/*

* Copyright (c) 2002-2005 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:  One rows list with icon for drop-down list objects

*

*/

// Include 

#include <fbs.h>

#include <AknsUtils.h>

#include <AknLayoutDef.h>

#include <AknsDrawUtils.h> 

#include <peninputdropdownlistcontext.h>

#include "peninputlistonerowwithicon.h"

#include "peninputcandidate.h"

#include "peninputdropdownlist.h"

#include "peninputlayout.h"

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

// Implementation of Class CListOneRowWithIcon 

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

// CListOneRowWithIcon::CListOneRowWithIcon

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

// might leave

// (other items were commented in a header).

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

//

CListOneRowWithIcon::CListOneRowWithIcon(CListManager* aManager, 

                                         MFepCtrlDropdownListContext *aOwner)

: CList(aManager, aOwner)

    {

    iIsMultiRows = EFalse ;

    }

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

// CListOneRowWithIcon::NewL

// factory function

// (other items were commented in a header).

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

//

CListOneRowWithIcon* CListOneRowWithIcon::NewL(CListManager* aManager, 

                                               MFepCtrlDropdownListContext *aOwner)

    {

    CListOneRowWithIcon* self = new (ELeave) CListOneRowWithIcon(aManager, aOwner);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

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

// CListOneRowWithIcon::~CListOneRowWithIcon

// desstrutor function

// (other items were commented in a header).

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

//

CListOneRowWithIcon::~CListOneRowWithIcon()

    {     

    }

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

// CListOneRowWithIcon::HandlePointerDownL

// handle pointer down 

// (other items were commented in a header).

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

//

void CListOneRowWithIcon::HandlePointerDownL(const TPoint& aPoint)

    {

    // Pass the event first to the base     

    CList::HandlePointerDownL(aPoint);

    // If click in navigation rect and NextButton is not disable, then do 

    if ( iNavigationRect.Contains(aPoint) )

        {      

        if ( (iOwner->GetLastCandidateIndex() < iOwner->CandidateCount()) 

             || ( iOwner->GetPages()->PageCount() > 1 ) )

            {

			#ifdef RD_TACTILE_FEEDBACK

            static_cast<CFepCtrlDropdownList*>(iOwner)->UiLayout()->

                DoTactileFeedback(ETouchFeedbackBasic); 

			#endif //RD_TACTILE_FEEDBACK 

            }        

        if ( iNavigationNextRect.Contains(aPoint) && !iNextButtonDisable )

            {

            // If click in down button and the down button is enabled 

            iClickedRect.SetRect(iNavigationNextRect.iTl, iNavigationNextRect.iBr);

            iIndicateButtonClicked = ETrue;

            DrawSelection(iClickedRect, ETrue);                

            } 

        else if ( iNavigationPreviousRect.Contains(aPoint) && !iPreviousButtonDisable )

            {

            // If click in up button and the up button is enabled                 

            iClickedRect.SetRect(iNavigationPreviousRect.iTl, iNavigationPreviousRect.iBr);

            iIndicateButtonClicked = ETrue;

            DrawSelection(iClickedRect, ETrue);                

            }

        }

    }

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

// CListOneRowWithIcon::HandlePointerDragL

// handle pointer drag function

// (other items were commented in a header).

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

//

void CListOneRowWithIcon::HandlePointerDragL(const TPoint& aPoint)

    {

    // Pass the event first to the base

    CList::HandlePointerDragL(aPoint);

    if ( iIndicateButtonClicked )  // clicked rect is not outside the whole DDL

        {

        iMoveLatestRect = KEmptyRect;

        if ( iNavigationRect.Contains(aPoint) )

            {

            if ( iNavigationNextRect.Contains(aPoint) && !iNextButtonDisable )

                {

                // If click in down button and the down button is enabled                   

                iMoveLatestRect.SetRect(iNavigationNextRect.iTl, iNavigationNextRect.iBr);

                } 

            else if ( iNavigationPreviousRect.Contains(aPoint) && !iPreviousButtonDisable )

                {

                // If click in up button and the up button is enabled                     

                iMoveLatestRect.SetRect(iNavigationPreviousRect.iTl, iNavigationPreviousRect.iBr);

