/*+
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* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).+
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* All rights reserved.+
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* This component and the accompanying materials are made available+
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* under the terms of "Eclipse Public License v1.0""+
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* which accompanies this distribution, and is available+
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".+
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*+
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* Initial Contributors:+
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* Nokia Corporation - initial contribution.+
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*+
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* Contributors:+
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*+
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* Description:  The Function-Map's button class, CCalcCommandButton+
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*                Derived from CEikCommandButtonBase+
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*                The CCalcCommandButton is flat button.+
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*                In making disable, it calls SetDimmed() function.+
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*+
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*/+
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+
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+
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#ifndef     CALCCMDBTN_H+
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#define     CALCCMDBTN_H+
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+
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+
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#include <coecntrl.h>+
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#include <aknutils.h>+
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+
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//  CLASS DEFINITIONS +
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class CCalcFuncmapSubPane;+
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+
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/**+
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CCalcCommandButton : The button class for FunctionMap of a calculator+
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*/+
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+
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class CCalcCommandButton +
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      : public CCoeControl+
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    {+
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    public:+
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        enum TState  // Button state for bitmap.+
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            {+
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            ENormal,    // Button is normal.+
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            EPressed,   // Button is pushed.+
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            EDimmed     // Button is dimmed.+
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            };+
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+
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    public: // Constructors and destructor +
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        /**+
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        * Two-phased constructor.+
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        * @param aFuncmapSubPane : CCalcFuncmapSubPane pointer +
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        * @param aUnpressedBmp : Bitmap for unpressed button+
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        * @param aPressedBmp : Bitmap for pressed button+
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        * @param aInactiveBmp : Bitmap for inactive button+
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        */+
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        static CCalcCommandButton* NewL(+
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            CCalcFuncmapSubPane* aFuncmapSubPane,+
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            const CGulIcon* aUnpressedBmp,+
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            const CGulIcon* aPressedBmp,+
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            const CGulIcon* aInactiveBmp); +
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        +
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        /**+
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        * Destructor.+
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        */+
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        virtual ~CCalcCommandButton();+
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        +
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        +
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    public: // New functions+
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        /**+
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        * Button state is set and re-draw.+
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        * @param aState : State of a button (ENormal || EPressed || ESelected)+
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        */+
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        void SetStateAndRedraw(const TState& aState);+
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+
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        /**+
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        * Set flag which button is selected or not, and redraw.+
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        * @param aIsSelected : Button is selected or not.+
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        */+
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        void SetIsSelectedAndRedraw(TBool aIsSelected);+
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+
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        /**+
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        * Return Current state of a button.+
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        * @return Current state of a button (ENormal || EPressed || ESelected)+
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        */+
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        TState State() const;+
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+
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		/**+
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		 *Sets iUnpressedButton, iPressedButton, iInactiveButton bitmap arrays to the current bitmaps.+
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		 * @param aUnpressedButtonIcon: Icon for Unpressed button +
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         * @param aPressedButtonIcon :  Icon for  pressed button+
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         * @param aInactiveButtonIcon : Icon for Inactive button        +
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		*/+
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		void SetBitmapIcons(CGulIcon* aUnpressedButtonIcon,+
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                    CGulIcon* aPressedButtonIcon,+
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                    CGulIcon* aInactiveButtonIcon);+
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        /**+
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        * Gets the button layout+
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        * Used for touch support.+
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        */+
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        TRect ButtonLayout();+
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    +
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    private: // New functions+
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        /**+
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        * C++ default constructor.+
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        */+
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        CCalcCommandButton();+
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       +
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        /**+
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        * Second-phase constructor.+
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        * @param aFuncmapSubPane : CCalcFuncmapSubPane pointer +
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        * @param aUnpressedBmp : Bitmap for unpressed button+
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        * @param aPressedBmp : Bitmap for pressed button+
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        * @param aInactiveBmp : Bitmap for inactive button+
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        */+
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        void ConstructL(+
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                CCalcFuncmapSubPane* aFuncmapSubPane,+
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                const CGulIcon* aUnpressedBmp,+
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                const CGulIcon* aPressedBmp,+
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                const CGulIcon* aInactiveBmp); +
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        +
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        +
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    private:  // Functions from base classes+
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        /**+
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        * From CCoeControl : Data of control is set.+
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        */+
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        void SizeChanged();+
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+
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        /**+
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        * From CCoeControl : Draw a button+
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        * @param aRect : Size of a button+
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        */+
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        void Draw(const TRect& aRect) const;+
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+
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        +
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    private:  // Data+
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        TState  iState;      // Current state of a button+
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        TBool   iIsSelected; // If Button selected TRUE+
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        const CGulIcon*   iUnpressedButton;   // Unpressed button bitmap+
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        const CGulIcon*   iPressedButton;     // Pressed button bitmap+
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        const CGulIcon*   iInactiveButton;    // Inactive button bitmap+
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        TAknLayoutRect    iLayoutRect;        // rectangle of button +
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    };+
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+
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+
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#endif      //  CALCCMDBTN_H+
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+
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// End of File+
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