/*

* Copyright (c) 2002-2009 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:

*

*/

#include <eikcapc.h>

#include <AknMediatorFacade.h>

#include <MediatorEventProvider.h>

#include <MediatorDomainUIDs.h>

#include <SecondaryDisplay/AknSecondaryDisplayDefs.h>

#include "aknPopupHeadingPane.h"

#include "aknlistquerycontrol.h"

#include "aknlistquerysearchcontrol.h"

#include "aknlists.h"

#include "aknenv.h"

#include "aknborders.h"

#include "aknconsts.h"

#include "avkon.hrh"

#include <avkon.rsg>

#include <avkon.mbg>

#include "aknlistquerydialog.h"

#include <AknIconUtils.h>

#include <AknIconArray.h>

#include <aknsfld.h>

#include "aknmessagequerycontrol.h"

#include <skinlayout.cdl.h>

#include <AknLayout2ScalableDef.h>

#include <aknlayoutscalable_avkon.cdl.h>

#include <gfxtranseffect/gfxtranseffect.h>

#include <akntransitionutils.h>

#include <avkondomainpskeys.h>

#include <e32property.h>

#include <touchfeedback.h>

#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

#include <uikon/eikenvinterface.h>

#endif

#include <AknTasHook.h> // for testability hooks

#include "akntrace.h"

NONSHARABLE_CLASS(CAknListQueryMediatorObserver): public CBase, public MAknDialogMediatorObserver

    {

public:

    CAknListQueryMediatorObserver(CArrayFixFlat<TInt>* aItemIdArray, CAknListQueryDialog& aOwner)

        :iItemIdArray(aItemIdArray), iOwner(aOwner)

        {}

    ~CAknListQueryMediatorObserver()

        {

        NotifyMediatorExit();

        delete iItemIdArray;

        }

    void SetExternalObserver(MAknDialogMediatorObserver* aObs)

        {

        iExternalObserver = aObs;

        }

    // From MAknDialogMediatorObserver

    TAknDialogMediatorObserverCommand MediatorCommandL( TUid aDomain,

                                       TUid aCategory, 

                                       TInt aCommandId,

                                       const TDesC8& aData );

    void UpdateL(TInt aSelectionIndex);

    void NotifyMediatorExit()

        {

        if (iExternalObserver)

            iExternalObserver->NotifyMediatorExit();

        }

private:

    CArrayFixFlat<TInt>* iItemIdArray;

    CAknListQueryDialog& iOwner;

    MAknDialogMediatorObserver* iExternalObserver;

    };

TAknDialogMediatorObserverCommand CAknListQueryMediatorObserver::MediatorCommandL( TUid aDomain,

                                       TUid aCategory, 

                                       TInt aCommandId,

                                       const TDesC8& aData )

    {

    TAknDialogMediatorObserverCommand ret = EHandleAsNormal;

    if (iExternalObserver)

        {

        ret = iExternalObserver->MediatorCommandL(aDomain, aCategory, aCommandId, aData);

        }

    if (ret == EHandleAsNormal && aData.Length() >= sizeof(SAknIntegerUpdate))

        {

        SAknIntegerUpdate* params = (SAknIntegerUpdate*) &aData;

        if (params->iCmd == EAknListQueryUpdateSelection)

            {

            TInt newSelectionId = params->iId;

            for (TInt i = iItemIdArray->Count()-1; i >= 0; i--)

                {

                if (newSelectionId == iItemIdArray->At(i))

                    {

                    CEikListBox* listBox = iOwner.ListBox();

                    if (listBox)

                        {

                        listBox->SetCurrentItemIndex( i );                        

                        }

                    break;

                    }

                }

            return EDoNothingWithThisCommand;

            }

        }

    return EHandleAsNormal;

    }

void CAknListQueryMediatorObserver::UpdateL(TInt aSelectionIndex)

    {

    CAknMediatorFacade* dialogClient = AknMediatorFacade(&iOwner);

    if (dialogClient)

        {

        if (aSelectionIndex < iItemIdArray->Count())

            {

            SAknIntegerUpdate s = 

                {

                EAknListQueryUpdateSelection,

                iItemIdArray->At(aSelectionIndex)

                };

            TPckg<SAknIntegerUpdate> pck(s);

            dialogClient->ResetBuffer();

            dialogClient->BufStream() << pck;

            dialogClient->BufStream().CommitL();

            dialogClient->PostUpdatedDataL();

            }

        }

    }

EXPORT_C CAknListQueryDialog::CAknListQueryDialog(TInt* aIndex)

	: CAknQueryDialog(ENoTone)

    {

	_AKNTRACE_FUNC_ENTER;

    iIndex = aIndex;

    iEnterKeyPressed = EFalse;

