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1 /* |
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2 * Copyright (c) 2006 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: This file implements the Slideshow Screensaver plugin. |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #include <eikenv.h> |
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21 #include <bautils.h> |
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22 #include <data_caging_path_literals.hrh> |
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23 #include <centralrepository.h> |
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24 #include <DRMHelper.h> |
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25 |
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26 // #include <aknnotewrappers.h> AppendSlideL |
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27 // #include <aknnavi.h> |
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28 // #include <aknnavide.h> |
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29 // #include <mmfcontrollerpluginresolver.h> |
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30 #include <DRMHelperServerInternalCRKeys.h> |
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31 #include <mmf/common/mmfcontrollerpluginresolver.h> // For CleanupResetAndDestroyPushL |
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32 #include <pslninternalcrkeys.h> |
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33 #include <pslnslidesetdialoginterface.h> |
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34 |
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35 // #include <NPNExtensions.h> |
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36 #include <coecntrl.h> |
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37 #include <ecom/ecom.h> |
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38 |
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39 #include <ContentListingFactory.h> |
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40 #include <MCLFItem.h> |
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41 |
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42 #include <slideshowplugin.rsg> |
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43 |
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44 #include "SlideshowPlugin.h" |
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45 #include "SlideshowSlide.h" |
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46 #include "SlideshowPluginUtils.h" |
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47 |
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48 // Constants |
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49 const TInt KSecsToMicros = 1000000; |
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50 |
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51 // Slideshow duration times (secs) |
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52 const TInt KMinSlideshowTime = 1; |
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53 const TInt KMaxSlideshowTime = 60; |
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54 const TInt KDefaultSlideshowTime = 5; |
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55 |
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56 // Backlight times (secs) |
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57 const TInt KMinLightsTime = 0; |
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58 const TInt KMaxLightsTime = 30; |
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59 const TInt KDefaultLightsTime = 0; |
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60 |
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61 // Slide times |
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62 // const TInt KMinSlideTime = 1; |
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63 // const TInt KMaxSlideTime = 30; |
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64 const TInt KDefaultSlideTime = 5; |
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65 |
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66 // Refresh interval (Draw() call frequency) in secs. |
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67 // For better resolution kept smaller than slide time |
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68 const TInt KRefreshInterval = 1; |
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69 |
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70 // Slideshow type |
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71 const TInt KSlideshowTypeContinuous = 0; |
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72 const TInt KSlideshowTypeRandom = 1; |
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73 |
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74 // const TInt KScreensaverAnimPluginInterfaceUid = 0x102750CB; |
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75 |
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76 _LIT(KResourceFileName, "Z:SlideshowPlugin.rsc"); |
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77 |
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78 |
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79 CSlideshowSettings::CSlideshowSettings() |
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80 { |
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81 iSlideshowTime = KDefaultSlideshowTime; |
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82 iLightsTime = KDefaultLightsTime; |
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83 iSlideTime = KDefaultSlideTime; |
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84 iSlideshowType = KSlideshowTypeContinuous; |
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85 } |
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86 |
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87 // ============================ MEMBER FUNCTIONS ============================= |
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88 |
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89 |
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90 // --------------------------------------------------------------------------- |
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91 // CSlideshowPlugin::NewL |
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92 // --------------------------------------------------------------------------- |
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93 // |
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94 CSlideshowPlugin* CSlideshowPlugin::NewL() |
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95 { |
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96 CSlideshowPlugin* self = new (ELeave) CSlideshowPlugin; |
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97 CleanupStack::PushL(self); |
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98 self->ConstructL(); |
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99 CleanupStack::Pop(self); |
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100 return self; |
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101 } |
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102 |
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103 |
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104 // ---------------------------------------------------------------------------- |
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105 // CSlideshowPlugin::~CSlideshowPlugin |
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106 // ---------------------------------------------------------------------------- |
