/*+
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* Copyright (c) 2007-2010 Sebastian Brannstrom, Lars Persson, EmbedDev AB+
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*+
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* All rights reserved.+
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* This component and the accompanying materials are made available+
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* under the terms of the License "Eclipse Public License v1.0"+
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* which accompanies this distribution, and is available+
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".+
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*+
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* Initial Contributors:+
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* EmbedDev AB - initial contribution.+
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*+
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* Contributors:+
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*+
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* Description:+
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*+
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*/+
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+
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#include "PodcastQueueView.h"+
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#include "PodcastAppUi.h"+
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#include "ShowEngine.h"+
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#include "SettingsEngine.h"+
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#include "PodcastApp.h"+
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#include "Constants.h"+
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#include "imagehandler.h"+
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#include "PodcastShowsView.h"+
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+
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#include <podcast.rsg>+
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#include <podcast.mbg>+
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#include <gulicon.h>+
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#include <barsread.h>+
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#include <aknnotedialog.h>+
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#include <aknmessagequerydialog.h>+
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+
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#define KMaxMessageLength 200+
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+
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+
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CPodcastQueueView* CPodcastQueueView::NewL(CPodcastModel& aPodcastModel)+
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	{+
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	CPodcastQueueView* self = CPodcastQueueView::NewLC(aPodcastModel);+
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	CleanupStack::Pop(self);+
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	return self;+
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	}+
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+
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CPodcastQueueView* CPodcastQueueView::NewLC(CPodcastModel& aPodcastModel)+
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	{+
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	CPodcastQueueView* self = new ( ELeave ) CPodcastQueueView(aPodcastModel);+
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	CleanupStack::PushL(self);+
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	self->ConstructL();+
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	return self;+
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	}+
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+
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CPodcastQueueView::CPodcastQueueView(CPodcastModel& aPodcastModel) :+
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	CPodcastShowsView(aPodcastModel)+
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	{+
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	}+
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+
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void CPodcastQueueView::ConstructL()+
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	{+
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	BaseConstructL(R_PODCAST_QUEUEVIEW);+
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	CPodcastListView::ConstructL();+
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+
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	CreateIconsL();+
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		+
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	iListContainer->Listbox()->SetListBoxObserver(this);+
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	+
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	iPodcastModel.FeedEngine().AddObserver(this);+
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	iPodcastModel.ShowEngine().AddObserver(this);+
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	+
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	SetEmptyTextL(R_PODCAST_EMPTY_QUEUE);+
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	}+
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+
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TKeyResponse CPodcastQueueView::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType)+
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	{+
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	if (aType == EEventKey)+
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		{+
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		CShowInfo *activeShow = NULL;+
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+
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		TInt index = iListContainer->Listbox()->CurrentItemIndex();+
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		if(index >= 0 && index < iPodcastModel.ActiveShowList().Count())+
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		{+
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			activeShow = iPodcastModel.ActiveShowList()[index];+
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		}+
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		+
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		if (activeShow != NULL) {+
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			DP1("aKeyEvent.iCode=%d", aKeyEvent.iCode);+
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			switch (aKeyEvent.iCode) {+
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			case EKeyBackspace:+
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			case EKeyDelete:+
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				HandleCommandL(EPodcastRemoveDownload);+
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				break;+
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			default:+
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				break;+
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			}+
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			UpdateToolbar();+
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		}+
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	}+
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		return CPodcastListView::OfferKeyEventL(aKeyEvent, aType);+
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	}+
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+
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CPodcastQueueView::~CPodcastQueueView()+
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	{+
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	iPodcastModel.ShowEngine().RemoveObserver(this);+
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	iPodcastModel.FeedEngine().RemoveObserver(this);+
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	+
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    if(iStylusPopupMenu)+
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        delete iStylusPopupMenu, iStylusPopupMenu = NULL;+
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	}+
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+
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+
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TUid CPodcastQueueView::Id() const+
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	{+
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	return KUidPodcastQueueViewID;+
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	}+
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+
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void CPodcastQueueView::DoActivateL(const TVwsViewId& aPrevViewId,+
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		TUid aCustomMessageId, const TDesC8& aCustomMessage)+
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	{+
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	DP("CPodcastQueueView::DoActivateL BEGIN");+
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	+
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	CPodcastListView::DoActivateL(aPrevViewId, aCustomMessageId, aCustomMessage);+
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	iPreviousView = aPrevViewId;+
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	+
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	UpdateFeedUpdateStateL();+
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	UpdateToolbar();+
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	DP("CPodcastQueueView::DoActivateL END");+
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	}+
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+
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void CPodcastQueueView::DoDeactivate()+
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	{+
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	CPodcastListView::DoDeactivate();+
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	}+
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+
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void CPodcastQueueView::HandleListBoxEventL(CEikListBox* /*aListBox*/,+
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		TListBoxEvent aEventType)+
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	{+
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	switch (aEventType)+
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		{+
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		case EEventEnterKeyPressed:		+
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		case EEventItemActioned:+
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		case EEventItemDoubleClicked:+
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			break;+
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		default:+
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			break;+
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		}+
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		UpdateToolbar();+
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	}+
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+
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void CPodcastQueueView::UpdateListboxItemsL()+
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	{+
