1 /*

     2 * Copyright (c) 2008 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: video collection view plugin's ui utils class

    15 * 

    16 */

    17 

    18 #ifndef __VIDEOCOLLECTIONVIEWUTILS_H__

    19 #define __VIDEOCOLLECTIONVIEWUTILS_H__

    20 

    21 #include <qobject.h>

    22 

    23 class HbListView;

    24 class VideoSortFilterProxyModel;

    25 

    26 class VideoCollectionViewUtils : public QObject

    27 {

    28     Q_OBJECT

    29     

    30 public:

    31     /**

    32      * Returns singleton instance for this class.

    33      * 

    34      * WARNING! Not safe to call this from destructor of another function scope static object!

    35      * 

    36      * @return The singleton instance.

    37      */

    38     static VideoCollectionViewUtils& instance();

    39     

    40     /**

    41      * Saves the sorting role and order to cenrep.

    42      * 

    43      * @param role The sorting role.

    44      * @param order The sorting order (e.g. ascending or descending).

    45      * @return Zero if operation succeeded, less than zero in error cases.

    46      */

    47     int saveSortingValues(int role, Qt::SortOrder order);

    48     

    49     /**

    50      * Loads the sorting role and order from cenrep.

    51      * 

    52      * @param role On return contains the sorting role.

    53      * @param order On return contains the sorting order

    54      * @return Zero if operation succeeded, less than zero in error cases.

    55      */

    56     int loadSortingValues(int& role, Qt::SortOrder& order);

    57     

    58     /**

    59      * Get service icon resource strings from cenrep.

    60      * 

    61      * @param icon On return contains the resource string for icon image.

    62      * @param iconPressed On return contains the resource string for pressed icon image.

    63      * @return Zero if operation succeeded, less than zero in error cases. 

    64      */

    65     int getServiceIconStrings(QString& icon, QString& iconPressed);

    66     

    67     /**

    68      * Get service URI string.

    69      * 

    70      * @return Service URI string. Invalid string in error cases.

    71      */

    72     QString getServiceUriString();

    73     

    74 public:

    75     /**

    76      * Initializes list view for collection and selection dialog with common

    77      * properties.

    78      */

    79     static void initListView(HbListView *view);

    80     

    81     /**

    82      * Initilizes model sort values.

    83      */

    84     static void sortModel(VideoSortFilterProxyModel *model, bool async);

    85 

    86 public slots:

    87     

    88     /**

    89      * Shows status msgs

    90      *

    91      * @param statusCode status code

    92      * @param additional additional data gotten from the status 

    93      */

    94     void showStatusMsgSlot(int statusCode, QVariant &additional);

    95    

    96 private:

    97     

    98     /**

    99      * disables copy-constructor and assingment operator

   100      */

   101     Q_DISABLE_COPY(VideoCollectionViewUtils)

   102     

   103     /**

   104      * constructor

   105      */

   106     VideoCollectionViewUtils();

   107      

   108     /**

   109      * destructor

   110      */

   111     virtual ~VideoCollectionViewUtils();

   112 

   113 private:

   114     /** current sorting role */

   115     int mSortRole;

   116     

   117     /** current sorting order */

   118     Qt::SortOrder mSortOrder;

   119 };

   120 

   121 #endif //__VIDEOCOLLECTIONUIUTILS_H__

   122