* Check if Component is being destroyed in TVirtualTreeColumns.Update

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@637 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2008-12-15 23:37:47 +00:00
parent 59646e67d2
commit 647f1e99a3
1 changed files with 4 additions and 0 deletions
--- a/components/virtualtreeview-unstable/VirtualTrees.pas
+++ b/components/virtualtreeview-unstable/VirtualTrees.pas
@ -8386,6 +8386,10 @@ end;
 procedure TVirtualTreeColumns.Update(Item: TCollectionItem);

 begin
+  //lcl
+  // Skip while Destroying
+  if csDestroying in FHeader.TreeView.ComponentState then
+    Exit;
  // This is the only place which gets notified when a new column has been added or removed
  // and we need this event to adjust the column position array.
  InitializePositionArray;