/*

* Copyright (c) 2007 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:  Implements visualiser for the attachment list view

*

*/

// SYSTEM INCLUDES

#include "emailtrace.h"

#include <freestyleemailui.mbg>

#include <AknUtils.h>

#include <gulicon.h>

#include <StringLoader.h>

#include <FreestyleEmailUi.rsg>

#include <aknlistquerydialog.h>

#include <e32cmn.h>

#include <featmgr.h>                    // For FeatureManager

#include <alf/alfcontrolgroup.h>

#include <csxhelp/cmail.hlp.hrh>

// INTERNAL INCLUDES

#include "FreestyleEmailUiUtilities.h"

#include "FreestyleEmailUiLayoutHandler.h"

#include "FreestyleEmailUiSendAttachmentsListVisualiser.h"

#include "FreestyleEmailUiSendAttachmentsListControl.h"

#include "FreestyleEmailUiSendAttachmentsListModel.h"

#include "FreestyleEmailUiFileSystemInfo.h"

#include "FreestyleEmailUi.hrh"

#include "FreestyleEmailUiTextureManager.h"

#include "FreestyleEmailUiShortcutBinding.h"

// CLASS IMPLEMENTATION

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

// Two-phased constructor.

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

//

CFSEmailUiSendAttachmentsListVisualiser* CFSEmailUiSendAttachmentsListVisualiser::NewL(

		CAlfEnv& aEnv, 

		CFreestyleEmailUiAppUi* aAppUi,

		CAlfControlGroup& aMailListControlGroup )

    {

    FUNC_LOG;

    CFSEmailUiSendAttachmentsListVisualiser* self = CFSEmailUiSendAttachmentsListVisualiser::NewLC(aEnv, aAppUi, aMailListControlGroup );

    CleanupStack::Pop(self);

    return self;

    }

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

// Two-phased constructor.

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

//

CFSEmailUiSendAttachmentsListVisualiser* CFSEmailUiSendAttachmentsListVisualiser::NewLC(

		CAlfEnv& aEnv, 

		CFreestyleEmailUiAppUi* aAppUi,

		CAlfControlGroup& aMailListControlGroup )

	{

    FUNC_LOG;

    CFSEmailUiSendAttachmentsListVisualiser* self = new (ELeave) CFSEmailUiSendAttachmentsListVisualiser(aAppUi, aEnv, aMailListControlGroup);

    CleanupStack::PushL(self);

    self->ConstructL();

    return self;

	}

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

// Two-phased constructor.

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

//

void CFSEmailUiSendAttachmentsListVisualiser::ConstructL()

	{

    FUNC_LOG;

	BaseConstructL( R_FSEMAILUI_SENDATTACHMENTS_VIEW );

	// Create list screen (list) control and screen anchor layout

	iScreenControl = CFreestyleEmailUiSendAttachmentsListControl::NewL( *iEnv, this, &iAppUi );

	// insert control to control group given from AppUi

	// owner transferred

    //<cmail> Compared to S60 3.2.3 in S60 5.0 Alf offers the key events in

    // opposite order.

	ControlGroup().AppendL( iScreenControl );

	ControlGroup().AppendL( iScreenControl->Model()->AttachmentList()->TreeControl() );

	//</cmail>

	}

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

// c++ constructor.

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

//

CFSEmailUiSendAttachmentsListVisualiser::CFSEmailUiSendAttachmentsListVisualiser( 

		CFreestyleEmailUiAppUi* aAppUi,

		CAlfEnv& aEnv, 

		CAlfControlGroup& aAttachmentsListControlGroup )

    : CFsEmailUiViewBase( aAttachmentsListControlGroup, *aAppUi ),

      iEnv( &aEnv )

	{

    FUNC_LOG;

	}

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

// c++ destructor.

