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X11: Fix maximization of hidden windows

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From upstream: 4837b78ffe.
This commit is contained in:
Luflosi 2019-12-18 18:39:09 +01:00
parent 530cf2eb14
commit 5eff3897de
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GPG Key ID: 4E41E29EDCC345D0
1 changed files with 58 additions and 9 deletions
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67
glfw/x11_window.c vendored
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@ -2146,18 +2146,67 @@ void _glfwPlatformRestoreWindow(_GLFWwindow* window)
void _glfwPlatformMaximizeWindow(_GLFWwindow* window)
{
if (_glfw.x11.NET_WM_STATE &&
_glfw.x11.NET_WM_STATE_MAXIMIZED_VERT &&
_glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ)
if (!_glfw.x11.NET_WM_STATE ||
!_glfw.x11.NET_WM_STATE_MAXIMIZED_VERT ||
!_glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ)
{
return;
}
if (_glfwPlatformWindowVisible(window))
{
sendEventToWM(window,
_glfw.x11.NET_WM_STATE,
_NET_WM_STATE_ADD,
_glfw.x11.NET_WM_STATE_MAXIMIZED_VERT,
_glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ,
1, 0);
XFlush(_glfw.x11.display);
_glfw.x11.NET_WM_STATE,
_NET_WM_STATE_ADD,
_glfw.x11.NET_WM_STATE_MAXIMIZED_VERT,
_glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ,
1, 0);
}
else
{
Atom* states = NULL;
unsigned long count =
_glfwGetWindowPropertyX11(window->x11.handle,
_glfw.x11.NET_WM_STATE,
XA_ATOM,
(unsigned char**) &states);
// 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)
Atom missing[2] =
{
_glfw.x11.NET_WM_STATE_MAXIMIZED_VERT,
_glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ
};
unsigned long missingCount = 2;
for (unsigned long i = 0; i < count; i++)
{
for (unsigned long j = 0; j < missingCount; j++)
{
if (states[i] == missing[j])
{
missing[j] = missing[missingCount - 1];
missingCount--;
}
}
}
if (states)
XFree(states);
if (!missingCount)
return;
XChangeProperty(_glfw.x11.display, window->x11.handle,
_glfw.x11.NET_WM_STATE, XA_ATOM, 32,
PropModeAppend,
(unsigned char*) missing,
missingCount);
}
XFlush(_glfw.x11.display);
}
void _glfwPlatformShowWindow(_GLFWwindow* window)