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Bug 1645776 - Check if XInternAtom returned an invalid atom r=stransky

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Differential Revision: https://phabricator.services.mozilla.com/D79728
This commit is contained in:
Daniel 2020-06-17 07:35:55 +00:00
parent 81ca6d9412
commit 5ad439fc99
1 changed files with 6 additions and 0 deletions
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6
widget/gtk/nsWindow.cpp
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@ -1820,6 +1820,9 @@ static bool GetWindowManagerName(GdkWindow* gdk_window, nsACString& wmName) {
Atom property = XInternAtom(xdisplay, "_NET_SUPPORTING_WM_CHECK", true);
Atom req_type = XInternAtom(xdisplay, "WINDOW", true);
if (!property || !req_type) {
return false;
}
int result =
XGetWindowProperty(xdisplay, root_win, property,
0L, // offset
@ -1838,6 +1841,9 @@ static bool GetWindowManagerName(GdkWindow* gdk_window, nsACString& wmName) {
property = XInternAtom(xdisplay, "_NET_WM_NAME", true);
req_type = XInternAtom(xdisplay, "UTF8_STRING", true);
if (!property || !req_type) {
return false;
}
result =
XGetWindowProperty(xdisplay, wmWindow, property,
0L, // offset