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gerrit.omnirom.org / android_external_vim / 0f6629a08a9ae482956f5e70452ae78be569eadf / . / src / mouse.c
blob: bf3973b021acd56800790947f52a254ed874cc87 [file] [log] [blame]
/* vi:set ts=8 sts=4 sw=4 noet:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
/*
* mouse.c: mouse handling functions
*/
#include "vim.h"
#if defined(FEAT_MOUSE) || defined(PROTO)
/*
* Get class of a character for selection: same class means same word.
* 0: blank
* 1: punctuation groups
* 2: normal word character
* >2: multi-byte word character.
*/
static int
get_mouse_class(char_u *p)
{
int c;
if (has_mbyte && MB_BYTE2LEN(p[0]) > 1)
return mb_get_class(p);
c = *p;
if (c == ' ' || c == '\t')
return 0;
if (vim_iswordc(c))
return 2;
// There are a few special cases where we want certain combinations of
// characters to be considered as a single word. These are things like
// "->", "/ *", "*=", "+=", "&=", "<=", ">=", "!=" etc. Otherwise, each
// character is in its own class.
if (c != NUL && vim_strchr((char_u *)"-+*/%<>&|^!=", c) != NULL)
return 1;
return c;
}
/*
* Move "pos" back to the start of the word it's in.
*/
static void
find_start_of_word(pos_T *pos)
{
char_u *line;
int cclass;
int col;
line = ml_get(pos->lnum);
cclass = get_mouse_class(line + pos->col);
while (pos->col > 0)
{
col = pos->col - 1;
col -= (*mb_head_off)(line, line + col);
if (get_mouse_class(line + col) != cclass)
break;
pos->col = col;
}
}
/*
* Move "pos" forward to the end of the word it's in.
* When 'selection' is "exclusive", the position is just after the word.
*/
static void
find_end_of_word(pos_T *pos)
{
char_u *line;
int cclass;
int col;
line = ml_get(pos->lnum);
if (*p_sel == 'e' && pos->col > 0)
{
--pos->col;
pos->col -= (*mb_head_off)(line, line + pos->col);
}
cclass = get_mouse_class(line + pos->col);
while (line[pos->col] != NUL)
{
col = pos->col + (*mb_ptr2len)(line + pos->col);
if (get_mouse_class(line + col) != cclass)
{
if (*p_sel == 'e')
pos->col = col;
break;
}
pos->col = col;
}
}
#if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \
|| defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \
|| defined(FEAT_GUI_MAC) || defined(FEAT_GUI_PHOTON) \
|| defined(FEAT_TERM_POPUP_MENU)
# define USE_POPUP_SETPOS
# define NEED_VCOL2COL
/*
* Translate window coordinates to buffer position without any side effects
*/
static int
get_fpos_of_mouse(pos_T *mpos)
{
win_T *wp;
int row = mouse_row;
int col = mouse_col;
if (row < 0 || col < 0) // check if it makes sense
return IN_UNKNOWN;
// find the window where the row is in
wp = mouse_find_win(&row, &col, FAIL_POPUP);
if (wp == NULL)
return IN_UNKNOWN;
// winpos and height may change in win_enter()!
if (row >= wp->w_height) // In (or below) status line
return IN_STATUS_LINE;
if (col >= wp->w_width) // In vertical separator line
return IN_SEP_LINE;
if (wp != curwin)
return IN_UNKNOWN;
// compute the position in the buffer line from the posn on the screen
if (mouse_comp_pos(curwin, &row, &col, &mpos->lnum, NULL))
return IN_STATUS_LINE; // past bottom
mpos->col = vcol2col(wp, mpos->lnum, col);
if (mpos->col > 0)
--mpos->col;
mpos->coladd = 0;
return IN_BUFFER;
}
#endif
/*
* Do the appropriate action for the current mouse click in the current mode.
* Not used for Command-line mode.
*
* Normal and Visual Mode:
* event modi- position visual change action
* fier cursor window
* left press - yes end yes
* left press C yes end yes "^]" (2)
* left press S yes end (popup: extend) yes "*" (2)
* left drag - yes start if moved no
* left relse - yes start if moved no
* middle press - yes if not active no put register
* middle press - yes if active no yank and put
* right press - yes start or extend yes
* right press S yes no change yes "#" (2)
* right drag - yes extend no
* right relse - yes extend no
*
* Insert or Replace Mode:
* event modi- position visual change action
* fier cursor window
* left press - yes (cannot be active) yes
* left press C yes (cannot be active) yes "CTRL-O^]" (2)
* left press S yes (cannot be active) yes "CTRL-O*" (2)
* left drag - yes start or extend (1) no CTRL-O (1)
* left relse - yes start or extend (1) no CTRL-O (1)
* middle press - no (cannot be active) no put register
* right press - yes start or extend yes CTRL-O
* right press S yes (cannot be active) yes "CTRL-O#" (2)
*
* (1) only if mouse pointer moved since press
* (2) only if click is in same buffer
*
* Return TRUE if start_arrow() should be called for edit mode.
*/
int
do_mouse(
oparg_T *oap, // operator argument, can be NULL
int c, // K_LEFTMOUSE, etc
int dir, // Direction to 'put' if necessary
long count,
int fixindent) // PUT_FIXINDENT if fixing indent necessary
{
static int do_always = FALSE; // ignore 'mouse' setting next time
static int got_click = FALSE; // got a click some time back
int which_button; // MOUSE_LEFT, _MIDDLE or _RIGHT
int is_click = FALSE; // If FALSE it's a drag or release event
int is_drag = FALSE; // If TRUE it's a drag event
int jump_flags = 0; // flags for jump_to_mouse()
pos_T start_visual;
int moved; // Has cursor moved?
int in_status_line; // mouse in status line
static int in_tab_line = FALSE; // mouse clicked in tab line
int in_sep_line; // mouse in vertical separator line
int c1, c2;
#if defined(FEAT_FOLDING)
pos_T save_cursor;
#endif
win_T *old_curwin = curwin;
static pos_T orig_cursor;
colnr_T leftcol, rightcol;
pos_T end_visual;
int diff;
int old_active = VIsual_active;
int old_mode = VIsual_mode;
int regname;
#if defined(FEAT_FOLDING)
save_cursor = curwin->w_cursor;
#endif
// When GUI is active, always recognize mouse events, otherwise:
// - Ignore mouse event in normal mode if 'mouse' doesn't include 'n'.
// - Ignore mouse event in visual mode if 'mouse' doesn't include 'v'.
// - For command line and insert mode 'mouse' is checked before calling
// do_mouse().
if (do_always)
do_always = FALSE;
else
#ifdef FEAT_GUI
if (!gui.in_use)
#endif
{
if (VIsual_active)
{
if (!mouse_has(MOUSE_VISUAL))
return FALSE;
}
else if (State == NORMAL && !mouse_has(MOUSE_NORMAL))
return FALSE;
}
for (;;)
{
which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag);
if (is_drag)
{
// If the next character is the same mouse event then use that
// one. Speeds up dragging the status line.
if (vpeekc() != NUL)
{
int nc;
int save_mouse_row = mouse_row;
int save_mouse_col = mouse_col;
// Need to get the character, peeking doesn't get the actual
// one.
nc = safe_vgetc();
if (c == nc)
continue;
vungetc(nc);
mouse_row = save_mouse_row;
mouse_col = save_mouse_col;
}
}
break;
}
if (c == K_MOUSEMOVE)
{
// Mouse moved without a button pressed.
#ifdef FEAT_BEVAL_TERM
ui_may_remove_balloon();
if (p_bevalterm)
{
profile_setlimit(p_bdlay, &bevalexpr_due);
bevalexpr_due_set = TRUE;
}
#endif
#ifdef FEAT_TEXT_PROP
popup_handle_mouse_moved();
#endif
return FALSE;
}
#ifdef FEAT_MOUSESHAPE
// May have stopped dragging the status or separator line. The pointer is
// most likely still on the status or separator line.
if (!is_drag && drag_status_line)
{
drag_status_line = FALSE;
update_mouseshape(SHAPE_IDX_STATUS);
}
if (!is_drag && drag_sep_line)
{
drag_sep_line = FALSE;
update_mouseshape(SHAPE_IDX_VSEP);
}
#endif
// Ignore drag and release events if we didn't get a click.
if (is_click)
got_click = TRUE;
else
{
if (!got_click) // didn't get click, ignore
return FALSE;
if (!is_drag) // release, reset got_click
{
got_click = FALSE;
if (in_tab_line)
{
in_tab_line = FALSE;
return FALSE;
}
}
}
// CTRL right mouse button does CTRL-T
if (is_click && (mod_mask & MOD_MASK_CTRL) && which_button == MOUSE_RIGHT)
{
if (State & INSERT)
stuffcharReadbuff(Ctrl_O);
if (count > 1)
stuffnumReadbuff(count);
stuffcharReadbuff(Ctrl_T);
got_click = FALSE; // ignore drag&release now
return FALSE;
}
// CTRL only works with left mouse button
if ((mod_mask & MOD_MASK_CTRL) && which_button != MOUSE_LEFT)
return FALSE;
// When a modifier is down, ignore drag and release events, as well as
// multiple clicks and the middle mouse button.
