/*

* Copyright (c) 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: creates fetcher plugin dialog

*

*/

// INCLUDES

#include <eikclbd.h>            // for CColumnListBoxData

#include <coecobs.h>            // MCoeControlObserver

#include <AknUtils.h>           // AknTextUtils AknFind

#include <AknIconArray.h>       // for GulArray

#include <AknWaitDialog.h>

#include <textresolver.h>

#include <StringLoader.h>

#include <akninputblock.h>      // CAknInputBlock

#include <eikon.hrh>

#include <aknappui.h>

#include <akntoolbar.h>

#include <eikdialg.h>

#include <eikdialogext.h>

#include <aknselectionlist.h>   // AknSelectionList.cpp

#include <aknsfld.h>            // CAknSearchField

#include <eikcapc.h>            // CEikCaptionedControl

#include <aknconsts.h>          // KAvkonBitmapFile, KAvkonVariatedBitmapsFile

#include <AknsConstants.h>      // icon constants

#include <aknmemorycardui.mbg>  // memory card icon

#include <avkon.mbg>

#include <StringLoader.h>

#include <MMGFetchVerifier.h>   // For VerifySelectionL()

#include <audiofetcher.mbg>

#include <audiofetcherdialog.rsg>

#include "audiofetcherdialog.h"

#include "audiofetcherfilehandler.h"

#include "audiofetcher.hrh"

#include "audiofetcherlog.h"

#include <data_caging_path_literals.hrh> // KDC_APP_RESOURCE_DIR

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

// C++ default constructor.

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

//

inline CAudioFetcherDialog::CAudioFetcherDialog(

            CDesCArray& aSelectedFiles, 

            MMGFetchVerifier* aVerifier,

            const TDesC& aTitle,

            TBool aMultiSelectionEnabled,

            TMediaFileType aMediaType)

        : iSelectedFiles( aSelectedFiles ),

          iVerifier( aVerifier ),

          iTitle( aTitle ),

          iMultiSelectionEnabled(aMultiSelectionEnabled),

          iMediaType(aMediaType)

	{

	WLOG("CAudioFetcherDialog::CAudioFetcherDialog");

	// No implementation required

	}

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

// Two-phased constructor.

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

//

CAudioFetcherDialog* CAudioFetcherDialog::NewL(CDesCArray& aSelectedFiles, 

               MMGFetchVerifier* aVerifier,  const TDesC& aTitle, TBool aMultiSelectionEnabled,

               TMediaFileType aMediaType)

	{

	WLOG("CAudioFetcherDialog::NewL");

	CAudioFetcherDialog* self=

	    new( ELeave ) CAudioFetcherDialog(

	        aSelectedFiles, aVerifier, aTitle, aMultiSelectionEnabled, aMediaType );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

   	}

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

// Destructor

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

//

CAudioFetcherDialog::~CAudioFetcherDialog()

	{

	WLOG("CAudioFetcherDialog::~CAudioFetcherDialog >");

	delete iStatusPaneHandler;

	delete iListHandler;

	delete iFileHandler;

	delete iListBox;

	delete iEmptyListText;

	delete iIdle;

	delete iInputBlock;

	// Restore the Toolbar as it was in the Calling application

	if( iAvkonAppUi->CurrentFixedToolbar() )  // there is Hardware Specific Output for Fixed ToolBar

        {

        iAvkonAppUi->CurrentFixedToolbar()->SetToolbarVisibility( ETrue );

        }

    if ( iAvkonAppUi )

        {

        iAvkonAppUi->RemoveFromStack( this );

        }

	WLOG("CAudioFetcherDialog::~CAudioFetcherDialog <");

	}

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

// Symbian 2nd phase constructor can leave.

// Create the alfscreenbuffer with a generic buffer screen id

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

//

void CAudioFetcherDialog::ConstructL()

	{

	WLOG("CAudioFetcherDialog::ConstructL >");

	// always first call the base class

    CAknDialog::ConstructL( R_AUDIOFETCHER_MENUBAR ); //R_MULTISELECT_AUDIOFETCHER_MENUBAR );

    // Get the Instance of the toolbar and disable it as it is not required in the fetcher dialog

    if( iAvkonAppUi->CurrentFixedToolbar() )  // there is hardware specific output for fixed toolBar

        {

        iAvkonAppUi->CurrentFixedToolbar()->SetToolbarVisibility( EFalse );

