ui/uiengine/model/mediamodel/inc/glxmediamodel.h
changeset 23 74c9f037fd5d
child 24 99ad1390cd33
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/uiengine/model/mediamodel/inc/glxmediamodel.h	Fri Mar 19 09:28:59 2010 +0200
@@ -0,0 +1,106 @@
+/*
+* 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:   ?Description
+*
+*/
+
+
+
+#ifndef GLXMEDIAMODEL_H
+#define GLXMEDIAMODEL_H
+
+#include <QAbstractItemModel>
+#include <glxmlwrapper.h>
+#include <glxuistd.h>
+#include <QDateTime>
+#include <glxexternalinterfacedefs.h>
+//forward declarations
+
+#ifdef BUILD_MEDIAMODEL
+#define GLX_MEDIAMODEL_EXPORT Q_DECL_EXPORT
+#else
+#define GLX_MEDIAMODEL_EXPORT Q_DECL_IMPORT
+#endif
+
+class HbIcon;
+class GlxModelParm;
+#include <QCache>
+#include <QVector>
+
+class GLX_MEDIAMODEL_EXPORT GlxMediaModel : public QAbstractItemModel
+{
+Q_OBJECT
+public :	
+	
+    GlxMediaModel(GlxModelParm & modelParm);
+    ~GlxMediaModel();
+    int rowCount(const QModelIndex &parent = QModelIndex()) const;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const;
+    QModelIndex parent(const QModelIndex &child) const;
+    QVariant data(const QModelIndex &index, int role) const;
+    bool setData ( const QModelIndex & index, const QVariant & value, int role = Qt::EditRole);
+    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
+
+	/*
+	*for setting external image data to the model. 
+	*/
+	void addExternalItems(GlxExternalData* externalItems);
+	/*
+	*for removing all external image data from the model. 
+	*/
+	void clearExternalItems();
+	/*
+	* for checking if the item is editab
+	*/
+
+private:
+	HbIcon* GetGridIconItem(int itemIndex, GlxTBContextType tbContextType) const;
+	HbIcon* GetFsIconItem(int itemIndex,GlxTBContextType tbContextType)const;
+	HbIcon* GetExternalIconItem(int itemIndex,GlxTBContextType tbContextType)const;
+/**
+ * for setting the attribute context mode will be used mainly for retreiving thumbnail of different sizes.
+ */
+    void setContextMode(GlxContextMode contextMode);
+    void setFocusIndex(const QModelIndex &index);
+    QModelIndex getFocusIndex() const;
+    void setSelectedIndex(const QModelIndex &index);
+
+
+	
+signals :
+    void iconAvailable(int itemIndex, HbIcon* itemIcon, GlxTBContextType tbContextType) const;
+public slots:
+	void itemUpdated1(int mlIndex, GlxTBContextType tbContextType);
+	void itemsAdded(int startIndex, int endIndex);
+	void itemsRemoved(int startIndex, int endIndex);
+	void itemCorrupted(int itemIndex);
+protected:
+	
+private slots:
+    void updateItemIcon(int itemIndex, HbIcon* itemIcon, GlxTBContextType tbContextType);
+private:
+	Q_DECL_IMPORT GlxMLWrapper* mMLWrapper;	
+	QCache<int, HbIcon> itemIconCache;
+	QCache<int, HbIcon> itemFsIconCache;
+	HbIcon* m_DefaultIcon;
+	GlxContextMode mContextMode;
+	//for external data to be populated by model
+	GlxExternalData* mExternalItems;
+	QCache<int, HbIcon> itemExternalIconCache;
+	int externalDataCount;
+	int mFocusIndex;
+};
+
+
+#endif /* GLXMEDIAMODEL_H_ */