set m_isBeingDeleted to true (only) in SendDestroyEvent(); call it as early as possible during the window destruction to ensure that destroy event handlers can still access the full window object

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@58246 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/osx/carbon/frame.cpp

@@ -61,7 +61,8 @@ bool wxFrame::Create(wxWindow *parent,
 
 wxFrame::~wxFrame()
 {
-    m_isBeingDeleted = true;
+    SendDestroyEvent();
+
     DeleteAllBars();
 }
 
@@ -362,7 +363,7 @@ void wxFrame::PositionToolBar()
     int cw, ch;
 
     GetSize( &cw , &ch ) ;
-            
+
     int statusX = 0 ;
     int statusY = 0 ;