        }

	// get previous title so it can be restored

	iStatusPaneHandler = CStatusPaneHandler::NewL( iAvkonAppUi );

	iStatusPaneHandler->StoreOriginalTitleL();

	// MdS query handler

    iFileHandler = CAudioFetcherFileHandler::NewL();

    iFileHandler->SetObserver( this );

    // List model

    iListHandler = CAudioFetcherListHandler::NewL();

    iListHandler->SetObserver( this );

    WLOG("CAudioFetcherDialog::ConstructL <");

    }

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

// CAudioFetcherDialog::ProcessCommandL

// This processes the events to the OkToExitL

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

//

void CAudioFetcherDialog::ProcessCommandL(TInt aCommandId)

	{

	WLOG("CAudioFetcherDialog::ProcessCommandL");

	switch( aCommandId )

		{

		case EAknSoftkeyCancel :

			{

			TryExitL( aCommandId );

			break;

			}

		case EAknSoftkeySelect :

		case ECmdSelectMarked :

        case EAknSoftkeyOk :

            {

			TryExitL( aCommandId );

			break;

            }

		default :

		    {

            break;

		    }

		}

	}

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

// CAudioFetcherDialog::OkToExitL

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

//

TBool CAudioFetcherDialog::OkToExitL(TInt aKeycode)

	{

	WLOG("CAudioFetcherDialog::OkToExitL");

    TBool retVal = EFalse;

    switch( aKeycode )

        {

        case EAknSoftkeySelect :

            {       

            TInt index = CurrentItemListIndex();

            TBuf<128> fileName;

            iFileHandler->GetAttribute( index, CAudioFetcherFileHandler::EAttrFullName, fileName, 0 );

            iSelectedFiles.AppendL( fileName );

            // Retreives the uri's of the selected files and verifies if it is a 

            // supported format

            if ( iVerifier && !iVerifier->VerifySelectionL( &iSelectedFiles ) )

                {

                iSelectedFiles.Reset();

                retVal = EFalse;

                }

            else

                {

                retVal = ETrue;                

                }

           break;

            }

        case EAknSoftkeyOk:

            {

            retVal = ETrue;

            }

        case EAknSoftkeyCancel : // exit dialog

        case EAknCmdExit :

            {

            retVal = ETrue;

            break;

            }

        default :

            break;

        }

    return retVal;

	}

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

// CAudioFetcherDialog::SizeChanged

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

//

void CAudioFetcherDialog::SizeChanged()

	{

	WLOG("CAudioFetcherDialog::SizeChanged");

	// Can be implemented based on the use.						

	CAknDialog::SizeChanged();

	TRect parentRect( Rect() );

	if ( iListBox )

	    {

	    iListBox->SetRect( parentRect );

	    }

	}

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

// CAudioFetcherDialog::PreLayoutDynInitL

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

//

void CAudioFetcherDialog::PreLayoutDynInitL()

    {

    WLOG("CAudioFetcherDialog::PreLayoutDynInitL >");

    iListBox = new ( ELeave ) CAknSingleGraphicStyleListBox;

    iListBox->ConstructL( this, EAknListBoxSelectionList );

    iListBox->Model()->SetItemTextArray( iListHandler );

    iListBox->Model()->SetOwnershipType( ELbmDoesNotOwnItemArray );

    iListBox->SetListBoxObserver( this );

    iListBox->CreateScrollBarFrameL( ETrue );

    iListBox->ScrollBarFrame()->SetScrollBarVisibilityL(

                     CEikScrollBarFrame::EOn, CEikScrollBarFrame::EAuto );

    iListBox->SetListBoxObserver( this );

    SetIconsL();

    iListBox->ItemDrawer()->ColumnData()->EnableMarqueeL( ETrue );

    if ( iMediaType == EAnyMediaFile )

        {

        iEmptyListText = StringLoader::LoadL( R_AUDIOFETCHER_EMPTY_LIST_TEXT_NO_MEDIA );

        }

    else

        {

        iEmptyListText = StringLoader::LoadL( R_AUDIOFETCHER_EMPTY_LIST_TEXT_NO_AUDIO );        

        }

    iListBox->View()->SetListEmptyTextL( *iEmptyListText );

    iStatusPaneHandler->SetTitleL( iTitle );

    CEikButtonGroupContainer& dialogCba = ButtonGroupContainer(); 

    dialogCba.MakeCommandVisible(EAknSoftkeySelect, EFalse);

