 */
Bram Moolenaar7e8fd632006-02-18 22:14:51 +00004191 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT)
4192 && gui.which_scrollbars[SBAR_LEFT]
4193 && gui.which_scrollbars[SBAR_RIGHT])
Bram Moolenaar071d4272004-06-13 20:20:40 +00004194 {
4195 /*
4196 * If we have two scrollbars and one of them is being dragged, just
4197 * copy the scrollbar position from the dragged one to the other one.
4198 */
4199 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb;
4200 if (gui.dragged_wp != NULL)
4201 gui_mch_set_scrollbar_thumb(
4202 &gui.dragged_wp->w_scrollbars[which_sb],
4203 gui.dragged_wp->w_scrollbars[0].value,
4204 gui.dragged_wp->w_scrollbars[0].size,
4205 gui.dragged_wp->w_scrollbars[0].max);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004206 }
4207
4208 /* avoid that moving components around generates events */
4209 ++hold_gui_events;
4210
Bram Moolenaar45a24952016-07-24 22:25:15 +02004211 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp))
Bram Moolenaar071d4272004-06-13 20:20:40 +00004212 {
4213 if (wp->w_buffer == NULL) /* just in case */
4214 continue;
Bram Moolenaar7e8fd632006-02-18 22:14:51 +00004215 /* Skip a scrollbar that is being dragged. */
4216 if (!force && (gui.dragged_sb == SBAR_LEFT
4217 || gui.dragged_sb == SBAR_RIGHT)
4218 && gui.dragged_wp == wp)
4219 continue;
4220
Bram Moolenaar071d4272004-06-13 20:20:40 +00004221#ifdef SCROLL_PAST_END
4222 max = wp->w_buffer->b_ml.ml_line_count - 1;
4223#else
4224 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2;
4225#endif
4226 if (max < 0) /* empty buffer */
4227 max = 0;
4228 val = wp->w_topline - 1;
4229 size = wp->w_height;
4230#ifdef SCROLL_PAST_END
4231 if (val > max) /* just in case */
4232 val = max;
4233#else
4234 if (size > max + 1) /* just in case */
4235 size = max + 1;
4236 if (val > max - size + 1)
4237 val = max - size + 1;
4238#endif
4239 if (val < 0) /* minimal value is 0 */
4240 val = 0;
4241
4242 /*
4243 * Scrollbar at index 0 (the left one) contains all the information.
4244 * It would be the same info for left and right so we just store it for
4245 * one of them.
4246 */
4247 sb = &wp->w_scrollbars[0];
4248
4249 /*
4250 * Note: no check for valid w_botline. If it's not valid the
4251 * scrollbars will be updated later anyway.
4252 */
4253 if (size < 1 || wp->w_botline - 2 > max)
4254 {
4255 /*
4256 * This can happen during changing files. Just don't update the
4257 * scrollbar for now.
4258 */
4259 sb->height = 0; /* Force update next time */
4260 if (gui.which_scrollbars[SBAR_LEFT])
4261 gui_do_scrollbar(wp, SBAR_LEFT, FALSE);
4262 if (gui.which_scrollbars[SBAR_RIGHT])
4263 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE);
4264 continue;
4265 }
4266 if (force || sb->height != wp->w_height
Bram Moolenaar071d4272004-06-13 20:20:40 +00004267 || sb->top != wp->w_winrow
4268 || sb->status_height != wp->w_status_height
Bram Moolenaar071d4272004-06-13 20:20:40 +00004269 || sb->width != wp->w_width
Bram Moolenaar4033c552017-09-16 20:54:51 +02004270 || prev_curwin != curwin)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004271 {
4272 /* Height, width or position of scrollbar has changed. For
4273 * vertical split: curwin changed. */
4274 sb->height = wp->w_height;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004275 sb->top = wp->w_winrow;
4276 sb->status_height = wp->w_status_height;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004277 sb->width = wp->w_width;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004278
4279 /* Calculate height and position in pixels */
4280 h = (sb->height + sb->status_height) * gui.char_height;
4281 y = sb->top * gui.char_height + gui.border_offset;
4282#if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON)
4283 if (gui.menu_is_active)
4284 y += gui.menu_height;
4285#endif
4286
4287#if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA))
4288 if (vim_strchr(p_go, GO_TOOLBAR) != NULL)
4289# ifdef FEAT_GUI_ATHENA
4290 y += gui.toolbar_height;
4291# else
4292# ifdef FEAT_GUI_MSWIN
4293 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT;
4294# endif
4295# endif
4296#endif
4297
Bram Moolenaar3991dab2006-03-27 17:01:56 +00004298#if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN)
4299 if (gui_has_tabline())
Bram Moolenaar551dbcc2006-04-25 22:13:59 +00004300 y += gui.tabline_height;
Bram Moolenaar3991dab2006-03-27 17:01:56 +00004301#endif
4302
Bram Moolenaar071d4272004-06-13 20:20:40 +00004303 if (wp->w_winrow == 0)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004304 {
4305 /* Height of top scrollbar includes width of top border */
4306 h += gui.border_offset;
4307 y -= gui.border_offset;
4308 }
4309 if (gui.which_scrollbars[SBAR_LEFT])
4310 {
4311 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT],
4312 gui.left_sbar_x, y,
4313 gui.scrollbar_width, h);
4314 gui_do_scrollbar(wp, SBAR_LEFT, TRUE);
4315 }
4316 if (gui.which_scrollbars[SBAR_RIGHT])
4317 {
4318 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT],
4319 gui.right_sbar_x, y,
4320 gui.scrollbar_width, h);
4321 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE);
4322 }
4323 }
4324
4325 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by
4326 * checking if the thumb moved at least a pixel. Only do this for
4327 * Athena, most other GUIs require the update anyway to make the
4328 * arrows work. */
4329#ifdef FEAT_GUI_ATHENA
4330 if (max == 0)
4331 y = 0;
4332 else
4333 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max;
4334 if (force || sb->pixval != y || sb->size != size || sb->max != max)
4335#else
4336 if (force || sb->value != val || sb->size != size || sb->max != max)
4337#endif
4338 {
4339 /* Thumb of scrollbar has moved */
4340 sb->value = val;
4341#ifdef FEAT_GUI_ATHENA
4342 sb->pixval = y;
4343#endif
4344 sb->size = size;
4345 sb->max = max;
Bram Moolenaar7e8fd632006-02-18 22:14:51 +00004346 if (gui.which_scrollbars[SBAR_LEFT]
4347 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp))
Bram Moolenaar071d4272004-06-13 20:20:40 +00004348 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT],
4349 val, size, max);
4350 if (gui.which_scrollbars[SBAR_RIGHT]
Bram Moolenaar7e8fd632006-02-18 22:14:51 +00004351 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp))
Bram Moolenaar071d4272004-06-13 20:20:40 +00004352 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT],
4353 val, size, max);
4354 }
4355 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00004356 prev_curwin = curwin;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004357 --hold_gui_events;
4358}
4359
4360/*
4361 * Enable or disable a scrollbar.
