examples/Graphics/WS/BackedUp/BackedUp.h

00001 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
00002 // All rights reserved.
00003 // This component and the accompanying materials are made available
00004 // under the terms of "Eclipse Public License v1.0"
00005 // which accompanies this distribution, and is available
00006 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
00007 //
00008 // Initial Contributors:
00009 // Nokia Corporation - initial contribution.
00010 //
00011 // Contributors:
00012 //
00013 // Description:
00014 //
00015 
00016 #if !defined(__WSBACKD1_H__)
00017 #define __WSBACKD1_H__
00018 
00019 #include "Base.h"
00020 
00022 //                                              Derived window classes
00024 // CNumberedWindow displays a number in its center and supports drag and drop
00025 class CNumberedWindow : public CWindow
00026         {
00027 public:
00028         CNumberedWindow (CWsClient* aClient);
00029         ~CNumberedWindow ();
00030         void Draw (const TRect& aRect);
00031         void HandlePointerEvent (TPointerEvent& aPointerEvent);
00032         void HandlePointerMoveBufferReady () {}
00033 private:
00034         TInt iCount;
00035         TInt    iNumber;        // Number displayed in window
00036         TPoint  iOldPos;        // Position is required for drag and drop
00037         };
00038 
00039 class CMainWindow : public CBackedUpWindow
00040         {
00041 public:
00042         CMainWindow (CWsClient* aClient);
00043         ~CMainWindow ();
00044         void Draw (const TRect& aRect);
00045         void HandlePointerEvent (TPointerEvent& aPointerEvent);
00046         void HandlePointerMoveBufferReady ();
00047         };
00048 
00050 //                                              Derived client class
00052 
00053 class CExampleWsClient : public CWsClient
00054         {
00055 public:
00056         static CExampleWsClient* NewL(const TRect& aRect);
00057 private:
00058         CExampleWsClient (const TRect& aRect);
00059         void ConstructMainWindowL();
00060         ~CExampleWsClient ();
00061         void RunL ();
00062         void HandleKeyEventL (TKeyEvent& aKeyEvent);
00063 private:
00064         CMainWindow*    iMainWindow;
00065         CNumberedWindow* iWindow1;
00066         const TRect& iRect;
00067         };
00068 
00069 
00070 #endif

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