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/*
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* Copyright (c) 1997-2009 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:
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*
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*/
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#if !defined(__EIKDPAGE_H__)
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#define __EIKDPAGE_H__
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#include <coeccntx.h>
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#include <eiksbfrm.h>
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#include <coecobs.h>
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#include <eikedwob.h>
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#include <AknPopupFieldText.h>
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#include <AknControl.h>
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//
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// Forward declarations.
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//
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class CEikCapCArray;
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class CEikCaptionedControl;
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class CEikDialogPageContainer;
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class CEikEdwin;
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class CEikLabel;
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class MEikDialogPageObserver;
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struct SEikControlInfo;
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class CAknLayoutData;
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class CDialogPageExtension;
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class CEikFormAnim;
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class MEikFormAnimObserver;
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class CAknPaneScroll;
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class CAknFormPhysics;
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/**
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* The CEikDialogPage class implements a scrollable dialog page control.
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*
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* @internal
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* @since ER5U
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*/
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NONSHARABLE_CLASS(CEikDialogPage) :
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public CAknControl,
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public MCoeControlObserver,
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public MEikScrollBarObserver,
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public MEikEdwinSizeObserver,
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public MAknPopupFieldObserver,
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public MEikEdwinObserver
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{
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public:
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enum TFocusNavigationMode
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{
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ECyclic,
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ENonCyclic
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};
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enum TAScrollBarBreadthAllocationMode
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{
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ENone =0x0000,
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EScrollBarBreadthPreAllocated =0x1000
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};
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/**
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* Enumeration to express what layout is currently being used. Note that the use of
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* bitmaps on the left is controlled by D
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*
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*/
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enum TFormLayoutSelection
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{
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ESingle,
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EDouble
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};
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/**
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* Used with iFormFlags to indicate where optimisations may or may not occur.
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* Uses bits above 0x100 as those below are used as static form flags for configuration by resource file.
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*/
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enum TDynamicFormFlags
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{
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EFormResizeOptimisationFlag = 0x100 ,
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EFormForceEdwinResizeFlag = 0x200
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} ;
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public:
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~CEikDialogPage();
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static CEikDialogPage* NewL(TInt aId,RWindow& aViewWin,CEikScrollBarFrame& aSBFrame,const CEikDialogPageContainer& aParent,MEikDialogPageObserver* aPageObserver);
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static CEikDialogPage* NewLC(TInt aId,RWindow& aViewWin,CEikScrollBarFrame& aSBFrame,const CEikDialogPageContainer& aParent,MEikDialogPageObserver* aPageObserver);
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static CEikDialogPage* NewL(TInt aId,RWindow& aViewWin,CEikScrollBarFrame& aSBFrame,const CEikDialogPageContainer& aParent,MEikDialogPageObserver* aPageObserver,TResourceReader& aReader);
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static CEikDialogPage* NewLC(TInt aId,RWindow& aViewWin,CEikScrollBarFrame& aSBFrame,const CEikDialogPageContainer& aParent,MEikDialogPageObserver* aPageObserver,TResourceReader& aReader);
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void SetDataPosition( TInt aTopY, TInt aBottomY, TBool aForceResize );
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TSize PreferredSize() const;
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void SetActiveL();
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void SetActiveAndFocusL();
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void SetInactiveL();
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TInt PageId() const;
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TInt LineId(const CCoeControl& aControl) const;
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TBool SetInitialFocus();
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CCoeControl* CreateLineByTypeL(const TDesC& aCaption,TInt aLineId,TInt aControlType,TAny* aReturnValue);
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CCoeControl* Control(TInt aLineId) const;
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CCoeControl* ControlOrNull(TInt aLineId) const;
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TInt ControlHeight(TInt aLineIndex) const;
