internetradio2.0/uisrc/irplsview.cpp
changeset 0 09774dfdd46b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/internetradio2.0/uisrc/irplsview.cpp	Mon Apr 19 14:01:53 2010 +0300
@@ -0,0 +1,507 @@
+/*
+* Copyright (c) 2006-2007 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:  view class for pls list
+*
+*/
+
+
+#include <hlplch.h>
+
+#include <internetradio.rsg>
+#include <internetradio.mbg>
+
+#include "ir.hrh"
+#include "ircommon.h"
+#include "irdebug.h"
+#include "irplsview.h"
+#include "irplscontainer.h"
+#include "irui.h"
+#include "irbaseview.h"
+#include "irsettings.h"
+#include "irnowplayingwrapper.h"
+#include "irisdspreset.h"
+#include <eikclbd.h>
+#include <akntoolbar.h>
+
+#include "irnetworkcontroller.h" 	
+#include "iractivenetworkobserver.h"
+
+//-----------------------------------------------------------------------------
+//  CIRPlsView::NewL
+//  Creates a new instance of pls view
+//-----------------------------------------------------------------------------
+//
+CIRPlsView* CIRPlsView::NewL(const TRect& aRect)
+    {
+	IRLOG_DEBUG( "CIRPlsView::NewL - Entering" );
+    CIRPlsView* self = CIRPlsView::NewLC(aRect);
+    CleanupStack::Pop(self);
+	IRLOG_DEBUG( "CIRPlsView::NewL - Exiting." );
+    return self;
+    }
+
+//-----------------------------------------------------------------------------
+//  CIRPlsView::NewLC
+//  Creates a new instance of pls view and leaves it on the cleanup stack.
+//-----------------------------------------------------------------------------
+//
+CIRPlsView* CIRPlsView::NewLC(const TRect& aRect)
+    {
+    IRLOG_DEBUG( "CIRPlsView::NewLC - Entering" );
+    CIRPlsView* self = new (ELeave) CIRPlsView;
+    CleanupStack::PushL(self);
+    self->ConstructL(aRect);
+	IRLOG_DEBUG( "CIRPlsView::NewLC - Exiting." );
+    return self;
+    }
+
+//----------------------------------------------------------------------------- 
+//  CIRPlsView::CIRPlsView()
+//  Default constructor
+//-----------------------------------------------------------------------------
+//
+CIRPlsView::CIRPlsView():iContainer(NULL) 
+    {
+	IRLOG_DEBUG( "CIRPlsView::CIRPlsView" );
+	SetCurrentTopItem(0);
+    }
+
+//----------------------------------------------------------------------------- 
+//  CIRPlsView::~CIRPlsView()
+//  Destructor
+//-----------------------------------------------------------------------------
+//
+CIRPlsView::~CIRPlsView()
+    {
+	IRLOG_DEBUG( "CIRPlsView::~CIRPlsView - Entering" );
+    if ( iContainer )
+        {
+        AppUi()->RemoveFromViewStack( *this, iContainer );
+        delete iContainer;
+    	}
+	if( AknLayoutUtils::PenEnabled() && Toolbar() )
+		{
+		Toolbar()->SetToolbarVisibility(EFalse, EFalse);
+		Toolbar()->SetToolbarObserver( NULL );
+		}
+	IRLOG_DEBUG( "CIRPlsView::~CIRPlsView - Exiting." );
+    }
+
+//-----------------------------------------------------------------------------
+//  CIRPlsView::ConstructL
+//  Second phase constructor
+//-----------------------------------------------------------------------------
+//
+void CIRPlsView::ConstructL(const TRect& /*aRect*/)
+	{
+	IRLOG_DEBUG( "CIRPlsView::ConstructL - Entering" );
+    CIRBaseView::ConstructL(R_IR_PLSVIEW);
+	MAknsSkinInstance * skin=AknsUtils::SkinInstance () ;
+    TRgb color;
+    TInt skinColor=AknsUtils::GetCachedColor(skin, color, KAknsIIDQsnTextColors,
+    				                                      EAknsCIQsnTextColorsCG6 );
+	if(color.Gray2()!=0)
+		{
+		CreateAndSetToolbarL(R_NOW_PLSLIST_WHITE_TOOLBAR);
+		}
+	else
+		{
+		CreateAndSetToolbarL(R_NOW_PLSLIST_BLACK_TOOLBAR);	
+		}
+	if( AknLayoutUtils::PenEnabled() && Toolbar() )
+		{
+		Toolbar()->SetToolbarObserver( this );
+		}
+	SetCurrentFocus(0);
+	iRequestPending = EFalse;
+	IRLOG_DEBUG( "CIRPlsView::ConstructL - Exiting." );
+	}
+
+	
+//-----------------------------------------------------------------------------
+//  TUid CIRPlsView::Id()
+//  This returns the view ID
+//-----------------------------------------------------------------------------
+//
+TUid CIRPlsView::Id() const
+    {
+    IRLOG_DEBUG( "CIRPlsView::Id" );
+    return KIRPlsViewID;
+    }
+    
+// ----------------------------------------------------------------------------
+//  This is called when a view needs to be activated. 
