satui/satplugin/aisatplugininc/caisatplugin.h
changeset 0 ff3b6d0fd310
child 3 a4a774cb6ea7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/satui/satplugin/aisatplugininc/caisatplugin.h	Tue Feb 02 01:11:09 2010 +0200
@@ -0,0 +1,257 @@
+/*
+* Copyright (c) 2006-2008 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:  Plug-in main class
+*
+*/
+
+
+#ifndef CAISATPLUGIN_H
+#define CAISATPLUGIN_H
+
+#include <aicontentpublisher.h>
+#include <aipropertyextension.h>
+#include <aicontentmodel.h>
+
+#include "mpluginapi.h"
+#include "caisatengine.h"
+
+class MAiContentObserver;
+class MAiContentItemIterator;
+
+/**
+ *  Plug-in main class
+ *
+ *  @since S60 v3.2
+ */
+class CAiSatPlugin : public CAiContentPublisher,
+                     public MAiPropertyExtension,
+                     public MPluginAPI
+    {
+
+public:
+
+    /**
+     * Part of the two phased constuction
+     */
+    static CAiSatPlugin* NewL();
+    
+    /**
+     * Destructor
+     */
+    ~CAiSatPlugin();
+    
+    /**
+     * Publishes SAT Set Up Idle Mode Text
+     */
+    void PublishSatL();
+
+// from base class CAiContentPublisher
+  
+    /**
+     * From CAiContentPublisher
+     * The method is called by the framework to request the plug-in free all
+     * memory and CPU resources and close all its open files, e.g. the plug-in 
+     * should unload its engines due backup operation. The method transits the 
+     * plug-in to "Idle" state.
+     *
+     * @param aReason Reason for state change, see TAiTransitionChange.
+     */
+    void Stop( TAiTransitionReason aReason );
+
+    /**
+     * From CAiContentPublisher
+     * The method is called by the framework to instruct plug-in that it is
+     * allowed to consume CPU resources, e.g plug-in is able to run timers,
+     * perform asynchronous operations, etc. The method transits the plug-in
+     * to "Alive" state.
+     *
+     * @param aReason Reason for state change, see TAiTransitionChange.
+     */
+    void Resume( TAiTransitionReason aReason );
+
+    /**
+     * From CAiContentPublisher
+     * The method is called by the framework to instruct plug-in that it is
+     * not allowed to consume CPU resources, e.g plug-in MUST stop each
+     * timers, cancel outstanding asynchronous operations, etc. The method
+     * transits the plug-in to "Suspendend" state.
+     *
+     * @param aReason Reason for state change, see TAiTransitionChange.
+     */
+    void Suspend( TAiTransitionReason aReason );
+
+    /**
+     * From CAiContentPublisher
+     * Adds the content observer / subscriber to plug-in. The plug-in MUST
+     * maintain a registry of subscribers and send notification to all them
+     * whenever the plug-in changes state or new content available.
+     *
+     * @param aObserver Content observer to register.
+     */
+    void SubscribeL( MAiContentObserver& aObserver );
+    
+    /**
+     * From CAiContentPublisher
+     * Configures the plug-in.
+     * Plug-ins take ownership of the settings array, so it must either
+     * store it in a member or free it. Framework has put the array in cleanup
+     * stack so the plugin shouldn't do that.
+     * If this leaves, the plug-in will be destroyed by AI FW.
+     * Plug-in must support LaunchByValue-event even if normal shortcuts don't
+     * work. The only allowed serious enough leave is KErrNotFound from CenRep.
+     *
+     * @param aSettings Setting items defined in the UI definition.
+     */
+    void ConfigureL( RAiSettingsItemArray& aSettings );
+
+    /**
+     * From CAiContentPublisher
+     * Returns interface extension. In Series 60 3.1 only event & property
+     * extensions are supported. See MAiEventExtension & MAiPropertyExtension
+     * interfaces.
+     *
+     * @param  aUid UID of the extension interface to access.
+     * @return The extension interface. Actual type depends on the passed aUid 
+     *         argument.
+     */
+    TAny* Extension( TUid aUid );  
+
+// from base class MAiPropertyExtension
+
+    /**
+     * From MAiPropertyExtension.
+     * Read property of publisher plug-in.
+     *
+     * @param aProperty Identification of property.
+     * @return Pointer to property value.
+     */
+    TAny* GetPropertyL( TInt aProperty );
+
+    /**
+     * From MAiPropertyExtension.
+     * Write property value.
+     *
+     * @param aProperty Identification of property.
+     * @param aValue Contains pointer to property value.
+     */
+    void SetPropertyL( TInt aProperty, TAny* aValue );
+     
+    /**
+     * Receives a notification of the content update event
+     */
+    void NotifyContentUpdate();
+
+private:
+
+    /**
+     * Constructor to use in the object creation. 
+     * Initializes the necessary data.
+     */    
+    CAiSatPlugin();
+    
+    /**
+     * Part of the two phased construction
+     */
+    void ConstructL();
+    
+    /**
+     * Update idle area when plug in reload.
+     */    
+    void UpdateSatL();
+           
+    /**
+     * Publish a icon to the idle area.
+     *
+     * @param aObserver The Active Idle content observer.
+     * @param aIcon The icon to be published.
+     * @return The error code.
+     */
+    TInt PublishIcon( MAiContentObserver& aObserver, CGulIcon* aIcon );
+    
+    /**
+     * Clean setup idle mode icon.
+     *
+     * @param aObserver The Active Idle content observer.
+     * @return The error code.
+     */    
+    TInt CleanIcon( MAiContentObserver& aObserver );
+    
+    /**
+     * Publish a SetUpIdleModeText string.
+     *
+     * @param aObserver The Active Idle content observer.
+     * @param aContent The SetUpIdleModeText string would be published.
+     * @return The error code.
+     */
+    TInt PublishText( MAiContentObserver& aObserver,
+                      const TDesC& aText );
+      
+    /**
+     * Clean setup idle mode text.
+     *
+     * @param aObserver The Active Idle content observer.
+     * @return The error code.
+     */     
+    TInt CleanText( MAiContentObserver& aObserver );
+
+private: // data
+
+    /**
+     * Iterator for plugin content
+     * Own
+     */
+    MAiContentItemIterator* iContent;
+
+    /**
+     * Iterator for plugin resources
+     * Own
+     */    
+    MAiContentItemIterator* iResources;
+
+    /**
+     * Iterator for plugin events
+     * Own
+     */    
+    MAiContentItemIterator* iEvents;
+
+    /**
+     * Plugin engine
+     * Own
+     */    
+    CAiSatEngine* iEngine;
+
+    /**
+     * Array of content observers
+     */    
+    RPointerArray<MAiContentObserver> iObservers;
+
+    /**
+     * Information about the content publisher (this plug-in)
+     */    
+    TAiPublisherInfo iInfo;
+    
+    /**
+     * Whether the icon is the same with previous one.
+     */      
+    TBool iDupIcon;
+    
+    /**
+     * Whether the text is the same with previous one.
+     */      
+    TBool iDupText;
+    };
+
+#endif // CAISATPLUGIN_H
+
+