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Fix "Callback or event on minimize of the main window" for X11 platform (#1288)

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This commit is contained in:
ManoloFLTK 2025-08-03 09:03:12 +02:00
parent 87e299e776
commit 50184f9946
1 changed files with 13 additions and 0 deletions
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13
src/Fl_x.cxx
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@ -202,6 +202,7 @@ static Atom fl_NET_WM_STATE;
static Atom fl_NET_WM_STATE_FULLSCREEN;
static Atom fl_NET_WM_STATE_MAXIMIZED_VERT;
static Atom fl_NET_WM_STATE_MAXIMIZED_HORZ;
static Atom fl_NET_WM_STATE_HIDDEN;
static Atom fl_NET_WM_FULLSCREEN_MONITORS;
Atom fl_NET_WORKAREA;
static Atom fl_NET_WM_ICON;
@ -602,6 +603,7 @@ void open_display_i(Display* d) {
fl_NET_WM_STATE_FULLSCREEN = XInternAtom(d, "_NET_WM_STATE_FULLSCREEN", 0);
fl_NET_WM_STATE_MAXIMIZED_VERT = XInternAtom(d, "_NET_WM_STATE_MAXIMIZED_VERT", 0);
fl_NET_WM_STATE_MAXIMIZED_HORZ = XInternAtom(d, "_NET_WM_STATE_MAXIMIZED_HORZ", 0);
fl_NET_WM_STATE_HIDDEN = XInternAtom(d, "_NET_WM_STATE_HIDDEN", 0);
fl_NET_WM_FULLSCREEN_MONITORS = XInternAtom(d, "_NET_WM_FULLSCREEN_MONITORS", 0);
fl_NET_WORKAREA = XInternAtom(d, "_NET_WORKAREA", 0);
fl_NET_WM_ICON = XInternAtom(d, "_NET_WM_ICON", 0);
@ -2125,6 +2127,7 @@ int fl_handle(const XEvent& thisevent)
if (xevent.xproperty.atom == fl_NET_WM_STATE) {
int fullscreen_state = 0;
int maximize_state = 0;
int minimize_state = 0;
if (xevent.xproperty.state != PropertyDelete) {
unsigned long nitems;
unsigned long *words = 0;
@ -2136,6 +2139,9 @@ int fl_handle(const XEvent& thisevent)
if (words[item] == fl_NET_WM_STATE_MAXIMIZED_HORZ) {
maximize_state = 1;
}
if (words[item] == fl_NET_WM_STATE_HIDDEN) {
minimize_state = 1;
}
}
}
if ( words ) { XFree(words); words = 0; }
@ -2149,6 +2155,13 @@ int fl_handle(const XEvent& thisevent)
window->_set_fullscreen();
event = FL_FULLSCREEN;
}
if (!event) {
if (minimize_state) {
event = FL_HIDE;
} else if (!window->visible()) {
event = FL_SHOW;
}
}
}
break;