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 *

    16 */

    17 

    18 #include <qsize.h>

    19 #include "thumbnailmanager_qt.h"

    20 #include <QMap>

    21 

    22 QMap<int, ThumbnailManager::TnRequest> ThumbnailManager::mRequests = QMap<int, ThumbnailManager::TnRequest>();

    23 

    24 bool ThumbnailManager::mGetThumbFails = false;

    25 int ThumbnailManager::mThumbnailReadyError = 0;

    26 

    27 ThumbnailManager::ThumbnailManager( QObject* parentPtr ) :

    28 QObject( parentPtr )

    29 {

    30     mMode = Default;

    31 }

    32 

    33 ThumbnailManager::~ThumbnailManager()

    34 {

    35 

    36 }

    37 

    38 ThumbnailManager::QualityPreference ThumbnailManager::qualityPreference() const

    39 {

    40     return mQuality;

    41 }

    42 

    43 bool ThumbnailManager::setQualityPreference( QualityPreference

    44     qualityPreference )

    45 {

    46     mQuality = qualityPreference;

    47     return true;

    48 }

    49 

    50 ThumbnailManager::DisplayMode ThumbnailManager::displayMode() const

    51 {

    52     return Color16MAP;

    53 }

    54 

    55 bool ThumbnailManager::setDisplayMode( ThumbnailManager::DisplayMode displayMode )

    56 {

    57     Q_UNUSED(displayMode);

    58     return true;

    59 }

    60 

    61 QSize ThumbnailManager::thumbnailSize() const

    62 {

    63     return QSize(128, 128); // ThumbnailMedium?

    64 }

    65 

    66 bool ThumbnailManager::setThumbnailSize( const QSize& thumbnailSize )

    67 {

    68     Q_UNUSED(thumbnailSize);

    69     return true;

    70 }

    71 

    72 bool ThumbnailManager::setThumbnailSize( ThumbnailSize thumbnailSize )

    73 {

    74     mThumbSize = thumbnailSize;

    75     return true;

    76 }

    77 

    78 ThumbnailManager::ThumbnailMode ThumbnailManager::mode() const

    79 {

    80     return mMode;

    81 }

    82 

    83 bool ThumbnailManager::setMode( ThumbnailMode mode )

    84 {

    85     mMode = mode;

    86     return true;

    87 }

    88 

    89 int ThumbnailManager::getThumbnail( const QString& fileName, void * clientData,

    90         int priority )

    91 {

    92     if(mGetThumbFails) return -1;

    93 

    94     int id = mRequests.count();

    95     mRequests[id] = TnRequest(fileName, clientData, priority, false);

    96     return id;

    97 }

    98 

    99 int ThumbnailManager::getThumbnail( unsigned long int thumbnailId, void * clientData,

   100         int priority )

   101 {

   102     Q_UNUSED(thumbnailId);

   103     Q_UNUSED(clientData);

   104     Q_UNUSED(priority);

   105     return 0;

   106 }

   107 

   108 int ThumbnailManager::setThumbnail( const QPixmap& source, const QString& filename,

   109         void * clientData , int priority )

   110 {

   111     Q_UNUSED(source);

   112     Q_UNUSED(filename);

   113     Q_UNUSED(clientData);

   114     Q_UNUSED(priority);

   115     return 0;

   116 }

   117 

   118 void ThumbnailManager::deleteThumbnails( const QString& fileName )

   119 {

   120     Q_UNUSED(fileName);

   121 }

   122 

   123 void ThumbnailManager::deleteThumbnails( unsigned long int thumbnailId )

   124 {

   125     Q_UNUSED(thumbnailId);

   126 }

   127 

   128 bool ThumbnailManager::cancelRequest( int id )

   129 {

   130     if(mRequests.contains(id)) {

   131         mRequests[id].cancelled = true;

   132     }

   133     return true;

   134 }

   135 

   136 bool ThumbnailManager::changePriority( int id, int newPriority )

   137 {

   138     if(mRequests.contains(id)) {

   139         mRequests[id].priority = newPriority;

   140     }

   141     return true;

   142 }

   143 

   144 void ThumbnailManager::emitThumbnailReady(int tnId, bool emitNullThumb)

   145 {

   146     if(emitNullThumb)

   147     {

   148         QPixmap pixmap;

   149         int* internal = new int(0);

   150         emit thumbnailReady(pixmap, internal, tnId, mThumbnailReadyError);

   151     }

   152     else

   153     {

   154         QPixmap pixmap(100,100);

   155         pixmap.fill(Qt::white);

   156         void* internal = 0;

   157     

   158         if(mRequests.contains(tnId)) {

   159             internal = mRequests[tnId].id;

   160             mRequests.remove(tnId);

   161         }

   162         emit thumbnailReady(pixmap, internal, tnId, mThumbnailReadyError);

   163     }

   164 }

   165 

   166 void ThumbnailManager::emitThumbnailReady(QPixmap pixmap, void *internal, int id, int errorCode)

   167 {

   168     emit thumbnailReady(pixmap, internal, id, errorCode);

   169 }

   170