// Accept shift-leftmouse drags when 'mousemodel' is "popup.*".
if ((mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL | MOD_MASK_ALT
| MOD_MASK_META))
&& (!is_click
|| (mod_mask & MOD_MASK_MULTI_CLICK)
|| which_button == MOUSE_MIDDLE)
&& !((mod_mask & (MOD_MASK_SHIFT|MOD_MASK_ALT))
&& mouse_model_popup()
&& which_button == MOUSE_LEFT)
&& !((mod_mask & MOD_MASK_ALT)
&& !mouse_model_popup()
&& which_button == MOUSE_RIGHT)
)
return FALSE;
// If the button press was used as the movement command for an operator
// (eg "d<MOUSE>"), or it is the middle button that is held down, ignore
// drag/release events.
if (!is_click && which_button == MOUSE_MIDDLE)
return FALSE;
if (oap != NULL)
regname = oap->regname;
else
regname = 0;
// Middle mouse button does a 'put' of the selected text
if (which_button == MOUSE_MIDDLE)
{
if (State == NORMAL)
{
// If an operator was pending, we don't know what the user wanted
// to do. Go back to normal mode: Clear the operator and beep().
if (oap != NULL && oap->op_type != OP_NOP)
{
clearopbeep(oap);
return FALSE;
}
// If visual was active, yank the highlighted text and put it
// before the mouse pointer position.
// In Select mode replace the highlighted text with the clipboard.
if (VIsual_active)
{
if (VIsual_select)
{
stuffcharReadbuff(Ctrl_G);
stuffReadbuff((char_u *)"\"+p");
}
else
{
stuffcharReadbuff('y');
stuffcharReadbuff(K_MIDDLEMOUSE);
}
do_always = TRUE; // ignore 'mouse' setting next time
return FALSE;
}
// The rest is below jump_to_mouse()
}
else if ((State & INSERT) == 0)
return FALSE;
// Middle click in insert mode doesn't move the mouse, just insert the
// contents of a register. '.' register is special, can't insert that
// with do_put().
// Also paste at the cursor if the current mode isn't in 'mouse' (only
// happens for the GUI).
if ((State & INSERT) || !mouse_has(MOUSE_NORMAL))
{
if (regname == '.')
insert_reg(regname, TRUE);
else
{
#ifdef FEAT_CLIPBOARD
if (clip_star.available && regname == 0)
regname = '*';
#endif
if ((State & REPLACE_FLAG) && !yank_register_mline(regname))
insert_reg(regname, TRUE);
else
{
do_put(regname, BACKWARD, 1L, fixindent | PUT_CURSEND);
// Repeat it with CTRL-R CTRL-O r or CTRL-R CTRL-P r
AppendCharToRedobuff(Ctrl_R);
AppendCharToRedobuff(fixindent ? Ctrl_P : Ctrl_O);
AppendCharToRedobuff(regname == 0 ? '"' : regname);
}
}
return FALSE;
}
}
// When dragging or button-up stay in the same window.
if (!is_click)
jump_flags |= MOUSE_FOCUS | MOUSE_DID_MOVE;
start_visual.lnum = 0;
// Check for clicking in the tab page line.
if (mouse_row == 0 && firstwin->w_winrow > 0)
{
if (is_drag)
{
if (in_tab_line)
{
c1 = TabPageIdxs[mouse_col];
tabpage_move(c1 <= 0 ? 9999 : c1 < tabpage_index(curtab)
? c1 - 1 : c1);
}
return FALSE;
}
// click in a tab selects that tab page
if (is_click
# ifdef FEAT_CMDWIN
&& cmdwin_type == 0
# endif
&& mouse_col < Columns)
{
in_tab_line = TRUE;
c1 = TabPageIdxs[mouse_col];
if (c1 >= 0)
{
if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
{
// double click opens new page
end_visual_mode();
tabpage_new();
tabpage_move(c1 == 0 ? 9999 : c1 - 1);
}
else
{
// Go to specified tab page, or next one if not clicking
// on a label.
goto_tabpage(c1);
// It's like clicking on the status line of a window.
if (curwin != old_curwin)
end_visual_mode();
}
}
else
{
tabpage_T *tp;
// Close the current or specified tab page.
if (c1 == -999)
tp = curtab;
else
tp = find_tabpage(-c1);
if (tp == curtab)
{
if (first_tabpage->tp_next != NULL)
tabpage_close(FALSE);
}
else if (tp != NULL)
tabpage_close_other(tp, FALSE);
}
}
return TRUE;
}
else if (is_drag && in_tab_line)
{
c1 = TabPageIdxs[mouse_col];
tabpage_move(c1 <= 0 ? 9999 : c1 - 1);
return FALSE;
}
// When 'mousemodel' is "popup" or "popup_setpos", translate mouse events:
// right button up -> pop-up menu
// shift-left button -> right button
// alt-left button -> alt-right button
if (mouse_model_popup())
{
if (which_button == MOUSE_RIGHT
&& !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
{
#ifdef USE_POPUP_SETPOS
# ifdef FEAT_GUI
if (gui.in_use)
{
# if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \
|| defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC)
if (!is_click)
// Ignore right button release events, only shows the popup
// menu on the button down event.
return FALSE;
# endif
# if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN)
if (is_click || is_drag)
// Ignore right button down and drag mouse events. Windows
// only shows the popup menu on the button up event.
return FALSE;
# endif
}
# endif
# if defined(FEAT_GUI) && defined(FEAT_TERM_POPUP_MENU)
else
# endif
# if defined(FEAT_TERM_POPUP_MENU)
if (!is_click)
// Ignore right button release events, only shows the popup
// menu on the button down event.
return FALSE;
#endif
jump_flags = 0;
if (STRCMP(p_mousem, "popup_setpos") == 0)
{
// First set the cursor position before showing the popup
// menu.
if (VIsual_active)
{
pos_T m_pos;
// set MOUSE_MAY_STOP_VIS if we are outside the
// selection or the current window (might have false
// negative here)
if (mouse_row < curwin->w_winrow
|| mouse_row
> (curwin->w_winrow + curwin->w_height))
jump_flags = MOUSE_MAY_STOP_VIS;
else if (get_fpos_of_mouse(&m_pos) != IN_BUFFER)
jump_flags = MOUSE_MAY_STOP_VIS;
else
{
if ((LT_POS(curwin->w_cursor, VIsual)
&& (LT_POS(m_pos, curwin->w_cursor)
|| LT_POS(VIsual, m_pos)))
|| (LT_POS(VIsual, curwin->w_cursor)
&& (LT_POS(m_pos, VIsual)
|| LT_POS(curwin->w_cursor, m_pos))))
{
jump_flags = MOUSE_MAY_STOP_VIS;
}
else if (VIsual_mode == Ctrl_V)
{
getvcols(curwin, &curwin->w_cursor, &VIsual,
&leftcol, &rightcol);
getvcol(curwin, &m_pos, NULL, &m_pos.col, NULL);
if (m_pos.col < leftcol || m_pos.col > rightcol)
jump_flags = MOUSE_MAY_STOP_VIS;
}
}
}
else
jump_flags = MOUSE_MAY_STOP_VIS;
}
if (jump_flags)
{
jump_flags = jump_to_mouse(jump_flags, NULL, which_button);
update_curbuf(VIsual_active ? INVERTED : VALID);
setcursor();
out_flush(); // Update before showing popup menu
}
# ifdef FEAT_MENU
show_popupmenu();
got_click = FALSE; // ignore release events
# endif
return (jump_flags & CURSOR_MOVED) != 0;
#else
return FALSE;
#endif
}
if (which_button == MOUSE_LEFT
&& (mod_mask & (MOD_MASK_SHIFT|MOD_MASK_ALT)))
{
which_button = MOUSE_RIGHT;
mod_mask &= ~MOD_MASK_SHIFT;
}
}
if ((State & (NORMAL | INSERT))
&& !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
{
if (which_button == MOUSE_LEFT)
{
if (is_click)
{
// stop Visual mode for a left click in a window, but not when
// on a status line
if (VIsual_active)
jump_flags |= MOUSE_MAY_STOP_VIS;
}
else if (mouse_has(MOUSE_VISUAL))
jump_flags |= MOUSE_MAY_VIS;
}
else if (which_button == MOUSE_RIGHT)
{
if (is_click && VIsual_active)
{
// Remember the start and end of visual before moving the
// cursor.