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CEikCaptionedControl* Line(TInt aLineId) const;
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CEikCaptionedControl* LineOrNull(TInt aLineId) const;
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CEikCaptionedControl* CurrentLine() const;
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void SetDensePacking(TBool aDensePacking);
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void InsertLineL(TInt aPosition,TInt aResourceId);
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void DeleteLine(TInt aLineId,TBool aRedrawNow);
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void AdjustAllIds(TInt aControlIdDelta);
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TInt FocusLineL(TInt aLineId);
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TInt FocusedLineId() const;
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void GetAutoValues();
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TKeyResponse OfferUpDownKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType,TFocusNavigationMode aFocusNavigationMode);
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TBool OwnsLine(TInt aLineId) const;
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void ResetLineMinimumSizes();
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TInt FindLineIndex(const CCoeControl* aControl) const;
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TBool RotateFocusByL(TInt aDelta);
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TKeyResponse OfferHotKeysKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType);
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TBool TakesEnterKey();
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TInt LineIndex(TInt aLineId);
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void ReportPageChangedL();
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TInt GetFormFlags() const;
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void SetFormFlag( TInt16 aFlag, TBool aEnable ) ; // used with TDynamicFormFlags
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void ConstructFormFromResourceL( TResourceReader& aReader ) ;
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void SetEditableL( TBool aEditable, TBool aActivePage ) ;
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TBool IsEditable() const;
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TBool IsForm() const;
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void SetDoubleQuery(TBool aIsDoubleQuery);
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CEikFormAnim* AcquireAnim( TBool aAcquire, MEikFormAnimObserver* aObserver ) const;
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public:
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void UpdateScrollBarL();
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TBool LineHandlerCalled() const;
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public: // from CCoeControl
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TSize MinimumSize();
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virtual void GetColorUseListL(CArrayFix<TCoeColorUse>& aColorUseList) const;
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virtual void HandleResourceChange(TInt aType);
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virtual void PrepareForFocusLossL();
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virtual void SetDimmed(TBool aDimmed);
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virtual TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType);
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public: // from MCoeControlObserver
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virtual void HandleControlEventL(CCoeControl* aControl,TCoeEvent aEventType);
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public: // from MEikEdwinSizeObserver
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virtual TBool HandleEdwinSizeEventL(CEikEdwin* aEdwin, TEdwinSizeEvent aEventType, TSize aDesirableEdwinSize);
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public: // from MEikEdwinObserver
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virtual void HandleEdwinEventL(CEikEdwin* aEdwin,TEdwinEvent aEventType);
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public: // from MAknPopupFieldObserver
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virtual void HandlePopupFieldEventL(CAknPopupField* aPopupField, TAknPopupFieldEvent aEventType, TInt aHint);
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public:
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void SetPageContainer(const CEikDialogPageContainer* aPageContainer);
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const CEikDialogPageContainer* PageContainer() const;
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protected: // from CCoeControl
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void WriteInternalStateL(RWriteStream& aWriteStream) const;
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void SizeChanged();
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TInt CountComponentControls() const;
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CCoeControl* ComponentControl(TInt aIndex) const;
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void FocusChanged(TDrawNow aDrawNow);
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void Draw(const TRect& aRect) const;
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public:
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// added to allow Form format to be set by API
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IMPORT_C void SetFormLayout(TFormLayoutSelection aLayout);
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IMPORT_C TFormLayoutSelection FormLayout() const;
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public:
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public:
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TBool IsAtOrOffTopOfPage(const CCoeControl* aControl) const;
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TBool IsAtOrOffBottomOfPage(const CCoeControl* aControl) const ;
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public:
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TBool VisibleSizeOnPage(TInt& aHeightOfControlVisibleOnPage, const CCoeControl* aControl) const;
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/**
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* Scrolls cached drawing commands by @c aDelta pixels in y direction.
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*
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* @param aDelta A y-asix base on the sliding control's coordinate.
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* @param aDrawNow Whether or not the view should be drawn.
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*/
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void ScrollCacheByPixels( TInt aDelta,
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TBool aDrawNow = ETrue );
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/**
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* Updates line's cached drawing commands.
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*/
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void UpdateLineInCache( CEikCaptionedControl* aLine );
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/**
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* Physics simulation ended.