    WLOG("CAudioFetcherDialog::PreLayoutDynInitL <");

    }

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

// CAudioFetcherDialog::PostLayoutDynInitL

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

//

void CAudioFetcherDialog::PostLayoutDynInitL()

    {

    WLOG("CAudioFetcherDialog::PostLayoutDynInitL");

    }

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

// CAudioFetcherDialog::SetIconsL

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

//

void CAudioFetcherDialog::SetIconsL()

    {

    WLOG("CAudioFetcherDialog::SetIconsL >");

    _LIT( KBitmapFile, "AudioFetcher.mbm" );

    if ( !iListBox )

        {

        return;

        }

    SetIconFileNameL( KBitmapFile, iIconFileName );

    CArrayPtr<CGulIcon>* icons = new (ELeave) CAknIconArray(1);

    CleanupStack::PushL( icons );

    // NOTE: append order must match TListIcons

    //

    // music item icon

    icons->AppendL( IconL( KAknsIIDQgnIndiAiNtMusic, iIconFileName,

            EMbmAudiofetcherQgn_indi_ai_nt_music,

            EMbmAudiofetcherQgn_indi_ai_nt_music_mask ) );

    // tone item icon, default tone icon

    icons->AppendL( IconL( KAknsIIDQgnPropMupAudio, iIconFileName,

            EMbmAudiofetcherQgn_prop_mup_audio,

            EMbmAudiofetcherQgn_prop_mup_audio_mask ) );

    // video item icon

    icons->AppendL( IconL( KAknsIIDQgnPropFmgrFileVideo, iIconFileName,

            EMbmAudiofetcherQgn_prop_fmgr_file_video,

            EMbmAudiofetcherQgn_prop_fmgr_file_video_mask ) );

    // recording item icon

    icons->AppendL( IconL( KAknsIIDQgnPropFmgrFileVoicerec, iIconFileName,

            EMbmAudiofetcherQgn_prop_fmgr_file_voicerec,

            EMbmAudiofetcherQgn_prop_fmgr_file_voicerec_mask ) );

    // artist icon

    icons->AppendL( IconL( KAknsIIDQgnPropMupArtist, iIconFileName,

            EMbmAudiofetcherQgn_prop_mup_artist,

            EMbmAudiofetcherQgn_prop_mup_artist_mask ) );

    // album icon

    icons->AppendL( IconL( KAknsIIDQgnPropMupAlbum, iIconFileName,

            EMbmAudiofetcherQgn_prop_mup_album,

            EMbmAudiofetcherQgn_prop_mup_album_mask ) );

    // genre icon

    icons->AppendL( IconL( KAknsIIDQgnPropMupGenre, iIconFileName,

            EMbmAudiofetcherQgn_prop_mup_genre,

            EMbmAudiofetcherQgn_prop_mup_genre_mask ) );

    // composer icon

    icons->AppendL( IconL( KAknsIIDQgnPropMupComposer, iIconFileName,

            EMbmAudiofetcherQgn_prop_mup_composer,

            EMbmAudiofetcherQgn_prop_mup_composer_mask ) );

    // folder icon (tones, music, videos, recordings, all music, artist,

    // album, genre, composer, artist all)

    icons->AppendL( IconL( KAknsIIDQgnPropFolderSmall, iIconFileName,

            EMbmAudiofetcherQgn_prop_folder_small,

            EMbmAudiofetcherQgn_prop_folder_small_mask ) );

    // unknown folder icon

    icons->AppendL( IconL( KAknsIIDQgnPropMceUnknownRead, iIconFileName,

            EMbmAudiofetcherQgn_prop_mce_unknown_read,

            EMbmAudiofetcherQgn_prop_mce_unknown_read ) );

    // download item icon (null item)

    icons->AppendL( IconL( KAknsIIDQgnPropLinkEmbdSmall, iIconFileName,

            EMbmAudiofetcherQgn_prop_link_embd_small,

            EMbmAudiofetcherQgn_prop_link_embd_small_mask ) );

    // off item icon (null item)

    icons->AppendL( IconL( KAknsIIDQgnPropSmlSyncOff, iIconFileName,

            EMbmAudiofetcherQgn_prop_sml_sync_off,

            EMbmAudiofetcherQgn_prop_sml_sync_off_mask ) );

