sttspanestitlecontainer.cpp

《基于Symbian OS的手机开发与应用实践》这本书的配套源码。

/*
* ============================================================================
*  Name     : CSttsPanesTitleContainer from SttsPanesTitleContainer.h
*  Part of  : SttsPanes
*  Created  : 02.04.2005 by ToBeReplacedByAuthor
*  Implementation notes:
*     Initial content was generated by Series 60 Application Wizard.
*  Version  :
*  Copyright: ToBeReplacedByCopyright
* ============================================================================
*/

// INCLUDE FILES
#include "SttsPanesTitleContainer.h"

#include <barsread.h>  // BAFL, for resource reader
#include <eikspane.h>
#include <avkon.hrh>
#include <akntitle.h> // for title pane
#include <SttsPanes.mbg>
#include <SttsPanes.rsg>

#include "SttsPanes.hrh"

_LIT( KSttsPanesBitMapFile, "\\system\\apps\\sttspanes\\sttspanes.mbm" );

// ================= MEMBER FUNCTIONS =======================

// ---------------------------------------------------------
// CSttsPanesTitleContainer::ConstructL(const TRect& aRect)
// EPOC two phased constructor
// ---------------------------------------------------------
//
void CSttsPanesTitleContainer::ConstructL(const TRect& aRect)
    {
    CreateWindowL();

    CEikStatusPane* sp = iEikonEnv->AppUiFactory()->StatusPane();
    iTitlePane = static_cast< CAknTitlePane* >(sp->ControlL( TUid::Uid( EEikStatusPaneUidTitle ) ));
    
    iListBox = new(ELeave)CAknSingleStyleListBox();
    iListBox->SetContainerWindowL(*this);
    TResourceReader reader;
    CEikonEnv::Static()->CreateResourceReaderLC(reader, R_TITLECONTAINER_LISTBOX);
    iListBox->ConstructFromResourceL( reader );
    CleanupStack::PopAndDestroy(); // resource stuffs. 
    iListBox->ActivateL();
    iListBox->CreateScrollBarFrameL(ETrue);
    iListBox->ScrollBarFrame()->SetScrollBarVisibilityL(CEikScrollBarFrame::EOn, CEikScrollBarFrame::EOn);

    SetRect(aRect);
    ActivateL();
    }

// Destructor
CSttsPanesTitleContainer::~CSttsPanesTitleContainer()
    {
    delete iListBox;
    }

// ---------------------------------------------------------
// CSttsPanesTitleContainer::SizeChanged()
// Called by framework when the view size is changed
// ---------------------------------------------------------
//
void CSttsPanesTitleContainer::SizeChanged()
    {
    // TODO: Add here control resize code etc.
    iListBox->SetRect( Rect());
    }

// ---------------------------------------------------------
// CSttsPanesTitleContainer::CountComponentControls() const
// ---------------------------------------------------------
//
TInt CSttsPanesTitleContainer::CountComponentControls() const
    {
    return 1; // return nbr of controls inside this container
    }

// ---------------------------------------------------------
// CSttsPanesTitleContainer::ComponentControl(TInt aIndex) const
// ---------------------------------------------------------
//
CCoeControl* CSttsPanesTitleContainer::ComponentControl(TInt aIndex) const
    {
    switch ( aIndex )
        {
        case 0:
            return iListBox;
        default:
            return NULL;
        }
    }

// ---------------------------------------------------------
// CSttsPanesTitleContainer::Draw(const TRect& aRect) const
// ---------------------------------------------------------
//
void CSttsPanesTitleContainer::Draw(const TRect& /*aRect*/) const
    {
    CWindowGc& gc = SystemGc();
    gc.Clear();
    }

// ---------------------------------------------------------
// CSttsPanesTitleContainer::OfferKeyEventL(...)
// Notify key events to editors.
// ---------------------------------------------------------
//
TKeyResponse CSttsPanesTitleContainer::OfferKeyEventL(
    const TKeyEvent& aKeyEvent, TEventCode aType)
    {
    if ( aType != EEventKey ) 
        {
        return EKeyWasNotConsumed;
        }
    if (aKeyEvent.iCode == EKeyRightArrow || aKeyEvent.iCode == EKeyLeftArrow)
        {
        return EKeyWasNotConsumed;
        }
    if (iListBox)
        {
        TKeyResponse ret = iListBox->OfferKeyEventL(aKeyEvent, aType);
        if (aKeyEvent.iCode == EKeyUpArrow || aKeyEvent.iCode == EKeyDownArrow)
            {
            TInt idx (iListBox->CurrentItemIndex());
            ChangeTitlePaneL(idx);
            }
        return ret;
        }
    return EKeyWasNotConsumed;
    }
    
void CSttsPanesTitleContainer::ChangeTitlePaneL(const TInt& aIdx)
    {
    switch (aIdx)
        {
        case 0:
            {
            iTitlePane->SetTextToDefaultL();
            break;
            }
        case 1:    
            {
            iTitlePane->SetTextL(_L("Short Title"));
            break;
            }
        case 2:
            {
            iTitlePane->SetTextL(_L("This is a long title that wraps"));
            break;
            }
        case 3:
            {
            iTitlePane->SetTextL(_L("This is a very very long title and can't display in two lines"));
            break;
            }
        case 4:
            {
            iTitlePane->SetPictureFromFileL(KSttsPanesBitMapFile,EMbmSttspanesTitle1);
            break;
            }
        case 5:
            {
            iTitlePane->SetPictureFromFileL(KSttsPanesBitMapFile,EMbmSttspanesTitle2, EMbmSttspanesTitle2mask);
            break;
            }
        default:
            {
            iTitlePane->SetTextToDefaultL();
            break;
            }
        }    
    }

// End of File