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*/
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void Synchronize();
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/**
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* Can be used to query whether highlight graphics should be drawn.
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*
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* @since S60 5.2
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*
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* @return ETrue if highlight should be drawn.
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*/
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TBool HighlightVisible() const;
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protected: // from MEikScrollBarObserver
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virtual void HandleScrollEventL(CEikScrollBar* aScrollBar,TEikScrollEvent aEventType);
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private: // new functions
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void AfterAddingNewLinesL(TInt aNewLineAdded);
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CEikDialogPage(TInt aId,RWindow& aViewWin,CEikScrollBarFrame& aSBFrame,MEikDialogPageObserver* aPageObserver);
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void ConstructL();
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void ConstructFromResourceL(TResourceReader& aReader, TBool aFormControl = EFalse );
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void ConstructByTypeL(TInt aControlType,CEikCaptionedControl* aLine,CCoeControl* aContainer);
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void ShowFocus(TBool aFocus, TBool aRedraw=ETrue);
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SEikControlInfo CreateCustomControlL(TInt aControlType);
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void ChangeFocusTo(TInt aLineIndex);
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void PrepareForFocusTransitionL();
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void ChangeFocusToAndExposeL(TInt aLine,TBool aShowWholeControl=EFalse);
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TInt TopFocusableLine() const;
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TInt BottomFocusableLine() const;
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TBool LineIsFocusable(TInt aLine) const;
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TBool ResizeEdwinToFitTextL(CEikEdwin* aEdwin, TDrawNow aDrawNow, TSize aDesirableEdwinSize);
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void ExposeLine(TInt aLine, TBool aForceResize, TBool aShowWholeLine = EFalse );
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void PassOnEventL(CCoeControl* aControl,MCoeControlObserver::TCoeEvent aEvent);
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CEikCaptionedControl* ConstructLineL(TInt aResourceId);
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CEikCaptionedControl* ConstructLineL(TResourceReader& aReader);
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TKeyResponse HandleCyclicFocusNavigationKeyL(const TKeyEvent& aKeyEvent);
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TKeyResponse HandleNonCyclicFocusNavigationKeyL(const TKeyEvent& aKeyEvent);
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void MakeEdwinScrollbarsVisibleL(TBool aVisible);
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void LineChangedL(TInt aControlId);
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void UpdateScrollBarThumb();
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void ReconsiderPageSize();
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void PrepareToDrawVerticalLine() const;
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/**
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* Specialized pointer event handling for forms.
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*/
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void HandleFormPointerEventL( const TPointerEvent& aPointerEvent );
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/**
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* Updates physics data.
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*/
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void UpdatePhysics();
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/**
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* Callback for highlight timer.
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*/
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static TInt HighlightTimerCallBack( TAny* aPtr );
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/**
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* Handles highlight timer's expiration.
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*/
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void HandleHighlightTimer();
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/**
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* Performs forced redraw of aControl and its component controls.
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*/
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void DrawControl( CCoeControl* aControl ) const;
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/**
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* Record all lines drawing commands to the cache. Existing cache is purged.
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*/
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void RecordLinesL();
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/**
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* Records one line's drawing commands to the cache replacing existing commands for that line.
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*/
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void RecordLineL( TInt aLine );
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/**
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* Removes pressed down highlight.
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*/
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void RemovePressedDownHighlight();
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/**
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* Sets highlight's visibility.
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*
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* @since S60 5.2
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*
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* @param aVisible ETrue to set highlight visible.