    // memory card icon

    icons->AppendL( IconL( KAknsIIDQgnIndiMmcAdd, iIconFileName,

            EMbmAudiofetcherQgn_indi_mmc_add,

            EMbmAudiofetcherQgn_indi_mmc_add_mask ) );

     // mass storage icon

    icons->AppendL( IconL( KAknsIIDQgnPropLinkEmbdSmall, iIconFileName,

            EMbmAudiofetcherQgn_indi_fmgr_ms_add,

            EMbmAudiofetcherQgn_indi_fmgr_ms_add_mask ) );

    // empty icon

    icons->AppendL( IconL( KAknsIIDQgnPropEmpty, KAvkonBitmapFile,

                           EMbmAvkonQgn_prop_empty,

                           EMbmAvkonQgn_prop_empty_mask ) );

    // image item icon

    icons->AppendL( IconL( KAknsIIDQgnPropFmgrFileImage, iIconFileName,

            EMbmAudiofetcherQgn_prop_fmgr_file_image,

            EMbmAudiofetcherQgn_prop_fmgr_file_image_mask ) );

    // delete old icons

    CArrayPtr<CGulIcon>* arr = iListBox->ItemDrawer()->ColumnData()->IconArray();

    if ( arr )

        {

        arr->ResetAndDestroy();

        delete arr;

        arr = NULL;

        }

    iListBox->ItemDrawer()->ColumnData()->SetIconArray( icons );

    CleanupStack::Pop( icons );

    WLOG("CAudioFetcherDialog::SetIconsL <");

    }

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

// CAudioFetcherDialog::SetIconFileNameL

//

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

//

void CAudioFetcherDialog::SetIconFileNameL( const TDesC& aName, TDes& aFullName )

    {

    WLOG("CAudioFetcherDialog::SetIconFileNameL >");

    _LIT( KDriveZ, "z:" );

    aFullName = KNullDesC;

    aFullName.Append( KDriveZ );

    aFullName.Append( KDC_APP_RESOURCE_DIR );

    aFullName.Append( aName );

    WLOG("CAudioFetcherDialog::SetIconFileNameL <");

    }

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

// CMediaFileDialog::IconL

// 

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

//

CGulIcon* CAudioFetcherDialog::IconL(TAknsItemID aId, const TDesC& aFileName,

                                   TInt aFileIndex, TInt aFileMaskIndex)

    {

    WLOG("CAudioFetcherDialog::IconL");

    CGulIcon* icon = AknsUtils::CreateGulIconL(AknsUtils::SkinInstance(), aId,

                                aFileName, aFileIndex, aFileMaskIndex);

    return icon;    

    }

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

// CMediaFileDialog::UpdateListBoxL

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

//

void CAudioFetcherDialog::UpdateListBoxL()

    {

    WLOG("CAudioFetcherDialog::UpdateListBoxL >");

    if ( !iListBox )

        {

        return;

        }

    TInt resultCount = iFileHandler->ResultCount();

    if(resultCount > 0){

        CEikButtonGroupContainer& dialogCba = ButtonGroupContainer(); 

        dialogCba.MakeCommandVisible(EAknSoftkeySelect, ETrue);

    }

    iListBox->HandleItemAdditionL();

    iListBox->SetCurrentItemIndex( 0 );    

    DrawNow();    

    WLOG("CAudioFetcherDialog::UpdateListBoxL <");

    }

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

// CAudioFetcherDialog::ActivateL

//

// Called by system when dialog is activated.

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

//

void CAudioFetcherDialog::ActivateL()

    {

    WLOG("CAudioFetcherDialog::ActivateL >");

    CAknDialog::ActivateL();

    // this cannot be in ConstructL which is executed before dialog is launched

    iAvkonAppUi->AddToStackL( this );

    WLOG("CAudioFetcherDialog::ActivateL <");

    }

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

// CAudioFetcherDialog::DynInitMenuPaneL

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

void CAudioFetcherDialog::DynInitMenuPaneL(

        TInt /*aResourceId*/, CEikMenuPane* /*aMenuPane*/ )

    {

    WLOG("CAudioFetcherDialog::DynInitMenuPaneL");

    // No Implementation

    }

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

// CAudioFetcherDialog::CountComponentControls

//

// Gets the number of controls contained in a compound control.

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

//

TInt CAudioFetcherDialog::CountComponentControls() const

    {

    return iListBox ? 1 : 0;

    }

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

// CAudioFetcherDialog::CountComponentControls

//

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

//