/*
* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: tuicscrollbarmodel.h
*
*/
#ifndef T_UICSCROLLBARMODEL_H
#define T_UICSCROLLBARMODEL_H
#include <e32base.h>
/**
* TUiCScrollBarModel
*
*/
class TUiCScrollBarModel
{
public:
/**
* Constructor
*/
TUiCScrollBarModel();
public: // model
/**
* Set total height
*/
void SetHeight( TInt aHeight );
/**
* Total height
*/
TInt Height() const;
/**
* Set window height
*/
void SetWindowHeight( TInt aHeight );
/**
* Window height
*/
TInt WindowHeight() const;
/**
* Sets top position of the window
*/
void SetWindowPosition( TInt aPosition );
/**
* Top position of the window
*/
TInt WindowPosition() const;
/**
* Height of the thumb
*/
TInt ThumbHeight() const;
/**
* Position of thumb inside the window
*/
TInt ThumbPosition() const;
/**
* Returns ETrue if total height is greater than window height
*/
TBool ScrollBarNeeded() const;
private:
/**
* Returns minimum thumb height (from layout data)
*/
TInt MinimumThumbHeight() const;
/**
* Returns calculated thumb height. Thumb height is calculated,
* unless this result is smaller than MinimumThumbHeight().
*/
TInt CalculatedThumbHeight() const;
private:
TInt iHeight;
TInt iWindowHeight;
TInt iWindowPosition;
};
#endif /* T_UICSCROLLBARMODEL_H */