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107 // |
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108 CSlideshowPlugin::~CSlideshowPlugin() |
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109 { |
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110 if (iResourceOffset != 0) |
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111 { |
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112 iEikEnv->DeleteResourceFile(iResourceOffset); |
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113 } |
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114 |
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115 // Close and delete CR handlers |
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116 NotifyCenrepChangeCancel(); |
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117 UnInitializeCenRep(); |
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118 |
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119 // Close and delete P&S handlers |
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120 if (iSettingsChangedSubscriber) |
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121 { |
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122 iSettingsChangedSubscriber->StopSubscribe(); |
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123 } |
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124 iSettingsChangedProperty.Close(); |
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125 delete iSettingsChangedSubscriber; |
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126 |
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127 delete iScreensaverName; |
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128 delete iSettings; |
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129 delete iDrmHelper; |
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130 delete iModel; |
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131 |
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132 // First model, then engine, otherwise bad things happen |
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133 delete iCLFModel; |
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134 delete iCLFEngine; |
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135 |
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136 // Logging done |
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137 SSPLOGGER_DELETE; |
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138 } |
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139 |
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140 // ----------------------------------------------------------------------------- |
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141 // CSlideshowPlugin::ConstructL |
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142 // ----------------------------------------------------------------------------- |
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143 // |
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144 void CSlideshowPlugin::ConstructL() |
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145 { |
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146 // Start logging |
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147 SSPLOGGER_CREATE; |
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148 |
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149 iModel = CSlideshowModel::NewL(); |
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150 iSettings = new (ELeave) CSlideshowSettings(); |
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151 |
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152 // Get nearest language resource file and add it to the |
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153 // eikon environment for the duration of the plugin life |
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154 TFileName fileName; |
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155 TParse lParse; |
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156 |
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157 // Add the resource dir |
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158 lParse.Set(KResourceFileName, &KDC_RESOURCE_FILES_DIR, NULL); |
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159 |
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160 // Get the filename with full path |
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161 fileName = lParse.FullName(); |
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162 |
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163 iEikEnv = CEikonEnv::Static(); |
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164 |
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165 BaflUtils::NearestLanguageFile(iEikEnv->FsSession(), fileName); |
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166 |
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167 iResourceOffset = iEikEnv->AddResourceFileL(fileName); |
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168 |
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169 // Load localised name of screensaver to be returned |
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170 // to Themes app in Name() query |
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171 iScreensaverName = iEikEnv->AllocReadResourceL(R_SLIDESHOW_SCREENSAVER_NAME); |
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172 |
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173 InitializeCenRepL(); |
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174 |
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175 // Read settings |
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176 ReadSettings(); |
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177 |
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178 // Make sure random slides are loaded |
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179 iCLFModelUpToDate = EFalse; |
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180 |
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181 iTimerUpdated = EFalse; |
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182 } |
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183 |
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184 |
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185 // ----------------------------------------------------------------------------- |
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186 // CSlideshowPlugin::CSlideshowPlugin |
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187 // ----------------------------------------------------------------------------- |
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188 CSlideshowPlugin::CSlideshowPlugin() |
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189 { |
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190 } |
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191 |
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192 |
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193 // --- MScreensaverPlugin --- |
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194 |
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195 |
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196 // ----------------------------------------------------------------------------- |
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197 // CSlideshowPlugin::InitializeL |
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198 // ----------------------------------------------------------------------------- |