4362 * Check for scrollbars for vertically split windows which are not enabled
4363 * sometimes.
4364 */
4365 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004366gui_do_scrollbar(
4367 win_T *wp,
4368 int which, /* SBAR_LEFT or SBAR_RIGHT */
4369 int enable) /* TRUE to enable scrollbar */
Bram Moolenaar071d4272004-06-13 20:20:40 +00004370{
Bram Moolenaar071d4272004-06-13 20:20:40 +00004371 int midcol = curwin->w_wincol + curwin->w_width / 2;
4372 int has_midcol = (wp->w_wincol <= midcol
4373 && wp->w_wincol + wp->w_width >= midcol);
4374
4375 /* Only enable scrollbars that contain the middle column of the current
4376 * window. */
4377 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT])
4378 {
4379 /* Scrollbars only on one side. Don't enable scrollbars that don't
4380 * contain the middle column of the current window. */
4381 if (!has_midcol)
4382 enable = FALSE;
4383 }
4384 else
4385 {
4386 /* Scrollbars on both sides. Don't enable scrollbars that neither
4387 * contain the middle column of the current window nor are on the far
4388 * side. */
4389 if (midcol > Columns / 2)
4390 {
4391 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol)
4392 enable = FALSE;
4393 }
4394 else
4395 {
4396 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns
4397 : !has_midcol)
4398 enable = FALSE;
4399 }
4400 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00004401 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable);
4402}
4403
4404/*
4405 * Scroll a window according to the values set in the globals current_scrollbar
4406 * and scrollbar_value. Return TRUE if the cursor in the current window moved
4407 * or FALSE otherwise.
4408 */
4409 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004410gui_do_scroll(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004411{
4412 win_T *wp, *save_wp;
4413 int i;
4414 long nlines;
4415 pos_T old_cursor;
4416 linenr_T old_topline;
4417#ifdef FEAT_DIFF
4418 int old_topfill;
4419#endif
4420
4421 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++)
4422 if (wp == NULL)
4423 break;
4424 if (wp == NULL)
4425 /* Couldn't find window */
4426 return FALSE;
4427
4428 /*
4429 * Compute number of lines to scroll. If zero, nothing to do.
4430 */
4431 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline;
4432 if (nlines == 0)
4433 return FALSE;
4434
4435 save_wp = curwin;
4436 old_topline = wp->w_topline;
4437#ifdef FEAT_DIFF
4438 old_topfill = wp->w_topfill;
4439#endif
4440 old_cursor = wp->w_cursor;
4441 curwin = wp;
4442 curbuf = wp->w_buffer;
4443 if (nlines < 0)
4444 scrolldown(-nlines, gui.dragged_wp == NULL);
4445 else
4446 scrollup(nlines, gui.dragged_wp == NULL);
4447 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for
4448 * the mouse-up event already, but we still want it to behave like when
4449 * dragging. But not the next click in an arrow. */
4450 if (gui.dragged_sb == SBAR_NONE)
4451 gui.dragged_wp = NULL;
4452
4453 if (old_topline != wp->w_topline
4454#ifdef FEAT_DIFF
4455 || old_topfill != wp->w_topfill
4456#endif
4457 )
4458 {
Bram Moolenaar375e3392019-01-31 18:26:10 +01004459 if (get_scrolloff_value() != 0)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004460 {
4461 cursor_correct(); /* fix window for 'so' */
4462 update_topline(); /* avoid up/down jump */
4463 }
4464 if (old_cursor.lnum != wp->w_cursor.lnum)
4465 coladvance(wp->w_curswant);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004466 wp->w_scbind_pos = wp->w_topline;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004467 }
4468
Bram Moolenaar578b49e2005-09-10 19:22:57 +00004469 /* Make sure wp->w_leftcol and wp->w_skipcol are correct. */
4470 validate_cursor();
4471
Bram Moolenaar071d4272004-06-13 20:20:40 +00004472 curwin = save_wp;
4473 curbuf = save_wp->w_buffer;
4474
4475 /*
4476 * Don't call updateWindow() when nothing has changed (it will overwrite
4477 * the status line!).
4478 */
4479 if (old_topline != wp->w_topline
Bram Moolenaar578b49e2005-09-10 19:22:57 +00004480 || wp->w_redr_type != 0
Bram Moolenaar071d4272004-06-13 20:20:40 +00004481#ifdef FEAT_DIFF
4482 || old_topfill != wp->w_topfill
4483#endif
4484 )
4485 {
Bram Moolenaar9b25ffb2007-11-06 21:27:31 +00004486 int type = VALID;
4487
4488#ifdef FEAT_INS_EXPAND
4489 if (pum_visible())
4490 {
4491 type = NOT_VALID;
4492 wp->w_lines_valid = 0;
4493 }
4494#endif
4495 /* Don't set must_redraw here, it may cause the popup menu to
4496 * disappear when losing focus after a scrollbar drag. */
4497 if (wp->w_redr_type < type)
4498 wp->w_redr_type = type;
Bram Moolenaara338adc2018-01-31 20:51:47 +01004499 mch_disable_flush();
Bram Moolenaar071d4272004-06-13 20:20:40 +00004500 updateWindow(wp); /* update window, status line, and cmdline */
Bram Moolenaara338adc2018-01-31 20:51:47 +01004501 mch_enable_flush();
Bram Moolenaar071d4272004-06-13 20:20:40 +00004502 }
4503
Bram Moolenaar05bb82f2006-09-10 19:39:25 +00004504#ifdef FEAT_INS_EXPAND
4505 /* May need to redraw the popup menu. */
4506 if (pum_visible())
4507 pum_redraw();
4508#endif
4509
Bram Moolenaarb5aedf32017-03-12 18:23:53 +01004510 return (wp == curwin && !EQUAL_POS(curwin->w_cursor, old_cursor));
Bram Moolenaar071d4272004-06-13 20:20:40 +00004511}
4512
4513
4514/*
4515 * Horizontal scrollbar stuff:
4516 */
4517
4518/*
4519 * Return length of line "lnum" for horizontal scrolling.
4520 */
4521 static colnr_T
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004522scroll_line_len(linenr_T lnum)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004523{
4524 char_u *p;
4525 colnr_T col;
4526 int w;
4527
4528 p = ml_get(lnum);
4529 col = 0;
4530 if (*p != NUL)
4531 for (;;)
4532 {
4533 w = chartabsize(p, col);
Bram Moolenaar91acfff2017-03-12 19:22:36 +01004534 MB_PTR_ADV(p);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004535 if (*p == NUL) /* don't count the last character */
4536 break;
4537 col += w;
4538 }
4539 return col;
4540}
4541
4542/* Remember which line is currently the longest, so that we don't have to
4543 * search for it when scrolling horizontally. */
4544static linenr_T longest_lnum = 0;
4545
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02004546/*
4547 * Find longest visible line number. If this is not possible (or not desired,
4548 * by setting 'h' in "guioptions") then the current line number is returned.