                }

            }

        else if ( iContentRect.Contains(aPoint) )

            {

            TInt index = -1;  

            CCandidate* candidate = FindCandidate(aPoint, index);        

            if ( candidate )

                {

                // If click in candidates area  

                iMoveLatestRect.SetRect(candidate->GetRect().iTl, candidate->GetRect().Size());

                }

            else

                {

                iMoveLatestRect = KEmptyRect;

                }           

            }

        CompareRect(iMoveLatestRect, iClickedRect);

        }

    }

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

// CListOneRowWithIcon::HandlePointerUpL

// handle pointer up function

// (other items were commented in a header).

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

//

void CListOneRowWithIcon::HandlePointerUpL(const TPoint& aPoint)

    {

    // Reset the button clicked flag to EFalse

    iIndicateButtonClicked = EFalse;

    if ( !iClickedRect.IsEmpty() )

        {

        // Find out which rectangle was clicked and save it for 

        // later usage (HandlePointerUpL)

        if ( iContentRect.Contains(aPoint) )

            {

            // The point is inside the content rect

            // Check whether the point is inside the same last clicked

            // candidate rectangle

            if ( iClickedRect.Contains(aPoint) )

                {

                if ( iClickedCandidateIndex != KErrNotFound )

                    {

                    // Redraw the selected aread  

                    DrawSelection(iClickedRect, EFalse);

                    // We have selected a candidate and iClickedCandidateIndex is the selected Index.

                    // Then send message to plugin

                    CCandidate* candidate = iOwner->GetCandidate(iClickedCandidateIndex);

                    if ( candidate )

                        {

                        iOwner->ReportCandidateSelectEventL(candidate->GetCandidate(),

                                                           iClickedCandidateIndex);

                        }

                    }

                }

            }

        else if ( iNavigationRect.Contains(aPoint) )

            {

            if ( iNavigationRect == iClickedRect ) 

                {

                iOwner->AutoChangeActiveList( iOwner->GetFirstCandidateIndex() );

                iOwner->SetCapture(ETrue);

                }

            }

        iClickedRect =  KEmptyRect;   

        }

    }

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

// CListOneRowWithIcon::Draw

// draw the list

// (other items were commented in a header).

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

//

void CListOneRowWithIcon::Draw()

    {

    CList::Draw();

    DrawCandidates();

	DrawSelection(iClickedRect, ETrue);

	if (iDropdownListDrawInfo.iSupportSkin)

		{

	    //mask bitmaps

	    TRect rect = iNavigationNextRect;        

	    TRect innerRect = rect;

	    innerRect.Shrink( 4, 4 );

	    // ----- draw bitmaps -----

		TAknsItemID expandBtnImgID;

		CBitmapDb::TBitmapType bitmapType;

		if ( (iOwner->GetLastCandidateIndex() >= iOwner->CandidateCount()) 

        	 && ( iOwner->GetPages()->PageCount() < 1 ) )

			{

			expandBtnImgID = iDropdownListDrawInfo.iInactiveBtnImgID;

			bitmapType = CBitmapDb::EBitmapNextDisableMask;

			}

		else

			{

			expandBtnImgID = iDropdownListDrawInfo.iNormalBtnImgID;

			bitmapType = CBitmapDb::EBitmapNextMask;

			}

		// Draw background    

		AknsDrawUtils::DrawFrame( AknsUtils::SkinInstance(), 

	                     *iOwner->Gc(), 

	                     rect, 

	                     innerRect,

	                     expandBtnImgID,

	                     KAknsIIDDefault );

	    iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(bitmapType);   

		TRect srcRect( TPoint( 0, 0 ), iBButtonDown->SizeInPixels() );

		iOwner->Gc()->BitBltMasked( iNavigationNextRect.iTl, 

								  iBButtonDown, 

								  srcRect,

								  iBButtonMaskDown,

								  EFalse);