+//  This creates container with its controls.
+//  It also receives messages sent to the view.
+//  aPrevViewId is passed s.t. we can return to the previous view.
+//  aCustomMessageId is an ID for the message.
+//  aCustomMessage is the actual message.
+// ----------------------------------------------------------------------------
+//
+void CIRPlsView::DoActivateL(const TVwsViewId& aPrevViewId,TUid /*aCustomMessageId*/,
+   const TDesC8& aCustomMessage)
+	{
+	IRLOG_DEBUG( "CIRPlsView::DoActivateL - Entering" );
+	iUi->iPresentViewID = KIRPlsViewID;
+    if ( !iContainer )
+		{
+		iContainer =CIRPlsContainer::NewL(ClientRect(),*this);
+		iContainer->SetMopParent( this );
+		AppUi()->AddToViewStackL( *this, iContainer );
+		}
+    else
+       {
+	    // we must notify a resource change in order to update the skin context
+	    // This is a flaw of CEikFormattedCellListBox
+		iContainer->SetRect(ClientRect());
+    	iContainer->HandleResourceChange(KEikDynamicLayoutVariantSwitch);
+       }
+	ConstructToolbarL();
+    iContainer->ActivateL();
+    iContainer->MakeVisible( ETrue );
+    SetTitleL( R_IRAPP_FEATURE_FILE_TITLE );
+    CIRBaseView::DoActivateL( aPrevViewId, TUid::Uid(1), aCustomMessage );
+    HandleStatusPaneSizeChange();
+    iUi->iNetworkController->RegisterActiveNetworkObserverL(*this);
+    IRLOG_DEBUG( "CIRPlsView::DoActivateL - Exiting" );
+	}
+	
+// ----------------------------------------------------------------------------
+// CIRPlsView::DoDeactivate()
+// This is called when a view needs to be deactivated. 
+// This destroys container with its controls.
+// ----------------------------------------------------------------------------
+//
+void CIRPlsView::DoDeactivate()
+	{
+	IRLOG_DEBUG( "CIRPlsView::DoDeactivate - Entering" );
+	if ( iContainer )
+		{
+	    SetCurrentFocus(iContainer->GetCurrentItemIndex());
+		SetCurrentTopItem(iContainer->GetListBoxTopIndex());
+        AppUi()->RemoveFromViewStack( *this, iContainer );
+        delete iContainer;
+ 		iContainer = NULL;
+		}
+	if( AknLayoutUtils::PenEnabled() && Toolbar() )
+		{
+		Toolbar()->SetToolbarVisibility(EFalse, EFalse);
+		Toolbar()->SetToolbarObserver( NULL );
+		}
+    iUi->iNetworkController->DeleteActiveNetworkObserver(*this);
+	IRLOG_DEBUG( "CIRPlsView::DoDeactivate - Exiting." );
+	}
+	
+// ----------------------------------------------------------------------------
+//  CIRPlsView::HandleCommandL(TInt aCommand) 
+//  Command handling function
+// ----------------------------------------------------------------------------
+//	
+void CIRPlsView::HandleCommandL(TInt aCommand)
+	{
+	IRLOG_DEBUG( "CIRPlsView::HandleCommandL - Entering" );
+	iCurrentFocus = iContainer->GetCurrentItemIndex();	
+    
+    // handle the corresponding command selected by the user through options.
