Remove window decorations for fullscreen on X11
(cherry picked from commit 935a99e758
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@ -711,8 +711,15 @@ void OS_X11::get_fullscreen_mode_list(List<VideoMode> *p_list, int p_screen) con
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}
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void OS_X11::set_wm_fullscreen(bool p_enabled) {
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if (current_videomode.fullscreen == p_enabled)
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return;
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if (p_enabled && !get_borderless_window()) {
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// remove decorations if the window is not already borderless
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Hints hints;
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Atom property;
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hints.flags = 2;
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hints.decorations = 0;
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property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
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XChangeProperty(x11_display, x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
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}
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if (p_enabled && !is_window_resizable()) {
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// Set the window as resizable to prevent window managers to ignore the fullscreen state flag.
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