		}

	else

		{

	    //Clear bg for iNavigationNextRect

	    iOwner->Gc()->SetPenSize(iOwner->GetPenSize());

	    iOwner->Gc()->SetPenStyle(CGraphicsContext::ESolidPen);

	    iOwner->Gc()->SetPenColor(iOwner->GetBorderColor());

	    iOwner->Gc()->SetBrushColor(iOwner->GetBgColor());

	    iOwner->Gc()->SetBrushStyle( CGraphicsContext::ESolidBrush );                

	    iOwner->Gc()->DrawRect( iNavigationNextRect );

	    //Draw navigation bitmap

	    TRect rect = iNavigationNextRect;

	    rect.Shrink(1, 1);

	    iOwner->Gc()->DrawBitmapMasked(rect, iBButtonDown, 

	                                   iBButtonDown->SizeInPixels(), iBButtonMaskDown, ETrue);

		}

    }

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

// CListOneRowWithIcon::UpdateList

// update the liset

// (other items were commented in a header).

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

//

void CListOneRowWithIcon::UpdateListL(TBool aDrawFlag, TBool aRecalculate)

    {

    if (aRecalculate)

        {

        iOwner->SetLastCandidateIndex(CalculatePositionsL());

        }

    if ( (iOwner->GetLastCandidateIndex() >= iOwner->CandidateCount()) 

        && ( iOwner->GetPages()->PageCount() < 1 ) )

        {

        iNextButtonDisable = ETrue;

        //Set disable bitmap for button down and buttondown mask

        iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextDisable);

        iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextDisableMask);

        }

    else

        {

        iNextButtonDisable = EFalse;  

        //Set enable bitmap for button down and buttondown mask

        iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpand);

        iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpandMask);

        if (!iBButtonDown)

            {

            iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNext);

            iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextMask);

            }

        }

    if(aDrawFlag)    

        {

        Draw();

        iOwner->Invalidate(iRect);

        }

    }

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

// CListOneRowWithIcon::CalculateAreas

// Calculate all kinds of rectangles

// (other items were commented in a header).

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

//

void CListOneRowWithIcon::CalculateAreas()

    {

    // Calculate the rect of the list     

    iRect.iTl = iOwner->GetTopLeftPoint();

    TInt width = iOwner->GetCellWidth() * iOwner->GetColNum() + iOwner->GetNaviWidth() + 

                 (iOwner->GetColNum() + 2) * iOwner->GetCellHorizontalMargin();

    TInt height = iOwner->GetCellHeight() + 2 * iOwner->GetCellVerticalMargin();

    iRect.SetSize(TSize(width, height));

    TBool candHLToR = (iOwner->CandHDirection() == CFepCtrlDropdownList::ECandFromLToR);

    TInt posX = iRect.iTl.iX + iOwner->GetCellHorizontalMargin();

    TInt posY = iRect.iTl.iY + iOwner->GetCellVerticalMargin();

    // width of content rect

    TInt widthC = iOwner->GetCellWidth() * iOwner->GetColNum() + (iOwner->GetColNum() - 1) * iOwner->GetCellHorizontalMargin();

    height = iOwner->GetCellHeight();

    // width of navi rect

    TInt widthN = iOwner->GetNaviWidth();

    if (candHLToR)

        {

        iContentRect.iTl.SetXY(posX, posY);

        iNavigationRect.iTl.SetXY(posX + widthC + iOwner->GetCellHorizontalMargin(),

                                  posY);

        }

    else

        {

        iNavigationRect.iTl.SetXY(posX, posY);

        iContentRect.iTl.SetXY(posX + widthN + iOwner->GetCellHorizontalMargin(), 

                               posY);

        }

    // Calculate the rect of the content

    iContentRect.SetSize(TSize(widthC, height));

    // Calculate the rect of the navigation area

    iNavigationRect.SetSize(TSize(widthN, height));

    // Calculate the rect of the down button    

    iNavigationNextRect = iNavigationRect; 

    // Calculate the rect of the up button       

    iNavigationPreviousRect = TRect(0,0,0,0);

    }

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

// CListOneRowWithIcon::CalculatePositionsL

// calculate the position of all visible cells in the list

// (other items were commented in a header).