if (LT_POS(curwin->w_cursor, VIsual))
{
start_visual = curwin->w_cursor;
end_visual = VIsual;
}
else
{
start_visual = VIsual;
end_visual = curwin->w_cursor;
}
}
jump_flags |= MOUSE_FOCUS;
if (mouse_has(MOUSE_VISUAL))
jump_flags |= MOUSE_MAY_VIS;
}
}
// If an operator is pending, ignore all drags and releases until the
// next mouse click.
if (!is_drag && oap != NULL && oap->op_type != OP_NOP)
{
got_click = FALSE;
oap->motion_type = MCHAR;
}
// When releasing the button let jump_to_mouse() know.
if (!is_click && !is_drag)
jump_flags |= MOUSE_RELEASED;
// JUMP!
jump_flags = jump_to_mouse(jump_flags,
oap == NULL ? NULL : &(oap->inclusive), which_button);
#ifdef FEAT_MENU
// A click in the window toolbar has no side effects.
if (jump_flags & MOUSE_WINBAR)
return FALSE;
#endif
moved = (jump_flags & CURSOR_MOVED);
in_status_line = (jump_flags & IN_STATUS_LINE);
in_sep_line = (jump_flags & IN_SEP_LINE);
#ifdef FEAT_NETBEANS_INTG
if (isNetbeansBuffer(curbuf)
&& !(jump_flags & (IN_STATUS_LINE | IN_SEP_LINE)))
{
int key = KEY2TERMCAP1(c);
if (key == (int)KE_LEFTRELEASE || key == (int)KE_MIDDLERELEASE
|| key == (int)KE_RIGHTRELEASE)
netbeans_button_release(which_button);
}
#endif
// When jumping to another window, clear a pending operator. That's a bit
// friendlier than beeping and not jumping to that window.
if (curwin != old_curwin && oap != NULL && oap->op_type != OP_NOP)
clearop(oap);
#ifdef FEAT_FOLDING
if (mod_mask == 0
&& !is_drag
&& (jump_flags & (MOUSE_FOLD_CLOSE | MOUSE_FOLD_OPEN))
&& which_button == MOUSE_LEFT)
{
// open or close a fold at this line
if (jump_flags & MOUSE_FOLD_OPEN)
openFold(curwin->w_cursor.lnum, 1L);
else
closeFold(curwin->w_cursor.lnum, 1L);
// don't move the cursor if still in the same window
if (curwin == old_curwin)
curwin->w_cursor = save_cursor;
}
#endif
#if defined(FEAT_CLIPBOARD) && defined(FEAT_CMDWIN)
if ((jump_flags & IN_OTHER_WIN) && !VIsual_active && clip_star.available)
{
clip_modeless(which_button, is_click, is_drag);
return FALSE;
}
#endif
// Set global flag that we are extending the Visual area with mouse
// dragging; temporarily minimize 'scrolloff'.
if (VIsual_active && is_drag && get_scrolloff_value())
{
// In the very first line, allow scrolling one line
if (mouse_row == 0)
mouse_dragging = 2;
else
mouse_dragging = 1;
}
// When dragging the mouse above the window, scroll down.
if (is_drag && mouse_row < 0 && !in_status_line)
{
scroll_redraw(FALSE, 1L);
mouse_row = 0;
}
if (start_visual.lnum) // right click in visual mode
{
// When ALT is pressed make Visual mode blockwise.
if (mod_mask & MOD_MASK_ALT)
VIsual_mode = Ctrl_V;
// In Visual-block mode, divide the area in four, pick up the corner
// that is in the quarter that the cursor is in.
if (VIsual_mode == Ctrl_V)
{
getvcols(curwin, &start_visual, &end_visual, &leftcol, &rightcol);
if (curwin->w_curswant > (leftcol + rightcol) / 2)
end_visual.col = leftcol;
else
end_visual.col = rightcol;
if (curwin->w_cursor.lnum >=
(start_visual.lnum + end_visual.lnum) / 2)
end_visual.lnum = start_visual.lnum;
// move VIsual to the right column
start_visual = curwin->w_cursor; // save the cursor pos
curwin->w_cursor = end_visual;
coladvance(end_visual.col);
VIsual = curwin->w_cursor;
curwin->w_cursor = start_visual; // restore the cursor
}
else
{
// If the click is before the start of visual, change the start.
// If the click is after the end of visual, change the end. If
// the click is inside the visual, change the closest side.
if (LT_POS(curwin->w_cursor, start_visual))
VIsual = end_visual;
else if (LT_POS(end_visual, curwin->w_cursor))
VIsual = start_visual;
else
{
// In the same line, compare column number
if (end_visual.lnum == start_visual.lnum)
{
if (curwin->w_cursor.col - start_visual.col >
end_visual.col - curwin->w_cursor.col)
VIsual = start_visual;
else
VIsual = end_visual;
}
// In different lines, compare line number
else
{
diff = (curwin->w_cursor.lnum - start_visual.lnum) -
(end_visual.lnum - curwin->w_cursor.lnum);
if (diff > 0) // closest to end
VIsual = start_visual;
else if (diff < 0) // closest to start
VIsual = end_visual;
else // in the middle line
{
if (curwin->w_cursor.col <
(start_visual.col + end_visual.col) / 2)
VIsual = end_visual;
else
VIsual = start_visual;
}
}
}
}
}
// If Visual mode started in insert mode, execute "CTRL-O"
else if ((State & INSERT) && VIsual_active)
stuffcharReadbuff(Ctrl_O);
// Middle mouse click: Put text before cursor.
if (which_button == MOUSE_MIDDLE)
{
#ifdef FEAT_CLIPBOARD
if (clip_star.available && regname == 0)
regname = '*';
#endif
if (yank_register_mline(regname))
{
if (mouse_past_bottom)
dir = FORWARD;
}
else if (mouse_past_eol)
dir = FORWARD;
if (fixindent)
{
c1 = (dir == BACKWARD) ? '[' : ']';
c2 = 'p';
}
else
{
c1 = (dir == FORWARD) ? 'p' : 'P';
c2 = NUL;
}
prep_redo(regname, count, NUL, c1, NUL, c2, NUL);
// Remember where the paste started, so in edit() Insstart can be set
// to this position
if (restart_edit != 0)
where_paste_started = curwin->w_cursor;
do_put(regname, dir, count, fixindent | PUT_CURSEND);
}
#if defined(FEAT_QUICKFIX)
// Ctrl-Mouse click or double click in a quickfix window jumps to the
// error under the mouse pointer.
else if (((mod_mask & MOD_MASK_CTRL)
|| (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
&& bt_quickfix(curbuf))
{
if (curwin->w_llist_ref == NULL) // quickfix window
do_cmdline_cmd((char_u *)".cc");
else // location list window
do_cmdline_cmd((char_u *)".ll");
got_click = FALSE; // ignore drag&release now
}
#endif
// Ctrl-Mouse click (or double click in a help window) jumps to the tag
// under the mouse pointer.