4549 */
4550 static linenr_T
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004551gui_find_longest_lnum(void)
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02004552{
4553 linenr_T ret = 0;
4554
4555 /* Calculate maximum for horizontal scrollbar. Check for reasonable
4556 * line numbers, topline and botline can be invalid when displaying is
4557 * postponed. */
4558 if (vim_strchr(p_go, GO_HORSCROLL) == NULL
4559 && curwin->w_topline <= curwin->w_cursor.lnum
4560 && curwin->w_botline > curwin->w_cursor.lnum
4561 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1)
4562 {
4563 linenr_T lnum;
4564 colnr_T n;
4565 long max = 0;
4566
4567 /* Use maximum of all visible lines. Remember the lnum of the
4568 * longest line, closest to the cursor line. Used when scrolling
4569 * below. */
4570 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum)
4571 {
4572 n = scroll_line_len(lnum);
4573 if (n > (colnr_T)max)
4574 {
4575 max = n;
4576 ret = lnum;
4577 }
4578 else if (n == (colnr_T)max
4579 && abs((int)(lnum - curwin->w_cursor.lnum))
4580 < abs((int)(ret - curwin->w_cursor.lnum)))
4581 ret = lnum;
4582 }
4583 }
4584 else
4585 /* Use cursor line only. */
4586 ret = curwin->w_cursor.lnum;
4587
4588 return ret;
4589}
4590
Bram Moolenaar071d4272004-06-13 20:20:40 +00004591 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004592gui_update_horiz_scrollbar(int force)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004593{
4594 long value, size, max; /* need 32 bit ints here */
4595
4596 if (!gui.which_scrollbars[SBAR_BOTTOM])
4597 return;
4598
4599 if (!force && gui.dragged_sb == SBAR_BOTTOM)
4600 return;
4601
4602 if (!force && curwin->w_p_wrap && gui.prev_wrap)
4603 return;
4604
4605 /*
4606 * It is possible for the cursor to be invalid if we're in the middle of
4607 * something (like changing files). If so, don't do anything for now.
4608 */
4609 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
4610 {
4611 gui.bottom_sbar.value = -1;
4612 return;
4613 }
4614
Bram Moolenaar02631462017-09-22 15:20:32 +02004615 size = curwin->w_width;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004616 if (curwin->w_p_wrap)
4617 {
4618 value = 0;
4619#ifdef SCROLL_PAST_END
4620 max = 0;
4621#else
Bram Moolenaar02631462017-09-22 15:20:32 +02004622 max = curwin->w_width - 1;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004623#endif
4624 }
4625 else
4626 {
4627 value = curwin->w_leftcol;
4628
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02004629 longest_lnum = gui_find_longest_lnum();
4630 max = scroll_line_len(longest_lnum);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004631
Bram Moolenaar071d4272004-06-13 20:20:40 +00004632 if (virtual_active())
4633 {
4634 /* May move the cursor even further to the right. */
4635 if (curwin->w_virtcol >= (colnr_T)max)
4636 max = curwin->w_virtcol;
4637 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00004638
4639#ifndef SCROLL_PAST_END
Bram Moolenaar02631462017-09-22 15:20:32 +02004640 max += curwin->w_width - 1;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004641#endif
4642 /* The line number isn't scrolled, thus there is less space when
Bram Moolenaar64486672010-05-16 15:46:46 +02004643 * 'number' or 'relativenumber' is set (also for 'foldcolumn'). */
Bram Moolenaar071d4272004-06-13 20:20:40 +00004644 size -= curwin_col_off();
4645#ifndef SCROLL_PAST_END
4646 max -= curwin_col_off();
4647#endif
4648 }
4649
4650#ifndef SCROLL_PAST_END
4651 if (value > max - size + 1)
4652 value = max - size + 1; /* limit the value to allowable range */
4653#endif
4654
4655#ifdef FEAT_RIGHTLEFT
4656 if (curwin->w_p_rl)
4657 {
4658 value = max + 1 - size - value;
4659 if (value < 0)
4660 {
4661 size += value;
4662 value = 0;
4663 }
4664 }
4665#endif
4666 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size
4667 && max == gui.bottom_sbar.max)
4668 return;
4669
4670 gui.bottom_sbar.value = value;
4671 gui.bottom_sbar.size = size;
4672 gui.bottom_sbar.max = max;
4673 gui.prev_wrap = curwin->w_p_wrap;
4674
4675 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max);
4676}
4677
4678/*
4679 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise.
4680 */
4681 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004682gui_do_horiz_scroll(long_u leftcol, int compute_longest_lnum)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004683{
4684 /* no wrapping, no scrolling */
4685 if (curwin->w_p_wrap)
4686 return FALSE;
4687
Bram Moolenaar5e109c42010-07-26 22:51:28 +02004688 if (curwin->w_leftcol == (colnr_T)leftcol)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004689 return FALSE;
4690
Bram Moolenaar5e109c42010-07-26 22:51:28 +02004691 curwin->w_leftcol = (colnr_T)leftcol;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004692
4693 /* When the line of the cursor is too short, move the cursor to the
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02004694 * longest visible line. */
Bram Moolenaar071d4272004-06-13 20:20:40 +00004695 if (vim_strchr(p_go, GO_HORSCROLL) == NULL
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02004696 && !virtual_active()
Bram Moolenaar5e109c42010-07-26 22:51:28 +02004697 && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum))
Bram Moolenaar071d4272004-06-13 20:20:40 +00004698 {
Bram Moolenaar8d9b40e2010-07-25 15:49:07 +02004699 if (compute_longest_lnum)
4700 {
4701 curwin->w_cursor.lnum = gui_find_longest_lnum();
4702 curwin->w_cursor.col = 0;
4703 }
4704 /* Do a sanity check on "longest_lnum", just in case. */
4705 else if (longest_lnum >= curwin->w_topline
4706 && longest_lnum < curwin->w_botline)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004707 {
4708 curwin->w_cursor.lnum = longest_lnum;
4709 curwin->w_cursor.col = 0;
4710 }
4711 }
4712
4713 return leftcol_changed();
4714}
4715
4716/*
4717 * Check that none of the colors are the same as the background color
4718 */
4719 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004720gui_check_colors(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004721{
4722 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR)
4723 {
4724 gui_set_bg_color((char_u *)"White");
4725 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR)
4726 gui_set_fg_color((char_u *)"Black");
4727 }
4728}
4729
Bram Moolenaar3918c952005-03-15 22:34:55 +00004730 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004731gui_set_fg_color(char_u *name)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004732{
4733 gui.norm_pixel = gui_get_color(name);
4734 hl_set_fg_color_name(vim_strsave(name));
4735}
4736
Bram Moolenaar3918c952005-03-15 22:34:55 +00004737 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004738gui_set_bg_color(char_u *name)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004739{
4740 gui.back_pixel = gui_get_color(name);
4741 hl_set_bg_color_name(vim_strsave(name));
4742}
4743
4744/*
4745 * Allocate a color by name.
4746 * Returns INVALCOLOR and gives an error message when failed.