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199 TInt CSlideshowPlugin::InitializeL(MScreensaverPluginHost *aHost) |
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200 { |
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201 SSPLOGGER_ENTERFN("InitializeL()"); |
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202 |
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203 iWaitActive = EFalse; |
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204 iDrawCount = 0; |
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205 |
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206 if (!aHost) |
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207 { |
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208 return KErrArgument; |
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209 } |
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210 |
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211 iHost = aHost; |
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212 // iHost->UseRefreshTimer( EFalse ); |
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213 |
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214 NotifyCenrepChangeL(); |
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215 |
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216 // No indicators while plugin running |
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217 iHost->OverrideStandardIndicators(); |
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218 |
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219 // Get display info |
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220 UpdateDisplayInfo(); |
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221 |
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222 // Attach and start watching settings changed key |
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223 User::LeaveIfError(iSettingsChangedProperty.Attach( |
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224 KPSUidScreenSaver, KScreenSaverPluginSettingsChanged)); |
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225 |
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226 iSettingsChangedSubscriber = new (ELeave) CPSSubscriber( |
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227 TCallBack(HandleSettingsChanged, this), iSettingsChangedProperty); |
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228 iSettingsChangedSubscriber->SubscribeL(); |
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229 |
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230 iDrmHelper = CDRMHelper::NewL(*iEikEnv); |
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231 |
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232 // Load slides on start rather than here |
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233 // LoadSlidesL(); |
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234 |
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235 // Make sure random slides are loaded |
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236 iCLFModelUpToDate = EFalse; |
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237 |
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238 SSPLOGGER_LEAVEFN("InitializeL()"); |
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239 |
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240 return KErrNone; |
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241 } |
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242 |
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243 |
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244 // ----------------------------------------------------------------------------- |
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245 // CSlideshowPlugin::Draw |
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246 // ----------------------------------------------------------------------------- |
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247 TInt CSlideshowPlugin::Draw(CWindowGc& aGc) |
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248 { |
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249 SSPLOGGER_ENTERFN("Draw()"); |
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250 |
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251 // Clear the screen on the very first draw call after starting |
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252 if (iDrawCount < 0) |
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253 { |
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254 iDrawCount = 0; |
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255 aGc.SetBrushColor(KRgbBlack); |
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256 aGc.Clear(); |
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257 } |
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258 |
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259 // If still waiting for CLF, bail out |
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260 if (iWaitActive) |
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261 { |
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262 SSPLOGGER_WRITE("Draw(): Waiting for CLF, bail out"); |
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263 SSPLOGGER_LEAVEFN("Draw()"); |
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264 return KErrNone; |
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265 } |
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266 // Make sure we have something to display |
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267 if (iModel->NumberOfSlides() == 0) |
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268 { |
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269 SSPLOGGER_WRITE("Draw(): Nothing to display, suspending"); |
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270 SSPLOGGER_LEAVEFN("Draw()"); |
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271 // iHost->Suspend( -1 ); // This place will be crashed when transform to default type |
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272 return KErrNotFound; |
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273 } |
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274 |
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275 CSlideshowSlide* pSlide = iModel->NextSlide(EFalse); |
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276 // get the status of the slide |
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277 TInt status = iModel->SlideStatus(pSlide); // TInt decoded(1), decoding(2), not decoding(3),no slide (0) |
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278 // 4 could not decode the slide |
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279 if(KStatusDecodingInProgress == status) |
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280 { |
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281 // decoding in progress... return |
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282 // when ever decoding is going on.. call draw method every 1 second to check the status of the decoding |
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283 // and draw the image as soon as it is available ( otherwise Draw is called every 5 secods, very bad user responce) |
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284 if(iTimerUpdated) |
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285 { |
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286 iHost->SetRefreshTimerValue(KSecsToMicros); |
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287 iTimerUpdated = EFalse; |
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288 } |