else if ((mod_mask & MOD_MASK_CTRL) || (curbuf->b_help
&& (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK))
{
if (State & INSERT)
stuffcharReadbuff(Ctrl_O);
stuffcharReadbuff(Ctrl_RSB);
got_click = FALSE; // ignore drag&release now
}
// Shift-Mouse click searches for the next occurrence of the word under
// the mouse pointer
else if ((mod_mask & MOD_MASK_SHIFT))
{
if ((State & INSERT) || (VIsual_active && VIsual_select))
stuffcharReadbuff(Ctrl_O);
if (which_button == MOUSE_LEFT)
stuffcharReadbuff('*');
else // MOUSE_RIGHT
stuffcharReadbuff('#');
}
// Handle double clicks, unless on status line
else if (in_status_line)
{
#ifdef FEAT_MOUSESHAPE
if ((is_drag || is_click) && !drag_status_line)
{
drag_status_line = TRUE;
update_mouseshape(-1);
}
#endif
}
else if (in_sep_line)
{
#ifdef FEAT_MOUSESHAPE
if ((is_drag || is_click) && !drag_sep_line)
{
drag_sep_line = TRUE;
update_mouseshape(-1);
}
#endif
}
else if ((mod_mask & MOD_MASK_MULTI_CLICK) && (State & (NORMAL | INSERT))
&& mouse_has(MOUSE_VISUAL))
{
if (is_click || !VIsual_active)
{
if (VIsual_active)
orig_cursor = VIsual;
else
{
check_visual_highlight();
VIsual = curwin->w_cursor;
orig_cursor = VIsual;
VIsual_active = TRUE;
VIsual_reselect = TRUE;
// start Select mode if 'selectmode' contains "mouse"
may_start_select('o');
setmouse();
}
if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
{
// Double click with ALT pressed makes it blockwise.
if (mod_mask & MOD_MASK_ALT)
VIsual_mode = Ctrl_V;
else
VIsual_mode = 'v';
}
else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_3CLICK)
VIsual_mode = 'V';
else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_4CLICK)
VIsual_mode = Ctrl_V;
#ifdef FEAT_CLIPBOARD
// Make sure the clipboard gets updated. Needed because start and
// end may still be the same, and the selection needs to be owned
clip_star.vmode = NUL;
#endif
}
// A double click selects a word or a block.
if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
{
pos_T *pos = NULL;
int gc;
if (is_click)
{
// If the character under the cursor (skipping white space) is
// not a word character, try finding a match and select a (),
// {}, [], #if/#endif, etc. block.
end_visual = curwin->w_cursor;
while (gc = gchar_pos(&end_visual), VIM_ISWHITE(gc))
inc(&end_visual);
if (oap != NULL)
oap->motion_type = MCHAR;
if (oap != NULL
&& VIsual_mode == 'v'
&& !vim_iswordc(gchar_pos(&end_visual))
&& EQUAL_POS(curwin->w_cursor, VIsual)
&& (pos = findmatch(oap, NUL)) != NULL)
{
curwin->w_cursor = *pos;
if (oap->motion_type == MLINE)
VIsual_mode = 'V';
else if (*p_sel == 'e')
{
if (LT_POS(curwin->w_cursor, VIsual))
++VIsual.col;
else
++curwin->w_cursor.col;
}
}
}
if (pos == NULL && (is_click || is_drag))
{
// When not found a match or when dragging: extend to include
// a word.
if (LT_POS(curwin->w_cursor, orig_cursor))
{
find_start_of_word(&curwin->w_cursor);
find_end_of_word(&VIsual);
}
else
{
find_start_of_word(&VIsual);
if (*p_sel == 'e' && *ml_get_cursor() != NUL)
curwin->w_cursor.col +=
(*mb_ptr2len)(ml_get_cursor());
find_end_of_word(&curwin->w_cursor);
}
}
curwin->w_set_curswant = TRUE;
}
if (is_click)
redraw_curbuf_later(INVERTED); // update the inversion
}
else if (VIsual_active && !old_active)
{
if (mod_mask & MOD_MASK_ALT)
VIsual_mode = Ctrl_V;
else
VIsual_mode = 'v';
}
// If Visual mode changed show it later.
if ((!VIsual_active && old_active && mode_displayed)
|| (VIsual_active && p_smd && msg_silent == 0
&& (!old_active || VIsual_mode != old_mode)))
redraw_cmdline = TRUE;
return moved;
}
void
ins_mouse(int c)
{
pos_T tpos;
win_T *old_curwin = curwin;
# ifdef FEAT_GUI
// When GUI is active, also move/paste when 'mouse' is empty
if (!gui.in_use)
# endif
if (!mouse_has(MOUSE_INSERT))
return;
undisplay_dollar();
tpos = curwin->w_cursor;
if (do_mouse(NULL, c, BACKWARD, 1L, 0))
{
win_T *new_curwin = curwin;
if (curwin != old_curwin && win_valid(old_curwin))
{
// Mouse took us to another window. We need to go back to the
// previous one to stop insert there properly.
curwin = old_curwin;
curbuf = curwin->w_buffer;
#ifdef FEAT_JOB_CHANNEL
if (bt_prompt(curbuf))
// Restart Insert mode when re-entering the prompt buffer.
curbuf->b_prompt_insert = 'A';
#endif
}
start_arrow(curwin == old_curwin ? &tpos : NULL);
if (curwin != new_curwin && win_valid(new_curwin))
{
curwin = new_curwin;
curbuf = curwin->w_buffer;
}
# ifdef FEAT_CINDENT
set_can_cindent(TRUE);
# endif
}
// redraw status lines (in case another window became active)
redraw_statuslines();
}
void
ins_mousescroll(int dir)
{
pos_T tpos;
win_T *old_curwin = curwin, *wp;
int did_scroll = FALSE;
tpos = curwin->w_cursor;
if (mouse_row >= 0 && mouse_col >= 0)
{
int row, col;
row = mouse_row;
col = mouse_col;
// find the window at the pointer coordinates
wp = mouse_find_win(&row, &col, FIND_POPUP);
if (wp == NULL)
return;
curwin = wp;
curbuf = curwin->w_buffer;
}
if (curwin == old_curwin)
undisplay_dollar();
// Don't scroll the window in which completion is being done.
if (!pum_visible() || curwin != old_curwin)
{
if (dir == MSCR_DOWN || dir == MSCR_UP)
{
if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
scroll_redraw(dir,
(long)(curwin->w_botline - curwin->w_topline));
else
scroll_redraw(dir, 3L);
# ifdef FEAT_TEXT_PROP
if (WIN_IS_POPUP(curwin))
popup_set_firstline(curwin);
# endif
}
#ifdef FEAT_GUI
else
{
int val, step = 6;
if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
step = curwin->w_width;
val = curwin->w_leftcol + (dir == MSCR_RIGHT ? -step : step);
if (val < 0)
val = 0;
gui_do_horiz_scroll(val, TRUE);
}
#endif
did_scroll = TRUE;
}
curwin->w_redr_status = TRUE;
curwin = old_curwin;
curbuf = curwin->w_buffer;
// The popup menu may overlay the window, need to redraw it.
// TODO: Would be more efficient to only redraw the windows that are
// overlapped by the popup menu.
if (pum_visible() && did_scroll)
{
redraw_all_later(NOT_VALID);
ins_compl_show_pum();
}
if (!EQUAL_POS(curwin->w_cursor, tpos))
{
start_arrow(&tpos);
# ifdef FEAT_CINDENT
set_can_cindent(TRUE);
# endif
}
}
/*
* Return TRUE if "c" is a mouse key.
*/
int
is_mouse_key(int c)
{
return c == K_LEFTMOUSE
|| c == K_LEFTMOUSE_NM
|| c == K_LEFTDRAG
|| c == K_LEFTRELEASE
|| c == K_LEFTRELEASE_NM
|| c == K_MOUSEMOVE
|| c == K_MIDDLEMOUSE
|| c == K_MIDDLEDRAG
|| c == K_MIDDLERELEASE
|| c == K_RIGHTMOUSE
|| c == K_RIGHTDRAG
|| c == K_RIGHTRELEASE
|| c == K_MOUSEDOWN
|| c == K_MOUSEUP
|| c == K_MOUSELEFT
|| c == K_MOUSERIGHT
|| c == K_X1MOUSE
|| c == K_X1DRAG
|| c == K_X1RELEASE
|| c == K_X2MOUSE
|| c == K_X2DRAG
|| c == K_X2RELEASE;
}
static struct mousetable
{
int pseudo_code; // Code for pseudo mouse event
int button; // Which mouse button is it?
int is_click; // Is it a mouse button click event?
int is_drag; // Is it a mouse drag event?
