1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies)..

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 * CWmIconFileProvider declaration

    16 *

    17 */

    18 

    19 #ifndef WMWIDGETLOADERAO_H_

    20 #define WMWIDGETLOADERAO_H_

    21 

    22 // INCLUDES

    23 #include <e32base.h>

    24 

    25 // FORWARD DECLARATIONS

    26 class CWmPlugin;

    27 class CWmListBox;

    28 class CHsContentInfo;

    29 class CWmWidgetData;

    30 class CWmPersistentWidgetOrder;

    31 class RWidgetRegistryClientSession;

    32 

    33 // CLASS DECLARATIONS

    34 

    35 /**

    36  * CWmWidgetLoaderAo

    37  */

    38 NONSHARABLE_CLASS( CWmWidgetLoaderAo ) : public CAsyncOneShot

    39     {

    40     

    41 public:

    42 	/**

    43      * Static constructor

    44      */

    45 	static CWmWidgetLoaderAo* NewL(

    46 	        CWmPlugin& aWmPlugin,

    47 	        CWmListBox& aTargetList );

    48 	

    49     /**

    50      * Destructor.

    51      */

    52 	~CWmWidgetLoaderAo();

    53 

    54     /**

    55      * Starts the load process by activating the AO

    56      */

    57     void StartLoading();

    58     

    59 private:

    60     

    61     /**

    62      * Constructor

    63      */

    64     CWmWidgetLoaderAo(

    65             CWmPlugin& aWmPlugin,

    66             CWmListBox& aTargetList );

    67     

    68     /**

    69      * 2nd phase constructor

    70      */

    71     void ConstructL();

    72 

    73 protected: // from CActive

    74     

    75     /**

    76      * AO body

    77      */

    78     void RunL();

    79 

    80     /**

    81      * AO error handler

    82      */

    83     TInt RunError( TInt aError );

    84 

    85 private:

    86 

    87     /**

    88      * loads widgets into the listbox

    89      */

    90     void DoLoadWidgetsL();

    91 

    92     /**

    93      * finds a widget data entry from iWidgetsList that matches

    94      * given content info. returns a pointer to the data found,

    95      * or NULL if not found

    96      */

    97     CWmWidgetData* FindWidgetData( CHsContentInfo& aContentInfo );

    98     

    99     /**

   100      * adds a widget data entry to iWidgetsList

   101      */

   102     void AddWidgetDataL( CHsContentInfo& aContentInfo );

   103     

   104     /**

   105      * cleanup resources allocated runing one single run

   106      */

   107     void Cleanup();

   108     

   109 private: // data

   110 

   111     /** reference to the widget manager root */

   112     CWmPlugin& iWmPlugin;

   113 

   114     /** target where widgets are to be loaded */

   115     CWmListBox& iWidgetsList;

   116     

   117     /** widget registry */

   118     RWidgetRegistryClientSession* iWidgetRegistry;

   119     

   120     /** persistent widget order */

   121     CWmPersistentWidgetOrder* iWidgetOrder;

   122     

   123     };

   124 

   125 #endif // WMWIDGETLOADERAO_H_