Added Aleksandras' framelayout code, with more or less working Linux Makefiles

General makefiles to be added later.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1876 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

utils/framelayout/src/antiflickpl.h

@@ -0,0 +1,59 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        No names yet.
+// Purpose:     Contrib. demo
+// Author:      Aleksandras Gluchovas (@Lithuania)
+// Modified by:
+// Created:     23/10/98
+// RCS-ID:      $Id$
+// Copyright:   (c) Aleksandras Gluchovas
+// Licence:   	wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef __ANTIFLICKPL_G__
+#define __ANTIFLICKPL_G__
+
+#include "controlbar.h"
+
+class cbAntiflickerPlugin : public cbPluginBase
+{
+	DECLARE_DYNAMIC_CLASS( cbAntiflickerPlugin )
+protected:
+	// double-buffers are shared "resource" among all instances of 
+	// antiflicker plugin within the application 
+	//
+	// TODO:: locking should be implemented, for multithreaded GUIs
+
+	static wxBitmap*   mpVertBuf;
+	static wxBitmap*   mpHorizBuf;
+	static wxMemoryDC* mpVertBufDc;
+	static wxMemoryDC* mpHorizBufDc;
+
+	static int mRefCount;
+
+	wxDC*  mpLRUBufDc; // last-reacently-used buffer
+	wxRect mLRUArea;   // last-reacently-used area
+
+protected:
+	// returns NULL, if sutable buffer is not present
+	wxDC* FindSuitableBuffer( const wxRect& forArea );
+	wxDC* AllocNewBuffer( const wxRect& forArea );
+	wxDC& GetWindowDC();
+
+	wxDC& GetClientDC();
+public:
+
+	cbAntiflickerPlugin(void);
+
+	cbAntiflickerPlugin( wxFrameLayout* pPanel, int paneMask = wxALL_PANES );
+
+	virtual ~cbAntiflickerPlugin();
+
+	// handlers for plugin events
+
+	void OnStartDrawInArea ( cbStartDrawInAreaEvent& event );
+	void OnFinishDrawInArea( cbFinishDrawInAreaEvent& event );
+
+	DECLARE_EVENT_TABLE()
+};
+
+#endif