don't try to subclass tab control using the same window proc for our class, this...

[wxWidgets.git] / src / common / popupcmn.cpp

diff --git a/src/common/popupcmn.cpp b/src/common/popupcmn.cpp
index b4803861243fb4681b7c5d5074022e7a49af5fbb..cec606e52e67d6ef19fac466ea90643243dfcda0 100644 (file)
--- a/src/common/popupcmn.cpp
+++ b/src/common/popupcmn.cpp
@@ -192,14 +192,21 @@ wxPopupTransientWindow::wxPopupTransientWindow(wxWindow *parent, int style)
 
 wxPopupTransientWindow::~wxPopupTransientWindow()
 {
 
 wxPopupTransientWindow::~wxPopupTransientWindow()
 {

-    PopHandlers();
+    if (m_handlerPopup && m_handlerPopup->GetNextHandler())
+        PopHandlers();
+        
+    wxASSERT(!m_handlerFocus || !m_handlerFocus->GetNextHandler());
+    wxASSERT(!m_handlerPopup || !m_handlerPopup->GetNextHandler());
+
+    delete m_handlerFocus;
+    delete m_handlerPopup;

 }
 
 void wxPopupTransientWindow::PopHandlers()
 {
     if ( m_child )
     {
 }
 
 void wxPopupTransientWindow::PopHandlers()
 {
     if ( m_child )
     {

-        if ( m_handlerPopup && !m_child->RemoveEventHandler(m_handlerPopup) )
+        if ( !m_child->RemoveEventHandler(m_handlerPopup) )

         {
             // something is very wrong and someone else probably deleted our
             // handler - so don't risk deleting it second time
         {
             // something is very wrong and someone else probably deleted our
             // handler - so don't risk deleting it second time


@@ -212,29 +219,14 @@ void wxPopupTransientWindow::PopHandlers()
         m_child = NULL;
     }
 
         m_child = NULL;
     }
 

-#ifdef __WXMSW__

     if ( m_focus )
     {
     if ( m_focus )
     {

-        if ( m_handlerFocus && !m_focus->RemoveEventHandler(m_handlerFocus) )
+        if ( !m_focus->RemoveEventHandler(m_handlerFocus) )

         {
             // see above
             m_handlerFocus = NULL;
         }
     }
         {
             // see above
             m_handlerFocus = NULL;
         }
     }

-#else
-    if ( m_handlerFocus && !RemoveEventHandler(m_handlerFocus) )
-    {
-        // see above
-        m_handlerFocus = NULL;
-    }
-#endif
-
-    // delete the handlers, they'll be created as necessary in Popup()
-    delete m_handlerPopup;
-    m_handlerPopup = NULL;
-    delete m_handlerFocus;
-    m_handlerFocus = NULL;
-

     m_focus = NULL;
 }
 
     m_focus = NULL;
 }
 


@@ -252,12 +244,12 @@ void wxPopupTransientWindow::Popup(wxWindow *winFocus)
 
     Show();
 
 
     Show();
 

-    // There is is a problem if these are still valid
-    wxASSERT_MSG(!m_handlerPopup, wxT("Popup handler not deleted"));
-    wxASSERT_MSG(!m_handlerFocus, wxT("Focus handler not deleted"));
+    // There is is a problem if these are still in use
+    wxASSERT(!m_handlerFocus || !m_handlerFocus->GetNextHandler());
+    wxASSERT(!m_handlerPopup || !m_handlerPopup->GetNextHandler());

 
 

-    delete m_handlerPopup;
-    m_handlerPopup = new wxPopupWindowHandler(this);
+    if (!m_handlerPopup)
+        m_handlerPopup = new wxPopupWindowHandler(this);

 
     m_child->PushEventHandler(m_handlerPopup);
 
 
     m_child->PushEventHandler(m_handlerPopup);
 


@@ -269,29 +261,29 @@ void wxPopupTransientWindow::Popup(wxWindow *winFocus)
     // subclass the window which has the focus, and not winFocus passed in or
     // otherwise everything else breaks down
     m_focus = FindFocus();
     // subclass the window which has the focus, and not winFocus passed in or
     // otherwise everything else breaks down
     m_focus = FindFocus();

+#elif __WXGTK__
+    // GTK+ catches the activate events from the popup
+    // window, not the focus events from the child window
+    m_focus = this;
+#endif
+

     if ( m_focus )
     {
     if ( m_focus )
     {

-        delete m_handlerFocus;
-        m_handlerFocus = new wxPopupFocusHandler(this);
+        if (!m_handlerFocus)
+            m_handlerFocus = new wxPopupFocusHandler(this);

 
         m_focus->PushEventHandler(m_handlerFocus);
     }
 
         m_focus->PushEventHandler(m_handlerFocus);
     }

-#else
-    // GTK+ catches the activate events from the popup
-    // window, not the focus events from the child window
-    delete m_handlerFocus;
-    m_handlerFocus = new wxPopupFocusHandler(this);
-    PushEventHandler(m_handlerFocus);
-#endif // __WXMSW__

 
     // catch destroy events, if you close a program with a popup shown in MSW
     // you get a segfault if m_child or m_focus are deleted before this is
     m_child->Connect(wxEVT_DESTROY,
                      wxWindowDestroyEventHandler(wxPopupTransientWindow::OnDestroy),
                      NULL, this);
 
     // catch destroy events, if you close a program with a popup shown in MSW
     // you get a segfault if m_child or m_focus are deleted before this is
     m_child->Connect(wxEVT_DESTROY,
                      wxWindowDestroyEventHandler(wxPopupTransientWindow::OnDestroy),
                      NULL, this);

-    m_focus->Connect(wxEVT_DESTROY,
-                     wxWindowDestroyEventHandler(wxPopupTransientWindow::OnDestroy),
-                     NULL, this);
+    if (m_focus)
+        m_focus->Connect(wxEVT_DESTROY,
+                         wxWindowDestroyEventHandler(wxPopupTransientWindow::OnDestroy),
+                         NULL, this);

 }
 
 bool wxPopupTransientWindow::Show( bool show )
 }
 
 bool wxPopupTransientWindow::Show( bool show )


@@ -404,7 +396,7 @@ void wxPopupTransientWindow::OnIdle(wxIdleEvent& event)
     if (IsShown() && m_child)
     {
         wxPoint pos = ScreenToClient(wxGetMousePosition());
     if (IsShown() && m_child)
     {
         wxPoint pos = ScreenToClient(wxGetMousePosition());

-        wxRect rect(wxPoint(0,0), GetSize());
+        wxRect rect(GetSize());

 
         if ( rect.Inside(pos) )
         {
 
         if ( rect.Inside(pos) )
         {


@@ -499,7 +491,7 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event)
 
     wxPoint pos = event.GetPosition();
 
 
     wxPoint pos = event.GetPosition();
 

-    // scrollbar on which the click occured
+    // scrollbar on which the click occurred

     wxWindow *sbar = NULL;
 
     wxWindow *win = (wxWindow *)event.GetEventObject();
     wxWindow *sbar = NULL;
 
     wxWindow *win = (wxWindow *)event.GetEventObject();