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

//

CFSEmailUiSendAttachmentsListVisualiser::~CFSEmailUiSendAttachmentsListVisualiser()

	{

    FUNC_LOG;

	if ( iScreenControl->Model() )

		{

		iScreenControl->DeleteModel();

		}

	}

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

// Id

// from aknview

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

//

TUid CFSEmailUiSendAttachmentsListVisualiser::Id() const

	{

    FUNC_LOG;

	return SendAttachmentMngrViewId;

	}			   

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

// DoActivateL

// From aknview

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

//

// <cmail> Toolbar

/*void CFSEmailUiSendAttachmentsListVisualiser::DoActivateL( 

        const TVwsViewId& aPrevViewId,

        TUid aCustomMessageId,

        const TDesC8& aCustomMessage )*/

void CFSEmailUiSendAttachmentsListVisualiser::ChildDoActivateL( 

        const TVwsViewId& aPrevViewId,

        TUid aCustomMessageId,

        const TDesC8& aCustomMessage )

// </cmail> Toolbar

	{

    FUNC_LOG;

	if ( aCustomMessageId == TUid::Uid( KEditorCmdOpenAttachmentsList ) )

		{

	    TPckgBuf<TEditorLaunchParams> buf( iEditorParams );

	    buf.Copy( aCustomMessage );

	    iEditorParams = buf();

	    iPrevViewId = aPrevViewId;

		RefreshL();

		}

	SetMskL();

	}

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

// ChildDoDeactivate

// From CFsEmailUiViewBase

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

//

void CFSEmailUiSendAttachmentsListVisualiser::ChildDoDeactivate()

	{

    FUNC_LOG;

    if ( !iAppUi.AppUiExitOngoing() )

        {

        iScreenControl->Model()->GetVisualizer()->NotifyControlVisibilityChange( EFalse );

        }

    }

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

// DynInitMenuPaneL

// From aknview

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

//

void CFSEmailUiSendAttachmentsListVisualiser::DynInitMenuPaneL( 

		TInt aResourceId, 

		CEikMenuPane* aMenuPane )

	{

    FUNC_LOG;

	if ( aResourceId == R_FS_EMAILUI_SENDATTACHMENTS_MENU_PANE )

		{

		// if there are read-only attachments or there's no multiple attachments, 

		// remove all functionality is disabled

		if ( iScreenControl->Model()->Count() <= 1 ||

		     iScreenControl->Model()->HasReadOnlyAttachments() )

		    {

			aMenuPane->SetItemDimmed( ESendAttachmentMenuRemoveAllAttachments, ETrue );

		    }

        // if no attachment is focused then disable open and remove

		CFSEmailUiSendAttachmentsListModelItem* item = iScreenControl->Model()->GetSelectedItem();

		if ( !item || item->IsRemote() )

		    {

		    aMenuPane->SetItemDimmed( ESendAttachmentMenuOpen, ETrue );

		    }

		if ( !item || item->IsReadOnly() )

		    {

		    aMenuPane->SetItemDimmed( ESendAttachmentMenuRemoveAttachment, ETrue );

		    }

        // remove help support in pf5250

		if ( FeatureManager::FeatureSupported( KFeatureIdFfCmailIntegration ) )

	       {

	       aMenuPane->SetItemDimmed( ESendAttachmentMenuHelp, ETrue);

	       }   

	    }

	// Add shortcut hints

	iAppUi.ShortcutBinding().AppendShortcutHintsL( *aMenuPane, 

	                             CFSEmailUiShortcutBinding::EContextSendAttachmentList );	

	}

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

// RefreshL

// Refreshes list items

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

//

void CFSEmailUiSendAttachmentsListVisualiser::RefreshL()

	{

    FUNC_LOG;

	iScreenControl->Model()->ReFreshListL();

	}

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

// HandleDynamicVariantSwitchL

// from aknview

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

//

void CFSEmailUiSendAttachmentsListVisualiser::HandleDynamicVariantSwitchL( CFsEmailUiViewBase::TDynamicSwitchType /*aType*/ )

	{

    FUNC_LOG;

	ReScaleUiL();

	}

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

// GetParentLayoutsL

// From CFsEmailUiViewBase

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

//

void CFSEmailUiSendAttachmentsListVisualiser::GetParentLayoutsL(

        RPointerArray<CAlfVisual>& aLayoutArray ) const

    {

    aLayoutArray.AppendL( iScreenControl->Model()->GetParentLayout() );

    }

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

// HandleCommandL

// from aknview

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

//

void CFSEmailUiSendAttachmentsListVisualiser::HandleCommandL( TInt aCommand )

    {

    FUNC_LOG;

    switch ( aCommand )

  		{

  		case EAknSoftkeyOpen:

  		case ESendAttachmentMenuOpen:

