videocollection/videocollectionwrapper/src/videocollectionwrapper_p.cpp
changeset 15 cf5481c2bc0b
child 17 69946d1824c4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/videocollection/videocollectionwrapper/src/videocollectionwrapper_p.cpp	Fri Apr 16 14:59:52 2010 +0300
@@ -0,0 +1,139 @@
+/*
+* Copyright (c) 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: VideoCollectionWrapperPrivate class implementation
+* 
+*/
+
+// INCLUDE FILES
+
+#include <qapplication.h>
+#include <qabstractitemmodel.h>
+#include <vcxmyvideosdefs.h>
+#include "videocollectionwrapper.h"
+#include "videocollectionwrapper_p.h"
+#include "videolistdatamodel.h"
+#include "videosortfilterproxymodel.h"
+#include "videocollectionclient.h"
+#include "videocollectioncommon.h"
+
+// ================= MEMBER FUNCTIONS =======================
+//
+
+// -----------------------------------------------------------------------------
+// VideoCollectionWrapperPrivate::VideoCollectionWrapperPrivate()
+// -----------------------------------------------------------------------------
+//
+VideoCollectionWrapperPrivate::VideoCollectionWrapperPrivate() : 
+mAllVideosModel(0),
+mCollectionsModel(0),
+mGenericModel(0),
+mSourceModel(0)
+{
+    // NOP 
+}
+
+// -----------------------------------------------------------------------------
+// VideoCollectionWrapperPrivate::~VideoCollectionWrapperPrivate()
+// -----------------------------------------------------------------------------
+//
+VideoCollectionWrapperPrivate::~VideoCollectionWrapperPrivate()
+{
+    // NOP here
+}
+
+
+// -----------------------------------------------------------------------------
+// VideoCollectionWrapperPrivate::getModel()
+// -----------------------------------------------------------------------------
+//
+VideoSortFilterProxyModel* VideoCollectionWrapperPrivate::getModel(int &type)
+{
+    
+    VideoSortFilterProxyModel *model = 0;
+    if(!mSourceModel)
+    {
+        mSourceModel = new VideoListDataModel();
+        if(!mSourceModel || mSourceModel->initialize() < 0 || 
+            !connect(qApp, SIGNAL(aboutToQuit()), this, SLOT(aboutToQuitSlot())) )
+        {
+            return 0;
+        }
+    }
+    bool needsInitialization = false;
+    if(type == VideoCollectionWrapper::EAllVideos)
+    {
+        if(!mAllVideosModel)
+        {
+            mAllVideosModel = new VideoSortFilterProxyModel(type); 
+            needsInitialization = true;
+        }
+        model = mAllVideosModel;
+    }
+    else if(type == VideoCollectionWrapper::ECollections)
+    {
+        if(!mCollectionsModel)
+        {
+            mCollectionsModel = new VideoSortFilterProxyModel(type);
+            needsInitialization = true;
+        }
+        model = mCollectionsModel;
+    }
+    else if(type == VideoCollectionWrapper::ECollectionContent)
+    {
+        if(!mCollectionContentModel)
+        {
+            mCollectionContentModel = new VideoSortFilterProxyModel(type);
+			needsInitialization = true;   
+        }
+        model = mCollectionContentModel;
+    }
+    else if(type == VideoCollectionWrapper::EGeneric)
+    {
+        if(!mGenericModel)
+        {
+            mGenericModel = new VideoSortFilterProxyModel(type);
+            needsInitialization = true;
+        }
+        model = mGenericModel;
+    }
+    
+    if(needsInitialization)
+    {        
+        if(model && model->initialize(mSourceModel) < 0 )
+        {
+            delete model;
+            return 0;
+        }
+        if (!connect(model, SIGNAL(shortDetailsReady(TMPXItemId)), mSourceModel, SIGNAL(shortDetailsReady(TMPXItemId))))
+        {
+        	delete model;
+        	return 0;
+        }
+    }   
+    return model;
+}
+
+// -----------------------------------------------------------------------------
+// VideoCollectionWrapperPrivate::aboutToQuitSlot()
+// -----------------------------------------------------------------------------
+//
+void VideoCollectionWrapperPrivate::aboutToQuitSlot()
+{    
+    if(!mSourceModel.isNull())
+    {
+        delete mSourceModel;
+    }
+}
+
+// End of file