4747 */
4748 guicolor_T
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004749gui_get_color(char_u *name)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004750{
4751 guicolor_T t;
4752
4753 if (*name == NUL)
4754 return INVALCOLOR;
4755 t = gui_mch_get_color(name);
Bram Moolenaar843ee412004-06-30 16:16:41 +00004756
Bram Moolenaar071d4272004-06-13 20:20:40 +00004757 if (t == INVALCOLOR
Bram Moolenaar9372a112005-12-06 19:59:18 +00004758#if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004759 && gui.in_use
4760#endif
4761 )
Bram Moolenaarf9e3e092019-01-13 23:38:42 +01004762 semsg(_("E254: Cannot allocate color %s"), name);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004763 return t;
4764}
4765
4766/*
4767 * Return the grey value of a color (range 0-255).
4768 */
4769 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004770gui_get_lightness(guicolor_T pixel)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004771{
Bram Moolenaar1b58cdd2016-08-22 23:04:33 +02004772 long_u rgb = (long_u)gui_mch_get_rgb(pixel);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004773
Bram Moolenaara93fa7e2006-04-17 22:14:47 +00004774 return (int)( (((rgb >> 16) & 0xff) * 299)
Bram Moolenaarc9b4b052006-04-30 18:54:39 +00004775 + (((rgb >> 8) & 0xff) * 587)
4776 + ((rgb & 0xff) * 114)) / 1000;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004777}
4778
4779#if defined(FEAT_GUI_X11) || defined(PROTO)
4780 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004781gui_new_scrollbar_colors(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004782{
4783 win_T *wp;
4784
4785 /* Nothing to do if GUI hasn't started yet. */
4786 if (!gui.in_use)
4787 return;
4788
4789 FOR_ALL_WINDOWS(wp)
4790 {
4791 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT]));
4792 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT]));
4793 }
4794 gui_mch_set_scrollbar_colors(&gui.bottom_sbar);
4795}
4796#endif
4797
4798/*
4799 * Call this when focus has changed.
4800 */
4801 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004802gui_focus_change(int in_focus)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004803{
4804/*
4805 * Skip this code to avoid drawing the cursor when debugging and switching
4806 * between the debugger window and gvim.
4807 */
4808#if 1
4809 gui.in_focus = in_focus;
Bram Moolenaara338adc2018-01-31 20:51:47 +01004810 out_flush_cursor(TRUE, FALSE);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004811
4812# ifdef FEAT_XIM
4813 xim_set_focus(in_focus);
4814# endif
4815
Bram Moolenaar9c8791f2007-09-05 19:47:23 +00004816 /* Put events in the input queue only when allowed.
4817 * ui_focus_change() isn't called directly, because it invokes
4818 * autocommands and that must not happen asynchronously. */
4819 if (!hold_gui_events)
4820 {
4821 char_u bytes[3];
4822
4823 bytes[0] = CSI;
4824 bytes[1] = KS_EXTRA;
4825 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST;
4826 add_to_input_buf(bytes, 3);
4827 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00004828#endif
4829}
4830
4831/*
Bram Moolenaar49fe95f2019-07-08 21:57:30 +02004832 * When mouse moved: apply 'mousefocus'.
4833 * Also updates the mouse pointer shape.
Bram Moolenaar071d4272004-06-13 20:20:40 +00004834 */
Bram Moolenaar49fe95f2019-07-08 21:57:30 +02004835 static void
4836gui_mouse_focus(int x, int y)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004837{
4838 win_T *wp;
Bram Moolenaar7b240602006-06-20 18:39:51 +00004839 char_u st[8];
Bram Moolenaar071d4272004-06-13 20:20:40 +00004840
4841#ifdef FEAT_MOUSESHAPE
4842 /* Get window pointer, and update mouse shape as well. */
4843 wp = xy2win(x, y);
4844#endif
4845
4846 /* Only handle this when 'mousefocus' set and ... */
4847 if (p_mousef
4848 && !hold_gui_events /* not holding events */
4849 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */
4850 && State != HITRETURN /* but not hit-return prompt */
4851 && msg_scrolled == 0 /* no scrolled message */
4852 && !need_mouse_correct /* not moving the pointer */
4853 && gui.in_focus) /* gvim in focus */
4854 {
4855 /* Don't move the mouse when it's left or right of the Vim window */
4856 if (x < 0 || x > Columns * gui.char_width)
4857 return;
4858#ifndef FEAT_MOUSESHAPE
4859 wp = xy2win(x, y);
4860#endif
4861 if (wp == curwin || wp == NULL)
4862 return; /* still in the same old window, or none at all */
4863
Bram Moolenaar9c102382006-05-03 21:26:49 +00004864 /* Ignore position in the tab pages line. */
4865 if (Y_2_ROW(y) < tabline_height())
4866 return;
Bram Moolenaar9c102382006-05-03 21:26:49 +00004867
Bram Moolenaar071d4272004-06-13 20:20:40 +00004868 /*
4869 * format a mouse click on status line input
4870 * ala gui_send_mouse_event(0, x, y, 0, 0);
Bram Moolenaar41bfd302005-04-24 21:59:46 +00004871 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will
4872 * generate a K_LEFTMOUSE_NM key code.
Bram Moolenaar071d4272004-06-13 20:20:40 +00004873 */
4874 if (finish_op)
4875 {
4876 /* abort the current operator first */
4877 st[0] = ESC;
4878 add_to_input_buf(st, 1);
4879 }
4880 st[0] = CSI;
4881 st[1] = KS_MOUSE;
4882 st[2] = KE_FILLER;
4883 st[3] = (char_u)MOUSE_LEFT;
4884 fill_mouse_coord(st + 4,
Bram Moolenaar41bfd302005-04-24 21:59:46 +00004885 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF,
Bram Moolenaar071d4272004-06-13 20:20:40 +00004886 wp->w_height + W_WINROW(wp));
4887
4888 add_to_input_buf(st, 8);
4889 st[3] = (char_u)MOUSE_RELEASE;
4890 add_to_input_buf(st, 8);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004891#ifdef FEAT_GUI_GTK
4892 /* Need to wake up the main loop */
4893 if (gtk_main_level() > 0)
4894 gtk_main_quit();
4895#endif
4896 }
4897}
4898
4899/*
Bram Moolenaar49fe95f2019-07-08 21:57:30 +02004900 * Called when the mouse moved (but not when dragging).
4901 */
4902 void
4903gui_mouse_moved(int x, int y)
4904{
4905 // Ignore this while still starting up.
4906 if (!gui.in_use || gui.starting)
4907 return;
4908
4909 // apply 'mousefocus' and pointer shape
4910 gui_mouse_focus(x, y);
4911
4912#ifdef FEAT_TEXT_PROP
4913 if (popup_visible)
4914 // Generate a mouse-moved event, so that the popup can perhaps be
4915 // closed, just like in the terminal.
4916 gui_send_mouse_event(MOUSE_DRAG, x, y, FALSE, 0);
4917#endif
4918}
4919
4920/*
Bram Moolenaar071d4272004-06-13 20:20:40 +00004921 * Called when mouse should be moved to window with focus.
