/*

* Copyright (c) 2002-2010 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:  Declares window owning control for editor lines.

*

*/

// INCLUDE FILES

#include    <AknsDrawUtils.h>

#include    <eikenv.h>

#include    "UssdEditorLines.h"

#include    "UssdLayout.h"

// CONSTANTS

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

// -----------------------------------------------------------------------------

// CUssdEditorLines::CUssdEditorLines

// C++ default constructor can NOT contain any code, that

// might leave.

// -----------------------------------------------------------------------------

//

CUssdEditorLines::CUssdEditorLines()

    {

    }

// -----------------------------------------------------------------------------

// CUssdEditorLines::ConstructL

// Symbian 2nd phase constructor can leave.

// 

// -----------------------------------------------------------------------------

//

void CUssdEditorLines::ConstructL( const CCoeControl* aParent )

    {

    // Create an own window

    CreateWindowL( aParent );

    // This window draws editor row lines, so enable window 

    // transparency to display the editor window content as background 

    // for this line-window.

    EnableWindowTransparency();

    // enabled drag event to editor for highlighting the text.

    EnableDragEvents();

    // Create region buffer.

    iRegBuf = new ( ELeave ) RRegionBuf< KUssdMaxNumberOfEditorLines >;

    // Create rects

    iRects = new ( ELeave ) CArrayPtrFlat<TAknLayoutRect>( KUssdMaxNumberOfEditorLines );

    iRects->SetReserveL( KUssdMaxNumberOfEditorLines );

    TAknLayoutRect* rect = NULL;

    for ( TInt i = 0 ; i < KUssdMaxNumberOfEditorLines ; i++ )

        {

        rect = new ( ELeave ) TAknLayoutRect;

        iRects->InsertL( i , rect ); // Can't leave

        }

    SetRect( aParent->Rect() );

    SetFocus( ETrue );

    // activate control

    ActivateL();

    }

// Destructor

CUssdEditorLines::~CUssdEditorLines()

    {

    if ( iRects )

        {

        iRects->ResetAndDestroy() ;

        delete iRects;

        }

    if ( iRegBuf )

        {

        iRegBuf->Close() ;

        delete iRegBuf;

        }

    }

// -----------------------------------------------------------------------------

// CUssdEditorLines::SizeChanged

// Called by framework when the view size is changed

//  

// -----------------------------------------------------------------------------

//

void CUssdEditorLines::SizeChanged()

    {

    // Move rectangles to right position

    for ( TInt i = 0; 

          iRects && i < iRects->Count() && i < UssdLayout::NumberOfEditorLines(); 

          i++ )

        {

        iRects->At( i )->LayoutRect( Rect() , 

            UssdLayout::MessageWritingLayoutElements6( i+1 ) );

        }

    }

// -----------------------------------------------------------------------------

// CUssdEditorLines::Draw

// 

// -----------------------------------------------------------------------------

//

void CUssdEditorLines::Draw( const TRect& /*aRect*/ ) const

    {

    // Take the colour from some ramdom line.

    // Here it is taken from the first line.

    TRgb lineColour( KRgbWhite );

    if ( iRects->Count() )

        {

        lineColour = iRects->At( 0 )->Color();

        }

    // Get skin colour if set.

    MAknsSkinInstance* skin = AknsUtils::SkinInstance();

    TRgb skinColor;

    TInt error = 

        AknsUtils::GetCachedColor( 

            skin, 

            skinColor, 

            KAknsIIDQsnLineColors,

            EAknsCIQsnLineColorsCG6 );

    if ( error == KErrNone )

        {

        lineColour = skinColor;

        }

    CWindowGc& gc = SystemGc();

    gc.SetBrushColor( lineColour );

    // Draw row lines by clearing rectangles corresponding to row locations.

    TInt count( iRects->Count() );

    TInt lines( UssdLayout::NumberOfEditorLines() );

    for ( TInt i = 0; iRects && i < count && i < lines; i++ )

        {

        gc.Clear( iRects->At( i )->Rect() );

        }

   }

// -----------------------------------------------------------------------------

// CUssdEditorLines::HandlePointerEventL

//

// -----------------------------------------------------------------------------

//

void CUssdEditorLines::HandlePointerEventL(const TPointerEvent& aPointerEvent)

    {

    // Temporary variant for text editor.

    CCoeControl *editor( Parent() ? Parent()->ComponentControl( 0 ) : NULL );

    // Redirect pointer event to CEikEdwin, so as that CEikEdwin can popup

    // virtual keyboard when user gives a click input.

    if ( editor )

        {

        editor->HandlePointerEventL( aPointerEvent );

        }

    }

// End of File