labelcontainer.cpp

《基于Symbian OS的手机开发与应用实践》这本书的配套源码。

/*
* ============================================================================
*  Name     : CLabelContainer from LabelContainer.h
*  Part of  : Label
*  Created  : 22.02.2006 by ToBeReplacedByAuthorToBeReplacedByAuthor
*  Implementation notes:
*     Initial content was generated by Series 60 Application Wizard.
*  Version  :
*  Copyright: ToBeReplacedByCopyright
* ============================================================================
*/

// INCLUDE FILES
#include "LabelContainer.h"

#include <eiklabel.h>  // for example label control
#include <AknUtils.h>  // for font 

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

// ---------------------------------------------------------
// CLabelContainer::ConstructL(const TRect& aRect)
// EPOC two phased constructor
// ---------------------------------------------------------
//
void CLabelContainer::ConstructL(const TRect& aRect)
    {
    CreateWindowL();
    //iStartPoint  = TPoint (10, 10); 
    //rectLabel.iBr= TPoint(150, 30);

    iLabel = new (ELeave) CEikLabel;
    iLabel->SetContainerWindowL( *this );
    iLabel->SetTextL( _L("Simple Label") );
    iLabel->SetExtent( TPoint(10, 10), TSize (150, 30)); 
    SetLabelStyle(1);

    SetRect(aRect);
    ActivateL();
    }

// Destructor
CLabelContainer::~CLabelContainer()
    {
    delete iLabel;
    }

// ---------------------------------------------------------
// CLabelContainer::SizeChanged()
// Called by framework when the view size is changed
// ---------------------------------------------------------
//
void CLabelContainer::SizeChanged()
    {
    // TODO: Add here control resize code etc.
    //iLabel->SetExtent( TPoint(10,10), iLabel->MinimumSize() );
    iLabel->SetExtent( TPoint(10, 10), TSize (150, 30)); 
    }

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

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

// ---------------------------------------------------------
// CLabelContainer::Draw(const TRect& aRect) const
// ---------------------------------------------------------
//
void CLabelContainer::Draw(const TRect& aRect) const
    {
    CWindowGc& gc = SystemGc();
    // TODO: Add your drawing code here
    // example code...
    gc.SetPenStyle( CGraphicsContext::ENullPen );
    gc.SetBrushColor( KRgbGray );
    gc.SetBrushStyle( CGraphicsContext::ESolidBrush );
    gc.DrawRect( aRect );
    gc.SetBrushColor( KRgbWhite); 
    TRect rect;
    rect.iTl = TPoint (10, 10);
    rect.SetSize(TSize (150, 30 ));
    gc.SetPenStyle ( CGraphicsContext::ESolidPen); 
    gc.DrawRect (rect ); 
    }

// ---------------------------------------------------------
// CLabelContainer::HandleControlEventL(
//     CCoeControl* aControl,TCoeEvent aEventType)
// ---------------------------------------------------------
//
void CLabelContainer::HandleControlEventL(
    CCoeControl* /*aControl*/,TCoeEvent /*aEventType*/)
    {
    // TODO: Add your control event handler code here
    }

void CLabelContainer::HandleCommandL(TInt aCommand)
    {
    SetLabelStyle(aCommand);  
    }

void CLabelContainer::SetLabelStyle (TInt aStyle)
    {
    switch (aStyle) 
        {
        case 1:
            {
            iLabel ->SetAlignment (EHLeftVTop) ;
            iLabel->SetFont( LatinBold12() );
            iLabel->SetStrikethrough(EFalse); 
            iLabel->SetUnderlining(EFalse);
            break;
            }
        case 2:
            {
            iLabel ->SetAlignment( EHCenterVCenter );
            iLabel->SetFont( LatinBold19() );
            iLabel->SetStrikethrough(EFalse); 
            iLabel->SetUnderlining(ETrue);
            break;
            }
        case 3:
            {
            iLabel ->SetAlignment( EHRightVBottom );
            iLabel->SetFont( LatinBold17() );
            iLabel->SetStrikethrough(ETrue); 
            iLabel->SetUnderlining(EFalse);
            break;
            }
        }
    }
// End of File