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	if (iListContainer->IsVisible())+
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		{+
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		TListItemProperties itemProps;+
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		TInt len = 0;+
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+
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		iPodcastModel.GetShowsDownloadingL();+
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	+
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		RShowInfoArray &fItems = iPodcastModel.ActiveShowList();+
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		len = fItems.Count();+
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+
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		if (iListContainer->Listbox() != NULL)+
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			{+
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			TBool allUidsMatch = EFalse;+
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+
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			if (len == iListContainer->Listbox()->Model()->NumberOfItems())+
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				{+
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				allUidsMatch = ETrue;+
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				TUint itemId = 0;+
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				for (TInt loop = 0; loop< len; loop++)+
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					{+
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					itemId = iItemIdArray[loop];+
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					if (fItems[loop]->Uid() != itemId)+
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						{+
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						allUidsMatch = EFalse;+
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						break;+
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						}+
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					}+
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				}+
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+
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			if (allUidsMatch && len > 0)+
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				{+
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				for (TInt loop = 0; loop< len; loop++)+
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					{					+
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					UpdateShowItemDataL(fItems[loop], loop);	+
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					iListContainer->Listbox()->DrawItem(loop);+
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					}+
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				}+
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			else+
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				{+
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				iListContainer->Listbox()->ItemDrawer()->ClearAllPropertiesL();+
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				iListContainer->Listbox()->Reset();+
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				iItemIdArray.Reset();+
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				iItemArray->Reset();+
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+
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				if (len > 0)+
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					{+
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					for (TInt i=0; i<len; i++)+
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						{+
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						CShowInfo *si = fItems[i];+
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						FormatShowInfoListBoxItemL(*si);+
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						iItemIdArray.Append(si->Uid());						+
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						iItemArray->AppendL(iListboxFormatbuffer);+
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						}+
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					}+
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				else+
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					{+
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					iItemArray->Reset();+
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					iItemIdArray.Reset();+
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					+
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					itemProps.SetDimmed(ETrue);+
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					itemProps.SetHiddenSelection(ETrue);+
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					}+
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				iListContainer->Listbox()->HandleItemAdditionL();+
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				}				+
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			}+
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		}+
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	}+
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+
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/** +
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 * Command handling function intended for overriding by sub classes. +
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 * Default implementation is empty.  +
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 * @param aCommand ID of the command to respond to. +
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 */+
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void CPodcastQueueView::HandleCommandL(TInt aCommand)+
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	{+
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	switch (aCommand)+
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		{+
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		case EPodcastRemoveAllDownloads:+
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			{+
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			TBuf<KMaxMessageLength> msg;+
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			iEikonEnv->ReadResourceL(msg, R_CLEAR_QUERY);+
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												+
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			if(ShowQueryMessageL(msg))+
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				{+
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				iPodcastModel.ShowEngine().RemoveAllDownloadsL();+
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				UpdateListboxItemsL();+
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				}+
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			}+
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			break;+
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		case EPodcastRemoveDownload:+
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			{+
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			TInt index = iListContainer->Listbox()->CurrentItemIndex();+
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			if (index >= 0 && index < iPodcastModel.ActiveShowList().Count())+
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				{+
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				TRAP_IGNORE(iPodcastModel.ShowEngine().RemoveDownloadL(iPodcastModel.ActiveShowList()[index]->Uid()));+
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				}+
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			}+
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			break;+
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		case EPodcastSuspendDownloads:+
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			{+
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			iPodcastModel.ShowEngine().SuspendDownloads();+
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			UpdateListboxItemsL();+
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			}+
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			break;+
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		case EPodcastResumeDownloads:+
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			{+
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			iPodcastModel.ShowEngine().ResumeDownloadsL();+
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			UpdateListboxItemsL();+
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			}+
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			break;+
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		default:+
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			CPodcastListView::HandleCommandL(aCommand);+
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			break;+
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		}+
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	iListContainer->SetLongTapDetectedL(EFalse); // in case we got here by long tapping+
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	UpdateToolbar();+
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	}+
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	+
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void CPodcastQueueView::DynInitMenuPaneL(TInt aResourceId,CEikMenuPane* aMenuPane)+
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{+
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	if(aResourceId == R_PODCAST_SHOWSVIEW_MENU)+
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		{+
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		aMenuPane->SetItemDimmed(EPodcastMarkAllPlayed, ETrue);+
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		}+
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}+
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+
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void CPodcastQueueView::UpdateToolbar(TBool aVisible)+
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{+
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	CAknToolbar* toolbar = Toolbar();+
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	+
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	if (toolbar) {+
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		RShowInfoArray &fItems = iPodcastModel.ActiveShowList();+
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		TInt itemCnt = fItems.Count();+
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		if (iListContainer->IsVisible()) {+
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			toolbar->SetToolbarVisibility(aVisible);+
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		}+
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		toolbar->HideItem(EPodcastRemoveAllDownloads, EFalse, ETrue);+
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		toolbar->SetItemDimmed(EPodcastRemoveAllDownloads, itemCnt == 0, ETrue);+
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		toolbar->HideItem(EPodcastSuspendDownloads,iPodcastModel.SettingsEngine().DownloadSuspended(), ETrue);+
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		toolbar->HideItem(EPodcastResumeDownloads,!iPodcastModel.SettingsEngine().DownloadSuspended(), ETrue);	+
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		toolbar->SetItemDimmed(EPodcastRemoveDownload, itemCnt == 0, ETrue);		+
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	}+
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}+
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