  			// open file in suitable program

  			iScreenControl->OpenHighlightedFileL();

  			break;

  		case EFsEmailUiCmdCollapse:

  		    iScreenControl->HandleCommandL(EFsEmailUiCmdCollapse);

  		    break;

  		case EFsEmailUiCmdExpand:

  		    iScreenControl->HandleCommandL(EFsEmailUiCmdExpand);

  			break;

  		case ESendAttachmentMenuAddAttachment:

			iScreenControl->AppendAttachmentToListL();

  			break;

  		case ESendAttachmentMenuRemoveAttachment:

  			iScreenControl->RemoveAttachmentFromListL();

  			break;

  		case ESendAttachmentMenuRemoveAllAttachments:

  			iScreenControl->RemoveAllAttachmentsL();

  			break;

        case ESendAttachmentMenuExit:

            iAppUi.Exit();

            break;

        case ESendAttachmentMenuHelp:

        	TFsEmailUiUtility::LaunchHelpL( KFSE_HLP_LAUNCHER_GRID );

        	break;

        case EAknSoftkeyBack:

        	{

        	TPckgBuf<TEditorLaunchParams> buf( iEditorParams );

  	       	iAppUi.ReturnToPreviousViewL( buf );

        	break;

        	}

        case EFsEmailUiCmdPageUp:

            {

            TKeyEvent simEvent = { EKeyPageUp, EStdKeyPageUp, 0, 0 };

            iCoeEnv->SimulateKeyEventL( simEvent, EEventKey );

            }

            break;

        case EFsEmailUiCmdPageDown:

            {

            TKeyEvent simEvent = { EKeyPageDown, EStdKeyPageDown, 0, 0 };

            iCoeEnv->SimulateKeyEventL( simEvent, EEventKey );

            }

            break;

        default:

        	break;

        }

    // Handling the command may have changed the focused item

    SetMskL();

    }

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

// SetViewSoftkeysL

// 

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

//

void CFSEmailUiSendAttachmentsListVisualiser::SetViewSoftkeysL( TInt aResourceId )

	{

    FUNC_LOG;

    Cba()->SetCommandSetL( aResourceId );

    Cba()->DrawDeferred();	

	}

void CFSEmailUiSendAttachmentsListVisualiser::SetMskL()

    {

    FUNC_LOG;

    TFsTreeItemId curId = iScreenControl->Model()->AttachmentList()->FocusedItem(); 

    if ( curId != KFsTreeNoneID )

        {

        if ( (iScreenControl->Model()->AttachmentList()->IsNode( curId )) )

            {

            if ( iScreenControl->Model()->AttachmentList()->IsExpanded( curId ) )

                {

                ChangeMskCommandL( R_FSE_QTN_MSK_COLLAPSE );

                } 

            else  

                {

                ChangeMskCommandL( R_FSE_QTN_MSK_EXPAND );

                }

            }

        else // non-node item

            {

            CFSEmailUiSendAttachmentsListModelItem* item =

                iScreenControl->Model()->GetSelectedItem();

            if ( item && !item->IsRemote() )

                {

                ChangeMskCommandL( R_FSE_QTN_MSK_OPEN );

                }

            else

                { // Open command is inavailable for remote attachments

                ChangeMskCommandL( R_FSE_QTN_MSK_EMPTY );

                }

            }

        }

    else

        {

        // No item in focus

        ChangeMskCommandL( R_FSE_QTN_MSK_EMPTY );

        }

    }

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

// OfferEventL

// 

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

//

TBool CFSEmailUiSendAttachmentsListVisualiser::OfferEventL( const TAlfEvent& /*aEvent*/ )

    {

    FUNC_LOG;

    return EFalse;

    }

void CFSEmailUiSendAttachmentsListVisualiser::ReScaleUiL()

	{

    FUNC_LOG;

	iScreenControl->Model()->ReScaleUiL();

	}

CAlfControl* CFSEmailUiSendAttachmentsListVisualiser::ViewerControl()

	{

    FUNC_LOG;

	return iScreenControl;

	}

TEditorLaunchParams CFSEmailUiSendAttachmentsListVisualiser::EditorParams()

	{

    FUNC_LOG;

	return iEditorParams;

	}