diff options
-rw-r--r-- | src/plugins/platforms/xcb/qxcbwindow.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp index 578b4d6ec1..de39b9335c 100644 --- a/src/plugins/platforms/xcb/qxcbwindow.cpp +++ b/src/plugins/platforms/xcb/qxcbwindow.cpp @@ -723,8 +723,10 @@ void QXcbWindow::show() updateNetWmStateBeforeMap(); } - QXcbWindowFunctions::WmWindowTypes wmWindowTypes(window()->property(wm_window_type_property_id).value<int>()); - setWmWindowType(wmWindowTypes); + if (window()->metaObject()->indexOfProperty(wm_window_type_property_id) >= 0) { + QXcbWindowFunctions::WmWindowTypes wmWindowTypes(window()->property(wm_window_type_property_id).value<int>()); + setWmWindowType(wmWindowTypes); + } if (connection()->time() != XCB_TIME_CURRENT_TIME) updateNetWmUserTime(connection()->time()); |