1 /* |
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2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 #include <QAction> |
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19 #include <QApplication> |
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20 #include <QDir> |
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21 #include <QFileInfo> |
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22 |
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23 #include <HbMainWindow> |
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24 #include <HbProgressDialog> |
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25 |
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26 #include "hsselectbackgroundstate.h" |
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27 #include "hsscene.h" |
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28 #include "hsdomainmodeldatastructures.h" |
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29 #include "hswallpaper.h" |
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30 #include "hsdatabase.h" |
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31 #include "hshomescreenstatecommon.h" |
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32 #include "hsconfiguration.h" |
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33 |
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34 #ifdef Q_OS_SYMBIAN |
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35 #include "hsimagefetcherclient.h" |
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36 #else |
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37 #include "xqaiwgetimageclient.h" |
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38 #include "xqaiwcommon.h" |
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39 #endif |
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40 |
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41 const char hsLocTextId_ProgressDialog_WallpaperLoading[] = |
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42 "txt_homescreen_dpopinfo_loading_wallpaper"; |
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43 |
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44 /*! |
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45 \class HsSelectBackgroundState |
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46 \ingroup group_hshomescreenstateprovider |
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47 \brief Implements imagefetcher event listening and handles those events. |
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48 |
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49 \sa StateMachine |
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50 */ |
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51 |
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52 /*! |
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53 Constructor. |
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54 \a parent Owner. |
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55 */ |
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56 HsSelectBackgroundState::HsSelectBackgroundState(QState *parent): |
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57 QState(parent), |
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58 mImageFetcher(0), |
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59 mSourceView(0), |
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60 mPortraitWallpaperImageReader(0), |
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61 mLandscapeWallpaperImageReader(0), |
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62 mProgressDialog(0), |
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63 mRunningThreadAmount(0), |
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64 mShowAnimation(false) |
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65 { |
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66 #ifdef Q_OS_SYMBIAN |
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67 mImageFetcher = new HsImageFetcherClient(this); |
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68 #else |
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69 mImageFetcher = new XQAIWGetImageClient; |
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70 #endif |
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71 |
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72 connect(this, SIGNAL(entered()), SLOT(action_selectWallpaper())); |
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73 connect(this, SIGNAL(exited()), SLOT(action_disconnectImageFetcher())); |
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74 connect(this, SIGNAL(handleError()), SLOT(onHandleError())); |
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75 } |
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76 |
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77 /*! |
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78 Destructor. |
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79 |
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80 */ |
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81 HsSelectBackgroundState::~HsSelectBackgroundState() |
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82 { |
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83 delete mImageFetcher; |
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84 delete mPortraitWallpaperImageReader; |
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85 delete mLandscapeWallpaperImageReader; |
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86 } |
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87 |
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88 /*! |
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89 \internal |
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90 Connects to image fetcher and launches "remote" ui from photos |
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91 from which user can select background image |
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92 */ |
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93 void HsSelectBackgroundState::action_selectWallpaper() |
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94 { |
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95 mSourceView = HsScene::mainWindow()->currentView(); |
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96 |
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97 mRunningThreadAmount = 0; |
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98 mShowAnimation = false; |
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99 |
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100 #ifdef Q_OS_SYMBIAN |
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101 connect(mImageFetcher, SIGNAL(fetchCompleted(const QString&)), |
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102 this, SLOT(fetchCompleted(const QString&))); |
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103 connect(mImageFetcher, SIGNAL(fetchFailed(int, const QString&)), |
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104 this, SLOT(fetchFailed(int, const QString&))); |
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105 mImageFetcher->fetch(); |
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106 #else |
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107 connect(mImageFetcher, SIGNAL(fetchComplete(QStringList)), |
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108 SLOT(onFetchComplete(QStringList))); |
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109 connect(mImageFetcher, SIGNAL(fetchFailed(int)), |
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110 SLOT(onFetchFailed(int))); |
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111 mImageFetcher->fetch(QVariantMap(), SelectionSingle); |
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112 #endif |
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113 } |
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114 |
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115 /*! |
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116 \internal |
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117 disconnects photos image fetcher services slots. |
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118 */ |
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119 void HsSelectBackgroundState::action_disconnectImageFetcher() |
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120 { |
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121 HsScene::mainWindow()->setCurrentView(mSourceView); |
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122 mImageFetcher->disconnect(this); |
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123 } |
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124 |
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125 /*! |
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126 \internal |
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127 Called when user has selected an image |
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128 */ |
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129 void HsSelectBackgroundState::onFetchComplete(QStringList imageStringList) |
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130 { |
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131 // start animation immediately |
