aknexeditorcontainer23.cpp

来自「国内著名嵌入式培训机构内部资料,内含一些实例代码,包括技术专题书籍」· C++ 代码 · 共 283 行

/*  Copyright (c) 2004, Nokia. All rights reserved */

// INCLUDE FILES
#include <eiklabel.h>       // for example label control
#include <barsread.h>       // for resource reader
#include <coemain.h>
#include <eikenv.h>
#include <AknNumSecEd.h>    // for numeric secret editor
#include <eikseced.h>       // for secret editor

#include <AknExEditor.rsg>
#include "aknexeditor.hrh"
#include "AknExEditorContainer23.h"
#include "AknExEditorDialog.h"

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

// ----------------------------------------------------------------------------
// CAknExEditorContainer23::CAknExEditorContainer23()
// C++ default constructor can NOT contain any code, that
// might leave.
//-----------------------------------------------------------------------------
//
CAknExEditorContainer23::CAknExEditorContainer23()
: iLabel1( NULL ), iLabel2( NULL ), iNumSecretEditor( NULL ), 
    iSecretEditor( NULL )
    {
    }

// ----------------------------------------------------------------------------
// CAknExEditorContainer23::ConstructL()
// two phased constructor
//-----------------------------------------------------------------------------
//
void CAknExEditorContainer23::ConstructL( const TRect& aRect )
    {
    CreateWindowL();

    TBuf<KBufLength> text;
    TPoint position = TOP_POSITION;

    // Create labels
    iCoeEnv->ReadResource( text, R_AKNEXEDITOR_VIEW23_LABEL1 );
    iLabel1 = new ( ELeave ) CEikLabel;
    iLabel1->SetContainerWindowL( *this );
    iLabel1->SetTextL( text );
    iLabel1->SetExtent( position, iLabel1->MinimumSize() );

    position = position + ROW_SIZE + ROW_SIZE;
    iCoeEnv->ReadResource( text, R_AKNEXEDITOR_VIEW23_LABEL2 );
    iLabel2 = new ( ELeave ) CEikLabel;
    iLabel2->SetContainerWindowL( *this );
    iLabel2->SetTextL( text );
    iLabel2->SetExtent( position, iLabel2->MinimumSize() );

    // Create editors.
    position = TOP_POSITION + ROW_SIZE;
    TResourceReader reader;

    iCoeEnv->CreateResourceReaderLC( reader,
                                     R_AKNEXEDITOR_VIEW23_NUMSECRET_EDITOR );
    iNumSecretEditor = new ( ELeave ) CAknNumericSecretEditor();
    iNumSecretEditor->SetContainerWindowL( *this );
    iNumSecretEditor->ConstructFromResourceL( reader );
    CleanupStack::PopAndDestroy();  // Resource reader
    iNumSecretEditor->SetExtent( position, iNumSecretEditor->MinimumSize() );

    position = position + ROW_SIZE + ROW_SIZE;
    iCoeEnv->CreateResourceReaderLC( reader,
                                     R_AKNEXEDITOR_VIEW23_SECRET_EDITOR );
    iSecretEditor = new ( ELeave ) CEikSecretEditor;
    iSecretEditor->SetContainerWindowL( *this );
    iSecretEditor->ConstructFromResourceL( reader );
    CleanupStack::PopAndDestroy();  // Resource reader
    iSecretEditor->SetExtent( position, iSecretEditor->MinimumSize() );

    iNumSecretEditor->SetFocus( ETrue );
    iFocusedControl = iNumSecretEditor;

    SetRect( aRect );
    ActivateL();
    }

// ----------------------------------------------------------------------------
// CAknExEditorContainer23::~CAknExEditorContainer23()
// Destructor
//-----------------------------------------------------------------------------
//
CAknExEditorContainer23::~CAknExEditorContainer23()
    {
    delete iLabel1;
    delete iLabel2;
    delete iNumSecretEditor;
    delete iSecretEditor;
    // NEVER DELETE iFocusedControl.
    }

// ---------------------------------------------------------
// CAknExEditorContainer::FocusTo()
// Change foccused control and select part/all of it.
// ( other items were commented in a header ).
// ---------------------------------------------------------
//
void CAknExEditorContainer23::FocusTo( TInt aCommand )
    {
    switch( aCommand )
        {
        case EAknExEditorCmdSelectNumSecretEditor:
            iSecretEditor->SetFocus( EFalse );
            iNumSecretEditor->SetFocus( ETrue );
            iFocusedControl = iNumSecretEditor;
            break;

        case EAknExEditorCmdSelectSecretEditor:
            iNumSecretEditor->SetFocus( EFalse );
            iSecretEditor->SetFocus( ETrue );
            iFocusedControl = iSecretEditor;
            break;

        default:
            break;
        }
    }

// ---------------------------------------------------------
// CAknExEditorContainer23::SizeChanged()
// Called by framework when the view size is changed
// ( other items were commented in a header ).
// ---------------------------------------------------------
//
void CAknExEditorContainer23::SizeChanged()
    {
    }