+	switch(aCommand)
+		{
+	
+		case EListenCmd:
+			{
+			iUi->SetListenFromPls(ETrue);
+			if( iUi->VerifyNetworkConnectivityL() )
+				{
+				iRequestPending = ETrue;
+				break;
+				}
+			else
+				{
+				SetCurrentFocus(iContainer->GetCurrentItemIndex());
+				iContainer->ListenToStationL(); 
+				}
+			   
+     		}
+		    break;
+
+		case ESaveCmd:
+			{  
+			if( !iUi->CheckAndNotifyLowDiskSpaceL() )
+				{
+     			iContainer->SaveL();
+				}
+			}	
+			break;
+			
+		case ESaveAllCmd:
+			{
+			if( !iUi->CheckAndNotifyLowDiskSpaceL() )
+				{
+				iContainer->SaveAllL();
+				}
+		 	}
+			break;
+			
+		case EGotoNowPlayingViewCmd:
+		    {
+		    SetCurrentFocus(iContainer->GetCurrentItemIndex());
+			iUi->SetHistory(EFalse);
+			iUi->SavePrevIDL(KIRMainChoiceViewID,aCommand); 
+		    }
+		    break;
+		    
+		case ESettingsCmd:
+		    {
+		    SetCurrentFocus(iContainer->GetCurrentItemIndex());
+		    AppUi()->ActivateLocalViewL(KIRSettingsViewId);
+		    }
+		    break;
+		    
+	    case EHelpCmd:
+			{
+			if( !iUi->CheckAndNotifyLowDiskSpaceL() )
+				{
+				SetCurrentFocus(iContainer->GetCurrentItemIndex());
+	            HlpLauncher::LaunchHelpApplicationL( iEikonEnv->WsSession(),
+	            			 AppUi()->AppHelpContextL() );
+				}
+			}
+            break;
+            
+		case EGotoMainView:
+			{
+			_LIT8(KNull,"");
+			AppUi()->ActivateLocalViewL( KIRMainChoiceViewID ,KMainViewLaunch ,KNull);
+			}
+	    	break;   
+		default:
+			{
+			CIRBaseView::HandleCommandL( EAknSoftkeyExit );	
+			}
+
+		}
+	IRLOG_DEBUG( "CIRPlsView::HandleCommandL - Exiting." );
+	}
+	
+// ----------------------------------------------------------------------------
+// CIRPlsView::DynInitMenuPaneL()
+// Dynamically handles menu pane.
+// ----------------------------------------------------------------------------
+//
+void CIRPlsView::DynInitMenuPaneL(TInt aResourceId,CEikMenuPane* aMenuPane)
+	{
+	IRLOG_DEBUG( "CIRPlsView::DynInitMenuPaneL - Entering" );
+	// Pls view options menu  
+	CIRUi* appUi = static_cast<CIRUi*>( AppUi() );  
+	if(aResourceId == R_IR_MENU_PLS  )
+		{
+        	if(!aMenuPane) User::Leave(KErrNotFound);
+        	{   
+				// Now Playing option
+				if(iNowPlayingWrapper->iPlaying)
+					{
+					 aMenuPane->SetItemDimmed(EGotoNowPlayingViewCmd,EFalse);
+					}
+				else
+					{
+					 aMenuPane->SetItemDimmed(EGotoNowPlayingViewCmd,ETrue);
+					}
+				if(iUi->IsFirstTime())
+					{
+					aMenuPane->SetItemDimmed(EGotoMainView,ETrue);	
+					}
+				else
+					{
+					aMenuPane->SetItemDimmed(EGotoMainView,EFalse);	
+					}
+        	}
+		}
+	IRLOG_DEBUG( "CIRPlsView::DynInitMenuPaneL - Exiting." );
+	}
+	
+// ---------------------------------------------------------------------------
+// CIRPlsView::ConstructToolbarL()
+// Coonstructs the toolbar for the view.
+// ---------------------------------------------------------------------------
+//    
+void CIRPlsView::ConstructToolbarL()
+	{
+	IRLOG_DEBUG( "CIRPlsView::ConstructToolbarL - Entering." );
+
+	TInt count = (iUi->iURLs.Count());
+    if(Toolbar())
+	    {
+		if((count==0))
+			{
+			Toolbar()->SetItemDimmed(ESaveCmd,ETrue,ETrue);
+			Toolbar()->SetItemDimmed(EListenCmd,ETrue,ETrue);
+			}
+		else
+			{
+			Toolbar()->SetItemDimmed(ESaveCmd,EFalse,ETrue);
+			Toolbar()->SetItemDimmed(EListenCmd,EFalse,ETrue);
+			}
+		if((count<=2))
+			{
+			Toolbar()->SetItemDimmed(ESaveAllCmd,ETrue,ETrue);
+			}
+		else
+			{
+			Toolbar()->SetItemDimmed(ESaveAllCmd,EFalse,ETrue);
+			}
+		Toolbar()->SetToolbarVisibility( ETrue );
+
+	    // Update rect, as changes in toolbar visibility also affect layout.
+	    if(iContainer)
+		    {
+		    iContainer->SetRect( ClientRect() );
+		    iContainer->DrawDeferred();
+		    }
+	    }
+	IRLOG_DEBUG( "CIRPlsView::ConstructToolbarL - Exiting." );
+	}
+// ---------------------------------------------------------------------------
+// CIRPlsView::ConstructToolbarL()
+// Dynamically initialises a tool bar..
+// ---------------------------------------------------------------------------
+//    
+void CIRPlsView::DynInitToolbarL( TInt /*aResourceId*/, CAknToolbar* /*aToolbar*/ )
+	{
+	IRLOG_DEBUG( "CIRPlsView::DynInitToolbarL - Entering." );
+	IRLOG_DEBUG( "CIRPlsView::DynInitToolbarL - Exiting." );
+    }
+		
+// ---------------------------------------------------------------------------
+// CIRMainView::OfferToolbarEventL()
+// catch the selection key event and perform the operation according to it...
