VTK wrapper of vtkRenderWindow for wxPython. Tested on MSW so far.

[wxWidgets.git] / src / qt / dialog.cpp

diff --git a/src/qt/dialog.cpp b/src/qt/dialog.cpp
index 9b72fb0f6952560a2ac85697b6c37560d8025e99..c486c876cbed6237d832cf043be32a4d884c4d00 100644 (file)
--- a/src/qt/dialog.cpp
+++ b/src/qt/dialog.cpp
@@ -247,35 +247,34 @@ void wxDialog::OnCancel(wxCommandEvent& event)
     }
 }
 
-bool wxDialog::OnClose()
+void wxDialog::OnCloseWindow(wxCloseEvent& event)
 {
-       // Behaviour changed in 2.0: we'll send a Cancel message by default,
+    // We'll send a Cancel message by default,
     // which may close the dialog.
-    // Check for looping if the Cancel event handler calls Close()
+    // Check for looping if the Cancel event handler calls Close().
+
+    // Note that if a cancel button and handler aren't present in the dialog,
+    // nothing will happen when you close the dialog via the window manager, or
+    // via Close().
+    // We wouldn't want to destroy the dialog by default, since the dialog may have been
+    // created on the stack.
+    // However, this does mean that calling dialog->Close() won't delete the dialog
+    // unless the handler for wxID_CANCEL does so. So use Destroy() if you want to be
+    // sure to destroy the dialog.
+    // The default OnCancel (above) simply ends a modal dialog, and hides a modeless dialog.
 
     static wxList closing;
-
+    
     if ( closing.Member(this) )
-        return FALSE;
-
+        return;
+    
     closing.Append(this);
-
-       wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-       cancelEvent.SetEventObject( this );
-       GetEventHandler()->ProcessEvent(cancelEvent);
+    
+    wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
+    cancelEvent.SetEventObject( this );
+    GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
 
     closing.DeleteObject(this);
-
-       return FALSE;
-}
-
-void wxDialog::OnCloseWindow(wxCloseEvent& event)
-{
-    // Compatibility
-    if ( GetEventHandler()->OnClose() || event.GetForce())
-    {
-        this->Destroy();
-    }
 }
 
 // Destroy the window (delayed, if a managed window)