    GfxTransEffect::Register(this,KGfxContextMenuControlUid);

    AKNTASHOOK_ADD( this, "CAknListQueryDialog" );

    _AKNTRACE_FUNC_EXIT;

    }

EXPORT_C CAknListQueryDialog::CAknListQueryDialog(CListBoxView::CSelectionIndexArray* aSelectionIndexArray)

	: CAknQueryDialog(ENoTone)

	{

	_AKNTRACE_FUNC_ENTER;

    iSelectionIndexArray = aSelectionIndexArray;

    iEnterKeyPressed = EFalse;

    GfxTransEffect::Register(this,KGfxContextMenuControlUid);

    AKNTASHOOK_ADD( this, "CAknListQueryDialog" );

    _AKNTRACE_FUNC_EXIT;

    }

EXPORT_C CAknListQueryDialog::~CAknListQueryDialog()

    {

	_AKNTRACE( "[%s][%s] Enter", "CAknListQueryDialog", "~CAknListQueryDialog" );

    AKNTASHOOK_REMOVE();

    if (iMediatorObs)

        CEikDialog::SetMediatorObserver(0); // Cover UI support cannot handle dialog it self as external observer  

    delete iMediatorObs;

	delete iIdle;

	_AKNTRACE( "[%s][%s] Exit", "CAknListQueryDialog", "~CAknListQueryDialog" );

    }

EXPORT_C CEikListBox *CAknListQueryDialog::ListBox() const 

    {

    return ListControl()->Listbox();

    }

EXPORT_C CAknListQueryControl* CAknListQueryDialog::ListControl() const

	{

	CCoeControl* controlPtr = FindControlOnAnyPageWithControlType(EAknCtListQueryControl);

	if (controlPtr)

		return STATIC_CAST(CAknListQueryControl*,controlPtr);

	return 0;

	}

EXPORT_C CAknMessageQueryControl* CAknListQueryDialog::MessageBox() const

	{

    CAknMessageQueryControl* msgCtrl = NULL;

    CAknListQueryControl* listControl = ListControl();

    if (listControl)

        {

        msgCtrl = listControl->MessageBox();

        if (msgCtrl) return msgCtrl;

        }

    //if not found let's try dialog (old resources)

    //this only corrects scrollbar height though

    CCoeControl* controlPtr = FindControlOnAnyPageWithControlType(EAknCtMessageQuery);

    if (controlPtr)

        return STATIC_CAST(CAknMessageQueryControl*,controlPtr);

    return 0;

	}

EXPORT_C CAknPopupHeadingPane* CAknListQueryDialog::QueryHeading() const

	{

	CAknListQueryControl* listControl = ListControl();

	if (listControl)

		return listControl->Heading();

	return NULL;

	}

EXPORT_C void CAknListQueryDialog::PreLayoutDynInitL()

    {

    _AKNTRACE_FUNC_ENTER;

	CAknListQuerySearchControl *control1 = (CAknListQuerySearchControl*)ControlOrNull(EFindControl);

    CAknSearchField *control = NULL;

    CAknSearchField::TSearchFieldStyle flags = CAknSearchField::EPopupWindow;

    if (control1)

        {

        control = CAknSearchField::NewL( *control1, flags, 0, 40 );

        control1->iFind = control;

        }

    CAknDialog::PreLayoutDynInitL();

    CEikListBox* listbox = ListBox();

	if (listbox)

		{

		listbox->CreateScrollBarFrameL(ETrue, EFalse, EFalse);

		listbox->ScrollBarFrame()->SetScrollBarVisibilityL(CEikScrollBarFrame::EOff, 

                                                        CEikScrollBarFrame::EAuto);

        listbox->ScrollBarFrame()->DrawBackground( EFalse, EFalse );

		listbox->SetListBoxObserver(this);

		CAknListQueryControl* listControl = ListControl();

		if (listControl)

			listControl->SetLayout(&iLayout);

		}

    if (FindBox())

        {

        STATIC_CAST(CAknFilteredTextListBoxModel*,ListBox()->Model())->CreateFilterL(ListBox(),FindBox());

		// The next line is needed so that drawing order of list query control and find pane becomes

		// correct. Seems that dialog page draws focused line last.

