implement support for returning several elements at once from IEnumFORMATETC (part...

[wxWidgets.git] / include / wx / event.h

diff --git a/include/wx/event.h b/include/wx/event.h
index 05311f7311c5796a9fc126da50a3fa8f0bc423ef..a61b0a9d42beba7bb71e912ee98a49ad266ed2f8 100644 (file)
--- a/include/wx/event.h
+++ b/include/wx/event.h
@@ -1496,6 +1496,20 @@ private:
  wxEVT_UPDATE_UI
  */
 
+// Whether to always send update events to windows, or
+// to only send update events to those with the
+// wxWS_EX_PROCESS_UI_UPDATES style.
+
+enum wxUpdateUIMode
+{
+        // Send UI update events to all windows
+    wxUPDATE_UI_PROCESS_ALL,
+
+        // Send UI update events to windows that have
+        // the wxWS_EX_PROCESS_UI_UPDATES flag specified
+    wxUPDATE_UI_PROCESS_SPECIFIED
+};
+
 class WXDLLIMPEXP_CORE wxUpdateUIEvent : public wxCommandEvent
 {
 public:
@@ -1529,6 +1543,28 @@ public:
     void Enable(bool enable) { m_enabled = enable; m_setEnabled = TRUE; }
     void SetText(const wxString& text) { m_text = text; m_setText = TRUE; }
 
+    // Sets the interval between updates in milliseconds.
+    // Set to -1 to disable updates, or to 0 to update as frequently as possible.
+    static void SetUpdateInterval(long updateInterval) { sm_updateInterval = updateInterval; }
+
+    // Returns the current interval between updates in milliseconds
+    static long GetUpdateInterval() { return sm_updateInterval ; }
+
+    // Can we update this window?
+    static bool CanUpdate(wxWindow* win) ;
+
+    // Reset the update time to provide a delay until the next
+    // time we should update
+    static void ResetUpdateTime() ;
+
+    // Specify how wxWindows will send update events: to
+    // all windows, or only to those which specify that they
+    // will process the events.
+    static void SetMode(wxUpdateUIMode mode) { sm_updateMode = mode; }
+
+    // Returns the UI update mode
+    static wxUpdateUIMode GetMode() { return sm_updateMode ; }
+
     virtual wxEvent *Clone() const { return new wxUpdateUIEvent(*this); }
 
 protected:
@@ -1538,6 +1574,11 @@ protected:
     bool          m_setText;
     bool          m_setChecked;
     wxString      m_text;
+#if wxUSE_LONGLONG
+    static wxLongLong       sm_lastUpdate;
+#endif
+    static long             sm_updateInterval;
+    static wxUpdateUIMode   sm_updateMode;
 
 private:
     DECLARE_DYNAMIC_CLASS(wxUpdateUIEvent)
@@ -1857,6 +1898,20 @@ private:
  wxEVT_IDLE
  */
 
+// Whether to always send idle events to windows, or
+// to only send update events to those with the
+// wxWS_EX_PROCESS_IDLE style.
+
+enum wxIdleMode
+{
+        // Send idle events to all windows
+    wxIDLE_PROCESS_ALL,
+
+        // Send idle events to windows that have
+        // the wxWS_EX_PROCESS_IDLE flag specified
+    wxIDLE_PROCESS_SPECIFIED
+};
+
 class WXDLLIMPEXP_CORE wxIdleEvent : public wxEvent
 {
 public:
@@ -1874,8 +1929,20 @@ public:
 
     virtual wxEvent *Clone() const { return new wxIdleEvent(*this); }
 
+    // Specify how wxWindows will send idle events: to
+    // all windows, or only to those which specify that they
+    // will process the events.
+    static void SetMode(wxIdleMode mode) { sm_idleMode = mode; }
+
+    // Returns the idle event mode
+    static wxIdleMode GetMode() { return sm_idleMode ; }
+
+    // Can we send an idle event?
+    static bool CanSend(wxWindow* win) ;
+
 protected:
     bool m_requestMore;
+    static wxIdleMode sm_idleMode;
 
 private:
     DECLARE_DYNAMIC_CLASS(wxIdleEvent)
@@ -2231,11 +2298,14 @@ typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureC
         static const wxEventTable        sm_eventTable; \
         virtual const wxEventTable*        GetEventTable() const;
 
+// N.B.: when building DLL with Borland C++ 5.5 compiler, you must initialize
+//       sm_eventTable before using it in GetEventTable() or the compiler gives
+//       E2233 (see http://groups.google.com/groups?selm=397dcc8a%241_2%40dnews)
 #define BEGIN_EVENT_TABLE(theClass, baseClass) \
-    const wxEventTable *theClass::GetEventTable() const \
-        { return &theClass::sm_eventTable; } \
     const wxEventTable theClass::sm_eventTable = \
         { &baseClass::sm_eventTable, &theClass::sm_eventTableEntries[0] }; \
+    const wxEventTable *theClass::GetEventTable() const \
+        { return &theClass::sm_eventTable; } \
     const wxEventTableEntry theClass::sm_eventTableEntries[] = { \
 
 #define END_EVENT_TABLE() DECLARE_EVENT_TABLE_ENTRY( wxEVT_NULL, 0, 0, 0, 0 ) };