X11: Fix updating GLFW_FLOATING on a hidden window

(cherry picked from commit 9db156421f)
This commit is contained in:
Camilla Löwy 2019-12-16 16:09:52 +01:00
parent 85a27e9f74
commit 94bb2a138e
2 changed files with 23 additions and 17 deletions

View File

@ -139,6 +139,7 @@ information on what to include when reporting a bug.
- [X11] Bugfix: Content scale fallback value could be inconsistent (#1578)
- [X11] Bugfix: `glfwMaximizeWindow` had no effect on hidden windows
- [X11] Bugfix: Clearing `GLFW_FLOATING` on a hidden window caused invalid read
- [X11] Bugfix: Changing `GLFW_FLOATING` on a hidden window could silently fail
- [Wayland] Bugfix: The `GLFW_HAND_CURSOR` shape used the wrong image (#1432)
- [NSGL] Bugfix: `GLFW_COCOA_RETINA_FRAMEBUFFER` had no effect on newer
macOS versions (#1442)

View File

@ -2628,15 +2628,16 @@ void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
}
else
{
Atom* states;
Atom* states = NULL;
unsigned long i, count;
count = _glfwGetWindowPropertyX11(window->x11.handle,
_glfw.x11.NET_WM_STATE,
XA_ATOM,
(unsigned char**) &states);
if (!states)
return;
// NOTE: We don't check for failure as this property may not exist yet
// and that's fine (and we'll create it implicitly with append)
if (enabled)
{
@ -2646,32 +2647,36 @@ void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
break;
}
if (i == count)
{
XChangeProperty(_glfw.x11.display, window->x11.handle,
_glfw.x11.NET_WM_STATE, XA_ATOM, 32,
PropModeAppend,
(unsigned char*) &_glfw.x11.NET_WM_STATE_ABOVE,
1);
}
if (i < count)
return;
XChangeProperty(_glfw.x11.display, window->x11.handle,
_glfw.x11.NET_WM_STATE, XA_ATOM, 32,
PropModeAppend,
(unsigned char*) &_glfw.x11.NET_WM_STATE_ABOVE,
1);
}
else
else if (states)
{
for (i = 0; i < count; i++)
{
if (states[i] == _glfw.x11.NET_WM_STATE_ABOVE)
{
states[i] = states[count - 1];
count--;
}
break;
}
if (i == count)
return;
states[i] = states[count - 1];
count--;
XChangeProperty(_glfw.x11.display, window->x11.handle,
_glfw.x11.NET_WM_STATE, XA_ATOM, 32,
PropModeReplace, (unsigned char*) states, count);
}
XFree(states);
if (states)
XFree(states);
}
XFlush(_glfw.x11.display);