} mouse_table[] =
{
{(int)KE_LEFTMOUSE, MOUSE_LEFT, TRUE, FALSE},
#ifdef FEAT_GUI
{(int)KE_LEFTMOUSE_NM, MOUSE_LEFT, TRUE, FALSE},
#endif
{(int)KE_LEFTDRAG, MOUSE_LEFT, FALSE, TRUE},
{(int)KE_LEFTRELEASE, MOUSE_LEFT, FALSE, FALSE},
#ifdef FEAT_GUI
{(int)KE_LEFTRELEASE_NM, MOUSE_LEFT, FALSE, FALSE},
#endif
{(int)KE_MIDDLEMOUSE, MOUSE_MIDDLE, TRUE, FALSE},
{(int)KE_MIDDLEDRAG, MOUSE_MIDDLE, FALSE, TRUE},
{(int)KE_MIDDLERELEASE, MOUSE_MIDDLE, FALSE, FALSE},
{(int)KE_RIGHTMOUSE, MOUSE_RIGHT, TRUE, FALSE},
{(int)KE_RIGHTDRAG, MOUSE_RIGHT, FALSE, TRUE},
{(int)KE_RIGHTRELEASE, MOUSE_RIGHT, FALSE, FALSE},
{(int)KE_X1MOUSE, MOUSE_X1, TRUE, FALSE},
{(int)KE_X1DRAG, MOUSE_X1, FALSE, TRUE},
{(int)KE_X1RELEASE, MOUSE_X1, FALSE, FALSE},
{(int)KE_X2MOUSE, MOUSE_X2, TRUE, FALSE},
{(int)KE_X2DRAG, MOUSE_X2, FALSE, TRUE},
{(int)KE_X2RELEASE, MOUSE_X2, FALSE, FALSE},
// DRAG without CLICK
{(int)KE_MOUSEMOVE, MOUSE_RELEASE, FALSE, TRUE},
// RELEASE without CLICK
{(int)KE_IGNORE, MOUSE_RELEASE, FALSE, FALSE},
{0, 0, 0, 0},
};
/*
* Look up the given mouse code to return the relevant information in the other
* arguments. Return which button is down or was released.
*/
int
get_mouse_button(int code, int *is_click, int *is_drag)
{
int i;
for (i = 0; mouse_table[i].pseudo_code; i++)
if (code == mouse_table[i].pseudo_code)
{
*is_click = mouse_table[i].is_click;
*is_drag = mouse_table[i].is_drag;
return mouse_table[i].button;
}
return 0; // Shouldn't get here
}
/*
* Return the appropriate pseudo mouse event token (KE_LEFTMOUSE etc) based on
* the given information about which mouse button is down, and whether the
* mouse was clicked, dragged or released.
*/
int
get_pseudo_mouse_code(
int button, // eg MOUSE_LEFT
int is_click,
int is_drag)
{
int i;
for (i = 0; mouse_table[i].pseudo_code; i++)
if (button == mouse_table[i].button
&& is_click == mouse_table[i].is_click
&& is_drag == mouse_table[i].is_drag)
{
#ifdef FEAT_GUI
// Trick: a non mappable left click and release has mouse_col -1
// or added MOUSE_COLOFF. Used for 'mousefocus' in
// gui_mouse_moved()
if (mouse_col < 0 || mouse_col > MOUSE_COLOFF)
{
if (mouse_col < 0)
mouse_col = 0;
else
mouse_col -= MOUSE_COLOFF;
if (mouse_table[i].pseudo_code == (int)KE_LEFTMOUSE)
return (int)KE_LEFTMOUSE_NM;
if (mouse_table[i].pseudo_code == (int)KE_LEFTRELEASE)
return (int)KE_LEFTRELEASE_NM;
}
#endif
return mouse_table[i].pseudo_code;
}
return (int)KE_IGNORE; // not recognized, ignore it
}
# ifdef FEAT_MOUSE_TTY
# define HMT_NORMAL 1
# define HMT_NETTERM 2
# define HMT_DEC 4
# define HMT_JSBTERM 8
# define HMT_PTERM 16
# define HMT_URXVT 32
# define HMT_GPM 64
# define HMT_SGR 128
# define HMT_SGR_REL 256
static int has_mouse_termcode = 0;
# endif
# if (!defined(UNIX) || defined(FEAT_MOUSE_TTY)) || defined(PROTO)
void
set_mouse_termcode(
int n, // KS_MOUSE, KS_NETTERM_MOUSE or KS_DEC_MOUSE
char_u *s)
{
char_u name[2];
name[0] = n;
name[1] = KE_FILLER;
add_termcode(name, s, FALSE);
# ifdef FEAT_MOUSE_TTY
# ifdef FEAT_MOUSE_JSB
if (n == KS_JSBTERM_MOUSE)
has_mouse_termcode |= HMT_JSBTERM;
else
# endif
# ifdef FEAT_MOUSE_NET
if (n == KS_NETTERM_MOUSE)
has_mouse_termcode |= HMT_NETTERM;
else
# endif
# ifdef FEAT_MOUSE_DEC
if (n == KS_DEC_MOUSE)
has_mouse_termcode |= HMT_DEC;
else
# endif
# ifdef FEAT_MOUSE_PTERM
if (n == KS_PTERM_MOUSE)
has_mouse_termcode |= HMT_PTERM;
else
# endif
# ifdef FEAT_MOUSE_URXVT
if (n == KS_URXVT_MOUSE)
has_mouse_termcode |= HMT_URXVT;
else
# endif
# ifdef FEAT_MOUSE_GPM
if (n == KS_GPM_MOUSE)
has_mouse_termcode |= HMT_GPM;
else
# endif
if (n == KS_SGR_MOUSE)
has_mouse_termcode |= HMT_SGR;
else if (n == KS_SGR_MOUSE_RELEASE)
has_mouse_termcode |= HMT_SGR_REL;
else
has_mouse_termcode |= HMT_NORMAL;
# endif
}
# endif
# if ((defined(UNIX) || defined(VMS)) \
&& defined(FEAT_MOUSE_TTY)) || defined(PROTO)
void
del_mouse_termcode(
int n) // KS_MOUSE, KS_NETTERM_MOUSE or KS_DEC_MOUSE
{
char_u name[2];
name[0] = n;
name[1] = KE_FILLER;
del_termcode(name);
# ifdef FEAT_MOUSE_TTY
# ifdef FEAT_MOUSE_JSB
if (n == KS_JSBTERM_MOUSE)
has_mouse_termcode &= ~HMT_JSBTERM;
else
# endif
# ifdef FEAT_MOUSE_NET
if (n == KS_NETTERM_MOUSE)
has_mouse_termcode &= ~HMT_NETTERM;
else
# endif
# ifdef FEAT_MOUSE_DEC
if (n == KS_DEC_MOUSE)
has_mouse_termcode &= ~HMT_DEC;
else
# endif
# ifdef FEAT_MOUSE_PTERM
if (n == KS_PTERM_MOUSE)
has_mouse_termcode &= ~HMT_PTERM;
else
# endif
# ifdef FEAT_MOUSE_URXVT
if (n == KS_URXVT_MOUSE)
has_mouse_termcode &= ~HMT_URXVT;
else
# endif
# ifdef FEAT_MOUSE_GPM
if (n == KS_GPM_MOUSE)
has_mouse_termcode &= ~HMT_GPM;
else
# endif
if (n == KS_SGR_MOUSE)
has_mouse_termcode &= ~HMT_SGR;
else if (n == KS_SGR_MOUSE_RELEASE)
has_mouse_termcode &= ~HMT_SGR_REL;
else
has_mouse_termcode &= ~HMT_NORMAL;
# endif
}
# endif
/*
* setmouse() - switch mouse on/off depending on current mode and 'mouse'
*/
void
setmouse(void)
{
# ifdef FEAT_MOUSE_TTY
int checkfor;
# endif
# ifdef FEAT_MOUSESHAPE
update_mouseshape(-1);
# endif
# ifdef FEAT_MOUSE_TTY // Should be outside proc, but may break MOUSESHAPE
# ifdef FEAT_GUI
// In the GUI the mouse is always enabled.
if (gui.in_use)
return;
# endif
// be quick when mouse is off
if (*p_mouse == NUL || has_mouse_termcode == 0)
return;
// don't switch mouse on when not in raw mode (Ex mode)
if (cur_tmode != TMODE_RAW)
{
mch_setmouse(FALSE);
return;
}
if (VIsual_active)
checkfor = MOUSE_VISUAL;
else if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
checkfor = MOUSE_RETURN;
else if (State & INSERT)
checkfor = MOUSE_INSERT;
else if (State & CMDLINE)
checkfor = MOUSE_COMMAND;
else if (State == CONFIRM || State == EXTERNCMD)
checkfor = ' '; // don't use mouse for ":confirm" or ":!cmd"
else
checkfor = MOUSE_NORMAL; // assume normal mode
if (mouse_has(checkfor))
mch_setmouse(TRUE);
else
mch_setmouse(FALSE);
# endif
}
/*
* Return TRUE if
* - "c" is in 'mouse', or
* - 'a' is in 'mouse' and "c" is in MOUSE_A, or
* - the current buffer is a help file and 'h' is in 'mouse' and we are in a
* normal editing mode (not at hit-return message).