+// ---------------------------------------------------------------------------
+void CIRPlsView::OfferToolbarEventL
+        ( TInt aCommand )
+	{
+	IRLOG_DEBUG( "CIRPlsView::OfferToolbarEventL - Entering." );
+	HandleCommandL(aCommand);
+	IRLOG_DEBUG( "CIRPlsView::OfferToolbarEventL - Exiting." );
+	}
+// ---------------------------------------------------------------------------
+// CIRPlsView::HandleStatusPaneSizeChange()
+// 
+// ---------------------------------------------------------------------------
+//	
+void CIRPlsView::HandleStatusPaneSizeChange()
+    {
+    IRLOG_DEBUG( "CIRPlsView::HandleStatusPaneSizeChange - Entering." );
+    // the client rect is also set here after screen orientation change
+    if (iContainer )
+        {
+        iContainer->SetRect( ClientRect() );
+        }
+    IRLOG_DEBUG( "CIRPlsView::HandleStatusPaneSizeChange - Exiting." );
+    }
+// ---------------------------------------------------------------------------
+// From class CAknView.
+// Foreground event handling function.
+// ---------------------------------------------------------------------------
+//
+void CIRPlsView::HandleForegroundEventL( TBool aForeground )
+	{
+	IRLOG_DEBUG( "CIRMainView::HandleForegroundEventL - Entering" );
+	CIRBaseView::HandleForegroundEventL( aForeground );
+	if(aForeground)
+	{
+	if(iContainer)
+		{
+		MAknsSkinInstance * skin=AknsUtils::SkinInstance () ;
+	    TRgb color;
+	    TInt skinColor=AknsUtils::GetCachedColor(skin, color, KAknsIIDQsnTextColors,
+	    				                                      EAknsCIQsnTextColorsCG6 );
+		if(color.Gray2()!=0)
+			{
+			CreateAndSetToolbarL(R_NOW_PLSLIST_WHITE_TOOLBAR);
+			}
+		else
+			{
+			CreateAndSetToolbarL(R_NOW_PLSLIST_BLACK_TOOLBAR);	
+			}
+        if( AknLayoutUtils::PenEnabled() && Toolbar() )
+			{
+			Toolbar()->SetToolbarObserver( this );
+			}
+		ConstructToolbarL();
+	    //iUi->iNetworkController->RegisterActiveNetworkObserver(this)
+	    //iListen = ETrue
+	    iContainer->DrawDeferred();
+        Toolbar()->DrawDeferred();
+		iContainer->SecondPls();
+		}
+	}
+	IRLOG_DEBUG( "CIRMainView::HandleForegroundEventL - Exiting." );
+	}		
+
+
+// ---------------------------------------------------------------------------
+//Notifies all observers whose network request is active
+// to reissue the request  
+//NotifyActiveNetworkObserversL()
+// ---------------------------------------------------------------------------
+
+void CIRPlsView::NotifyActiveNetworkObserversL(TIRNetworkEvent aEvent)
+	{
+	IRLOG_DEBUG( "CIRPlsView::NotifyActiveNetworkObserversL - Entering." );
+	
+	switch(aEvent)
+	{
+	case ENetworkConnectionDisconnected:
+		{
+		iNowPlayingWrapper->HandleNetworkDisconnected();
+		}
+		break;
+	case ENetworkConnectionEstablished:
+		{
+		if(iContainer)
+			{
+			if(iRequestPending || iUi->iNetworkController->IsHandingOverConnection())
+				{
+				SetCurrentFocus(iContainer->GetCurrentItemIndex());
+				iContainer->ListenToStationL(); 
+				}
+			}
+		ResetPendingRequests(EFalse);
+		}
+	}
+
+	IRLOG_DEBUG( "CIRPlsView::NotifyActiveNetworkObserversL - Exiting." );
+	}
+	
+	
+// -----------------------------------------------------------------------------
+// Notified by network controller when user cancels network connection, to reset 
+// the pending requests  
+// ResetPendingRequests()
+// -----------------------------------------------------------------------------
+void CIRPlsView::ResetPendingRequests(TBool aValue)
+	{
+	iRequestPending = aValue;
+	}
+
+	
+
+// CIRPlsView :: SecondConstruct()
+// To again initialise when Second pls file is opened.
+// ---------------------------------------------------------------------------
+//
+void CIRPlsView::SecondConstruct()
+	{
+	SetCurrentFocus(0);
+	SetCurrentTopItem(0);
+	iRequestPending = EFalse;
+	}