4922 */
4923 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004924gui_mouse_correct(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004925{
4926 int x, y;
4927 win_T *wp = NULL;
4928
4929 need_mouse_correct = FALSE;
Bram Moolenaar9588a0f2005-01-08 21:45:39 +00004930
4931 if (!(gui.in_use && p_mousef))
4932 return;
4933
4934 gui_mch_getmouse(&x, &y);
4935 /* Don't move the mouse when it's left or right of the Vim window */
4936 if (x < 0 || x > Columns * gui.char_width)
4937 return;
Bram Moolenaar4033c552017-09-16 20:54:51 +02004938 if (y >= 0 && Y_2_ROW(y) >= tabline_height())
Bram Moolenaar9588a0f2005-01-08 21:45:39 +00004939 wp = xy2win(x, y);
4940 if (wp != curwin && wp != NULL) /* If in other than current window */
Bram Moolenaar071d4272004-06-13 20:20:40 +00004941 {
Bram Moolenaar9588a0f2005-01-08 21:45:39 +00004942 validate_cline_row();
4943 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3,
4944 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height
Bram Moolenaar071d4272004-06-13 20:20:40 +00004945 + (gui.char_height) / 2);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004946 }
4947}
4948
4949/*
Bram Moolenaar989a70c2017-08-16 22:46:01 +02004950 * Find window where the mouse pointer "x" / "y" coordinate is in.
Bram Moolenaar4f974752019-02-17 17:44:42 +01004951 * As a side effect update the shape of the mouse pointer.
Bram Moolenaar071d4272004-06-13 20:20:40 +00004952 */
Bram Moolenaar071d4272004-06-13 20:20:40 +00004953 static win_T *
Bram Moolenaar4f974752019-02-17 17:44:42 +01004954xy2win(int x, int y)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004955{
Bram Moolenaar071d4272004-06-13 20:20:40 +00004956 int row;
4957 int col;
4958 win_T *wp;
4959
4960 row = Y_2_ROW(y);
4961 col = X_2_COL(x);
4962 if (row < 0 || col < 0) /* before first window */
4963 return NULL;
Bram Moolenaar451d4b52019-06-12 20:22:27 +02004964 wp = mouse_find_win(&row, &col, FALSE);
Bram Moolenaar989a70c2017-08-16 22:46:01 +02004965 if (wp == NULL)
4966 return NULL;
Bram Moolenaar4033c552017-09-16 20:54:51 +02004967#ifdef FEAT_MOUSESHAPE
Bram Moolenaar071d4272004-06-13 20:20:40 +00004968 if (State == HITRETURN || State == ASKMORE)
4969 {
4970 if (Y_2_ROW(y) >= msg_row)
4971 update_mouseshape(SHAPE_IDX_MOREL);
4972 else
4973 update_mouseshape(SHAPE_IDX_MORE);
4974 }
4975 else if (row > wp->w_height) /* below status line */
4976 update_mouseshape(SHAPE_IDX_CLINE);
Bram Moolenaare0de17d2017-09-24 16:24:34 +02004977 else if (!(State & CMDLINE) && wp->w_vsep_width > 0 && col == wp->w_width
Bram Moolenaar910f66f2006-04-05 20:41:53 +00004978 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004979 update_mouseshape(SHAPE_IDX_VSEP);
Bram Moolenaare0de17d2017-09-24 16:24:34 +02004980 else if (!(State & CMDLINE) && wp->w_status_height > 0
Bram Moolenaar910f66f2006-04-05 20:41:53 +00004981 && row == wp->w_height && msg_scrolled == 0)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004982 update_mouseshape(SHAPE_IDX_STATUS);
4983 else
4984 update_mouseshape(-2);
Bram Moolenaar071d4272004-06-13 20:20:40 +00004985#endif
Bram Moolenaar4033c552017-09-16 20:54:51 +02004986 return wp;
Bram Moolenaar071d4272004-06-13 20:20:40 +00004987}
4988
4989/*
4990 * ":gui" and ":gvim": Change from the terminal version to the GUI version.
4991 * File names may be given to redefine the args list.
4992 */
4993 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01004994ex_gui(exarg_T *eap)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004995{
4996 char_u *arg = eap->arg;
4997
4998 /*
4999 * Check for "-f" argument: foreground, don't fork.
5000 * Also don't fork when started with "gvim -f".
5001 * Do fork when using "gui -b".
5002 */
5003 if (arg[0] == '-'
5004 && (arg[1] == 'f' || arg[1] == 'b')
Bram Moolenaar1c465442017-03-12 20:10:05 +01005005 && (arg[2] == NUL || VIM_ISWHITE(arg[2])))
Bram Moolenaar071d4272004-06-13 20:20:40 +00005006 {
5007 gui.dofork = (arg[1] == 'b');
5008 eap->arg = skipwhite(eap->arg + 2);
5009 }
5010 if (!gui.in_use)
5011 {
Bram Moolenaarafde13b2019-04-28 19:46:49 +02005012#if defined(VIMDLL) && !defined(EXPERIMENTAL_GUI_CMD)
5013 emsg(_(e_nogvim));
5014 return;
5015#else
Bram Moolenaar071d4272004-06-13 20:20:40 +00005016 /* Clear the command. Needed for when forking+exiting, to avoid part
5017 * of the argument ending up after the shell prompt. */
5018 msg_clr_eos_force();
Bram Moolenaarafde13b2019-04-28 19:46:49 +02005019# ifdef GUI_MAY_SPAWN
5020 if (!ends_excmd(*eap->arg))
5021 gui_start(eap->arg);
5022 else
5023# endif
5024 gui_start(NULL);
5025# ifdef FEAT_JOB_CHANNEL
Bram Moolenaard04a0202016-01-26 23:30:18 +01005026 channel_gui_register_all();
Bram Moolenaarafde13b2019-04-28 19:46:49 +02005027# endif
Bram Moolenaar67c53842010-05-22 18:28:27 +02005028#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00005029 }
5030 if (!ends_excmd(*eap->arg))
5031 ex_next(eap);
5032}
5033
Bram Moolenaar4f974752019-02-17 17:44:42 +01005034#if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) \
5035 || defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_PHOTON)) \
5036 && defined(FEAT_TOOLBAR)) || defined(PROTO)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005037/*
5038 * This is shared between Athena, Motif and GTK.
5039 */
Bram Moolenaar071d4272004-06-13 20:20:40 +00005040
5041/*
5042 * Callback function for do_in_runtimepath().
5043 */
5044 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005045gfp_setname(char_u *fname, void *cookie)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005046{
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00005047 char_u *gfp_buffer = cookie;
5048
Bram Moolenaar071d4272004-06-13 20:20:40 +00005049 if (STRLEN(fname) >= MAXPATHL)
5050 *gfp_buffer = NUL;
5051 else
5052 STRCPY(gfp_buffer, fname);
5053}
5054
5055/*
5056 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'.
5057 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result.