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132 onShowAnimation(); |
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133 |
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134 // check that sceneData is available |
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135 HsDatabase *db = HsDatabase::instance(); |
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136 Q_ASSERT(db); |
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137 HsSceneData sceneData; |
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138 if (!db->scene(sceneData)) { |
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139 emit handleError(); |
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140 return; |
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141 } |
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142 |
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143 // clean thread instances |
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144 delete mPortraitWallpaperImageReader; |
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145 delete mLandscapeWallpaperImageReader; |
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146 mPortraitWallpaperImageReader = NULL; |
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147 mLandscapeWallpaperImageReader = NULL; |
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148 |
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149 mPortraitWallpaperImageReader = new HsWallpaperImageReader(); |
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150 mLandscapeWallpaperImageReader = new HsWallpaperImageReader(); |
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151 |
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152 mRunningThreadAmount = 2; |
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153 |
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154 // delete old wallpapers |
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155 QFile::remove(sceneData.portraitWallpaper); |
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156 QFile::remove(sceneData.landscapeWallpaper); |
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157 |
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158 QString wallpaperDir = HsWallpaper::wallpaperDirectory(); |
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159 QDir dir(wallpaperDir); |
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160 if (!dir.exists()) { |
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161 dir.mkpath(wallpaperDir); |
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162 } |
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163 |
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164 // left empty to signal we want to use full size image as source |
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165 QRect sourceRect; |
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166 |
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167 // Initialize portrait image threading |
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168 QRect targetRectPortrait(0, 0, (2 * 360) + HsConfiguration::bounceEffect(), 640); |
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169 mPortraitWallpaperImageReader->setSourcePath(imageStringList.first()); |
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170 mPortraitWallpaperImageReader->setSourceRect(sourceRect); |
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171 mPortraitWallpaperImageReader->setTargetRect(targetRectPortrait); |
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172 mPortraitWallpaperImageReader->setCenterTarget(true); |
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173 |
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174 connect(mPortraitWallpaperImageReader, |
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175 SIGNAL(finished()), |
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176 SLOT(onImageProcessed())); |
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177 |
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178 // Initialize landscape image threading |
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179 QRect targetRectLandscape(0, 0, (2 * 640) + HsConfiguration::bounceEffect(), 360); |
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180 mLandscapeWallpaperImageReader->setSourcePath(imageStringList.first()); |
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181 mLandscapeWallpaperImageReader->setSourceRect(sourceRect); |
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182 mLandscapeWallpaperImageReader->setTargetRect(targetRectLandscape); |
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183 mLandscapeWallpaperImageReader->setCenterTarget(true); |
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184 |
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185 connect(mLandscapeWallpaperImageReader, |
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186 SIGNAL(finished()), |
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187 SLOT(onImageProcessed())); |
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188 |
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189 // start image processing in thread |
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190 mPortraitWallpaperImageReader->start(); |
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191 mLandscapeWallpaperImageReader->start(); |
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192 } |
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193 |
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194 /*! |
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195 \internal |
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196 Called when selection of background image fails |
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197 */ |
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198 void HsSelectBackgroundState::onFetchFailed(int error) |
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199 { |
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200 Q_UNUSED(error) |
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201 emit handleError(); |
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202 } |
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203 |
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204 /*! |
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205 \internal |
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206 Called when image processing is finished in thread |
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207 */ |
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208 void HsSelectBackgroundState::onImageProcessed() |
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209 { |
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210 mRunningThreadAmount--; |
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211 |
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212 HsDatabase *db = HsDatabase::instance(); |
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213 Q_ASSERT(db); |
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214 HsSceneData sceneData; |
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215 if (!db->scene(sceneData)) { |
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216 emit handleError(); |
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217 return; |
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218 } |
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219 |
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220 QFileInfo fileInfo; |
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221 // get image path |
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222 if (sender() == mPortraitWallpaperImageReader) { |
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223 fileInfo = mPortraitWallpaperImageReader->sourcePath(); |
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224 } else { |
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225 fileInfo = mLandscapeWallpaperImageReader->sourcePath(); |
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226 } |
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227 // suffix is same for both orientations |
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228 QString fileExtension(""); |
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229 if (!fileInfo.suffix().isEmpty()) { |
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230 fileExtension = fileInfo.suffix(); |
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231 } |
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232 |
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233 QImage image; |
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234 // set portrait image path to sceneData |
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235 QString portraitPath(HsWallpaper::wallpaperPath(Qt::Vertical, QString(), |
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236 fileExtension)); |
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237 // we need to set this always as image to be activated can be either orientation |
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238 sceneData.portraitWallpaper = portraitPath; |
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239 QString landscapePath(HsWallpaper::wallpaperPath(Qt::Horizontal, QString(), |
