Session management changes for wxMSW.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@820 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/defs.h

@@ -850,7 +850,7 @@ enum {
 #define wxID_HIGHEST            5999
 
 // Shortcut for easier dialog-unit-to-pixel conversion
-#define wxDLG_UNIT(parent, pt) parent->ConvertDialogToPixel(pt)
+#define wxDLG_UNIT(parent, pt) parent->ConvertDialogToPixels(pt)
 
 #ifdef __WXMSW__
 // Stand-ins for Windows types, to avoid

include/wx/docmdi.h

@@ -31,7 +31,6 @@ class wxDocMDIParentFrame: public wxMDIParentFrame
       const wxString& title, const wxPoint& pos = wxDefaultPosition,
       const wxSize& size = wxDefaultSize, long style = wxDEFAULT_FRAME_STYLE, const wxString& name = "frame");
 
-  bool OnClose(void);
   // Extend event processing to search the document manager's event table
   virtual bool ProcessEvent(wxEvent& event);
 
@@ -39,6 +38,7 @@ class wxDocMDIParentFrame: public wxMDIParentFrame
 
   void OnExit(wxCommandEvent& event);
   void OnMRUFile(wxCommandEvent& event);
+  void OnCloseWindow(wxCloseEvent& event);
 
  protected:
   wxDocManager *m_docManager;
@@ -61,11 +61,11 @@ class WXDLLEXPORT wxDocMDIChildFrame: public wxMDIChildFrame
     long type = wxDEFAULT_FRAME_STYLE, const wxString& name = "frame");
   ~wxDocMDIChildFrame(void);
 
-  bool OnClose(void);
   // Extend event processing to search the view's event table
   virtual bool ProcessEvent(wxEvent& event);
 
   void OnActivate(wxActivateEvent& event);
+  void OnCloseWindow(wxCloseEvent& event);
 
   inline wxDocument *GetDocument(void) const { return m_childDocument; }
   inline wxView *GetView(void) const { return m_childView; }

include/wx/docview.h

@@ -372,12 +372,11 @@ class WXDLLEXPORT wxDocChildFrame: public wxFrame
     long type = wxDEFAULT_FRAME_STYLE, const wxString& name = "frame");
   ~wxDocChildFrame(void);
 
-  bool OnClose(void);
   // Extend event processing to search the view's event table
   virtual bool ProcessEvent(wxEvent& event);
 
-//  void OldOnMenuCommand(int id);
   void OnActivate(wxActivateEvent& event);
+  void OnCloseWindow(wxCloseEvent& event);
 
   inline wxDocument *GetDocument(void) const { return m_childDocument; }
   inline wxView *GetView(void) const { return m_childView; }
@@ -403,15 +402,14 @@ class WXDLLEXPORT wxDocParentFrame: public wxFrame
     const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize,
     long type = wxDEFAULT_FRAME, const wxString& name = "frame");
 
-  bool OnClose(void);
   // Extend event processing to search the document manager's event table
   virtual bool ProcessEvent(wxEvent& event);
 
-//  void OldOnMenuCommand(int id);
   wxDocManager *GetDocumentManager(void) const { return m_docManager; }
 
   void OnExit(wxCommandEvent& event);
   void OnMRUFile(wxCommandEvent& event);
+  void OnCloseWindow(wxCloseEvent& event);
 
  protected:
   wxDocManager *m_docManager;

include/wx/event.h

@@ -680,22 +680,27 @@ class WXDLLEXPORT wxCloseEvent: public wxEvent
 public:
 
   inline wxCloseEvent(wxEventType type = wxEVT_NULL, int id = 0)
-     { m_eventType = type; m_sessionEnding = TRUE; m_loggingOff = TRUE; m_veto = FALSE;
-       m_id = id; m_force = FALSE; }
+     { m_eventType = type; m_loggingOff = TRUE; m_veto = FALSE;
+       m_id = id; m_force = FALSE; m_canVeto = FALSE; }
 
-  inline bool GetSessionEnding(void) const { return m_sessionEnding; }
+  inline void SetLoggingOff(bool logOff) { m_loggingOff = logOff; }
   inline bool GetLoggingOff(void) const { return m_loggingOff; }
   inline void Veto(bool veto = TRUE) { m_veto = veto; }
+  inline void SetCanVeto(bool canVeto) { m_canVeto = canVeto; }
+  inline bool CanVeto() const { return m_canVeto; }
   inline bool GetVeto(void) const { return m_veto; }
+
+  // This is probably obsolete now, since we use CanVeto instead, in
+  // both OnCloseWindow and OnQueryEndSession.
+  // m_force == ! m_canVeto i.e., can't veto means we must force it to close.
   inline void SetForce(bool force) { m_force = force; }
   inline bool GetForce(void) const { return m_force; }
 
  protected:
-  bool m_sessionEnding;
   bool m_loggingOff;
   bool m_veto;
   bool m_force;
-
+  bool m_canVeto;
 };
 
 /*
@@ -1121,6 +1126,8 @@ const wxEventTableEntry theClass::sm_eventTableEntries[] = { \
 #define EVT_SIZE(func)  { wxEVT_SIZE, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxSizeEventFunction) & func, (wxObject *) NULL },
 #define EVT_MOVE(func)  { wxEVT_MOVE, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxMoveEventFunction) & func, (wxObject *) NULL },
 #define EVT_CLOSE(func)  { wxEVT_CLOSE_WINDOW, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxCloseEventFunction) & func, (wxObject *) NULL },
+#define EVT_END_SESSION(func)  { wxEVT_END_SESSION, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxCloseEventFunction) & func, (wxObject *) NULL },
+#define EVT_QUERY_END_SESSION(func)  { wxEVT_QUERY_END_SESSION, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxCloseEventFunction) & func, (wxObject *) NULL },
 #define EVT_PAINT(func)  { wxEVT_PAINT, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxPaintEventFunction) & func, (wxObject *) NULL },
 #define EVT_ERASE_BACKGROUND(func)  { wxEVT_ERASE_BACKGROUND, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxEraseEventFunction) & func, (wxObject *) NULL },
 #define EVT_CHAR(func)  { wxEVT_CHAR, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxCharEventFunction) & func, (wxObject *) NULL },

include/wx/msw/app.h

@@ -54,6 +54,8 @@ class WXDLLEXPORT wxApp: public wxEvtHandler
   virtual void Dispatch() ;
 
   void OnIdle(wxIdleEvent& event);
+  void OnEndSession(wxCloseEvent& event);
+  void OnQueryEndSession(wxCloseEvent& event);
 
 // Generic
   virtual bool OnInit() { return FALSE; };

include/wx/msw/window.h

@@ -515,6 +515,9 @@ public:
   virtual void MSWOnMenuHighlight(WXWORD item, WXWORD flags, WXHMENU sysmenu);
   virtual void MSWOnInitMenuPopup(WXHMENU menu, int pos, bool isSystem);
   virtual bool MSWOnClose(void);
+  // Return TRUE to end session, FALSE to veto end session.
+  virtual bool MSWOnQueryEndSession(long logOff);
+  virtual bool MSWOnEndSession(bool endSession, long logOff);
   virtual bool MSWOnDestroy(void);
   virtual bool MSWOnSetFocus(WXHWND wnd);
   virtual bool MSWOnKillFocus(WXHWND wnd);