5058 */
5059 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005060gui_find_bitmap(char_u *name, char_u *buffer, char *ext)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005061{
5062 if (STRLEN(name) > MAXPATHL - 14)
5063 return FAIL;
Bram Moolenaar051b7822005-05-19 21:00:46 +00005064 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext);
Bram Moolenaar7f8989d2016-03-12 22:11:39 +01005065 if (do_in_runtimepath(buffer, 0, gfp_setname, buffer) == FAIL
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00005066 || *buffer == NUL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005067 return FAIL;
5068 return OK;
5069}
5070
Bram Moolenaar0eda7ac2010-06-26 05:38:18 +02005071# if !defined(FEAT_GUI_GTK) || defined(PROTO)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005072/*
5073 * Given the name of the "icon=" argument, try finding the bitmap file for the
5074 * icon. If it is an absolute path name, use it as it is. Otherwise append
5075 * "ext" and search for it in 'runtimepath'.
5076 * The result is put in "buffer[MAXPATHL]". If something fails "buffer"
5077 * contains "name".
5078 */
5079 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005080gui_find_iconfile(char_u *name, char_u *buffer, char *ext)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005081{
5082 char_u buf[MAXPATHL + 1];
5083
5084 expand_env(name, buffer, MAXPATHL);
5085 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK)
5086 STRCPY(buffer, buf);
5087}
5088# endif
5089#endif
5090
Bram Moolenaar9372a112005-12-06 19:59:18 +00005091#if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005092 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005093display_errors(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005094{
5095 char_u *p;
5096
5097 if (isatty(2))
5098 fflush(stderr);
5099 else if (error_ga.ga_data != NULL)
5100 {
5101 /* avoid putting up a message box with blanks only */
5102 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p)
5103 if (!isspace(*p))
5104 {
5105 /* Truncate a very long message, it will go off-screen. */
5106 if (STRLEN(p) > 2000)
5107 STRCPY(p + 2000 - 14, "...(truncated)");
5108 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"),
Bram Moolenaard2c340a2011-01-17 20:08:11 +01005109 p, (char_u *)_("&Ok"), 1, NULL, FALSE);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005110 break;
5111 }
5112 ga_clear(&error_ga);
5113 }
5114}
5115#endif
5116
5117#if defined(NO_CONSOLE_INPUT) || defined(PROTO)
5118/*
5119 * Return TRUE if still starting up and there is no place to enter text.
5120 * For GTK and X11 we check if stderr is not a tty, which means we were
5121 * (probably) started from the desktop. Also check stdin, "vim >& file" does
5122 * allow typing on stdin.
5123 */
5124 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005125no_console_input(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005126{
5127 return ((!gui.in_use || gui.starting)
5128# ifndef NO_CONSOLE
5129 && !isatty(0) && !isatty(2)
5130# endif
5131 );
5132}
5133#endif
5134
Bram Moolenaarbb1969b2019-01-17 15:45:25 +01005135#if defined(FIND_REPLACE_DIALOG) \
Bram Moolenaarda68cf32006-10-10 15:35:57 +00005136 || defined(NEED_GUI_UPDATE_SCREEN) \
Bram Moolenaar7171abe2004-10-11 10:06:20 +00005137 || defined(PROTO)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005138/*
5139 * Update the current window and the screen.
5140 */
5141 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005142gui_update_screen(void)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005143{
Bram Moolenaarf2bd8ef2018-03-04 18:08:14 +01005144# ifdef FEAT_CONCEAL
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005145 linenr_T conceal_old_cursor_line = 0;
5146 linenr_T conceal_new_cursor_line = 0;
5147 int conceal_update_lines = FALSE;
Bram Moolenaarf2bd8ef2018-03-04 18:08:14 +01005148# endif
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005149
Bram Moolenaar071d4272004-06-13 20:20:40 +00005150 update_topline();
5151 validate_cursor();
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005152
Bram Moolenaarec80df72008-05-07 19:46:51 +00005153 /* Trigger CursorMoved if the cursor moved. */
Bram Moolenaarf2bd8ef2018-03-04 18:08:14 +01005154 if (!finish_op && (has_cursormoved()
Bram Moolenaar3397f742019-06-02 18:40:06 +02005155# ifdef FEAT_TEXT_PROP
5156 || popup_visible
5157# endif
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005158# ifdef FEAT_CONCEAL
Bram Moolenaarf2bd8ef2018-03-04 18:08:14 +01005159 || curwin->w_p_cole > 0
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005160# endif
Bram Moolenaarf2bd8ef2018-03-04 18:08:14 +01005161 ) && !EQUAL_POS(last_cursormoved, curwin->w_cursor))
Bram Moolenaarec80df72008-05-07 19:46:51 +00005162 {
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005163 if (has_cursormoved())
5164 apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf);
Bram Moolenaar3397f742019-06-02 18:40:06 +02005165#ifdef FEAT_TEXT_PROP
5166 if (popup_visible)
5167 popup_check_cursor_pos();
5168#endif
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005169# ifdef FEAT_CONCEAL
Bram Moolenaarf5963f72010-07-23 22:10:27 +02005170 if (curwin->w_p_cole > 0)
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005171 {
5172 conceal_old_cursor_line = last_cursormoved.lnum;
5173 conceal_new_cursor_line = curwin->w_cursor.lnum;
5174 conceal_update_lines = TRUE;
5175 }
5176# endif
Bram Moolenaarec80df72008-05-07 19:46:51 +00005177 last_cursormoved = curwin->w_cursor;
5178 }
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005179
Bram Moolenaarf2bd8ef2018-03-04 18:08:14 +01005180# ifdef FEAT_CONCEAL
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005181 if (conceal_update_lines
Bram Moolenaarf5963f72010-07-23 22:10:27 +02005182 && (conceal_old_cursor_line != conceal_new_cursor_line
5183 || conceal_cursor_line(curwin)
5184 || need_cursor_line_redraw))
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005185 {
Bram Moolenaarf5963f72010-07-23 22:10:27 +02005186 if (conceal_old_cursor_line != conceal_new_cursor_line)
Bram Moolenaar535d5b62019-01-11 20:45:36 +01005187 redrawWinline(curwin, conceal_old_cursor_line);
5188 redrawWinline(curwin, conceal_new_cursor_line);
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005189 curwin->w_valid &= ~VALID_CROW;
Bram Moolenaar535d5b62019-01-11 20:45:36 +01005190 need_cursor_line_redraw = FALSE;
Bram Moolenaarb2c03502010-07-02 20:20:09 +02005191 }
5192# endif
Bram Moolenaar535d5b62019-01-11 20:45:36 +01005193 update_screen(0); /* may need to update the screen */
5194 setcursor();
Bram Moolenaara338adc2018-01-31 20:51:47 +01005195 out_flush_cursor(TRUE, FALSE);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005196}
5197#endif
5198
Bram Moolenaar7171abe2004-10-11 10:06:20 +00005199#if defined(FIND_REPLACE_DIALOG) || defined(PROTO)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005200/*
5201 * Get the text to use in a find/replace dialog. Uses the last search pattern
5202 * if the argument is empty.
5203 * Returns an allocated string.