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*/
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void HighlightVisible( TBool aVisible );
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enum TScrollDirection
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{
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ESingleLineScrollUp ,
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ESingleLineScrollDown
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} ;
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void RegisterComponentL(TInt aControlType, CCoeControl* aControl, CEikCaptionedControl* aLine);
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static void CommonConstructCodeBetweenNewL(CEikDialogPage& aDialogPage, const CEikDialogPageContainer& aParent);
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public:
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TBool AnythingToDisplay() const;
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CEikCaptionedControl* LineOnPageOrNull(TInt aLine) const;
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TInt NumberOfLines() const;
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CEikCaptionedControl* LineByIndex(TInt aIndex) const;
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private:
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CEikCapCArray* iLines;
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MEikDialogPageObserver* iPageObserver;
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TInt iPageId;
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TInt iCurrentLine;
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TInt16 iFormFlags ;
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TBool iIsEditable;
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TBool iFormControl ;
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TInt iLastExposedLine;
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TInt iLastExposedLineViewWinYPosition;
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const CEikDialogPageContainer* iPageContainer;
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TFormLayoutSelection iFormLayout;
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CAknPaneScroll *iScroll;
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public:
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mutable CEikEdwin* iIgnoreFurtherEdwinResizeEvents;
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private:
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CDialogPageExtension* iExtension;
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void DrawEmptyListL( CWindowGc& aGc );
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CAknFormPhysics* iPhysics;
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/**
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* Stores highlight's visibility.
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*/
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TBool iHighlightVisible;
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public:
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/**
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* HandlePointerEventL
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* Function notifys the pages observer that the page has been tapped. (stylus down&up)
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* @param aPointerEvent the pointer event.
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*/
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virtual void HandlePointerEventL(const TPointerEvent& aPointerEvent);
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void SetScbState(TBool aExternal);
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TBool ScbState() const;
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private:
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/**
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* From CAknControl
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*/
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IMPORT_C void* ExtensionInterface( TUid aInterface );
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};
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/**
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* The CEikDialogPageContainer class contains one or more dialog pages and provides an interface to the active
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* page.
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*
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* @internal
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* @since ER5U
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*/
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NONSHARABLE_CLASS(CEikDialogPageContainer) : public CAknControl, public MCoeControlContext, public MCoeControlHitTest
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{
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public:
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~CEikDialogPageContainer();
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static CEikDialogPageContainer* NewL(const CCoeControl& aParent,MEikDialogPageObserver* aPageObserver);
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static CEikDialogPageContainer* NewLC(const CCoeControl& aParent,MEikDialogPageObserver* aPageObserver);
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TSize PreferredSize(const TSize& aMaxSize) const;
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void SetActivePageByIdL(TInt aPageId);