*/
int
mouse_has(int c)
{
char_u *p;
for (p = p_mouse; *p; ++p)
switch (*p)
{
case 'a': if (vim_strchr((char_u *)MOUSE_A, c) != NULL)
return TRUE;
break;
case MOUSE_HELP: if (c != MOUSE_RETURN && curbuf->b_help)
return TRUE;
break;
default: if (c == *p) return TRUE; break;
}
return FALSE;
}
/*
* Return TRUE when 'mousemodel' is set to "popup" or "popup_setpos".
*/
int
mouse_model_popup(void)
{
return (p_mousem[0] == 'p');
}
/*
* Move the cursor to the specified row and column on the screen.
* Change current window if necessary. Returns an integer with the
* CURSOR_MOVED bit set if the cursor has moved or unset otherwise.
*
* The MOUSE_FOLD_CLOSE bit is set when clicked on the '-' in a fold column.
* The MOUSE_FOLD_OPEN bit is set when clicked on the '+' in a fold column.
*
* If flags has MOUSE_FOCUS, then the current window will not be changed, and
* if the mouse is outside the window then the text will scroll, or if the
* mouse was previously on a status line, then the status line may be dragged.
*
* If flags has MOUSE_MAY_VIS, then VIsual mode will be started before the
* cursor is moved unless the cursor was on a status line.
* This function returns one of IN_UNKNOWN, IN_BUFFER, IN_STATUS_LINE or
* IN_SEP_LINE depending on where the cursor was clicked.
*
* If flags has MOUSE_MAY_STOP_VIS, then Visual mode will be stopped, unless
* the mouse is on the status line of the same window.
*
* If flags has MOUSE_DID_MOVE, nothing is done if the mouse didn't move since
* the last call.
*
* If flags has MOUSE_SETPOS, nothing is done, only the current position is
* remembered.
*/
int
jump_to_mouse(
int flags,
int *inclusive, // used for inclusive operator, can be NULL
int which_button) // MOUSE_LEFT, MOUSE_RIGHT, MOUSE_MIDDLE
{
static int on_status_line = 0; // #lines below bottom of window
static int on_sep_line = 0; // on separator right of window
#ifdef FEAT_MENU
static int in_winbar = FALSE;
#endif
#ifdef FEAT_TEXT_PROP
static int in_popup_win = FALSE;
static win_T *click_in_popup_win = NULL;
#endif
static int prev_row = -1;
static int prev_col = -1;
static win_T *dragwin = NULL; // window being dragged
static int did_drag = FALSE; // drag was noticed
win_T *wp, *old_curwin;
pos_T old_cursor;
int count;
int first;
int row = mouse_row;
int col = mouse_col;
#ifdef FEAT_FOLDING
int mouse_char;
#endif
mouse_past_bottom = FALSE;
mouse_past_eol = FALSE;
if (flags & MOUSE_RELEASED)
{
// On button release we may change window focus if positioned on a
// status line and no dragging happened.
if (dragwin != NULL && !did_drag)
flags &= ~(MOUSE_FOCUS | MOUSE_DID_MOVE);
dragwin = NULL;
did_drag = FALSE;
#ifdef FEAT_TEXT_PROP
if (click_in_popup_win != NULL && popup_dragwin == NULL)
popup_close_for_mouse_click(click_in_popup_win);
popup_dragwin = NULL;
click_in_popup_win = NULL;
#endif
}
if ((flags & MOUSE_DID_MOVE)
&& prev_row == mouse_row
&& prev_col == mouse_col)
{
retnomove:
// before moving the cursor for a left click which is NOT in a status
// line, stop Visual mode
if (on_status_line)
return IN_STATUS_LINE;
if (on_sep_line)
return IN_SEP_LINE;
#ifdef FEAT_MENU
if (in_winbar)
{
// A quick second click may arrive as a double-click, but we use it
// as a second click in the WinBar.
if ((mod_mask & MOD_MASK_MULTI_CLICK) && !(flags & MOUSE_RELEASED))
{
wp = mouse_find_win(&row, &col, FAIL_POPUP);
if (wp == NULL)
return IN_UNKNOWN;
winbar_click(wp, col);
}
return IN_OTHER_WIN | MOUSE_WINBAR;
}
#endif
if (flags & MOUSE_MAY_STOP_VIS)
{
end_visual_mode();
redraw_curbuf_later(INVERTED); // delete the inversion
}
#if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD)
// Continue a modeless selection in another window.
if (cmdwin_type != 0 && row < curwin->w_winrow)
return IN_OTHER_WIN;
#endif
#ifdef FEAT_TEXT_PROP
// Continue a modeless selection in a popup window or dragging it.
if (in_popup_win)
{
click_in_popup_win = NULL; // don't close it on release
if (popup_dragwin != NULL)
{
// dragging a popup window
popup_drag(popup_dragwin);
return IN_UNKNOWN;
}
return IN_OTHER_WIN;
}
#endif
return IN_BUFFER;
}
prev_row = mouse_row;
prev_col = mouse_col;
if (flags & MOUSE_SETPOS)
goto retnomove; // ugly goto...
#ifdef FEAT_FOLDING
// Remember the character under the mouse, it might be a '-' or '+' in the
// fold column.
if (row >= 0 && row < Rows && col >= 0 && col <= Columns
&& ScreenLines != NULL)
mouse_char = ScreenLines[LineOffset[row] + col];
else
mouse_char = ' ';
#endif
old_curwin = curwin;
old_cursor = curwin->w_cursor;
if (!(flags & MOUSE_FOCUS))
{
if (row < 0 || col < 0) // check if it makes sense
return IN_UNKNOWN;
// find the window where the row is in and adjust "row" and "col" to be
// relative to top-left of the window
wp = mouse_find_win(&row, &col, FIND_POPUP);
if (wp == NULL)
return IN_UNKNOWN;
dragwin = NULL;
#ifdef FEAT_TEXT_PROP
// Click in a popup window may start dragging or modeless selection,
// but not much else.
if (WIN_IS_POPUP(wp))
{
on_sep_line = 0;
in_popup_win = TRUE;
if (which_button == MOUSE_LEFT && popup_close_if_on_X(wp, row, col))
{
return IN_UNKNOWN;
}
else if ((wp->w_popup_flags & (POPF_DRAG | POPF_RESIZE))
&& popup_on_border(wp, row, col))
{
popup_dragwin = wp;
popup_start_drag(wp, row, col);
return IN_UNKNOWN;
}
// Only close on release, otherwise it's not possible to drag or do
// modeless selection.
else if (wp->w_popup_close == POPCLOSE_CLICK
&& which_button == MOUSE_LEFT)
{
click_in_popup_win = wp;
}
else if (which_button == MOUSE_LEFT)
// If the click is in the scrollbar, may scroll up/down.
popup_handle_scrollbar_click(wp, row, col);
# ifdef FEAT_CLIPBOARD
return IN_OTHER_WIN;
# else
return IN_UNKNOWN;
# endif
}
in_popup_win = FALSE;
popup_dragwin = NULL;
#endif
#ifdef FEAT_MENU
if (row == -1)
{
// A click in the window toolbar does not enter another window or
// change Visual highlighting.
winbar_click(wp, col);
in_winbar = TRUE;
return IN_OTHER_WIN | MOUSE_WINBAR;
}
in_winbar = FALSE;
#endif
// winpos and height may change in win_enter()!
if (row >= wp->w_height) // In (or below) status line
{
on_status_line = row - wp->w_height + 1;
dragwin = wp;
}
else
on_status_line = 0;
if (col >= wp->w_width) // In separator line
{
on_sep_line = col - wp->w_width + 1;
dragwin = wp;
}
else
on_sep_line = 0;
// The rightmost character of the status line might be a vertical
// separator character if there is no connecting window to the right.
