Include a stripped-down version of FLTK in tree and add a USE_INCLUDED_FLTK option to build against it.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4603 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/fltk/src/Fl_File_Input.cxx b/common/fltk/src/Fl_File_Input.cxx
new file mode 100644
index 0000000..1bce8f4
--- /dev/null
+++ b/common/fltk/src/Fl_File_Input.cxx
@@ -0,0 +1,298 @@
+//
+// "$Id: Fl_File_Input.cxx 8063 2010-12-19 21:20:10Z matt $"
+//
+// File_Input header file for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998-2010 by Bill Spitzak and others.
+// Original version Copyright 1998 by Curtis Edwards.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems on the following page:
+//
+// http://www.fltk.org/str.php
+//
+
+#include <FL/Fl.H>
+#include <FL/Fl_File_Input.H>
+#include <FL/Fl_Window.H>
+#include <FL/fl_draw.H>
+#include <FL/filename.H>
+#include <stdio.h>
+#include "flstring.h"
+
+
+//
+// Height of directory buttons...
+//
+
+#define DIR_HEIGHT 10
+
+
+//
+// Redraw bit for directory bar...
+//
+
+#define FL_DAMAGE_BAR 0x10
+
+
+/**
+ Creates a new Fl_File_Input widget using the given position,
+ size, and label string. The default boxtype is FL_DOWN_BOX.
+ \param[in] X, Y, W, H position and size of the widget
+ \param[in] L widget label, default is no label
+*/
+Fl_File_Input::Fl_File_Input(int X, int Y, int W, int H, const char *L)
+ : Fl_Input(X, Y, W, H, L) {
+ buttons_[0] = 0;
+ errorcolor_ = FL_RED;
+ ok_entry_ = 1;
+ pressed_ = -1;
+
+ down_box(FL_UP_BOX);
+}
+
+/**
+ Draw directory buttons.
+*/
+void Fl_File_Input::draw_buttons() {
+ int i, // Looping var
+ X; // Current X position
+
+
+ if (damage() & (FL_DAMAGE_BAR | FL_DAMAGE_ALL)) {
+ update_buttons();
+ }
+
+ for (X = 0, i = 0; buttons_[i]; i ++)
+ {
+ if ((X + buttons_[i]) > xscroll()) {
+ if (X < xscroll()) {
+ draw_box(pressed_ == i ? fl_down(down_box()) : down_box(),
+ x(), y(), X + buttons_[i] - xscroll(), DIR_HEIGHT, FL_GRAY);
+ } else if ((X + buttons_[i] - xscroll()) > w()) {
+ draw_box(pressed_ == i ? fl_down(down_box()) : down_box(),
+ x() + X - xscroll(), y(), w() - X + xscroll(), DIR_HEIGHT,
+ FL_GRAY);
+ } else {
+ draw_box(pressed_ == i ? fl_down(down_box()) : down_box(),
+ x() + X - xscroll(), y(), buttons_[i], DIR_HEIGHT, FL_GRAY);
+ }
+ }
+
+ X += buttons_[i];
+ }
+
+ if (X < w()) {
+ draw_box(pressed_ == i ? fl_down(down_box()) : down_box(),
+ x() + X - xscroll(), y(), w() - X + xscroll(), DIR_HEIGHT, FL_GRAY);
+ }
+}
+
+/**
+ Update the sizes of the directory buttons.
+*/
+void Fl_File_Input::update_buttons() {
+ int i; // Looping var
+ const char *start, // Start of path component
+ *end; // End of path component
+
+
+// puts("update_buttons()");
+
+ // Set the current font & size...
+ fl_font(textfont(), textsize());
+
+ // Loop through the value string, setting widths...
+ for (i = 0, start = value();
+ start && i < (int)(sizeof(buttons_) / sizeof(buttons_[0]) - 1);
+ start = end, i ++) {
+// printf(" start = \"%s\"\n", start);
+ if ((end = strchr(start, '/')) == NULL)
+#if defined(WIN32) || defined(__EMX__)
+ if ((end = strchr(start, '\\')) == NULL)
+#endif // WIN32 || __EMX__
+ break;
+
+ end ++;
+
+ buttons_[i] = (short)fl_width(start, end - start);
+ if (!i) buttons_[i] += Fl::box_dx(box()) + 6;
+ }
+
+// printf(" found %d components/buttons...\n", i);
+
+ buttons_[i] = 0;
+}
+
+
+/**
+ Sets the value of the widget given a new string value and its length.
+ Returns non 0 on success.
+ \param[in] str new string value
+ \param[in] len lengh of value
+*/
+int // O - TRUE on success
+Fl_File_Input::value(const char *str, // I - New string value
+ int len) { // I - Length of value
+ damage(FL_DAMAGE_BAR);
+ return Fl_Input::value(str,len);
+}
+
+
+/**
+ Sets the value of the widget given a new string value.
