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/*
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* Copyright (c) 2002 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 the License "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:
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* Declaration of class CBrowserFavouritesView.
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*
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*
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*/
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#ifndef BROWSER_FAVOURITES_VIEW_H
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#define BROWSER_FAVOURITES_VIEW_H
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// INCLUDE FILES
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#include <eiklbo.h>
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#include "BrowserFavouritesModelObserver.h"
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#include "BrowserAppViewBase.h"
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#include "CommandVisibility.h"
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#include "CommsModel.h"
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#include "BrowserFavouritesModel.h"
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#include <favouriteslimits.h>
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// FORWARD DECLARATION
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class CFavouritesItemList;
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class CBrowserFavouritesContainer;
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class CBrowserFavouritesModel;
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class CBrowserFavouritesIncrementalOp;
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class CBrowserFavouritesListboxState;
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// CLASS DECLARATION
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/**
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* Base class for Bookmarks View and Saved Decks View of the WML Browser.
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* The common behaviour of these views is collected here. This includes:
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* Handling view activation / decativation;
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* Interpreting (common) commands;
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* Providing context-specific menus.
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* Pure virtual; derived classes must provide model and control components
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* and items to display. A number of methods can be overridden.
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*/
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class CBrowserFavouritesView:public CBrowserViewBase,
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public MEikListBoxObserver,
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public MBrowserFavouritesModelObserver,
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public MCommsModelObserver
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{
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public: // construction
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/**
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* Destructor.
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*/
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virtual ~CBrowserFavouritesView();
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public: // From MCbaSetter (CBrowserViewBase)
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/**
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* Return command set id, to be displayed.
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* @since 1.2
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* @return The command set's resource id.
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*/
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virtual TInt CommandSetResourceIdL();
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/**
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* Set command set lsk,rsk,msk dynamically via pointers.
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* Derived classes should implement, though it can be empty.
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* If it does nothing, empty softkeys will be assigned
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* @since 5.0
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*/
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void CommandSetResourceDynL(TSKPair& /*lsk*/, TSKPair& /*rsk*/, TSKPair& /*msk*/) {};
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/**
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* Return the resource ID of the seamless folder.
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* @param aContextID Context ID of the seamless folder.
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* @return The resource ID of the seamless folder or zero if it is not
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* seamless.
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*/
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static TInt GetSeamlessFolderResourceID( TInt aContextID );
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/**
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* Return the resource ID of the seamless folder title.
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* @param aContextID Context ID of the seamless folder.
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* @return The resource ID of the seamless folder title or zero if it is not
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* seamless.
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*/
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static TInt GetSeamlessFolderTitleResourceID( TInt aContextID );
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/**
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* Examines if the given ID is an ID of a seamless folder.
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* @param aContextID Context ID of the folder.
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* @return The ETrue if the given ID is a seamless ID otherwise EFalse.
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* seamless.
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*/
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static TBool IsSeamlessFolder( TInt aContextID );
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/**
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* Configure Context Menu Resource
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*
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* context-sensitive menu when item(s) marked
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*/
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void ConfigContextMenu();
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static TInt RefeshFavoriteListBox( TAny* aFavouritesView );
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public: // public methods from CAknView (CBrowserViewBase)
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/**
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* Handle command.
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* @since 1.2
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* @param aCommand Command id.
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*/
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virtual void HandleCommandL( TInt aCommand );
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/**
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* Get view id. Derived classes must provide this method.
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* @return The view id for this view.
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*/
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virtual TUid Id() const = 0;
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void OpenFixedFolderL(TInt aUid);
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protected :
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// For Adaptive bookmarks folder navigation, used in Bookmarks View
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void SetRootFolderForAdaptiveBookmarks();
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protected : // construction
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/**
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* Constructor.
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* @param aApiProvider The API provider.
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*/
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CBrowserFavouritesView( MApiProvider& aApiProvider, TInt aInitialFolderId = KFavouritesRootUid );
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/**
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* Second phase constructor. Leaves on failure.
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* @param aViewResourceId Resource id for this view.
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* Derived classes should call this first during construction.
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*/
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void ConstructL( TInt aViewResourceId );
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protected: // menu initialization
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/**
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* Initialize context-sensitive menu.
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* @param aResourceId Resource id of the menu pane.
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* @param aMenuPane Menu pane object being initialized.
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* @param aIndex Index into the visibility map.
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* @param aState Selection state.
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*/
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virtual void DynInitMenuPaneL
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(
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TInt aResourceId,
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CEikMenuPane* aMenuPane,
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TCommandVisibility::TIndex aIndex,
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const TBrowserFavouritesSelectionState& aState
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) = 0;
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protected: // new methods
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/**
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* Get resource id of text to be displayed in navi pane when
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* root folder is shown (TBUF).