// ---------------------------------------------------------
// CAknExEditorContainer23::CountComponentControls()
// ( other items were commented in a header ).
// ---------------------------------------------------------
//
TInt CAknExEditorContainer23::CountComponentControls() const
    {
    return KNumberOfControls; // return nbr of controls inside this container
    }

// ---------------------------------------------------------
// CAknExEditorContainer23::ComponentControl()
// ( other items were commented in a header ).
// ---------------------------------------------------------
//
CCoeControl* CAknExEditorContainer23::ComponentControl( TInt aIndex ) const
    {
    switch ( aIndex )
        {
        case ENumSecretPrompt:
            return iLabel1;

        case ESecretPrompt:
            return iLabel2;

        case ENumSecretEditor:
            return iNumSecretEditor;

        case ETASecretEditor:
            return iSecretEditor;

        default:
            return NULL;
        }
    }

// ---------------------------------------------------------
// CAknExEditorContainer23::ShowFormL()
// Show form.
// ( other items were commented in a header ).
// ---------------------------------------------------------
//
void CAknExEditorContainer23::ShowFormL()
    {
    CAknExEditorDialog* dialog = new ( ELeave ) CAknExEditorDialog();
    dialog->ExecuteLD( R_AKNEXEDITOR_VIEW23_DIALOG );
    }

// ---------------------------------------------------------
// CAknExEditorContainer23::ShowEditorText()
// Show text of editor which has focus.
// ( other items were commented in a header ).
// ---------------------------------------------------------
//
void CAknExEditorContainer23::ShowEditorText()
    {
    TBuf<KBufLength> text;

    if ( iFocusedControl == iNumSecretEditor )
        {
        iNumSecretEditor->GetText( text );
        }
    else if ( iFocusedControl == iSecretEditor )
        {
        iSecretEditor->GetText( text );
        }
        iEikonEnv->AlertWin( text );
    }


// ---------------------------------------------------------
// CAknExEditorContainer23::Draw()
// ( other items were commented in a header ).
// ---------------------------------------------------------
//
void CAknExEditorContainer23::Draw( const TRect& aRect ) const
    {
    CWindowGc& gc = SystemGc();
    gc.SetPenStyle( CGraphicsContext::ENullPen );
    gc.SetBrushColor( KRgbGray );
    gc.SetBrushStyle( CGraphicsContext::ESolidBrush );
    gc.DrawRect( aRect );
    }

// ---------------------------------------------------------
// CAknExEditorContainer23::HandleControlEventL()
// ( other items were commented in a header ).
// ---------------------------------------------------------
//
void CAknExEditorContainer23::HandleControlEventL( 
    CCoeControl* /*aControl*/, TCoeEvent /*aEventType*/ )
    {
    }

// ---------------------------------------------------------
// CAknExEditorContainer23::OfferKeyEventL()
// ( other items were commented in a header ).
// ---------------------------------------------------------
//
TKeyResponse CAknExEditorContainer23::OfferKeyEventL( 
    const TKeyEvent& aKeyEvent, TEventCode aType )
    {
    return iFocusedControl->OfferKeyEventL( aKeyEvent, aType );
    }

// ---------------------------------------------------------
// CAknExEditorContainer23::TestSelectedAPIL()
// ---------------------------------------------------------
//
void CAknExEditorContainer23::TestSelectedAPIL( TInt aCommand )
    {
    TBuf<5> setText;
    TPoint position = TOP_POSITION;
    position = position + ROW_SIZE + ROW_SIZE+ ROW_SIZE;
    iNumSecretEditor->SetFocus( EFalse );
    iSecretEditor->SetFocus( ETrue );
    iFocusedControl = iSecretEditor;

    switch( aCommand )
        {
        case EAknExEditorCmdView23InitializeDisplay5:
        iSecretEditor->InitializeDisplay( KInitializeDisplay5 );
        break;

        case EAknExEditorCmdView23InitializeDisplay10:
        iSecretEditor->InitializeDisplay( KInitializeDisplay10 );
        break;

        case EAknExEditorCmdView23Reset:
        iSecretEditor->Reset();
        break;

        case EAknExEditorCmdView23SetMaxLength5:
        iSecretEditor->SetMaxLength( KMaxLength5 );
        break;

        case EAknExEditorCmdView23SetMaxLength10:
        iSecretEditor->SetMaxLength( KMaxLength10 );
        break;

        case EAknExEditorCmdView23SetText:
        iCoeEnv->ReadResource( setText, R_AKNEXEDITOR_VIEW23_SETTEXT_PIN );
        iSecretEditor->SetText( setText );
        break;
        }

    }
// End of File