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289 return KErrNone; |
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290 } |
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291 else if (KStatusSlideDecoded == status) |
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292 { |
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293 // File was decoded properly and available |
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294 SSPLOGGER_WRITEF(_L("SSP: Draw(): Got slide (%x), drawing"), pSlide); |
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295 |
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296 // Consume slide's DRM rights |
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297 SlideshowUtil::DRMConsume(iDrmHelper, pSlide); |
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298 |
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299 // Make sure the window is empty in case the bitmap doesn't |
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300 // fill the whole screen. Draw background black |
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301 aGc.SetBrushColor(KRgbBlack); |
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302 // aGc.SetBrushStyle(CGraphicsContext::ESolidBrush); |
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303 aGc.Clear(); |
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304 // Draw image centered |
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305 DrawCentered(aGc, pSlide); |
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306 if(iHost && !iTimerUpdated) |
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307 { |
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308 iHost->SetRefreshTimerValue(iSettings->iSlideTime * KSecsToMicros); |
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309 iTimerUpdated = ETrue; |
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310 } |
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311 // Flush draw buffer so that the new image is displayed immediately |
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312 FlushDrawBuffer(); |
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313 SSPLOGGER_WRITE("Draw(): Prepare next slide"); |
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314 |
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315 SSPLOGGER_LEAVEFN("Draw()"); |
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316 } |
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317 |
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318 // Prefetch image for the next slide |
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319 iModel->PrepareNextSlide( |
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320 (iSettings->iSlideshowType == KSlideshowTypeRandom), iDi.iRect.Size()); |
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321 |
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322 SSPLOGGER_LEAVEFN("Draw()"); |
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323 |
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324 return KErrNone; |
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325 |
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326 } |
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327 |
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328 |
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329 // ----------------------------------------------------------------------------- |
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330 // CSlideshowPlugin::Name |
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331 // ----------------------------------------------------------------------------- |
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332 const TDesC16& CSlideshowPlugin::Name() const |
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333 { |
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334 if (iScreensaverName) |
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335 { |
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336 return *iScreensaverName; |
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337 } |
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338 else |
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339 { |
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340 return KNullDesC; |
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341 } |
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342 } |
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343 |
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344 |
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345 // ----------------------------------------------------------------------------- |
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346 // CSlideshowPlugin::Capabilities |
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347 // ----------------------------------------------------------------------------- |
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348 TInt CSlideshowPlugin::Capabilities() |
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349 { |
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350 return (EScpCapsConfigure | EScpCapsSelectionNotification); |
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351 } |
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352 |
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353 |
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354 // ----------------------------------------------------------------------------- |
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355 // CSlideshowPlugin::PluginFunction |
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356 // ----------------------------------------------------------------------------- |
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357 TInt CSlideshowPlugin::PluginFunction( |
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358 TScPluginCaps aFunction, |
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359 TAny* aParam) |
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360 { |
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361 TInt ret = KErrNone; |
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362 |
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363 switch (aFunction) |
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364 { |
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365 case EScpCapsSelectionNotification: |
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366 case EScpCapsPreviewNotification: |
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367 // Peek into the slideset |
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368 TRAP(ret, LoadSlidesL()); |
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369 if (ret!=KErrNone || iModel->NumberOfSlides() == 0) |
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370 { |
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371 SSPLOGGER_WRITE("No slides selected - launching settings"); |
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372 TRAP(ret, ConfigureL(aParam)); |
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373 // Check if at least one file is selected |
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374 TRAP(ret, LoadSlidesL()); |
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375 if ( ret == KErrNone && iModel->NumberOfSlides() == 0) |
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376 { |
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377 // Don't Pop an error note, just return error |
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378 return KErrCancel; |
