photosgallery/viewframework/commandhandlers/commandhandlermarking/inc/glxmarkediconmanager.h
changeset 0 4e91876724a2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/viewframework/commandhandlers/commandhandlermarking/inc/glxmarkediconmanager.h	Thu Dec 17 08:45:44 2009 +0200
@@ -0,0 +1,138 @@
+/*
+* 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:    Manages icons for basic marking
+*
+*/
+
+
+
+
+#ifndef C_GLXMARKEDICONMANAGER_H
+#define C_GLXMARKEDICONMANAGER_H
+
+#include <e32base.h>
+
+#include <glxiconmanager.h>
+
+/**
+ *  CGlxMarkedIconManager
+ * 
+ *  Marking Icon manager
+ *
+ *	@lib glxcommandhandlermarking 
+ *  @author M Byrne
+ *  @internal reviewed 12/06/2007 by Alex Birkett
+ */
+class CGlxMarkedIconManager : public CGlxIconManager
+	{
+public:
+    /**
+     * static construction
+     * @param aMediaList reference to media list
+     * @param aVisualList reference to associated visual list
+     * @return pointer to CGlxMarkedIconManager instance
+     */
+	static CGlxMarkedIconManager* NewL(MGlxMediaList& aMediaList,
+	                                       MGlxVisualList& aVisualList);
+	
+	/**  destructor */	
+	~CGlxMarkedIconManager();
+	
+	/**
+	  * cause the marked and unmarked items to be shown with the required overlays.
+	  * @param aMultipleModeEnabled set whether multiple marking mode is
+	  *         enabled or disabled.
+	  */
+	void SetMultipleMarkingModeIndicatorsL(TBool aMultipleModeEnabled);
+	
+private: // From MGlxMediaListObserver    
+    /// See @ref MGlxMediaListObserver::HandleItemAddedL
+    void HandleItemAddedL(TInt aStartIndex, TInt aEndIndex, 
+                                        MGlxMediaList* aList);
+    
+    /// See @ref MGlxMediaListObserver::HandleMediaL
+    void HandleMediaL(TInt aListIndex, MGlxMediaList* aList);
+    
+    /// See @ref MGlxMediaListObserver::HandleItemRemovedL
+    void HandleItemRemovedL(TInt aStartIndex, TInt aEndIndex, 
+                                        MGlxMediaList* aList);
+    
+    /// See @ref MGlxMediaListObserver::HandleItemModifiedL
+    void HandleItemModifiedL(const RArray<TInt>& aItemIndexes, 
+                                        MGlxMediaList* aList);
+    
+    /// See @ref MGlxMediaListObserver::HandleAttributesAvailableL
+    void HandleAttributesAvailableL(TInt aItemIndex,     
+        const RArray<TMPXAttribute>& aAttributes, MGlxMediaList* aList);
+            
+    /// See @ref MGlxMediaListObserver::HandleFocusChangedL
+    void HandleFocusChangedL(NGlxListDefs::TFocusChangeType aType, TInt aNewIndex, TInt aOldIndex, 
+                                                        MGlxMediaList* aList);
+    
+    /// See @ref MGlxMediaListObserver::HandleItemSelectedL
+    void HandleItemSelectedL(TInt aIndex, TBool aSelected, MGlxMediaList* aList);
+    
+    /// See @ref MGlxMediaListObserver::HandleMessageL
+    void HandleMessageL(const CMPXMessage& aMessage, MGlxMediaList* aList);
+	
+private: // from MGlxVisualListObserver
+	/** @see MGlxVisualListObserver::HandleFocusChangedL */
+	void HandleFocusChangedL( TInt aFocusIndex, TReal32 aItemsPerSecond, 
+	                                            MGlxVisualList* aList, 
+	                                            NGlxListDefs::TFocusChangeType aType );
+	/** @see MGlxVisualListObserver::HandleSizeChanged */
+	void HandleSizeChanged( const TSize& aSize, MGlxVisualList* aList );
+	/** @see MGlxVisualListObserver::HandleVisualRemoved */
+	void HandleVisualRemoved( const CAlfVisual* aVisual,  MGlxVisualList* aList );
+	/** @see MGlxVisualListObserver::HandleVisualAddedL */
+	void HandleVisualAddedL( CAlfVisual* aVisual, TInt aIndex, MGlxVisualList* aList );
+	
+private:
+    /**
+      * Identifiers for marking icons
+      */
+      //enum TGlxMarkIcon
+      //  {
+        //EMarkIcon,
+        //EUnmarkOverlay // semi-transparent overlay for multi.mark mode
+      //  };
+    
+    	
+private:
+    /**
+     * Constructor
+     * @param aMediaList reference to media list
+     * @param aVisualList reference to associated visual list
+     */
+	CGlxMarkedIconManager(MGlxMediaList& aMediaList,
+	                                       MGlxVisualList& aVisualList);
+	
+	/**
+	  * 2nd phase constructor  
+	  */
+	void ConstructL();
+	
+	
+private:
+    // texture for marking tick, not owned
+    CAlfTexture* iMarkTexture;
+
+    // texture for semi-transparent overlay in multiple marking mode, owned
+    CAlfTexture* iBlackTexture;
+    
+    // flag whether multiple marking is active
+    TBool iMultipleMarkingEnabled;
+	};
+	
+#endif // C_GLXMARKEDICONMANAGER_H