contextframework/cfwplugins/PSStateSourcePlugIn/src/psstatemappertext.cpp
changeset 0 2e3d3ce01487
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contextframework/cfwplugins/PSStateSourcePlugIn/src/psstatemappertext.cpp	Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,179 @@
+/*
+* Copyright (c) 2006-2006 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:  CPSStateMapperText class implementation.
+*
+*/
+
+
+#include <cfcontextinterface.h>
+#include <cfcontextobject.h>
+
+#include "psstatemappertext.h"
+
+/*
+namespace
+    {
+    #ifdef _DEBUG
+    
+    // Panic category
+    _LIT( KPanicCat, "PSStateMapText" );
+    
+    // Panic codes
+    enum TPanicReason
+        {
+        EInvalidConstructionParameters
+        };
+        
+    // Local panic function
+    LOCAL_C void Panic( TInt aCode )
+        {
+        User::Panic( KPanicCat, aCode );
+        }
+    
+    #endif
+    }
+*/
+
+CPSStateMapperText* CPSStateMapperText::NewL(
+    MCFContextInterface& aCF )
+    {
+    CPSStateMapperText* self = CPSStateMapperText::NewLC( aCF );
+    CleanupStack::Pop();
+    
+    return self;
+    }
+  
+CPSStateMapperText* CPSStateMapperText::NewLC(
+    MCFContextInterface& aCF )
+    {
+    CPSStateMapperText* self = new( ELeave ) CPSStateMapperText( aCF );
+    CleanupStack::PushL( self );
+    self->ConstructL( );
+    
+    return self;
+    }
+  
+// Destructor
+CPSStateMapperText::~CPSStateMapperText()
+    {
+    if(iStartCB)
+    	{
+    	iStartCB->Cancel();
+    	delete iStartCB; iStartCB = 0;
+    	}
+    iTextMappings.ResetAndDestroy();
+    }
+
+CPSStateMapperText::CPSStateMapperText(
+    MCFContextInterface& aCF ) : CPSStateMapper( aCF )
+    {
+    }
+    
+// METHODS
+
+TInt CPSStateMapperText::MapperType() const
+	{
+	return EPSTextMapper;
+	}
+
+void CPSStateMapperText::AddMappingL(const TDesC& aPSValue,
+	const TDesC& aContextValue)
+	{
+	CTextPair* mapping = CTextPair::NewLC(aPSValue, aContextValue );
+	iTextMappings.AppendL(mapping);
+	CleanupStack::Pop(); // mapping
+	}
+
+
+void CPSStateMapperText::Define()
+	{
+	RProperty::Define( iPSCategory,
+        iPSKey,
+        RProperty::EText );
+    
+    iCF.DefineContext( *iSource,
+        *iType,
+        iSecurityPolicy );
+	}
+
+void CPSStateMapperText::InitializeL()
+	{
+	User::LeaveIfError(
+        iProperty.Attach( iPSCategory, iPSKey ) );
+	iStartCB = new (ELeave) CAsyncCallBack(TCallBack(CPSStateMapperText::StartCallback, this), EPriorityStandard);
+	iStartCB->CallBack();
+	}
+
+//-----------------------------------------------------------------------------
+// CPSStateMapperText::ProperyChangedL
+//-----------------------------------------------------------------------------
+//
+void CPSStateMapperText::ProperyChangedL()
+    {
+    TBool mappingFound = EFalse;
+    
+    HBufC* psvalue = HBufC::NewLC( 512 ); // >> cleanup
+    TPtr bufPtr = psvalue->Des();
+    bufPtr.Zero();
+
+    if ( iProperty.Get ( bufPtr ) == KErrNone )
+    	{
+	    for (TInt i = 0; i < iTextMappings.Count(); i++)
+	    	{
+	    	if (iTextMappings[i]->Text1() == *psvalue)
+	    		{
+	    		mappingFound = ETrue;
+	    			
+	    		// Configure context object
+	            iContext->SetSourceL( *iSource );
+	            iContext->SetTypeL( *iType );
+	            iContext->SetValueL( iTextMappings[i]->Text2() );	
+	    		
+	    		// Publish
+                RThread thread;
+                iCF.PublishContext( *iContext, thread );
+                thread.Close();
+	    		}		
+	    	}
+
+		if ( !mappingFound && iPassThrough )
+	    	{
+	    	// Configure context object
+            iContext->SetSourceL( *iSource );
+            iContext->SetTypeL( *iType );
+            iContext->SetValueL( *psvalue );	
+    		
+    		// Publish
+            RThread thread;
+            iCF.PublishContext( *iContext, thread );
+            thread.Close();
+	    	}
+        }
+    
+    CleanupStack::PopAndDestroy(); // psvalue
+    }
+
+TInt CPSStateMapperText::StartCallback(TAny* aPtr)
+	{
+	static_cast<CPSStateMapperText*>(aPtr)->DoStart();
+	
+	return 0;
+	}
+	
+void CPSStateMapperText::DoStart()
+	{
+	Subscribe();
+    TRAP_IGNORE(ProperyChangedL());
+	}
+