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379 } |
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380 } |
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381 break; |
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382 case EScpCapsConfigure: |
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383 // Configure command |
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384 TRAP(ret, ConfigureL(aParam)); |
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385 break; |
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386 default: |
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387 break; |
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388 } |
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389 |
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390 return ret; |
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391 } |
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392 |
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393 |
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394 // ----------------------------------------------------------------------------- |
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395 // CSlideshowPlugin::HandleScreensaverEventL |
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396 // ----------------------------------------------------------------------------- |
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397 TInt CSlideshowPlugin::HandleScreensaverEventL( |
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398 TScreensaverEvent aEvent, |
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399 TAny* /*aData*/ ) |
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400 { |
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401 switch (aEvent) |
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402 { |
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403 case EScreensaverEventStopping: |
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404 StopPlugin(); |
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405 break; |
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406 |
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407 case EScreensaverEventStarting: |
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408 StartPlugin(); |
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409 break; |
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410 |
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411 case EScreensaverEventDisplayChanged: |
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412 UpdateDisplayInfo(); |
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413 break; |
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414 |
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415 case EScreensaverEventTimeout: |
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416 StopPlugin(); |
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417 iHost->Suspend(-1); |
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418 break; |
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419 |
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420 default: |
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421 break; |
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422 } |
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423 return KErrNone; |
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424 } |
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425 |
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426 |
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427 // ----------------------------------------------------------------------------- |
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428 // From MCLFOperationObserver. Called by CLF when e.g. a content listing |
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429 // operation is finished. |
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430 // ----------------------------------------------------------------------------- |
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431 void CSlideshowPlugin::HandleOperationEventL(TCLFOperationEvent aOperationEvent, |
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432 TInt aError) |
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433 { |
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434 if (aOperationEvent == ECLFRefreshComplete) |
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435 { |
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436 iCLFError = aError; |
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437 EndWaitForCLF(); |
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438 } |
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439 |
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440 if (aOperationEvent == ECLFModelOutdated) |
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441 { |
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442 // Need to update random list on next start |
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443 iCLFModelUpToDate = EFalse; |
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444 } |
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445 } |
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446 |
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447 |
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448 // ----------------------------------------------------------------------------- |
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449 // CSlideshowPlugin::ReadSettings |
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450 // ----------------------------------------------------------------------------- |
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451 TInt CSlideshowPlugin::ReadSettings() |
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452 { |
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453 TInt err = KErrNone; |
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454 |
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455 err = iSlideshowRepository->Get( |
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456 KThemesScreenSaverSlideSetDuration, |
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457 iSettings->iSlideshowTime); |
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458 |
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459 if ((iSettings->iSlideshowTime < KMinSlideshowTime) || |
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460 (iSettings->iSlideshowTime > KMaxSlideshowTime)) |
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461 { |
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462 // Out of range, set to default |
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463 iSettings->iSlideshowTime = KDefaultSlideshowTime; |
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464 } |
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465 |
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466 err = iSlideshowRepository->Get( |
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467 KThemesScreenSaverSlideSetBacklight, |
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468 iSettings->iLightsTime); |
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469 |
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470 if ((iSettings->iLightsTime < KMinLightsTime) || |
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471 (iSettings->iLightsTime > KMaxLightsTime)) |
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472 { |
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473 // Out of range, set to default |