5204 */
5205 char_u *
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005206get_find_dialog_text(
5207 char_u *arg,
5208 int *wwordp, /* return: TRUE if \< \> found */
5209 int *mcasep) /* return: TRUE if \C found */
Bram Moolenaar071d4272004-06-13 20:20:40 +00005210{
5211 char_u *text;
5212
5213 if (*arg == NUL)
5214 text = last_search_pat();
5215 else
5216 text = arg;
5217 if (text != NULL)
5218 {
5219 text = vim_strsave(text);
5220 if (text != NULL)
5221 {
Bram Moolenaara93fa7e2006-04-17 22:14:47 +00005222 int len = (int)STRLEN(text);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005223 int i;
5224
5225 /* Remove "\V" */
5226 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0)
5227 {
5228 mch_memmove(text, text + 2, (size_t)(len - 1));
5229 len -= 2;
5230 }
5231
5232 /* Recognize "\c" and "\C" and remove. */
5233 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C'))
5234 {
5235 *mcasep = (text[1] == 'C');
5236 mch_memmove(text, text + 2, (size_t)(len - 1));
5237 len -= 2;
5238 }
5239
5240 /* Recognize "\<text\>" and remove. */
5241 if (len >= 4
5242 && STRNCMP(text, "\\<", 2) == 0
5243 && STRNCMP(text + len - 2, "\\>", 2) == 0)
5244 {
5245 *wwordp = TRUE;
5246 mch_memmove(text, text + 2, (size_t)(len - 4));
5247 text[len - 4] = NUL;
5248 }
5249
5250 /* Recognize "\/" or "\?" and remove. */
5251 for (i = 0; i + 1 < len; ++i)
5252 if (text[i] == '\\' && (text[i + 1] == '/'
5253 || text[i + 1] == '?'))
5254 {
5255 mch_memmove(text + i, text + i + 1, (size_t)(len - i));
5256 --len;
5257 }
5258 }
5259 }
5260 return text;
5261}
5262
5263/*
Bram Moolenaar071d4272004-06-13 20:20:40 +00005264 * Handle the press of a button in the find-replace dialog.
5265 * Return TRUE when something was added to the input buffer.
5266 */
5267 int
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005268gui_do_findrepl(
5269 int flags, /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */
5270 char_u *find_text,
5271 char_u *repl_text,
5272 int down) /* Search downwards. */
Bram Moolenaar071d4272004-06-13 20:20:40 +00005273{
5274 garray_T ga;
5275 int i;
5276 int type = (flags & FRD_TYPE_MASK);
5277 char_u *p;
Bram Moolenaar7171abe2004-10-11 10:06:20 +00005278 regmatch_T regmatch;
Bram Moolenaar5b8d8fd2005-08-16 23:01:50 +00005279 int save_did_emsg = did_emsg;
Bram Moolenaar9f8650c2009-07-29 09:11:15 +00005280 static int busy = FALSE;
5281
5282 /* When the screen is being updated we should not change buffers and
5283 * windows structures, it may cause freed memory to be used. Also don't
5284 * do this recursively (pressing "Find" quickly several times. */
5285 if (updating_screen || busy)
5286 return FALSE;
5287
5288 /* refuse replace when text cannot be changed */
5289 if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked())
5290 return FALSE;
5291
5292 busy = TRUE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00005293
5294 ga_init2(&ga, 1, 100);
Bram Moolenaar7171abe2004-10-11 10:06:20 +00005295 if (type == FRD_REPLACEALL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005296 ga_concat(&ga, (char_u *)"%s/");
5297
5298 ga_concat(&ga, (char_u *)"\\V");
5299 if (flags & FRD_MATCH_CASE)
5300 ga_concat(&ga, (char_u *)"\\C");
5301 else
5302 ga_concat(&ga, (char_u *)"\\c");
5303 if (flags & FRD_WHOLE_WORD)
5304 ga_concat(&ga, (char_u *)"\\<");
Bram Moolenaar518bc172018-05-13 17:05:30 +02005305 /* escape / and \ */
5306 p = vim_strsave_escaped(find_text, (char_u *)"/\\");
5307 if (p != NULL)
5308 ga_concat(&ga, p);
5309 vim_free(p);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005310 if (flags & FRD_WHOLE_WORD)
5311 ga_concat(&ga, (char_u *)"\\>");
5312
5313 if (type == FRD_REPLACEALL)
5314 {
Bram Moolenaar071d4272004-06-13 20:20:40 +00005315 ga_concat(&ga, (char_u *)"/");
Bram Moolenaar5e3cb7e2006-02-27 23:58:35 +00005316 /* escape / and \ */
5317 p = vim_strsave_escaped(repl_text, (char_u *)"/\\");
5318 if (p != NULL)
5319 ga_concat(&ga, p);
5320 vim_free(p);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005321 ga_concat(&ga, (char_u *)"/g");
Bram Moolenaar7171abe2004-10-11 10:06:20 +00005322 }
5323 ga_append(&ga, NUL);
5324
5325 if (type == FRD_REPLACE)
5326 {
5327 /* Do the replacement when the text at the cursor matches. Thus no
5328 * replacement is done if the cursor was moved! */
5329 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING);
5330 regmatch.rm_ic = 0;
5331 if (regmatch.regprog != NULL)
5332 {
5333 p = ml_get_cursor();
5334 if (vim_regexec_nl(&regmatch, p, (colnr_T)0)
5335 && regmatch.startp[0] == p)
5336 {
5337 /* Clear the command line to remove any old "No match"
5338 * error. */
5339 msg_end_prompt();
5340
5341 if (u_save_cursor() == OK)
5342 {
5343 /* A button was pressed thus undo should be synced. */
Bram Moolenaar779b74b2006-04-10 14:55:34 +00005344 u_sync(FALSE);
Bram Moolenaar7171abe2004-10-11 10:06:20 +00005345
5346 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]),
Bram Moolenaard35f9712005-12-18 22:02:33 +00005347 FALSE, FALSE);
Bram Moolenaar7171abe2004-10-11 10:06:20 +00005348 ins_str(repl_text);
5349 }
5350 }
5351 else
Bram Moolenaar32526b32019-01-19 17:43:09 +01005352 msg(_("No match at cursor, finding next"));
Bram Moolenaar473de612013-06-08 18:19:48 +02005353 vim_regfree(regmatch.regprog);
Bram Moolenaar7171abe2004-10-11 10:06:20 +00005354 }
5355 }
5356
5357 if (type == FRD_REPLACEALL)
5358 {
5359 /* A button was pressed, thus undo should be synced. */
Bram Moolenaar779b74b2006-04-10 14:55:34 +00005360 u_sync(FALSE);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005361 do_cmdline_cmd(ga.ga_data);
5362 }
5363 else
5364 {
Bram Moolenaarbee666f2016-06-14 20:39:42 +02005365 int searchflags = SEARCH_MSG + SEARCH_MARK;
5366
5367 /* Search for the next match.