		SetLineNonFocusing(EListQueryControl);

		Line(EFindControl)->SetDrawNoWhiteBackground(ETrue);

        }        

    _AKNTRACE_FUNC_EXIT;

	}

EXPORT_C void CAknListQueryDialog::SetIconArrayL(CArrayPtr<CGulIcon>* aIcons)

    {

    _AKNTRACE_FUNC_ENTER;

	CEikFormattedCellListBox* listbox = STATIC_CAST(CEikFormattedCellListBox*,ListBox());

    CArrayPtr<CGulIcon>* oldicons = listbox->ItemDrawer()->FormattedCellData()->IconArray();

	if (oldicons)

        {

        oldicons->ResetAndDestroy();

        delete oldicons;

        }

    listbox->ItemDrawer()->FormattedCellData()->SetIconArrayL(aIcons);

    _AKNTRACE_FUNC_EXIT;

    }

EXPORT_C void CAknListQueryDialog::PostLayoutDynInitL()

    {

    _AKNTRACE_FUNC_ENTER;

	CEikFormattedCellListBox* listbox = STATIC_CAST(CEikFormattedCellListBox*,ListBox());

	// Now we'll load default icons if existing icon array does not exists.

    if (!listbox->ItemDrawer()->FormattedCellData()->IconArray())

        {

		CArrayPtr<CGulIcon>* icons = new(ELeave) CAknIconArray(10);

        CleanupStack::PushL(icons);

/* This macro leaves the "icon" on the cleanupstack as "icons" does NOT take 

ownership of them.

*/

#define __ADD_ICON_C__(NAME) {CGulIcon* icon = CGulIcon::NewLC();\

        	                 CFbsBitmap* bitmap = 0;\

                        	 CFbsBitmap* mask = 0;\

                             AknIconUtils::CreateIconL( bitmap, mask, KAvkonBitmapFile,\

							 NAME, NAME ## _mask);\

                             icon->SetBitmap(bitmap);\

                             icon->SetMask(mask);\

							 icons->AppendL(icon);\

							}

		// for every icon added by __ADD_ICON_C, add a CleanupStack::Pop at the bottom.

		__ADD_ICON_C__(EMbmAvkonQgn_prop_checkbox_on)

		__ADD_ICON_C__(EMbmAvkonQgn_prop_checkbox_off)

#undef __ADD_ICON_C__

        listbox->ItemDrawer()->FormattedCellData()->SetIconArrayL(icons);

        CleanupStack::Pop(); // icon for EMbmAvkonQgn_prop_checkbox_off

        CleanupStack::Pop(); // icon for EMbmAvkonQgn_prop_checkbox_on

        CleanupStack::Pop(); // icons array

        }

    _AKNTRACE_FUNC_EXIT;

    }

EXPORT_C void CAknListQueryDialog::SetSizeAndPosition(const TSize & /*aSize*/)

    {

    _AKNTRACE_FUNC_ENTER;

    AknPopupLayouts::TAknPopupLayouts layout = AknPopupLayouts::EMenuWindow;

    CAknListQueryControl *control = ListControl();

    switch(control->Listtype())

        {

        case EAknCtSinglePopupMenuListBox:

            layout = AknPopupLayouts::EMenuWindow;

            break;

        case EAknCtSingleGraphicPopupMenuListBox:

            layout = AknPopupLayouts::EMenuGraphicWindow;

            break;

        case EAknCtSingleGraphicHeadingPopupMenuListBox:

            layout = AknPopupLayouts::EMenuGraphicHeadingWindow;

            break;

        case EAknCtMenuDoublePopupMenuListBox:

            layout = AknPopupLayouts::EMenuDoubleWindow;

            break;

        case EAknCtDoubleLargeGraphicPopupMenuListBox:

            layout = AknPopupLayouts::EMenuDoubleLargeGraphicWindow;

            break;

        case EAknCtSingleHeadingPopupMenuListBox:

            layout = AknPopupLayouts::EMenuGraphicHeadingWindow;

            break;

        case EAknCtDouble2PopupMenuListBox:

            layout = AknPopupLayouts::EMenuDoubleLargeGraphicWindow;

            break;

        case EAknCtSingle2GraphicPopupMenuListBox:

            layout = AknPopupLayouts::EMenuWindow;

            break;

        case EAknCtDoubleGraphicPopupMenuListBox:

            layout = AknPopupLayouts::EMenuDoubleWindow;

            break;

        default:

            __ASSERT_DEBUG(0,Panic(EAknPanicListBoxNotSupportedByListQuery));

        }

	// A linked list for HandleSizeChanged().

