author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 15 Mar 2010 12:40:30 +0200 | |
branch | RCL_3 |
changeset 12 | ce1c7ad1f18b |
parent 0 | 4e91876724a2 |
child 15 | 191387a8b767 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008-2009 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: AIW command handler base class |
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* |
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*/ |
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#ifndef C_GLXCOMMANDHANDLERAIWBASE_H |
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#define C_GLXCOMMANDHANDLERAIWBASE_H |
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#include <AiwCommon.h> |
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#include <glxmedialistcommandhandler.h> |
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#include <glxmedialistiterator.h> |
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class CGlxAttributeContext; |
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class CGlxAiwServiceHandler; |
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class CGlxMedia; |
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class TGlxMedia; |
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class MGlxMediaList; |
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class CGlxAttributeRetriever; |
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class CAknAppUi; |
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/** |
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* CGlxCommandHandlerAiwBase |
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* |
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* Base class for AIW command handlers |
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* |
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* @lib glxcommoncommandhandlers.lib |
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*/ |
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NONSHARABLE_CLASS (CGlxCommandHandlerAiwBase) |
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: public CGlxMediaListCommandHandler, |
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public MAiwNotifyCallback |
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{ |
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public: |
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/** Destructor */ |
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virtual ~CGlxCommandHandlerAiwBase(); |
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public: // From MAiwNotifyCallback |
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virtual TInt HandleNotifyL( |
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TInt aCmdId, |
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TInt aEventId, |
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CAiwGenericParamList& aEventParamList, |
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const CAiwGenericParamList& aInParamList); |
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protected: // From CGlxMediaListCommandHandler |
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virtual TBool BypassFiltersForExecute() const; |
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virtual TBool BypassFiltersForMenu() const; |
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virtual TBool DoExecuteL(TInt aCommandId, MGlxMediaList& aList); |
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virtual void DoDynInitMenuPaneL(TInt aResourceId, CEikMenuPane* aMenuPane); |
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virtual void PreDynInitMenuPaneL( TInt aResourceId ); |
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virtual void DoActivateL(TInt aViewId); |
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virtual void Deactivate(); |
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protected: // New functions |
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/** |
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* Constructor |
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* @param aMediaListProvider The media list owner, used by |
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* CGlxMediaListCommandHandler |
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* @param aMenuResource The menu resource that the AIW command will be |
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* implented in |
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*/ |
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CGlxCommandHandlerAiwBase(MGlxMediaListProvider* aMediaListProvider, |
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TInt aMenuResource); |
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/** Second phase constructor */ |
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void ConstructL(); |
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/** |
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* This appends a Uri and/or a mimetype parameter to the InParams list (see Aiw Service Handler) |
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* @param aItem - The data source. Used to extract the Uri/mimetype |
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* @param aAiwServiceHandler - Reference to the CGlxAiwServiceHandler |
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* @param aAddUri - ETrue to add the Uri, EFalse if not. |
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* @param aAddMimeType - Etrue to add the mimetype, EFalse if not. |
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*/ |
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TBool AppendDefaultAiwParameterL(const TGlxMedia& aItem, |
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CGlxAiwServiceHandler& aAiwServiceHandler, |
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TBool aAddUri, |
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TBool aAddMimeType); |
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protected: // New functions to be overridden by implementing class |
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/** |
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* Appends one or more parameters to aParamList, to represent aItem. |
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* aParamList will eventually be passed to Aiw, so the format of these |
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* parameters should be agreed with AIW. |
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* @param aItem Item to examine |
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* @param aParamList The parameter list to append the new parameter(s) to |
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* @return True iff the parameter could be appended; False otherwise |
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*/ |
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virtual TBool AppendAiwParameterL(const TGlxMedia& aItem, |
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CGlxAiwServiceHandler& aAiwServiceHandler) = 0; |
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/** |
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* @return The command ID in the menu that AIW will replace |
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*/ |
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virtual TInt CommandId() const = 0; |
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/** |
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* @return The AIW command implemented |
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*/ |
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virtual TInt AiwCommandId() const = 0; |
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/** |
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* @return The AIW interest resource for the subclass |
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*/ |
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virtual TInt AiwInterestResource() const = 0; |
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/** |
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* @return The maximum number of selected items supported |
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*/ |
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virtual TInt MaxSelectedItems() const; |
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/** |
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* Allow the concrete implementation to do some work on the menu before |
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* passing it to the AIW service handler |
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* @param aResourceId The resource ID of the menu |
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* @param aMenuPane The in-memory representation of the menu pane |
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* @see CGlxMediaListCommandHandler::DoDynInitMenuPaneL |
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*/ |
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virtual void AiwDoDynInitMenuPaneL(TInt aResourceId, |
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CEikMenuPane* aMenuPane); |
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/** |
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* @return The command space to use for the command |
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*/ |
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virtual TInt CommandSpace() const = 0; |
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/** |
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* @param aMenuItemText itemText for menu Item |
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* @param aMenuPane menuPane in which itemText to be searched |
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* @return The AIW commandId for menuItemText |
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*/ |
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TInt AiwMenuCmdIdL( const TDesC& aMenuItemText, CEikMenuPane* aMenuPane ); |
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private: |
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/** |
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* Collates all Aiw parameters needed by iterating through the selected |
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* items. adding them to an internal array in the aAiwServiceHandler |
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* @param aAiwServiceHandler a reference to the AiwServiceHandler |
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* @return True iff all parameters were available, False otherwise |
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* @see AppendAiwParameterL |
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*/ |
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TBool GatherAiwParametersL(CGlxAiwServiceHandler& aAiwServiceHandler); |
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/** |
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* Collates all Aiw parameters needed by iterating through the selected |
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* items adding them directly to the AIW InParams |
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* @param aAiwServiceHandler a reference to the AiwServiceHandler |
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* @return True iff all parameters were available, False otherwise |
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* @see AppendAiwParameterL |
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*/ |
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TBool RegatherAiwParametersL(CGlxAiwServiceHandler& aAiwServiceHandler); |
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/** |
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* Check whether the AIW item is enabled |
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* @return Whether the AIW item is enabled |
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*/ |
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TBool AiwItemEnabledL(); |
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TBool AppendTextParameterL(const TGlxMedia& aItem, |
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CGlxAiwServiceHandler& aAiwServiceHandler, |
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const TDesC& aText, |
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TGenericParamIdValue aGenericParamIdValue); |
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/* |
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TBool AppendTextParameterL(CGlxAiwServiceHandler& aAiwServiceHandler, |
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const TDesC& aText, |
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TGenericParamIdValue aGenericParamIdValue); |
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*/ |
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private: |
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/// Menu resource containing iCommandId |
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TInt iMenuResource; |
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/// The AppUI, not owned. |
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CAknAppUi* iAppUi; |
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/// Pointer to the AiwServiceHandler. This is the real CGlxAiwServiceHandler, of which there can only be one instance, Hence the need to wrap |
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/// in this singleton class. |
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CGlxAiwServiceHandler* iAiwServiceHandler; |
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TInt iResourceOffset; |
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}; |
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#endif // C_GLXCOMMANDHANDLERAIWBASE_H |