fix memory leak in wxScreenDC, fixes #13249

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

diff --git a/src/motif/dialog.cpp b/src/motif/dialog.cpp
index ceb4ca922e20df771fd869b6ed7faee5a0cb6854..9291ad72fb99f138a65bb54a7966c7d48aa021dc 100644 (file)
--- a/src/motif/dialog.cpp
+++ b/src/motif/dialog.cpp
@@ -62,8 +62,6 @@ extern wxList wxModelessWindows;  // Frames and modeless dialogs
 
 #define wxUSE_INVISIBLE_RESIZE 1
 
-IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow)
-
 wxDialog::wxDialog()
 {
     m_modalShowing = false;
@@ -181,7 +179,10 @@ void wxDialog::SetModal(bool flag)
 
 wxDialog::~wxDialog()
 {
-    m_isBeingDeleted = true;
+    SendDestroyEvent();
+
+    // if the dialog is modal, this will end its event loop
+    Show(false);
 
     delete m_eventLoop;
 
@@ -241,6 +242,9 @@ bool wxDialog::Show( bool show )
     if( !wxWindowBase::Show( show ) )
         return false;
 
+    if ( !show && IsModal() )
+        EndModal(wxID_CANCEL);
+
     m_isShown = show;
 
     if (show)
@@ -301,8 +305,7 @@ int wxDialog::ShowModal()
     // Now process all events in case they get sent to a destroyed dialog
     wxFlushEvents( display );
 
-    delete m_eventLoop;
-    m_eventLoop = NULL;
+    wxDELETE(m_eventLoop);
 
     // TODO: is it safe to call this, if the dialog may have been deleted
     // by now? Probably only if we're using delayed deletion of dialogs.