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474 iSettings->iLightsTime = KDefaultLightsTime; |
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475 } |
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476 |
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477 err = iSlideshowRepository->Get( |
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478 KThemesScreenSaverSlideSetType, |
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479 iSettings->iSlideshowType); |
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480 |
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481 // No setting for slide timing |
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482 iSettings->iSlideTime = KDefaultSlideTime; |
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483 |
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484 return err; |
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485 } |
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486 |
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487 #if 0 |
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488 |
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489 // ----------------------------------------------------------------------------- |
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490 // CSlideshowPlugin::UpdateFileName |
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491 // ----------------------------------------------------------------------------- |
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492 // |
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493 TBool CSlideshowPlugin::UpdateFileName() |
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494 { |
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495 if ( !BaflUtils::FileExists( iEikEnv->FsSession(), |
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496 iSettings->iFileName ) ) |
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497 { |
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498 // File is deleted now, Show empty string |
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499 iSettings->iFileName.Copy( KEmptyString ); |
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500 return ETrue; |
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501 } |
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502 |
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503 TBool canbeautomated(EFalse); |
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504 |
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505 TInt res = 0; |
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506 iDrmHelper->SetAutomatedType( |
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507 CDRMHelper::EAutomatedTypeScreenSaver ); |
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508 res = iDrmHelper->CanSetAutomated( iSettings->iFileName, |
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509 canbeautomated ); |
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510 |
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511 if ( res || !canbeautomated) |
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512 { |
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513 iSettings->iFileName.Copy( KEmptyString ); |
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514 return ETrue; |
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515 } |
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516 return EFalse; |
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517 } |
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518 |
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519 #endif |
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520 |
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521 // ----------------------------------------------------------------------------- |
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522 // CSlideshowPlugin::HandleRepositoryCallBack |
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523 // ----------------------------------------------------------------------------- |
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524 // |
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525 TInt CSlideshowPlugin::HandleRepositoryCallBack(TAny* aPtr) |
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526 { |
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527 STATIC_CAST(CSlideshowPlugin*, aPtr)->HandleCRSettingsChange(aPtr); |
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528 return KErrNone; |
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529 } |
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530 |
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531 |
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532 // ----------------------------------------------------------------------------- |
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533 // CSlideshowPlugin::HandleCRSettingsChange |
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534 // ----------------------------------------------------------------------------- |
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535 // |
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536 void CSlideshowPlugin::HandleCRSettingsChange(TAny* /*aPtr*/) |
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537 { |
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538 if (iSlideshowCRWatcher) |
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539 { |
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540 TInt changedKey = iSlideshowCRWatcher->ChangedKey(); |
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541 |
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542 switch (changedKey) |
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543 { |
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544 case KThemesScreenSaverSlideSetType: |
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545 case KThemesScreenSaverSlideSetBacklight: |
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546 case KThemesScreenSaverSlideSetDuration: |
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547 // Update settings |
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548 ReadSettings(); |
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549 break; |
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550 |
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551 default: |
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552 // Not interested in other keys |
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553 break; |
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554 } |
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555 } |
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556 } |
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557 |
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558 |
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559 // ----------------------------------------------------------------------------- |
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560 // CSlideshowPlugin::HandleSettingsChanged |
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561 // ----------------------------------------------------------------------------- |
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562 // |
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563 TInt CSlideshowPlugin::HandleSettingsChanged(TAny* aPtr) |
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564 { |
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565 return (STATIC_CAST(CSlideshowPlugin*, aPtr)->SettingsChanged()); |