	TAknPopupLayoutsNode list = { 0, EListNode, control->Listbox() };

	TAknPopupLayoutsNode heading = { &list, EHeadingNode, QueryHeading() };

	TAknPopupLayoutsNode windowOwning = { &heading, EWindowOwningNode, this };

	TAknPopupLayoutsNode messageBox = { &windowOwning, EMessageBoxNode, MessageBox() };

	TAknPopupLayoutsNode *listBegin = &messageBox;		

	if (FindBox())

        {

		layout = AknPopupLayouts::TAknPopupLayouts(EAknPopupLayoutsFind + layout);

		AknPopupLayouts::HandleSizeChanged( iLayout, layout, listBegin);

        // set layout for fixed find box in popup window - this makes highlights working

        STATIC_CAST(CAknFilteredTextListBoxModel*,ListBox()->Model())->Filter()->SetParentControl(this);

        TRect parentrect = Rect();

        if ( AknLayoutUtils::PenEnabled() )

            {

            TRect screen;

            TAknLayoutRect cbaRect;

            AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EScreen, screen );

            cbaRect.LayoutRect( screen, 

                            AknLayoutScalable_Avkon::popup_sk_window( 0  ).LayoutLine() );

            TSize size( parentrect.Size() );

            // subtract softkey height

            size.iHeight -= cbaRect.Rect().Height();

            parentrect.SetSize(size);

            }

        // popup_find_window overlaps listbox, but this doesn't matter because findbox

        // doesn't draw background

        AknLayoutUtils::LayoutControl(FindBox(), parentrect, AknLayoutScalable_Avkon::find_popup_pane_cp2(0).LayoutLine());

	    Line(EFindControl)->SetRect(FindBox()->Rect());

	    } 

    AknPopupLayouts::HandleSizeChanged( iLayout, layout, listBegin);	

    CFormattedCellListBoxData *boxData =

        ((CEikFormattedCellListBox*)ListBox())->ItemDrawer()->FormattedCellData();

    TRect windowRect = Rect();

    TAknLayoutRect topLeft;

    topLeft.LayoutRect(windowRect, SkinLayout::Popup_windows_skin_placing__frame_general__Line_2());

    TAknLayoutRect bottomRight;

    bottomRight.LayoutRect(windowRect, SkinLayout::Popup_windows_skin_placing__frame_general__Line_5());

    TRect outerRect = TRect(topLeft.Rect().iTl, bottomRight.Rect().iBr);

    TRect innerRect = TRect(topLeft.Rect().iBr, bottomRight.Rect().iTl);

    boxData->SetSkinPopupFrame(&KAknsIIDQsnFrPopup,&KAknsIIDQsnFrPopupCenter);

    boxData->SetSkinPopupFramePosition(outerRect,innerRect);

    _AKNTRACE_FUNC_EXIT;

    }

EXPORT_C void CAknListQueryDialog::HandleListBoxEventL(CEikListBox* aListBox, 

                                                       TListBoxEvent aEventType)

    {

	_AKNTRACE( "[%s][%s] aEventType: %d", "CAknListQueryDialog", "HandleListBoxEventL", aEventType);

    if ( AknLayoutUtils::PenEnabled() )

        {

        switch(aEventType)

            {

            case EEventEnterKeyPressed:

                {

                iEnterKeyPressed = ETrue;

                break;

                }

            case EEventPenDownOnItem:

                {

                iDragActioned = 0;

                }

                break;

            case EEventItemDraggingActioned:

            case EEventPanningStarted:

            case EEventFlickStarted:

                {

                iDragActioned = 1;

                }

                break;

            case EEventItemClicked:

            case EEventItemSingleClicked:

                {

                if( !iIdle && !aListBox->IsMultiselection() && !iDragActioned)

                    {                

                    iIdle = CIdle::NewL(CActive::EPriorityIdle);                

                    if (iIdle)

                        {                    

                        iIdle->Start(TCallBack(ClosePopupAcceptingChanges, this));

                        }

                    }  

                }

                break;

            default:

                {

                break;

                }

            }

        }

    else

        {

        switch(aEventType)

    		{

    		case EEventEnterKeyPressed:

    			{

    			iEnterKeyPressed = ETrue;

    			break;

    			}

    		case EEventItemDoubleClicked:

    		default:

    			{

    			break;

    			}

    		}

        }

    _AKNTRACE_FUNC_EXIT;

    }

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

// If a parent to the supplied control has its Gc set, this function will find 

// it and return it.

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

//

LOCAL_C CWindowGc* FindRedirGc(const CCoeControl* aControl)

	{

	const CCoeControl* parent = aControl;

	CWindowGc* gc = NULL;

	while(parent)

		{

		if(NULL != (gc = parent->GetGc()))

			{

			return gc;

			}

		parent = parent->Parent();

		}

	return NULL;

	}

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

// CleanupItem to enable redraws again on the listbox view.

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

//

LOCAL_C void CleanupDisableRedraw( TAny *aView )

    {

    ((CListBoxView*)aView)->SetDisableRedraw(EFalse);

    }

EXPORT_C TKeyResponse CAknListQueryDialog::OfferKeyEventL(const TKeyEvent& aKeyEvent,

                                                          TEventCode aType)

    {

	_AKNTRACE( "[%s][%s] aKeyEvent.iCode: %d", "CAknListQueryDialog", "OfferKeyEventL", aKeyEvent.iCode);