if (on_status_line && on_sep_line)
{
if (stl_connected(wp))
on_sep_line = 0;
else
on_status_line = 0;
}
// Before jumping to another buffer, or moving the cursor for a left
// click, stop Visual mode.
if (VIsual_active
&& (wp->w_buffer != curwin->w_buffer
|| (!on_status_line && !on_sep_line
#ifdef FEAT_FOLDING
&& (
# ifdef FEAT_RIGHTLEFT
wp->w_p_rl ? col < wp->w_width - wp->w_p_fdc :
# endif
col >= wp->w_p_fdc
# ifdef FEAT_CMDWIN
+ (cmdwin_type == 0 && wp == curwin ? 0 : 1)
# endif
)
#endif
&& (flags & MOUSE_MAY_STOP_VIS))))
{
end_visual_mode();
redraw_curbuf_later(INVERTED); // delete the inversion
}
#ifdef FEAT_CMDWIN
if (cmdwin_type != 0 && wp != curwin)
{
// A click outside the command-line window: Use modeless
// selection if possible. Allow dragging the status lines.
on_sep_line = 0;
# ifdef FEAT_CLIPBOARD
if (on_status_line)
return IN_STATUS_LINE;
return IN_OTHER_WIN;
# else
row = 0;
col += wp->w_wincol;
wp = curwin;
# endif
}
#endif
// Only change window focus when not clicking on or dragging the
// status line. Do change focus when releasing the mouse button
// (MOUSE_FOCUS was set above if we dragged first).
if (dragwin == NULL || (flags & MOUSE_RELEASED))
win_enter(wp, TRUE); // can make wp invalid!
if (curwin != old_curwin)
{
#ifdef CHECK_DOUBLE_CLICK
// set topline, to be able to check for double click ourselves
set_mouse_topline(curwin);
#endif
#ifdef FEAT_TERMINAL
// when entering a terminal window may change state
term_win_entered();
#endif
}
if (on_status_line) // In (or below) status line
{
// Don't use start_arrow() if we're in the same window
if (curwin == old_curwin)
return IN_STATUS_LINE;
else
return IN_STATUS_LINE | CURSOR_MOVED;
}
if (on_sep_line) // In (or below) status line
{
// Don't use start_arrow() if we're in the same window
if (curwin == old_curwin)
return IN_SEP_LINE;
else
return IN_SEP_LINE | CURSOR_MOVED;
}
curwin->w_cursor.lnum = curwin->w_topline;
#ifdef FEAT_GUI
// remember topline, needed for double click
gui_prev_topline = curwin->w_topline;
# ifdef FEAT_DIFF
gui_prev_topfill = curwin->w_topfill;
# endif
#endif
}
else if (on_status_line && which_button == MOUSE_LEFT)
{
if (dragwin != NULL)
{
// Drag the status line
count = row - dragwin->w_winrow - dragwin->w_height + 1
- on_status_line;
win_drag_status_line(dragwin, count);
did_drag |= count;
}
return IN_STATUS_LINE; // Cursor didn't move
}
else if (on_sep_line && which_button == MOUSE_LEFT)
{
if (dragwin != NULL)
{
// Drag the separator column
count = col - dragwin->w_wincol - dragwin->w_width + 1
- on_sep_line;
win_drag_vsep_line(dragwin, count);
did_drag |= count;
}
return IN_SEP_LINE; // Cursor didn't move
}
#ifdef FEAT_MENU
else if (in_winbar)
{
// After a click on the window toolbar don't start Visual mode.
return IN_OTHER_WIN | MOUSE_WINBAR;
}
#endif
else // keep_window_focus must be TRUE
{
// before moving the cursor for a left click, stop Visual mode
if (flags & MOUSE_MAY_STOP_VIS)
{
end_visual_mode();
redraw_curbuf_later(INVERTED); // delete the inversion
}
#if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD)
// Continue a modeless selection in another window.
if (cmdwin_type != 0 && row < curwin->w_winrow)
return IN_OTHER_WIN;
#endif
#ifdef FEAT_TEXT_PROP
if (in_popup_win)
{
if (popup_dragwin != NULL)
{
// dragging a popup window
popup_drag(popup_dragwin);
return IN_UNKNOWN;
}
// continue a modeless selection in a popup window
click_in_popup_win = NULL;
return IN_OTHER_WIN;
}
#endif
row -= W_WINROW(curwin);
col -= curwin->w_wincol;
// When clicking beyond the end of the window, scroll the screen.
// Scroll by however many rows outside the window we are.
if (row < 0)
{
count = 0;
for (first = TRUE; curwin->w_topline > 1; )
{
#ifdef FEAT_DIFF
if (curwin->w_topfill < diff_check(curwin, curwin->w_topline))
++count;
else
#endif
count += plines(curwin->w_topline - 1);
if (!first && count > -row)
break;
first = FALSE;
#ifdef FEAT_FOLDING
(void)hasFolding(curwin->w_topline, &curwin->w_topline, NULL);
#endif
#ifdef FEAT_DIFF
if (curwin->w_topfill < diff_check(curwin, curwin->w_topline))
++curwin->w_topfill;
else
#endif
{
--curwin->w_topline;
#ifdef FEAT_DIFF
curwin->w_topfill = 0;
#endif
}
}
#ifdef FEAT_DIFF
check_topfill(curwin, FALSE);
#endif
curwin->w_valid &=
~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP);
redraw_later(VALID);
row = 0;
}
else if (row >= curwin->w_height)
{
count = 0;
for (first = TRUE; curwin->w_topline < curbuf->b_ml.ml_line_count; )
{
#ifdef FEAT_DIFF
if (curwin->w_topfill > 0)
++count;
else
#endif
count += plines(curwin->w_topline);
if (!first && count > row - curwin->w_height + 1)
break;
first = FALSE;
#ifdef FEAT_FOLDING
if (hasFolding(curwin->w_topline, NULL, &curwin->w_topline)
&& curwin->w_topline == curbuf->b_ml.ml_line_count)
break;
#endif
#ifdef FEAT_DIFF
if (curwin->w_topfill > 0)
--curwin->w_topfill;
else
#endif
{
++curwin->w_topline;
#ifdef FEAT_DIFF
curwin->w_topfill =
diff_check_fill(curwin, curwin->w_topline);
#endif
}
}
#ifdef FEAT_DIFF
check_topfill(curwin, FALSE);
#endif
redraw_later(VALID);
curwin->w_valid &=
~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP);
row = curwin->w_height - 1;
}
else if (row == 0)
{
// When dragging the mouse, while the text has been scrolled up as
// far as it goes, moving the mouse in the top line should scroll
// the text down (done later when recomputing w_topline).
if (mouse_dragging > 0
&& curwin->w_cursor.lnum
== curwin->w_buffer->b_ml.ml_line_count
&& curwin->w_cursor.lnum == curwin->w_topline)
curwin->w_valid &= ~(VALID_TOPLINE);
}
}
#ifdef FEAT_FOLDING
// Check for position outside of the fold column.
if (
# ifdef FEAT_RIGHTLEFT
curwin->w_p_rl ? col < curwin->w_width - curwin->w_p_fdc :
# endif
col >= curwin->w_p_fdc
# ifdef FEAT_CMDWIN
+ (cmdwin_type == 0 ? 0 : 1)
# endif
)
mouse_char = ' ';
#endif
// compute the position in the buffer line from the posn on the screen
if (mouse_comp_pos(curwin, &row, &col, &curwin->w_cursor.lnum, NULL))
mouse_past_bottom = TRUE;
// Start Visual mode before coladvance(), for when 'sel' != "old"
if ((flags & MOUSE_MAY_VIS) && !VIsual_active)
{
check_visual_highlight();
VIsual = old_cursor;
VIsual_active = TRUE;
VIsual_reselect = TRUE;
// if 'selectmode' contains "mouse", start Select mode
may_start_select('o');
setmouse();
if (p_smd && msg_silent == 0)
redraw_cmdline = TRUE; // show visual mode later
}
curwin->w_curswant = col;
curwin->w_set_curswant = FALSE; // May still have been TRUE
if (coladvance(col) == FAIL) // Mouse click beyond end of line
{
if (inclusive != NULL)
*inclusive = TRUE;
mouse_past_eol = TRUE;
}
else if (inclusive != NULL)
*inclusive = FALSE;
count = IN_BUFFER;
if (curwin != old_curwin || curwin->w_cursor.lnum != old_cursor.lnum
|| curwin->w_cursor.col != old_cursor.col)
count |= CURSOR_MOVED; // Cursor has moved
# ifdef FEAT_FOLDING
if (mouse_char == '+')
count |= MOUSE_FOLD_OPEN;
else if (mouse_char != ' ')
count |= MOUSE_FOLD_CLOSE;
# endif
return count;
}
/*
* Mouse scroll wheel: Default action is to scroll three lines, or one page
* when Shift or Ctrl is used.
