--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/Client/src/alfdisplaysubsession.cpp	Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,311 @@
+/*
+* Copyright (c) 2006 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:   Sub-session for display
+*
+*/
+
+
+
+#include "alfdisplaysubsession.h"
+#include "alf/alfconstants.h"
+#include "alf/alfdisplaybackgrounditem.h"
+#include "alflogger.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Opens subsession
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::Open( RAlfClient& aSession, const TRect& aRect, TInt aDisplayType, 
+	TUid aBufferUid )
+    {
+    if (aDisplayType >= CAlfDisplay::EDisplayNormal)       
+    	{   	
+    	TPckg<TRect> rectPckg(aRect);
+    
+    	TAlfDisplayCreateParams2 params;
+    	params.iWindowGroupId = 0;
+    	CCoeEnv* coeStatic = CCoeEnv::Static();
+    	if ( coeStatic )
+        	{
+        	params.iWindowGroupId = coeStatic->RootWin().Identifier();
+        	}
+    	params.iDisplayType = aDisplayType;
+    	params.iBufferUid = aBufferUid;
+    
+    	TPckg<TAlfDisplayCreateParams2> paramPckg(params);    
+    	TAlfImplementationInformation info(EAlfDisplaySubSessionOpen2);
+    	TPckgC<TAlfImplementationInformation> infoBuf(info);
+    	return CreateSubSession( 
+        	aSession,
+        	EAlfCreateSubSession,
+        	TIpcArgs( &infoBuf, &rectPckg, &paramPckg ));
+    	}    
+    else // deprecated API
+    	{
+    	TPckg<TRect> rectPckg(aRect);
+    
+    	TAlfDisplayCreateParams params;
+    	params.iWindowGroupId = 0;
+    	CCoeEnv* coeStatic = CCoeEnv::Static();
+    	if ( coeStatic )
+        	{
+        	params.iWindowGroupId = coeStatic->RootWin().Identifier();
+        	}
+    	params.iDisplayType = aDisplayType;
+    
+    	TPckg<TAlfDisplayCreateParams> paramPckg(params);    
+    	TAlfImplementationInformation info(EAlfDisplaySubSessionOpen);
+    	TPckgC<TAlfImplementationInformation> infoBuf(info);
+    	return CreateSubSession( 
+        	aSession,
+        	EAlfCreateSubSession,
+        	TIpcArgs( &infoBuf, &rectPckg, &paramPckg ));
+    	}
+    }
+ 
+// ---------------------------------------------------------------------------
+// Closes subsession
+// ---------------------------------------------------------------------------
+//   
+void RAlfDisplaySubSession::Close()
+    {
+    CloseSubSession( EAlfCloseSubSession );
+    }
+    
+// ---------------------------------------------------------------------------
+// Display background
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::SetClearBackground( TInt aClearBackground )
+    {
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs( EAlfDisplaySetClearBackground, aClearBackground ) );
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::SetClearBackground return error %d", err )
+        }
+    return err;
+    }
+ 
+// ---------------------------------------------------------------------------
+// Sets visible area
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::SetVisibleArea( const TRect& aRect, TBool aForce)
+    {
+    TPckg<TRect> rectPckg(aRect);
+    TInt err;
+    if(aForce)
+        {
+        err = SendReceive(
+            EAlfDoSubSessionCmd, 
+            TIpcArgs(EAlfDisplayForceSetVisibleArea, &rectPckg) );
+        }
+    else
+        {
+        err = SendReceive(
+            EAlfDoSubSessionCmd, 
+            TIpcArgs(EAlfDisplaySetVisibleArea, &rectPckg) );        
+        }
+
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::SetVisibleArea return error %d", err )
+        }
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// Returns visible area
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::VisibleArea( TRect& aRect ) const
+    {
+    TPckg<TRect> rectPckg(aRect);
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs(EAlfDisplayVisibleArea,0,&rectPckg) );
+        
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::VisibleArea return error %d", err )
+        }
+    return err;
+    }
+
+
+// ---------------------------------------------------------------------------
+// Sets display dirty.