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void SetActivePageByIndexL(TInt aPageIndex);
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TInt ActivateFirstPageL();
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void AddPageL(TInt aPageId);
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void AddPageL(TInt aPageId,TResourceReader& aReader);
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TBool SetInitialFocus();
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CEikCaptionedControl* Line(TInt aLineId) const;
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CEikCaptionedControl* LineOrNull(TInt aLineId) const;
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CEikCaptionedControl* CurrentLine() const;
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void SetPageDensePacked(TInt aPageId,TBool aDensePacked);
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void SetAllPagesDensePacked(TBool aDensePacked);
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void SetPageDimmed(TInt aPageId,TBool aDimmed,TDrawNow aDrawNow);
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TBool IsActivePageDimmed() const;
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TInt LineId(const CCoeControl& aControl) const;
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void InsertLineL(TInt aPosition,TInt aPageId,TInt aResourceId);
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void DeleteLine(TInt aLineId, TBool aRedrawNow);
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void AdjustAllIds(TInt aPageId,TInt aControlIdDelta);
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CCoeControl* CreateLineByTypeL(const TDesC& aCaption,TInt aLineId,TInt aControlType,TAny* aReturnValue);
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CCoeControl* CreateLineByTypeL(const TDesC& aCaption,TInt aPageId,TInt aLineId,TInt aControlType,TAny* aReturnValue);
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TInt FocusLineL(TInt aLineId);
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TInt FocusedLineId() const;
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void GetAutoValues();
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TKeyResponse OfferUpDownKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType,CEikDialogPage::TFocusNavigationMode aFocusNavigationMode);
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TInt ActivePageId() const;
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TInt ActivePageIndex() const;
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void ResetLineMinimumSizes();
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389 |
TInt FindLineIndex(const CCoeControl& aControl) const;
|
|
390 |
TBool RotateFocusByL(TInt aDelta);
|
|
391 |
TInt NumPages() const;
|
|
392 |
TKeyResponse OfferHotKeysKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType);
|
|
393 |
TBool TakesEnterKey();
|
|
394 |
TInt FindPageIndexForLineId(TInt aLineId);
|
|
395 |
CEikDialogPage* Page( TInt aPageID ) ;
|
|
396 |
void SetEditableL( TBool aEditable ) ;
|
|
397 |
|
|
398 |
CEikFormAnim* AcquireAnim( TBool aAcquire, MEikFormAnimObserver* aObserver ) const;
|
|
399 |
|
|
400 |
public: // from CCoeControl
|
|
401 |
virtual void Draw(const TRect& aRect) const;
|
|
402 |
virtual TSize MinimumSize();
|
|
403 |
virtual void PrepareForFocusLossL();
|
|
404 |
virtual TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType);
|
|
405 |
virtual void HandleResourceChange(TInt aType);
|
|
406 |
public: // from MCoeControlContext
|
|
407 |
virtual void PrepareContext(CWindowGc& aGc) const;
|
|
408 |
public:
|
|
409 |
TBool HitRegionContains( const TPoint& aPoint, const CCoeControl& aControl ) const;
|
|
410 |
public:
|
|
411 |
void SetPageFormSized(const TRect& aRect);
|
|
412 |
protected: // from CCoeControl
|
|
413 |
virtual void SizeChanged();
|
|
414 |
virtual TInt CountComponentControls() const;
|
|
415 |
virtual CCoeControl* ComponentControl(TInt aIndex) const;
|
|
416 |
virtual void ActivateL();
|
|
417 |
virtual void FocusChanged(TDrawNow aDrawNow);
|
|
418 |
virtual void WriteInternalStateL(RWriteStream& aWriteStream) const;
|
|
419 |
public:
|
|
420 |
void SetPageSelector(const CEikDialogPageSelector* aPageSelector);
|
|
421 |
const CEikDialogPageSelector* PageSelector() const;
|
|
422 |
private:
|
|
423 |
CEikDialogPageContainer(MEikDialogPageObserver* aPageObserver);
|
|
424 |
void ConstructL(const CCoeControl& aParent);
|
|
425 |
void ConstructFromResourceL(TResourceReader& aReader,const CCoeControl& aParent);
|
|
426 |
void CommonConstructL(const CCoeControl& aParent);
|
|
427 |
void CreatePageArrayL();
|
|
428 |
TInt PageIndex(TInt aPageId) const;
|
|
429 |
TInt PageId(TInt aIndex) const;
|
|
430 |
TInt PageIdFromLineId(TInt aLineId) const;
|
|
431 |
public:
|
|
432 |
void CreateScrollBarL(const CCoeControl& aParent);
|
|
433 |
CEikScrollBarFrame* ScrollBar() const;
|
|
434 |
|
|
435 |
private:
|
|
436 |
CEikScrollBarFrame* iSBFrame;
|
|
437 |
CArrayPtr<CEikDialogPage>* iPageArray;
|
|
438 |
MEikDialogPageObserver* iPageObserver;
|
|
439 |
TInt iActivePage;
|
|
440 |
const CEikDialogPageSelector* iPageSelector;
|
|
441 |
TBool iForm;
|
|
442 |
TBool iIsEditable;
|
|
443 |
|
|
444 |
/**
|
|
445 |
* A singleton animation object for interfacing AknsEffectAnimation. All
|
|
446 |
* captioned controls (in all dialog pages) share the same animation.
|
|
447 |
* Only animation creation and memory management is vested here. Actual
|
|
448 |
* animation usage is implemented in CaptionedControl.
|
|
449 |
*/
|
|
450 |
CEikFormAnim* iAnimation;
|
|
451 |
};
|
|
452 |
|
|
453 |
#endif
|