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

// 

TInt CListOneRowWithIcon::CalculatePositionsL()

    {

    TInt t = 0;

    TPoint setpoints;

    //RArray<CCandidate>& candidates = iOwner->GetCandidatelist;

    TInt count = iOwner->CandidateCount();

    iOwner->SetFirstCandidateIndex(iOwner->GetLastCandidateIndex());    

    if ( count > 0 )

        {

        TBool candHLToR = (iOwner->CandHDirection() == CFepCtrlDropdownList::ECandFromLToR);

        candHLToR ? setpoints.SetXY(iContentRect.iTl.iX, iContentRect.iTl.iY) : 

                    setpoints.SetXY(iContentRect.iBr.iX, iContentRect.iTl.iY);  

        TInt lastUsedCellCount = 0;

        TInt currentCellIndex = 0;

        count = Min(count,iOwner->GetLastCandidateIndex() + iOwner->GetColNum());    

        for(t = iOwner->GetLastCandidateIndex(); t < count ; t++)

            {

            // setting a position for this candidate 

            CCandidate* candidate = iOwner->GetCandidate(t);

            if ( !candidate )

                {

                continue;

                }

            lastUsedCellCount = candidate->SetPositionL(setpoints,

                                                        iOwner->GetCellWidth(),

                                                        iOwner->GetCellHeight(),

                                                        iOwner->GetFont(),

                                                        iOwner->GetCellHorizontalMargin()); 

            currentCellIndex += lastUsedCellCount;

            if (currentCellIndex > iOwner->GetColNum())

                {

                break;

                }

            candHLToR ? (setpoints.iX += lastUsedCellCount * (iOwner->GetCellWidth() + iOwner->GetCellHorizontalMargin())) : 

                        (setpoints.iX -= lastUsedCellCount * (iOwner->GetCellWidth() + iOwner->GetCellHorizontalMargin())) ;

            } // for-loop

        } // if candidate exist 

    return t; // as lastCandidateIndex

    }

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

// CListOneRowWithIcon::DrawNavigationPress

// draw navigation button when pressed or un-pressed

// (other items were commented in a header).

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

//

TBool CListOneRowWithIcon::DrawNavigationPress(const TRect& aRect,TBool aIndicate)

    {

    TBool retval = EFalse;

    if ( aRect == iNavigationNextRect )

        {

        retval = ETrue;

        if (iDropdownListDrawInfo.iSupportSkin)

        	{

		    TRect rect = iNavigationNextRect;        

		    TRect innerRect = rect;

		    innerRect.Shrink( 4, 4 );

			TAknsItemID expandBtnImgID;

	        if ( aIndicate )

	            {

	            expandBtnImgID = iDropdownListDrawInfo.iPressedBtnImgID;

	            }

	        else

	            {

	            expandBtnImgID = iDropdownListDrawInfo.iNormalBtnImgID;

	            }

			AknsDrawUtils::DrawFrame( AknsUtils::SkinInstance(), 

                 *iOwner->Gc(), 

                 rect, 

                 innerRect,

                 expandBtnImgID,

                 KAknsIIDDefault ); 

			iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpand);

			iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpandMask);

			if (!iBButtonDown)

			    {

			    iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNext);

			    iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextMask);

			    }

			TRect srcRect( TPoint( 0, 0 ), iBButtonDown->SizeInPixels() );

			iOwner->Gc()->BitBltMasked( iNavigationNextRect.iTl, 

							  iBButtonDown, 

							  srcRect,

							  iBButtonMaskDown,

							  EFalse);	

        	}

        else

        	{

	        if ( aIndicate )

	            {

	            // NEXT PRESSED DOWN

	            iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpandPress);

	            iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(

                                                                CBitmapDb::EBitmapExpandPressMask);

	            if (!iBButtonDown)

	                {

	                iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextPress);

	                iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(

                                                                CBitmapDb::EBitmapNextPressMask);

	                }

	            }

	        else

	            {

	            // NEXT ORIGINAL

	            iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpand);

	            iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapExpandMask);

	            if (!iBButtonDown)

	                {

	                iBButtonDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNext);

	                iBButtonMaskDown = iOwner->GetBitmapDb()->GetBitMap(CBitmapDb::EBitmapNextMask);

	                }

	            }

	        // Begin draw navigation next button

	        iOwner->DrawMask(iNavigationNextRect);

	        // Activeate bitmap context

	        iOwner->ActivateBitmapContext();