preparation for allowing to use wxTimer in wxBase (heavily modified patch 1113088):

1. Changed wxTimer to use wxTimerImpl
2. Added Unix-specific generic timer implementation
3. Added wxAppTraits::CreateTimerImpl()


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45544 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/os2/private/timer.h

@@ -0,0 +1,47 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/os2/private/timer.h
+// Purpose:     wxTimer class
+// Author:      David Webster
+// Modified by:
+// Created:     10/17/99
+// RCS-ID:      $Id$
+// Copyright:   (c) David Webster
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_TIMER_H_
+#define _WX_TIMER_H_
+
+#include "wx/private/timerimpl.h"
+
+class WXDLLEXPORT wxOS2TimerImpl: public wxTimerImpl
+{
+friend void wxProcessTimer(wxOS2TimerImpl& timer);
+
+public:
+    wxOS2TimerImpl(wxTimer *timer) : wxTimerImpl(timer) { Init(); }
+    virtual ~wxOS2TimerImpl();
+
+    virtual void Notify(void);
+    virtual bool Start( int  nMilliseconds = -1
+                       ,bool bOneShot = FALSE
+                      );
+    virtual void Stop(void);
+
+    inline virtual bool IsRunning(void) const { return m_ulId != 0L; }
+    inline          int GetTimerId(void) const { return m_idTimer; }
+
+protected:
+    void Init(void);
+
+    ULONG                            m_ulId;
+    HAB                              m_Hab;
+};
+
+extern ULONG wxTimerProc( HWND  WXUNUSED(hwnd)
+                         ,ULONG
+                         ,int   nIdTimer
+                         ,ULONG
+                        );
+#endif
+    // _WX_TIMER_H_