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* Derived classes must provide this method.
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* @since 1.2
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* @return Resource id.
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*/
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virtual TInt RootTitleResourceId() const = 0;
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/**
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* Get resource id of Options menu (RESOURCE MENU_BAR).
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* Derived classes must provide this method.
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* @since 1.2
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* @return Resource id.
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*/
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virtual TInt OptionsMenuResourceId() const = 0;
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/**
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* Get resource id of OK-Options menu (RESOURCE MENU_BAR).
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* Derived classes must provide this method.
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* @since 1.2
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* @return Resource id.
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*/
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virtual TInt OkOptionsMenuResourceId() const = 0;
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protected: // component creation
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/**
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* Create the model. Leave on failure. The model is owned by the
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* caller (this view).
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* Derived classes must provide this method.
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* @return The constructed model.
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*/
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virtual CBrowserFavouritesModel* CreateModelL() = 0;
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/**
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* Create the container (the main control of the view). The container
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* is owned by the caller (this view).
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* Leave on failure.
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* Derived classes must provide this method.
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* @return The constructed main control.
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*/
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virtual CBrowserFavouritesContainer* CreateContainerL() = 0;
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protected: // data retrieval
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/**
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* Get items to be displayed in a folder. Expects the model's db be
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* open.
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* @param aFolder Folder which contains the items.
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* @return List of items. Pushed on the cleanup stack.
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*/
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virtual CFavouritesItemList* GetItemsLC( TInt aFolder );
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public:
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/**
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* Get the model.
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* @return The model.
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*/
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inline CBrowserFavouritesModel& Model() const;
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inline void ShowNextFolerL(TBool aNext) { OpenNextFolderL(aNext); }
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protected: // component retrieval
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/**
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* Get the container (the view's main control).
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* @return The container. Can be NULL (when view is not activated,
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* container does not exist).
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*/
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inline CBrowserFavouritesContainer* Container() const;
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/**
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* Get Uid of the folder shown.
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* @return Current folder's Uid.
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*/
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inline TInt CurrentFolder() const;
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protected: // new methods
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/**
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* If there is a preferred highlight uid, attempt to highlight that.
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* If succeeded, preferred highlight uid is cleared ("used up").
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* Otherwise do nothing.
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*/
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void HighlightPreferredL();
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/**
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* Some displayed data has changed (Favourites database, AP-s, etc).
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* Update the view so changes become visible. Safe to call if the view
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* is not active; in this case it does nothing.
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* This method should not be called if the data change is due to direct
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* user activity (opening folders etc.); only for notification
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* processing.
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* @param aDbErrorNote If ETrue, unsuccesful database access will bring
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* up an error note.
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*/
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virtual void RefreshL( TBool aDbErrorNote = EFalse );
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/**
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* Redraw.
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*/
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void HandleClientRectChange();
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protected: // from CAknView
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/**
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* Activate the view. Open the database. If it was activated
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* previously, try to restore the view as it was before deactivation.
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* @param aPrevViewId Previous View Id.
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* @param aCustomMessageId Custom Message Id.
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* @param aCustomMessage Custom Message.
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*/
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void DoActivateL
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(
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const TVwsViewId& aPrevViewId,
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TUid aCustomMessageId,
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const TDesC8& aCustomMessage
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);
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/**
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* Deactivate the view. Close the database. Save the view state,
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* so it can be restored on future activations.
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*/
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void DoDeactivate();
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/**
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* Initialize context-sensitive menu. Do not override this one;
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* override the other.
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* @param aResourceId Resource id of the menu pane.
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* @param aMenuPane Menu pane object being initialized.
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*/
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void DynInitMenuPaneL
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( TInt aResourceId, CEikMenuPane* aMenuPane );
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/**
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* Handle foreground event.
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* @param aForeground ETrue if foreground.
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*/
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virtual void HandleForegroundEventL( TBool aForeground );
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protected: // from MEikListBoxObserver
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/**
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* Handle listbox event.
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* @param aListBox Listbox in which the event occurred.
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* @param aEventType Event.
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*/
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virtual void HandleListBoxEventL
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( CEikListBox* aListBox,
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MEikListBoxObserver::TListBoxEvent aEventType );
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private: // command handling
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/**
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* Command "Back", when showing a folder. Open the parent folder.
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* of the currently shown folder. Highlight the folder just closed.
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*/
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void CloseCurrentFolderL();
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/**
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* Command "Open (folder)". Open the highlighted folder.
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* Does nothing if no folder is highlighted.
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*/
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void OpenCurrentFolderL();
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/**
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* Command "Open (folder)" from OK-Options menu. Open the marked folder.
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* Does nothing if no folder is marked or more is marked.
