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-rw-r--r--src/plugins/platforms/xcb/qxcbwindow.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp
index e33a661..b6c133f 100644
--- a/src/plugins/platforms/xcb/qxcbwindow.cpp
+++ b/src/plugins/platforms/xcb/qxcbwindow.cpp
@@ -219,6 +219,9 @@ void QXcbWindow::setVisible(bool visible)
xcb_wm_hints_set_normal(&hints);
xcb_set_wm_hints(xcb_connection(), m_window, &hints);
xcb_map_window(xcb_connection(), m_window);
+#if defined(XCB_USE_GLX)
+ glXWaitX();
+#endif
} else {
xcb_unmap_window(xcb_connection(), m_window);