examples/Graphics/WS/Scroll/Scroll.h

/*
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modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice, this
  list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
  this list of conditions and the following disclaimer in the documentation
  and/or other materials provided with the distribution.
* Neither the name of Nokia Corporation nor the names of its contributors
  may be used to endorse or promote products derived from this software
  without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Description:  
*/
// WSSCROL1.H
//


#if !defined(__WSSCROL1_H__)
#define __WSSCROL1_H__

#include "Base.h"

//                                              Derived window classes
// CNumberedWindow displays a number in its center and supports drag and drop
class CNumberedWindow : public CWindow
        {
public:
        enum EScrollDir {Up, Down};
        CNumberedWindow (CWsClient* aClient, TInt aNum);
        ~CNumberedWindow ();
        void Draw (const TRect& aRect);
        void HandlePointerEvent (TPointerEvent& aPointerEvent);
        void HandlePointerMoveBufferReady () {}
private:
        static TInt iCount;
        TInt    iNumber;        // Number displayed in window
        TPoint  iOldPos;        // Position is required for drag and drop
        TPoint  iOffset;        // Used for scrolling
        TRect   iRepeatRect;    // Boundary for pointer repeat events
        EScrollDir      iScrollDir;     // Scroll direction for pointer repeat events
        };

// CMainWindow is a plain window that just acts as a container for the
// other windows
class CMainWindow : public CWindow
        {
public:
        CMainWindow (CWsClient* aClient);
        ~CMainWindow ();
        void Draw (const TRect& aRect);
        void HandlePointerEvent (TPointerEvent& aPointerEvent);
        };

//                                              Derived client class

class CExampleWsClient : public CWsClient
        {
public:
        static CExampleWsClient* NewL(const TRect& aRect);
private:
        CExampleWsClient (const TRect& aRect);
        void ConstructMainWindowL();
        ~CExampleWsClient ();
        void RunL ();
        void HandleKeyEventL (TKeyEvent& aKeyEvent);
private:
        CMainWindow*    iMainWindow;
        CNumberedWindow* iWindow1;
        const TRect& iRect;
        };


#endif

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