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*/
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void OpenMarkedFolderL();
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/**
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* Command "Remove" or "Erase". Delete marked item(s).
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* Does nothing if no item is highlighted / marked.
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*/
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virtual void DeleteMarkedItemsL();
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protected:
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/**
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* Command "New folder". New folders are alwas created in the root
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* folder.
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* @return The uid of the newly created folder, or KFavouritesNullUid
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* (if not created).
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*/
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TInt AddNewFolderL();
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private:
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/**
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* Command "Move To Folder". Launch target folder selection dialog and
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* move marked item(s).
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*/
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void MoveMarkedItemsL();
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/**
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* Command "Rename". Rename current item.
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* Does nothing if no item is highlighted.
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*/
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void RenameCurrentItemL();
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protected: // implementation details.
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/**
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* Open a folder by Uid and display its contents. Expects the
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* model's db be open.
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* @param aFolder Folder to open.
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*/
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void OpenFolderL( TInt aFolder );
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/**
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* Open next folder.
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* @param aForward Open next folder if ETrue, previous if EFalse.
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*/
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virtual void OpenNextFolderL( TBool aForward );
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private:
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/**
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* Fill listbox with folder contents. Expects the model's db be open.
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* @param aFolder Folder to display.
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* @param aKeepState If ETrue, try to restore marks/highlight/top item
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* position.
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*/
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void FillListboxL( TInt aFolder, TBool aKeepState );
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/**
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* Display confirmation dialog before deleting items. The dialog
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* displayed is context-dependent (different dialog for one/more
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* items, and for non-empty folders).
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* @param aUids List of Uids (both item & folder) about to be deleted.
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* @param aFolderUids List of folder uids about to be deleted. These
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* uids are also in aUids, and are needed only to improve performance.
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* (The non-empty folder checking, which is the only database query in
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* this method, is performed only for folders. The effect of this is
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* visible only if many items are selected.)
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* @return ETrue if delete was confirmed; EFalse if not, or in case of
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* any error (e.g. database error).
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*/
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TBool ConfirmDeleteL
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( CArrayFix<TInt>& aUids, CArrayFix<TInt>& aFolderUids );
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/**
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* After deleting items, display appropriate note about the outcome.
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* @param aUids List of Uids that were selected for deletion.
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* @param aNotDeletedUids List of Uids which are not deleted.
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*/
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void DisplayResultOfDeleteL
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(
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const CArrayFix<TInt>& aUids,
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const CArrayFix<TInt>& aNotDeletedUids
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);
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/**
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* Launch target folder selection dialog and return uid of selected
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* folder (or KFavouritesNullUid if cancelled or in case of any error).
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* If no folders exist, user is prompted to create one.
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* @param aExcludeFolder Exclude this folder from selection (current
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* folder).
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* @return Uid of selected folder, or KFavouritesNullUid.
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*/
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TInt SelectTargetFolderL( TInt aExcludeFolder );
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/**
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* "First pass" of moving is done; items that could be moved without
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* user intervention, has been moved. Some of them may be still there,
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* because it is unmovable (e.g. Homepage), or conflicts with a name in
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* the target folder. For the latter ones, ask for each if replace the
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* old ones, and act accordingly.
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* Display appropriate note about what happened.
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* @param aFolder The target folder.
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* @param aUids List of Uids that were selected for moving.
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|
447 |
* @param aUnmovableUids List of Uids which could never be moved.
|
|
448 |
* @param aConflictingNameUids List of conflicting name Uids.
|
|
449 |
*/
|
|
450 |
void HandleMoveResultL
|
|
451 |
(
|
|
452 |
TInt aFolder,
|
|
453 |
const CArrayFix<TInt>& aUids,
|
|
454 |
const CArrayFix<TInt>& aUnmovableUids,
|
|
455 |
const CArrayFix<TInt>& aConflictingNameUids
|
|
456 |
);
|
|
457 |
|
|
458 |
/**
|
|
459 |
* For each of the items in the list, display a rename dialog before
|
|
460 |
* moving them into the folder.
|
|
461 |
* @param aFolder The target folder.
|
|
462 |
* @param aUids List of Uids that were selected for moving.
|
|
463 |
*/
|
|
464 |
void RenameAndMoveItemsL
|
|
465 |
( const CArrayFix<TInt>& aUids, TInt aFolder );
|
|
466 |
protected: // new methods
|
|
467 |
|
|
468 |
/**
|
|
469 |
* Update and draw navi pane (show tabs for root, or "1/4" style text
|
|
470 |
* for subfolders).
|
|
471 |
* No sanity check; expects the model's table be open.
