switched to wxEventLoopBase/wxEventLoop implementation (instead of m_impl based one) for wxMSW; minimal changes for the other ports

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28549 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/evtloop.h

@@ -0,0 +1,50 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/msw/evtloop.h
+// Purpose:     wxEventLoop class for MSW
+// Author:      Vadim Zeitlin
+// Modified by:
+// Created:     2004-07-31
+// RCS-ID:      $Id$
+// Copyright:   (c) 2003-2004 Vadim Zeitlin <vadim@wxwindows.org>
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_MSW_EVTLOOP_H_
+#define _WX_MSW_EVTLOOP_H_
+
+// ----------------------------------------------------------------------------
+// wxEventLoop
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxEventLoop : public wxEventLoopBase
+{
+public:
+    wxEventLoop();
+
+    // implement base class pure virtuals
+    virtual int Run();
+    virtual void Exit(int rc = 0);
+    virtual bool Pending() const;
+    virtual bool Dispatch();
+    virtual bool IsRunning() const;
+
+    // MSW-specific methods
+    // --------------------
+
+    // preprocess a message, return true if processed (i.e. no further
+    // dispatching required)
+    virtual bool PreProcessMessage(WXMSG *msg);
+
+    // process a single message
+    virtual void ProcessMessage(WXMSG *msg);
+
+protected:
+    // should we exit the loop?
+    bool m_shouldExit;
+
+    // the loop exit code
+    int m_exitcode;
+};
+
+#endif // _WX_MSW_EVTLOOP_H_
+