--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/collectionframework/plugins/glxcollectionpluginimageviewer/src/glxcollectionpluginimageviewer.cpp	Thu Dec 17 08:45:44 2009 +0200
@@ -0,0 +1,196 @@
+/*
+* Copyright (c) 2008-2009 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:    This class browses file system
+*
+*/
+
+
+
+
+// INCLUDE FILES
+#include <e32cmn.h>
+#include <mpxcollectionpath.h>
+#include <mpxcollectionpluginobserver.h>
+#include <mpxcmn.h>
+#include <mpxcollectionmessagedefs.h>
+#include <glxcollectionmessagedefs.h>
+#include <mpxmediageneraldefs.h>
+#include <mpxmediacontainerdefs.h>
+#include <mpxmedia.h>
+#include <mpxmediaarray.h>
+#include <glxpluginimageviewer.rsg>
+#include <StringLoader.h>
+#include <glxtracer.h>
+
+#include "glxcollectionpluginimageviewer.h"
+#include "glxcollectionpluginimageviewer.hrh"
+#include <glxmediageneraldefs.h>
+#include <glxmediacollectioninternaldefs.h>
+#include <glxcollectiongeneraldefs.h>
+
+#include <glxpanic.h>
+#include <mglxdatasource.h>
+#include <glxrequest.h>
+#include <glxidlistrequest.h>
+#include <glxfilterfactory.h>
+#include <glxlog.h>
+
+// ============================ LOCAL FUNCTIONS ==============================
+
+// ============================ MEMBER FUNCTIONS ==============================
+// ----------------------------------------------------------------------------
+// Two-phased constructor.
+// ----------------------------------------------------------------------------
+//
+CGlxCollectionPluginImageViewer* CGlxCollectionPluginImageViewer::NewL(TAny* aObs)
+    {
+    CGlxCollectionPluginImageViewer* self = 
+        new (ELeave) CGlxCollectionPluginImageViewer(
+            static_cast<MMPXCollectionPluginObserver*>(aObs));
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+// ----------------------------------------------------------------------------
+// Destructor
+// ----------------------------------------------------------------------------
+//
+CGlxCollectionPluginImageViewer::~CGlxCollectionPluginImageViewer()
+    {
+    }
+
+// ----------------------------------------------------------------------------
+// Constructor
+// ----------------------------------------------------------------------------
+//
+CGlxCollectionPluginImageViewer::CGlxCollectionPluginImageViewer(
+    MMPXCollectionPluginObserver* aObs)
+    {
+    iObs = aObs;
+    }
+
+// ----------------------------------------------------------------------------
+// ConstructL
+// ----------------------------------------------------------------------------
+//
+void CGlxCollectionPluginImageViewer::ConstructL()
+    {
+    iDataSource = MGlxDataSource::OpenDataSourceL(KGlxDefaultDataSourceUid, *this);
+    }
+
+void CGlxCollectionPluginImageViewer::CpiAttributeAdditionalAttributes(
+        const TMPXAttribute& aCpiAttribute, 
+        RArray<TMPXAttribute>& aAttributeArray)
+    {
+    // Nothing to be shared apart from the ones that are commonly loaded.
+    }
+
+void CGlxCollectionPluginImageViewer::HandleCpiAttributeResponseL(
+        CMPXMedia* aResponse, TArray<TMPXAttribute> aCpiAttributes, 
+        TArray<TGlxMediaId> aMediaIds)
+    {
+    TRACER("CGlxCollectionPluginImageViewer::HandleCpiAttributeResponseL");
+    const TInt mediaIdCount = aMediaIds.Count();
+    
+    switch (mediaIdCount)
+        {
+    case 0:
+        User::Leave(KErrNotSupported);
+        break;
+    case 1:
+        HandleCpiAttributeResponseL(aResponse, aCpiAttributes, aMediaIds[0]);
+        break;
+    default:
+            {
+            // We have an array of CMPXMedia items
+            
+            if (TGlxMediaId(KGlxCollectionRootId) == aMediaIds[0])
+                {
+                User::Leave(KErrNotSupported);
+                }
+                
+            CMPXMediaArray* mediaArray = aResponse->ValueCObjectL<CMPXMediaArray>(KMPXMediaArrayContents);
+            CleanupStack::PushL(mediaArray);
+
+            const TInt arrayCount = mediaArray->Count();
+            
+            // Sanity check
+            if (arrayCount != mediaIdCount)
+                {
+                User::Leave(KErrArgument);
+                }
+            
+            for (TInt index = 0; index < arrayCount; index++)
+                {
+                HandleCpiAttributeResponseL((*mediaArray)[index], aCpiAttributes, aMediaIds[index]);
+                }
+
+            aResponse->SetCObjectValueL(KMPXMediaArrayContents, mediaArray);
+            CleanupStack::PopAndDestroy(mediaArray);
+            }
+        break;
+        }
+    }
+
+void CGlxCollectionPluginImageViewer::HandleCpiAttributeResponseL(
+        CMPXMedia* aResponse, TArray<TMPXAttribute> aCpiAttributes,
+        TGlxMediaId aMediaId)
+    {
+    const TInt attribCount = aCpiAttributes.Count();
+
+    for (TInt index = 0; index < attribCount ; index++)
+        {
+        const TMPXAttribute attr = aCpiAttributes[index];
+        
+        if (attr == KGlxMediaCollectionPluginSpecificSubTitle)
+            {
+            User::Leave(KErrNotSupported);
+            }
+        else if (attr == KGlxMediaCollectionPluginSpecificSelectMediaPopupTitle)
+            {
+            User::Leave(KErrNotSupported);
+            }
+        else if (attr == KGlxMediaCollectionPluginSpecificNewMediaItemTitle)
+            {
+            User::Leave(KErrNotSupported);
+            }
+        else if (attr == KGlxMediaCollectionPluginSpecificDefaultMediaTitle)
+            {
+            User::Leave(KErrNotSupported);
+            }
+        else if (attr == KMPXMediaGeneralTitle)
+            {
+            User::Leave(KErrNotSupported);
+            }
+        }
+    }
+
+TBool CGlxCollectionPluginImageViewer::IsUpdateMessageIgnored(CMPXMessage& /*aMessage*/)
+    {
+    TBool ignore = EFalse;
+    return ignore;
+    }
+
+TGlxFilterProperties CGlxCollectionPluginImageViewer::DefaultFilter(TInt /*aLevel*/)
+    {
+    TGlxFilterProperties filterProperties;
+
+    filterProperties.iSortDirection = EGlxFilterSortDirectionAscending;
+    filterProperties.iMinCount = 1;
+    filterProperties.iItemType = EGlxFilterImage;
+
+    return filterProperties;
+    }