Looks like FindFocus() on wxGTK can return NULL

2026-03-07 15:05:38 +01:00 · 2020-03-10 12:56:43 -05:00
parent 0e42bd42b6
commit 867775ef99
1 changed files with 9 additions and 5 deletions
--- a/src/widgets/wxPanelWrapper.cpp
+++ b/src/widgets/wxPanelWrapper.cpp
@@ -27,11 +27,15 @@ void wxTabTraversalWrapperCharHook(wxKeyEvent &event)
         event.Skip();
         return;
      }
-      focus->Navigate(
-         event.ShiftDown()
-         ? wxNavigationKeyEvent::IsBackward
-         :  wxNavigationKeyEvent::IsForward
-      );
+      // Apparently, on wxGTK, FindFocus can return NULL
+      if (focus)
+      {
+         focus->Navigate(
+            event.ShiftDown()
+            ? wxNavigationKeyEvent::IsBackward
+            :  wxNavigationKeyEvent::IsForward
+         );
+      }
      return;
   }
 #endif