5368 * Don't skip text under cursor for single replace. */
5369 if (type == FRD_REPLACE)
5370 searchflags += SEARCH_START;
Bram Moolenaar071d4272004-06-13 20:20:40 +00005371 i = msg_scroll;
Bram Moolenaar518bc172018-05-13 17:05:30 +02005372 if (down)
5373 {
5374 (void)do_search(NULL, '/', ga.ga_data, 1L, searchflags, NULL, NULL);
5375 }
5376 else
5377 {
5378 /* We need to escape '?' if and only if we are searching in the up
5379 * direction */
5380 p = vim_strsave_escaped(ga.ga_data, (char_u *)"?");
5381 if (p != NULL)
5382 (void)do_search(NULL, '?', p, 1L, searchflags, NULL, NULL);
5383 vim_free(p);
5384 }
5385
Bram Moolenaar071d4272004-06-13 20:20:40 +00005386 msg_scroll = i; /* don't let an error message set msg_scroll */
5387 }
5388
Bram Moolenaar5b8d8fd2005-08-16 23:01:50 +00005389 /* Don't want to pass did_emsg to other code, it may cause disabling
5390 * syntax HL if we were busy redrawing. */
5391 did_emsg = save_did_emsg;
5392
Bram Moolenaar071d4272004-06-13 20:20:40 +00005393 if (State & (NORMAL | INSERT))
5394 {
5395 gui_update_screen(); /* update the screen */
5396 msg_didout = 0; /* overwrite any message */
5397 need_wait_return = FALSE; /* don't wait for return */
5398 }
5399
5400 vim_free(ga.ga_data);
Bram Moolenaar9f8650c2009-07-29 09:11:15 +00005401 busy = FALSE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00005402 return (ga.ga_len > 0);
5403}
5404
5405#endif
5406
Bram Moolenaar92d147b2018-07-29 17:35:23 +02005407#if defined(HAVE_DROP_FILE) || defined(PROTO)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005408/*
5409 * Jump to the window at specified point (x, y).
5410 */
5411 static void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005412gui_wingoto_xy(int x, int y)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005413{
5414 int row = Y_2_ROW(y);
5415 int col = X_2_COL(x);
5416 win_T *wp;
5417
5418 if (row >= 0 && col >= 0)
5419 {
Bram Moolenaar451d4b52019-06-12 20:22:27 +02005420 wp = mouse_find_win(&row, &col, FAIL_POPUP);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005421 if (wp != NULL && wp != curwin)
5422 win_goto(wp);
5423 }
5424}
Bram Moolenaar071d4272004-06-13 20:20:40 +00005425
5426/*
Bram Moolenaar92d147b2018-07-29 17:35:23 +02005427 * Function passed to handle_drop() for the actions to be done after the
5428 * argument list has been updated.
5429 */
5430 static void
5431drop_callback(void *cookie)
5432{
5433 char_u *p = cookie;
5434
5435 /* If Shift held down, change to first file's directory. If the first
5436 * item is a directory, change to that directory (and let the explorer
5437 * plugin show the contents). */
5438 if (p != NULL)
5439 {
5440 if (mch_isdir(p))
5441 {
5442 if (mch_chdir((char *)p) == 0)
5443 shorten_fnames(TRUE);
5444 }
5445 else if (vim_chdirfile(p, "drop") == OK)
5446 shorten_fnames(TRUE);
5447 vim_free(p);
5448 }
5449
5450 /* Update the screen display */
5451 update_screen(NOT_VALID);
5452# ifdef FEAT_MENU
5453 gui_update_menus(0);
5454# endif
5455#ifdef FEAT_TITLE
5456 maketitle();
5457#endif
5458 setcursor();
5459 out_flush_cursor(FALSE, FALSE);
5460}
5461
5462/*
Bram Moolenaar071d4272004-06-13 20:20:40 +00005463 * Process file drop. Mouse cursor position, key modifiers, name of files
5464 * and count of files are given. Argument "fnames[count]" has full pathnames
5465 * of dropped files, they will be freed in this function, and caller can't use
5466 * fnames after call this function.
5467 */
Bram Moolenaar071d4272004-06-13 20:20:40 +00005468 void
Bram Moolenaar66f948e2016-01-30 16:39:25 +01005469gui_handle_drop(
5470 int x UNUSED,
5471 int y UNUSED,
5472 int_u modifiers,
5473 char_u **fnames,
5474 int count)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005475{
5476 int i;
5477 char_u *p;
Bram Moolenaarc236c162008-07-13 17:41:49 +00005478 static int entered = FALSE;
5479
5480 /*
5481 * This function is called by event handlers. Just in case we get a
5482 * second event before the first one is handled, ignore the second one.
5483 * Not sure if this can ever happen, just in case.
5484 */
5485 if (entered)
5486 return;
5487 entered = TRUE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00005488
5489 /*
5490 * When the cursor is at the command line, add the file names to the
5491 * command line, don't edit the files.
5492 */
5493 if (State & CMDLINE)
5494 {
5495 shorten_filenames(fnames, count);
5496 for (i = 0; i < count; ++i)
5497 {
5498 if (fnames[i] != NULL)
5499 {
5500 if (i > 0)
5501 add_to_input_buf((char_u*)" ", 1);
5502
5503 /* We don't know what command is used thus we can't be sure
5504 * about which characters need to be escaped. Only escape the
5505 * most common ones. */
5506# ifdef BACKSLASH_IN_FILENAME
5507 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|");
5508# else
5509 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|");
5510# endif
5511 if (p != NULL)
Bram Moolenaar70c2a632007-08-15 18:08:50 +00005512 add_to_input_buf_csi(p, (int)STRLEN(p));
Bram Moolenaar071d4272004-06-13 20:20:40 +00005513 vim_free(p);
5514 vim_free(fnames[i]);
5515 }
5516 }
5517 vim_free(fnames);
5518 }
5519 else
5520 {
5521 /* Go to the window under mouse cursor, then shorten given "fnames" by
5522 * current window, because a window can have local current dir. */
Bram Moolenaar071d4272004-06-13 20:20:40 +00005523 gui_wingoto_xy(x, y);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005524 shorten_filenames(fnames, count);
5525
5526 /* If Shift held down, remember the first item. */
5527 if ((modifiers & MOUSE_SHIFT) != 0)
5528 p = vim_strsave(fnames[0]);
5529 else
5530 p = NULL;
5531
5532 /* Handle the drop, :edit or :split to get to the file. This also
Bram Moolenaarc4568ab2018-11-16 16:21:05 +01005533 * frees fnames[]. Skip this if there is only one item, it's a
Bram Moolenaar071d4272004-06-13 20:20:40 +00005534 * directory and Shift is held down. */
5535 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0
5536 && mch_isdir(fnames[0]))
5537 {
5538 vim_free(fnames[0]);
5539 vim_free(fnames);
5540 }
5541 else
Bram Moolenaar92d147b2018-07-29 17:35:23 +02005542 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0,
5543 drop_callback, (void *)p);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005544 }
Bram Moolenaarc236c162008-07-13 17:41:49 +00005545
5546 entered = FALSE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00005547}
5548#endif