extras/calcsoft/inc/CalcOutSheet.h
branchRCL_3
changeset 21 10c6e6d6e4d9
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/extras/calcsoft/inc/CalcOutSheet.h	Wed Sep 01 12:29:54 2010 +0100
@@ -0,0 +1,196 @@
+/*
+* Copyright (c) 2002 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:  The OutputSheet sub-pane class, CCalcOutputSheet
+*                Derived from CCoeControl
+*                The CCalcOutputSheet displays histroy data.
+*                History data is scroll up and down.
+*
+*/
+
+
+#ifndef     CALCOUTSHEET_H
+#define     CALCOUTSHEET_H
+
+
+//  INCLUDES
+#include <coecntrl.h>
+#include <AknUtils.h>
+#include <e32std.h>
+
+#include <eikscrlb.h>
+#include <eiksbobs.h>
+
+#include <eiksbfrm.h>
+ 
+
+// CONSTANTS
+const TInt KCountOfPaperBitmaps(9);
+//  FORWARD DECLARATIONS
+class   CCalcHistory;
+class   CCalcContainer;
+class   CCalcAppEnv;
+
+//  CLASS DEFINITIONS 
+
+/**
+CCalcOutputSheet : 'OutputSheet Sub-Pane' class
+*/
+//New scrollbar used for Touch UI layout
+class CEikScrollBarFrame;
+class CCalcOutputSheet
+      : public CCoeControl , public MEikScrollBarObserver
+    {/*Class also derived from scrollbarobserver to capture scrollbar events*/
+    public:  // Constructors and destructor
+        /**
+        * Two-phased constructor.
+        * @param aContainer : Pointer of CCalcContainer class 
+        */
+        static CCalcOutputSheet* NewL(CCalcContainer* aContainer); 
+       
+        /**
+        * Destructor.
+        */
+        virtual ~CCalcOutputSheet();
+
+    
+    public:     // New functions
+        
+        
+        /**
+        * Scroll to bottom line.
+        */
+        void ScrollToBottomL(); 
+
+        /**
+        * Called after clearing calculation history.
+        */
+        void NotifyClearHistoryL();
+        
+        /**
+        * It returns whether it can scroll up or not.
+        * @return ETrue : Scroll up can be done. 
+        *         EFalse: Scroll up cannot be done.
+        */
+        TBool CanUp() const;  
+        
+        /**
+        * It returns whether it can scroll down or not.
+        * @return ETrue : Scroll up can be done. 
+        *         EFalse: Scroll up cannot be done.
+        */
+        TBool CanDown() const; 
+        
+        /**
+        * Output Sheet is scrolled up.
+        */
+        void ScrollUp();   
+        
+        /**
+        * Output Sheet is scrolled down.
+        */
+        void ScrollDown();
+
+        /**
+        * Refresh PaperBitmap Icon when the skin change event has occured.
+        */
+        inline void RefreshPaperBitmap() ;
+        /**
+        * Refresh ScalablePaperBitmap Icon when the skin change event has occured.
+        */
+        inline void RefreshScalablePaperBitmap() ;
+
+
+        inline void RefreshResultsLineBitmap() ;
+        
+        /**
+        * From MEikScrollBarObserver: to Handle scrollbar events
+        * @param CEikScrollBar* : Pointer to the scrollbar
+        * @param TEikScrollEvent : Event on the Scrollbar
+        */
+        void HandleScrollEventL(CEikScrollBar* aScrollBar, TEikScrollEvent aEventType);
+        
+        
+        /**
+        * From CCoeControl : Notifier for changing language
+        * @param aType : Type of resource change
+        */
+        void HandleResourceChange(TInt aType);
+        void HandleResourceChangeOutSheetL(TInt aType);
+ 
+        
+    private:    // New functions
+        /**
+        * C++ default constructor.
+        */
+        CCalcOutputSheet();
+
+        /**
+        * Second-phase constructor.
+        */
+        void ConstructL(CCalcContainer* aContainer);
+
+
+    private:
+    
+            
+        /**
+        * From CCoeControl : Set control size 
+        */
+        void SizeChanged();
+        
+        void SizeChangedOutSheetL();
+
+        /**
+        * From CCoeControl : Draw Output Sheet
+        * @param aRect : rectangle of Output Sheet
+        */
+        void Draw(const TRect& aRect) const;
+        
+          /**
+        * Function used to dynamically update scrollbar indicators.
+        */
+        void UpdateScrollIndicatorL();
+        
+
+    private:    // Data
+        TInt iScrollOffset;     // Scroll position
+        const CGulIcon* iCalcPaper; // Not own
+        const CGulIcon* iCalcScalablePaper[KCountOfPaperBitmaps];
+        const CGulIcon* iCalcResultsLine;
+        CCalcHistory*   iCalcHistory;    // Not own
+        CCalcContainer* iCalcContainer;  // Not own
+        CCalcAppEnv*    iCalcAppEnv;     // Not own
+        TAknLayoutRect iCalcPaperLayout[KCountOfPaperBitmaps];
+        TInt iCalcOutputSheetLines;
+        CAknsBasicBackgroundControlContext* iOpSheetContext;
+        CArrayFixFlat<TAknLayoutText>* iOperatorLayout;
+        CArrayFixFlat<TAknLayoutText>* iOperandLayout;
+        CArrayFixFlat<TAknLayoutRect>* iResultsLineLayout;
+        CArrayFixFlat<TAknLayoutRect>* iEqualLineLayout;
+        CRepository*     iCRKey;
+        TInt             iLanguage;
+        TInt            iUiLanguage;
+        CEikScrollBarFrame *iSBFrame;        //own -> pointer used for scrollbar frame
+        TAknLayoutRect  iPaperPaneRect;
+        TInt            iPrevThumbPosition;
+                    
+        // the bottom right coordinate of scrollbar  
+        TPoint          iSBBrPoint;
+    };
+
+#include "CalcOutSheet.inl"
+
+#endif      //  CALCOUTSHEET_H
+
+// End of File