author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 09 Jun 2010 10:01:25 +0300 | |
branch | RCL_3 |
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parent 0 | 79c6a41cd166 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Updates applications and icons in Operator Tile. |
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* |
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*/ |
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|
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#ifndef __HSDATAOBSERVER_H__ |
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#define __HSDATAOBSERVER_H__ |
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|
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#include <string> |
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|
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namespace Hs { |
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/** |
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* An observer interface. |
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* Client must implement it to be able to get information |
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* about occuring Execute actions from the Homescreen Publishing API. |
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* |
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* @code |
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* class ObserverClass : public IHsDataObserver |
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* { |
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* void handleEvent( std::string aWidgetName, |
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* IHsDataObserver::EEvent aEvent) |
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* { |
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* } |
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* |
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* void handleItemEvent( std::string aWidgetName, |
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* std::string aWidgetItemName, |
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* IHsDataObserver::EItemEvent aEvent) |
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* { |
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* } |
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* } |
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* ObserverClass* dataObserver = new ObserverClass(); |
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* HsWidgetPublisher* hsPublisher = new HsWidgetPublisher( dataObserver ); |
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* @endcode |
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*/ |
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class IHsDataObserver |
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{ |
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public: |
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|
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/** |
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* Defines the events that may take place for a homescreen widget. |
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*/ |
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enum EEvent |
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{ |
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EUnknown = 0, ///< Unknown event: Means that event has not been defined. |
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EActivate = 1, ///< Activation event: Means that widget has been added to HS as content. |
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EDeactivate = 2, ///< Deactivation event: Means that widget has been removed frm. |
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ESuspend = 3, ///< Suspension event: Means that HS reading widget data is suspended. |
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EResume = 4, ///< Resume event. Means that HS reading widget data is resumed. |
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EPluginshutdown = 5 ///< Plugin Shutdown event. Means widget is removed from HS. |
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}; |
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/** |
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* Defines the events that may take place for a homescreen widget item. |
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*/ |
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enum EItemEvent |
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{ |
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EUnknownItemEvent = 0, ///< Unknown event: Means that event has note been defined. |
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ESelect = 1 ///< Selection event: Means that the widget item has been selected. |
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}; |
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public: |
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/** |
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* Intended to handle an event that occured on a widget. |
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* This would include EActivate, EDeactivate, ESuspend, EReusume. |
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* |
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* @param aWidgetName Name of the widget that event is envoked for. |
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* @param aEvent Event type that has taken place. |
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*/ |
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virtual void handleEvent( std::string aWidgetName, |
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IHsDataObserver::EEvent aEvent) = 0; |
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|
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/** |
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* Intended to handle an event that occured on a widget's item. |
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* This would include ESelection. |
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* |
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* @param aWidgetName Name of the widget that event is envoked for. |
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* @param awidgetItemName Name of the item that event is envoked for. |
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* @param aAEvent Event type that has taken place |
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*/ |
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virtual void handleItemEvent( std::string aWidgetName, |
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std::string aWidgetItemName, |
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IHsDataObserver::EItemEvent aEvent) = 0; |
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}; |
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} |
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#endif /*__HSDATAOBSERVER_H__*/ |