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[STR New]
Link: http://www.fltk.org/str.php?L2627
Version: 1.4-feature
Attached file "destroynotify2.patch"...
Link: http://www.fltk.org/str.php?L2627
Version: 1.4-feature
Index: src/Fl_x.cxx
===================================================================
--- src/Fl_x.cxx (revision 8625)
+++ src/Fl_x.cxx (working copy)
@@ -858,6 +858,7 @@
}
+Window fl_destroynotified_xid = NULL; // communication with Fl_Window::hide()
from file src/Fl.cxx
int fl_handle(const XEvent& thisevent)
{
@@ -1070,6 +1071,22 @@
if (window) switch (xevent.type) {
+ case DestroyNotify:
+ {
+ Fl::handle(FL_CLOSE, window);
+ Fl_X* loop = Fl_X::first;
+ while(loop && loop->w != window) loop = loop->next;
+ if (loop) {
+ fl_destroynotified_xid = xid;
+ window->hide();
+ fl_destroynotified_xid = NULL;
+ int oldx = window->x(), oldy = window->y();
+ window->position(0, 0);
+ window->position(oldx, oldy);
+ window->show();
+ }
+ return 1;
+ }
case ClientMessage: {
Atom message = fl_xevent->xclient.message_type;
const long* data = fl_xevent->xclient.data.l;
Index: src/Fl.cxx
===================================================================
--- src/Fl.cxx (revision 8577)
+++ src/Fl.cxx (working copy)
@@ -1423,7 +1423,11 @@
# if USE_XFT
fl_destroy_xft_draw(ip->xid);
# endif
- XDestroyWindow(fl_display, ip->xid);
+ // this test makes sure ip->xid has not been destroyed already
+ extern Window fl_destroynotified_xid; // declared in file src/Fl_x.cxx
+ if ( fl_destroynotified_xid != ip->xid ) {
+ XDestroyWindow(fl_display, ip->xid);
+ }
#elif defined(WIN32)
// this little trickery seems to avoid the popup window stacking problem
HWND p = GetForegroundWindow();
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