* K_MOUSEUP (cap->arg == 1) or K_MOUSEDOWN (cap->arg == 0) or
* K_MOUSELEFT (cap->arg == -1) or K_MOUSERIGHT (cap->arg == -2)
*/
void
nv_mousescroll(cmdarg_T *cap)
{
win_T *old_curwin = curwin, *wp;
if (mouse_row >= 0 && mouse_col >= 0)
{
int row, col;
row = mouse_row;
col = mouse_col;
// find the window at the pointer coordinates
wp = mouse_find_win(&row, &col, FIND_POPUP);
if (wp == NULL)
return;
#ifdef FEAT_TEXT_PROP
if (WIN_IS_POPUP(wp) && !wp->w_has_scrollbar)
return;
#endif
curwin = wp;
curbuf = curwin->w_buffer;
}
if (cap->arg == MSCR_UP || cap->arg == MSCR_DOWN)
{
# ifdef FEAT_TERMINAL
if (term_use_loop())
// This window is a terminal window, send the mouse event there.
// Set "typed" to FALSE to avoid an endless loop.
send_keys_to_term(curbuf->b_term, cap->cmdchar, FALSE);
else
# endif
if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
{
(void)onepage(cap->arg ? FORWARD : BACKWARD, 1L);
}
else
{
// Don't scroll more than half the window height.
if (curwin->w_height < 6)
{
cap->count1 = curwin->w_height / 2;
if (cap->count1 == 0)
cap->count1 = 1;
}
else
cap->count1 = 3;
cap->count0 = cap->count1;
nv_scroll_line(cap);
}
#ifdef FEAT_TEXT_PROP
if (WIN_IS_POPUP(curwin))
popup_set_firstline(curwin);
#endif
}
# ifdef FEAT_GUI
else
{
// Horizontal scroll - only allowed when 'wrap' is disabled
if (!curwin->w_p_wrap)
{
int val, step = 6;
if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
step = curwin->w_width;
val = curwin->w_leftcol + (cap->arg == MSCR_RIGHT ? -step : +step);
if (val < 0)
val = 0;
gui_do_horiz_scroll(val, TRUE);
}
}
# endif
# ifdef FEAT_SYN_HL
if (curwin != old_curwin && curwin->w_p_cul)
redraw_for_cursorline(curwin);
# endif
curwin->w_redr_status = TRUE;
curwin = old_curwin;
curbuf = curwin->w_buffer;
}
/*
* Mouse clicks and drags.
*/
void
nv_mouse(cmdarg_T *cap)
{
(void)do_mouse(cap->oap, cap->cmdchar, BACKWARD, cap->count1, 0);
}
#endif // FEAT_MOUSE
// Functions also used for popup windows.
#if defined(FEAT_MOUSE) || defined(FEAT_TEXT_PROP) || defined(PROTO)
/*
* Compute the buffer line position from the screen position "rowp" / "colp" in
* window "win".
* "plines_cache" can be NULL (no cache) or an array with "win->w_height"
* entries that caches the plines_win() result from a previous call. Entry is
* zero if not computed yet. There must be no text or setting changes since
* the entry is put in the cache.
* Returns TRUE if the position is below the last line.
*/
int
mouse_comp_pos(
win_T *win,
int *rowp,
int *colp,
linenr_T *lnump,
int *plines_cache)
{
int col = *colp;
int row = *rowp;
linenr_T lnum;
int retval = FALSE;
int off;
int count;
#ifdef FEAT_RIGHTLEFT
if (win->w_p_rl)
col = win->w_width - 1 - col;
#endif
lnum = win->w_topline;
while (row > 0)
{
int cache_idx = lnum - win->w_topline;
if (plines_cache != NULL && plines_cache[cache_idx] > 0)
count = plines_cache[cache_idx];
else
{
#ifdef FEAT_DIFF
// Don't include filler lines in "count"
if (win->w_p_diff
# ifdef FEAT_FOLDING
&& !hasFoldingWin(win, lnum, NULL, NULL, TRUE, NULL)
# endif
)
{
if (lnum == win->w_topline)
row -= win->w_topfill;
else
row -= diff_check_fill(win, lnum);
count = plines_win_nofill(win, lnum, TRUE);
}
else
#endif
count = plines_win(win, lnum, TRUE);
if (plines_cache != NULL)
plines_cache[cache_idx] = count;
}
if (count > row)
break; // Position is in this buffer line.
#ifdef FEAT_FOLDING
(void)hasFoldingWin(win, lnum, NULL, &lnum, TRUE, NULL);
#endif
if (lnum == win->w_buffer->b_ml.ml_line_count)
{
retval = TRUE;
break; // past end of file
}
row -= count;
++lnum;
}
if (!retval)
{
// Compute the column without wrapping.
off = win_col_off(win) - win_col_off2(win);
if (col < off)
col = off;
col += row * (win->w_width - off);
// add skip column (for long wrapping line)
col += win->w_skipcol;
}
if (!win->w_p_wrap)
col += win->w_leftcol;
// skip line number and fold column in front of the line
col -= win_col_off(win);
if (col < 0)
{
#ifdef FEAT_NETBEANS_INTG
netbeans_gutter_click(lnum);
#endif
col = 0;
}
*colp = col;
*rowp = row;
*lnump = lnum;
return retval;
}
/*
* Find the window at screen position "*rowp" and "*colp". The positions are
* updated to become relative to the top-left of the window.
* When "popup" is FAIL_POPUP and the position is in a popup window then NULL
* is returned. When "popup" is IGNORE_POPUP then do not even check popup
* windows.
* Returns NULL when something is wrong.
*/
win_T *
mouse_find_win(int *rowp, int *colp, mouse_find_T popup UNUSED)
{
frame_T *fp;
win_T *wp;
#ifdef FEAT_TEXT_PROP
win_T *pwp = NULL;
if (popup != IGNORE_POPUP)
{
popup_reset_handled();
while ((wp = find_next_popup(TRUE)) != NULL)
{
if (*rowp >= wp->w_winrow && *rowp < wp->w_winrow + popup_height(wp)
&& *colp >= wp->w_wincol
&& *colp < wp->w_wincol + popup_width(wp))
pwp = wp;
}
if (pwp != NULL)
{
if (popup == FAIL_POPUP)
return NULL;
*rowp -= pwp->w_winrow;
*colp -= pwp->w_wincol;
return pwp;
}
}
#endif
fp = topframe;
*rowp -= firstwin->w_winrow;
for (;;)
{
if (fp->fr_layout == FR_LEAF)
break;
if (fp->fr_layout == FR_ROW)
{
for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next)
{
if (*colp < fp->fr_width)
break;
*colp -= fp->fr_width;
}
}
else // fr_layout == FR_COL
{
for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next)
{
if (*rowp < fp->fr_height)
break;
*rowp -= fp->fr_height;
}
}
}
// When using a timer that closes a window the window might not actually
// exist.
FOR_ALL_WINDOWS(wp)
if (wp == fp->fr_win)
{
#ifdef FEAT_MENU
*rowp -= wp->w_winbar_height;
#endif
return wp;
}
return NULL;
}
#if defined(NEED_VCOL2COL) || defined(FEAT_BEVAL) || defined(FEAT_TEXT_PROP) \
|| defined(PROTO)
/*
* Convert a virtual (screen) column to a character column.
* The first column is one.
*/
int
vcol2col(win_T *wp, linenr_T lnum, int vcol)
{
// try to advance to the specified column
int count = 0;
char_u *ptr;
char_u *line;
line = ptr = ml_get_buf(wp->w_buffer, lnum, FALSE);
while (count < vcol && *ptr != NUL)
{
count += win_lbr_chartabsize(wp, line, ptr, count, NULL);
MB_PTR_ADV(ptr);
}
return (int)(ptr - line);
}
#endif
#else // FEAT_MOUSE
/*
* Dummy implementation of setmouse() to avoid lots of #ifdefs.
*/
void
setmouse(void)
{
}
#endif // FEAT_MOUSE