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240 fileExtension)); |
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241 sceneData.landscapeWallpaper = landscapePath; |
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242 |
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243 if (sender() == mPortraitWallpaperImageReader) { |
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244 // get image from thread |
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245 image = mPortraitWallpaperImageReader->processedImage(); |
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246 // save image |
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247 image.save(portraitPath); |
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248 } else { |
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249 image = mLandscapeWallpaperImageReader->processedImage(); |
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250 image.save(landscapePath); |
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251 } |
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252 |
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253 if (image.isNull()) { |
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254 emit handleError(); |
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255 return; |
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256 } |
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257 // update scenedata and set new image to background |
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258 if (db->updateScene(sceneData)) { |
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259 HsScene *scene = HsScene::instance(); |
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260 // set image to wallpaper (don't activate yet) |
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261 if (sender() == mPortraitWallpaperImageReader) { |
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262 scene->wallpaper()->setPortraitImage(portraitPath, false); |
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263 } else { |
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264 scene->wallpaper()->setLandscapeImage(landscapePath, false); |
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265 } |
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266 // if last thread running |
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267 if (mRunningThreadAmount == 0) { |
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268 // if current orientation matches -> set to active wallpaper |
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269 if (HsScene::orientation() == Qt::Vertical) { |
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270 scene->wallpaper()->setPortraitImage(portraitPath, true); |
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271 } else { |
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272 scene->wallpaper()->setLandscapeImage(landscapePath, true); |
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273 } |
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274 // finish progress bar |
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275 if (mShowAnimation) { |
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276 mProgressDialog->setProgressValue(3); |
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277 } |
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278 // let user control again homescreen |
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279 emit event_waitInput(); |
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280 } else { |
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281 // update progress information |
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282 if (mShowAnimation) { |
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283 mProgressDialog->setProgressValue(2); |
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284 } |
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285 } |
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286 } |
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287 } |
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288 |
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289 /*! |
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290 \internal |
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291 Shows animation for longer processing |
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292 */ |
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293 void HsSelectBackgroundState::onShowAnimation() |
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294 { |
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295 delete mProgressDialog; |
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296 mProgressDialog = new HbProgressDialog(HbProgressDialog::ProgressDialog); |
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297 /* TODO: workaround to remove cancel button (setPrimaryAction(0) is deprecated). |
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298 * clearActions does the same but crashes, fix should be in wk16, check orbit list |
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299 */ |
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300 QList<QAction*> actions = mProgressDialog->actions(); |
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301 actions[0]->setVisible(false); |
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302 mProgressDialog->setIcon(HbIcon("note_info")); |
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303 mProgressDialog->setText(hbTrId(hsLocTextId_ProgressDialog_WallpaperLoading)); |
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304 mProgressDialog->setMinimum(0); |
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305 mProgressDialog->setMaximum(3); |
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306 mProgressDialog->setBackgroundFaded(true); |
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307 mProgressDialog->setAutoClose(true); |
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308 // set initial value to appear as loading |
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309 mProgressDialog->setProgressValue(1); |
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310 mProgressDialog->show(); |
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311 mShowAnimation = true; |
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312 } |
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313 |
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314 /*! |
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315 \internal |
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316 Called when error occurs during image processing |
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317 */ |
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318 void HsSelectBackgroundState::onHandleError() |
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319 { |
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320 if (mShowAnimation) { |
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321 mProgressDialog->close(); |
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322 } |
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323 emit event_waitInput(); |
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324 } |
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325 |
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326 /*! |
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327 \internal |
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328 Called when user has selected an image on emulator or HW |
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329 */ |
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330 #ifdef Q_OS_SYMBIAN |
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331 void HsSelectBackgroundState::fetchCompleted(const QString& imageFileName) |
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332 { |
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333 QStringList imageFileNameAsList(imageFileName); |
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334 onFetchComplete(imageFileNameAsList); |
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335 } |
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336 #endif |
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337 |
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338 /*! |
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339 \internal |
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340 Called when selection of background image fails on emulator or HW |
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341 */ |
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342 #ifdef Q_OS_SYMBIAN |
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343 void HsSelectBackgroundState::fetchFailed(int error, const QString& errorString) |
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344 { |
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345 Q_UNUSED(errorString) |
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346 onFetchFailed(error); |
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347 } |
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348 #endif |
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