+ Returns non 0 on success.
+ \param[in] str new string value
+*/
+int // O - TRUE on success
+Fl_File_Input::value(const char *str) { // I - New string value
+ damage(FL_DAMAGE_BAR);
+ return Fl_Input::value(str);
+}
+
+
+/**
+ Draws the file input widget
+*/
+void Fl_File_Input::draw() {
+ Fl_Boxtype b = box();
+ if (damage() & (FL_DAMAGE_BAR | FL_DAMAGE_ALL)) draw_buttons();
+ // this flag keeps Fl_Input_::drawtext from drawing a bogus box!
+ char must_trick_fl_input_ =
+ Fl::focus()!=this && !size() && !(damage()&FL_DAMAGE_ALL);
+ if ((damage() & FL_DAMAGE_ALL) || must_trick_fl_input_)
+ draw_box(b,x(),y()+DIR_HEIGHT,w(),h()-DIR_HEIGHT,color());
+ if (!must_trick_fl_input_)
+ Fl_Input_::drawtext(x()+Fl::box_dx(b)+3, y()+Fl::box_dy(b)+DIR_HEIGHT,
+ w()-Fl::box_dw(b)-6, h()-Fl::box_dh(b)-DIR_HEIGHT);
+}
+
+
+
+/**
+ Handle events in the widget.
+ Return non zero if event is handled.
+ \param[in] event
+*/
+int // O - TRUE if we handled event
+Fl_File_Input::handle(int event) // I - Event
+{
+// printf("handle(event = %d)\n", event);
+ static char inButtonBar = 0;
+
+ switch (event) {
+ case FL_MOVE :
+ case FL_ENTER :
+ if (active_r()) {
+ if (Fl::event_y() < (y() + DIR_HEIGHT))
+ window()->cursor(FL_CURSOR_DEFAULT);
+ else
+ window()->cursor(FL_CURSOR_INSERT);
+ }
+
+ return 1;
+
+ case FL_PUSH :
+ inButtonBar = (Fl::event_y() < (y() + DIR_HEIGHT));
+ case FL_RELEASE :
+ case FL_DRAG :
+ if (inButtonBar)
+ return handle_button(event);
+ else
+ return Fl_Input::handle(event);
+
+ default :
+ { Fl_Widget_Tracker wp(this);
+ if (Fl_Input::handle(event)) {
+ if (wp.exists())
+ damage(FL_DAMAGE_BAR);
+ return 1;
+ }
+ }
+ return 0;
+ }
+}
+
+
+
+/**
+ Handles button events in the widget.
+ Return non zero if event is handled.
+ \param[in] event
+*/
+int // O - TRUE if we handled event
+Fl_File_Input::handle_button(int event) // I - Event
+{
+ int i, // Looping var
+ X; // Current X position
+ char *start, // Start of path component
+ *end; // End of path component
+ char newvalue[FL_PATH_MAX]; // New value
+
+
+ // Figure out which button is being pressed...
+ for (X = 0, i = 0; buttons_[i]; i ++)
+ {
+ X += buttons_[i];
+
+ if (X > xscroll() && Fl::event_x() < (x() + X - xscroll())) break;
+ }
+
+// printf("handle_button(event = %d), button = %d\n", event, i);
+
+ // Redraw the directory bar...
+ if (event == FL_RELEASE) pressed_ = -1;
+ else pressed_ = (short)i;
+
+ window()->make_current();
+ draw_buttons();
+
+ // Return immediately if the user is clicking on the last button or
+ // has not released the mouse button...
+ if (!buttons_[i] || event != FL_RELEASE) return 1;
+
+ // Figure out where to truncate the path...
+ strlcpy(newvalue, value(), sizeof(newvalue));
+
+ for (start = newvalue, end = start; start && i >= 0; start = end, i --) {
+// printf(" start = \"%s\"\n", start);
+ if ((end = strchr(start, '/')) == NULL)
+#if defined(WIN32) || defined(__EMX__)
+ if ((end = strchr(start, '\\')) == NULL)
+#endif // WIN32 || __EMX__
+ break;
+
+ end ++;
+ }
+
+ if (i < 0) {
+ // Found the end; truncate the value and update the buttons...
+ *start = '\0';
+ value(newvalue, start - newvalue);
+
+ // Then do the callbacks, if necessary...
+ set_changed();
+ if (when() & (FL_WHEN_CHANGED|FL_WHEN_RELEASE) ) do_callback();
+ }
+
+ return 1;
+}
+
+
+//
+// End of "$Id: Fl_File_Input.cxx 8063 2010-12-19 21:20:10Z matt $".
+//