|
|
472 |
*/
|
|
473 |
virtual void UpdateNaviPaneL();
|
|
474 |
|
|
475 |
private: // new methods
|
|
476 |
|
|
477 |
/**
|
|
478 |
* The container passes back key events to the view first, to
|
|
479 |
* allow moving between folders. (The container does not know
|
|
480 |
* anything about folders.)
|
|
481 |
*/
|
|
482 |
friend class CBrowserFavouritesContainer;
|
|
483 |
|
|
484 |
protected:
|
|
485 |
/**
|
|
486 |
* Handle key event (called from the container, to allow moving between
|
|
487 |
* folders.
|
|
488 |
* @param aKeyEvent The key event.
|
|
489 |
* @param aType Key event type.
|
|
490 |
* @return Response (was the key event consumed?).
|
|
491 |
*/
|
|
492 |
virtual TKeyResponse OfferKeyEventL
|
|
493 |
( const TKeyEvent& aKeyEvent, TEventCode aType );
|
|
494 |
|
|
495 |
/**
|
|
496 |
* Reset state with deactivation event
|
|
497 |
*/
|
|
498 |
void ResetStateInDeActivation();
|
|
499 |
|
|
500 |
/**
|
|
501 |
* Needed for updating tool bar buttons when there is a up/down arrow key events received.
|
|
502 |
**/
|
|
503 |
virtual void UpdateToolbarButtonsState();
|
|
504 |
|
|
505 |
private: // from MWmlBrowserFavouritesModelObserver
|
|
506 |
|
|
507 |
/**
|
|
508 |
* Handle model change.
|
|
509 |
*/
|
|
510 |
void HandleFavouritesModelChangeL();
|
|
511 |
|
|
512 |
private: // from MCommsModelObserver
|
|
513 |
|
|
514 |
/**
|
|
515 |
* Handle Comms Model change (AP update).
|
|
516 |
*/
|
|
517 |
void HandleCommsModelChangeL();
|
|
518 |
|
|
519 |
private: // default item settings
|
|
520 |
|
|
521 |
/**
|
|
522 |
* Set Prefered the current item
|
|
523 |
*/
|
|
524 |
void SetPreferedCurrentItemL();
|
|
525 |
|
|
526 |
/**
|
|
527 |
* Set Prefered the current item
|
|
528 |
*/
|
|
529 |
void SetUnPreferedCurrentItemL();
|
|
530 |
|
|
531 |
|
|
532 |
protected: // data
|
|
533 |
|
|
534 |
/// Preferred highlight uid.
|
|
535 |
TInt iPreferredHighlightUid;
|
|
536 |
|
|
537 |
/// If ETrue, OK-Options menu is shown instead of normal Options menu.
|
|
538 |
TBool iShowOkOptions;
|
|
539 |
|
|
540 |
/// Top-level control of the view. Owned
|
|
541 |
CBrowserFavouritesContainer* iContainer;
|
|
542 |
|
|
543 |
/// Uid of the current folder.
|
|
544 |
TInt iCurrentFolder;
|
|
545 |
|
|
546 |
/// ETrue between DoActivateL() and DoDeactivate().
|
|
547 |
TBool iIsActivated;
|
|
548 |
|
|
549 |
private: // data
|
|
550 |
|
|
551 |
/// The model (data handling). Owned.
|
|
552 |
CBrowserFavouritesModel* iModel;
|
|
553 |
TInt iLastSelection;
|
|
554 |
/// Incremental operation, or NULL if no such. Owned.
|
|
555 |
CBrowserFavouritesIncrementalOp* iIncrementalOp;
|
|
556 |
/// ETrue if data update is missed due to incremental operation.
|
|
557 |
TBool iUpdatePending;
|
|
558 |
/// Asynchronously update the favourite item's List Box
|
|
559 |
CIdle* iFavViewRefresh;
|
|
560 |
protected:
|
|
561 |
|
|
562 |
TBool iRefresh; // Flag to indicate that Bookmarks list should be refreshed.
|
|
563 |
// ETrue by default, turned off only in cases we want to avoid
|
|
564 |
// double refresh. Checked in HandleFavouritesModelChangeL.
|
|
565 |
|
|
566 |
TInt iInitialFolder; //Folder to which browser is launched in embedded mode
|
|
567 |
|
|
568 |
// Flag to indicate that we are about to open Preferences view,
|
|
569 |
// in order not to return to root folder afterwards.
|
|
570 |
TBool iSaveStateOnDeactivate;
|
|
571 |
|
|
572 |
CBrowserFavouritesListboxState* iSavedListboxState;
|
|
573 |
};
|
|
574 |
|
|
575 |
#include "BrowserFavouritesView.inl"
|
|
576 |
|
|
577 |
#endif
|
|
578 |
|
|
579 |
// End of file
|