Fix a crash with setting title

1 files changed, 4 insertions, 1 deletions

diff --git a/src/events/Windows.cpp b/src/events/Windows.cpp
index 2b8baf07..040d49da 100644
--- a/src/events/Windows.cpp
+++ b/src/events/Windows.cpp
@@ -89,6 +89,9 @@ void Events::listener_destroyWindow(wl_listener* listener, void* data) {
 void Events::listener_setTitleWindow(wl_listener* listener, void* data) {
     CWindow* PWINDOW = wl_container_of(listener, PWINDOW, listen_setTitleWindow);
 
+    if (!g_pCompositor->windowValidMapped(PWINDOW))
+	    return;
+
     PWINDOW->m_szTitle = g_pXWaylandManager->getTitle(PWINDOW);
 
     Debug::log(LOG, "Window %x set title to %s", PWINDOW, PWINDOW->m_szTitle.c_str());
@@ -188,4 +191,4 @@ void Events::listener_newSubsurfaceWindow(wl_listener* listener, void* data) {
     const auto PSUBSURFACE = (wlr_subsurface*)data;
 
     createSubsurface(PWINDOW, PSUBSURFACE);
-}
\ No newline at end of file
+}