+// ---------------------------------------------------------------------------
+//
+void RAlfDisplaySubSession::SetDirty()
+    {
+    Send/*Receive*/(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs( EAlfDisplaySetDirty ) );
+    __ALFLOGSTRING( "RAlfDisplaySubSession::SetDirty sent" );        
+    }
+    
+// ---------------------------------------------------------------------------
+// Sets rendering quality
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::SetQuality(TAlfQuality aRenderingQuality)
+    {
+    TPckg<TAlfQuality> inPckg(aRenderingQuality);
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs(EAlfDisplaySetQuality, &inPckg) );
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::SetQuality return error %d", err )
+        }
+    return err;        
+    }
+
+// ---------------------------------------------------------------------------
+// Returns rendering quality
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::Quality(TAlfQuality& aRenderingQuality) const
+    {
+    TPckg<TAlfQuality> retPckg(aRenderingQuality);
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs(EAlfDisplayQuality,0,&retPckg) );
+        
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::Quality return error %d", err )
+        }
+    return err;        
+    }
+
+// ---------------------------------------------------------------------------
+// Sets flag to specify if depth test is to be used
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::SetUseDepth(TBool aUseDepth)
+    {
+    TPckg<TBool> inPckg(aUseDepth);
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs(EAlfDisplaySetUseDepth, &inPckg) );
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::SetUseDepth return error %d", err )
+        }
+    return err;                
+    }
+
+// ---------------------------------------------------------------------------
+// Sets usage hint for the display.
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::SetUsage(TUint aUsageHint)
+    {
+    TPckg<TUint> inPckg(aUsageHint);
+
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs(EAlfDisplaySetUsage,&inPckg) );
+        
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::SetUsageHint return error %d", err )
+        }
+    return err;        
+        
+    }
+
+// ---------------------------------------------------------------------------
+// Sets background items
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::SetBackgroundItemsL(const RArray<TAlfDisplayBackgroundItem>& aItems)
+    {
+    HBufC8* buffer = ExternalizeLC(aItems);
+
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs(EAlfDisplaySetBackgroundItems, buffer) );
+        
+    if ( err )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::SetBackgroundItemsL error %d", err )
+        }
+        
+    CleanupStack::PopAndDestroy( buffer );        
+    return err;        
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::HandlePointerEventL(const TPointerEvent& aPointerEvent)
+    {
+    TPckg<TAdvancedPointerEvent> inPckg(*aPointerEvent.AdvancedPointerEvent());
+
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs(EAlfDisplayHandlePointerEvent,&inPckg) );
+        
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::HandlePointerEventL return error %d", err )
+        }
+    return err;        
+    }
+
+// ---------------------------------------------------------------------------
+// Suppresses automatic fading
+// ---------------------------------------------------------------------------
+//
+TInt RAlfDisplaySubSession::SuppressAutomaticFading( TBool aSuppress )
+    {
+    TPckg<TBool> inPckg(aSuppress);
+
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs( EAlfDisplaySuppressAutomaticFading, &inPckg ) );
+
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::SuppressAutomaticFading return error %d", err )
+        }
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+void RAlfDisplaySubSession::SetClientWindowForDrawingL(TInt aWindowGroupId, TInt aClientWindowHandle, TInt aVisualHandle)
+	{
+	TInt3 data(aWindowGroupId, aClientWindowHandle, aVisualHandle);
+    TPckg<TInt3> inPckg(data);
+    TInt err = SendReceive(
+        EAlfDoSubSessionCmd, 
+        TIpcArgs(EAlfDisplaySetClientWindowForDrawing, &inPckg) );
+        
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "RAlfDisplaySubSession::SetClientWindowForDrawing return error %d", err )
+        }
+  User::LeaveIfError(err);
+	}