force update of MDI client window size after the MDI parent frame is iconized and restored, otherwise all kinds of bad things (changes in MDI children positions; possibility to move them above the toolbar and below the status bar; wrong repaining) happen

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35175 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/mdi.h

@@ -86,6 +86,7 @@ public:
     void OnSysColourChanged(wxSysColourChangedEvent& event);
 
     void OnSize(wxSizeEvent& event);
+    void OnIconized(wxIconizeEvent& event);
 
     bool HandleActivate(int state, bool minimized, WXHWND activate);
     bool HandleCommand(WXWORD id, WXWORD cmd, WXHWND control);
@@ -103,6 +104,10 @@ protected:
 
     virtual WXHICON GetDefaultIcon() const;
 
+    // set the size of the MDI client window to match the frame size
+    void UpdateClientSize();
+
+
     wxMDIClientWindow *             m_clientWindow;
     wxMDIChildFrame *               m_currentChild;
     wxMenu*                         m_windowMenu;
@@ -191,7 +196,7 @@ protected:
 private:
     bool m_needsInitialShow; // Show must be called in idle time after Creation
     bool m_needsResize; // flag which tells us to artificially resize the frame
-	virtual void DetachMenuBar() ;
+    virtual void DetachMenuBar() ;
 
     DECLARE_EVENT_TABLE()
     DECLARE_DYNAMIC_CLASS_NO_COPY(wxMDIChildFrame)