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566 } |
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567 |
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568 |
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569 // --- private functions --- |
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570 |
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571 |
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572 // ----------------------------------------------------------------------------- |
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573 // CSlideshowPlugin::InitializeCenRepL |
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574 // Connect Central Repository sessions |
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575 // ----------------------------------------------------------------------------- |
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576 void CSlideshowPlugin::InitializeCenRepL() |
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577 { |
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578 |
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579 TRAPD(err, iSlideshowRepository = CRepository::NewL(KCRUidThemes)); |
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580 User::LeaveIfError(err); |
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581 } |
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582 |
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583 |
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584 // ----------------------------------------------------------------------------- |
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585 // CSlideshowPlugin::NotifyCenrepChangeL |
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586 // ----------------------------------------------------------------------------- |
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587 // |
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588 void CSlideshowPlugin::NotifyCenrepChangeL() |
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589 { |
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590 iSlideshowCRWatcher = CRepositoryWatcher::NewL( |
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591 KCRUidThemes, |
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592 TCallBack(HandleRepositoryCallBack, this), |
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593 iSlideshowRepository); |
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594 } |
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595 |
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596 |
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597 // ----------------------------------------------------------------------------- |
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598 // CSlideshowPlugin::NotifyCenrepChangeCancel |
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599 // ----------------------------------------------------------------------------- |
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600 void CSlideshowPlugin::NotifyCenrepChangeCancel() |
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601 { |
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602 delete iSlideshowCRWatcher; |
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603 iSlideshowCRWatcher = NULL; |
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604 } |
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605 |
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606 |
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607 // ----------------------------------------------------------------------------- |
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608 // CSlideshowPlugin::UnInitializeCenRep |
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609 // ----------------------------------------------------------------------------- |
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610 void CSlideshowPlugin::UnInitializeCenRep() |
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611 { |
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612 if (iSlideshowRepository) |
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613 { |
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614 delete iSlideshowRepository; |
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615 iSlideshowRepository = NULL; |
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616 } |
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617 } |
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618 |
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619 |
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620 // Starts the saver when screensaver starts |
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621 void CSlideshowPlugin::StartPlugin() |
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622 { |
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623 // Make sure we start from a clean slate |
|
624 iDrawCount = -1; |
|
625 |
|
626 // (Re-)load slideset. When done on every start this avoids |
|
627 // having to keep track of gallery changes and images on MMC. |
|
628 TRAP_IGNORE(LoadSlidesL()); |
|
629 |
|
630 if (iModel->NumberOfSlides() == 0) |
|
631 { |
|
632 iHost->RevertToDefaultSaver(); |
|
633 return; |
|
634 } |
|
635 |
|
636 iModel->PrepareNextSlide( |
|
637 (iSettings->iSlideshowType == KSlideshowTypeRandom), |
|
638 iDi.iRect.Size()); |
|
639 |
|
640 if (iHost) |
|
641 { |
|
642 // Start animating as per settings |
|
643 iHost->RequestTimeout(iSettings->iSlideshowTime); |
|
644 Lights(iSettings->iLightsTime); |
|
645 // let the draw method be called every 1 second till first image is available |
|
646 iHost->SetRefreshTimerValue(KRefreshInterval * KSecsToMicros); |
|
647 SetDisplayMode(); |
|
648 } |
|
649 } |
|
650 |
|
651 |
|
652 // Stops the plugin |
|
653 void CSlideshowPlugin::StopPlugin() |
|
654 { |
|
655 // Let go of pre-fetched images |
|
656 iModel->ReleaseNextSlide(); |
|
657 iTimerUpdated = EFalse; |
|
658 } |
|
659 |
|
660 |
|
661 // Draws centered slides |
|
662 void CSlideshowPlugin::DrawCentered(CWindowGc& aGc, CSlideshowSlide* aSlide) |
|
663 { |
|
664 CFbsBitmap* bitmap = aSlide->Image(); |
|
665 |
|
666 if (!bitmap) |
|
667 return; |
|
668 |
|
669 // Center the bitmap horizontally and vertically (crop off excess) |
|
670 TPoint pos; |
|
671 TRect rectToDraw; |
|
672 TSize sizeBmp = bitmap->SizeInPixels(); |
|
673 TInt screenWidth = iDi.iRect.Width(); |
|
674 TInt screenHeight = iDi.iRect.Height(); |
|
675 |
|
676 // Horizontally |
|
677 if (sizeBmp.iWidth <= screenWidth) |
|
678 { |
|
679 // Width fits on screen - center xpos |
|
680 pos.iX = (screenWidth - sizeBmp.iWidth) / 2; |
|
681 |
|
682 // Whole width of bmp can be drawn |
|
683 rectToDraw.SetWidth(sizeBmp.iWidth); |
|
684 } |
|
685 else |
|
686 { |
|
687 // Bmp wider than screen - xpos top left |
|
688 pos.iX = 0; |
|
689 |
|
690 // Adjust draw rect position and width |
|
691 rectToDraw.iTl.iX = (sizeBmp.iWidth - screenWidth) / 2; |
|
692 rectToDraw.SetWidth(screenWidth); |
|
693 } |
|
694 |
|
695 // Vertically |
|
696 if (sizeBmp.iHeight <= screenHeight) |
|
697 { |
|
698 // Height fits on screen - center ypos |
|
699 pos.iY = (screenHeight - sizeBmp.iHeight) / 2; |
|
700 |
|
701 // Whole height of bmp can be drawn |
|
702 rectToDraw.SetHeight(sizeBmp.iHeight); |
|
703 } |
|
704 else |
|
705 { |
|
706 // Bmp higher than screen - ypos top left |
|
707 pos.iY = 0; |
|
708 |
|
709 // Adjust draw rect position and height |
|
710 rectToDraw.iTl.iY = (sizeBmp.iHeight - screenHeight) / 2; |
|
711 rectToDraw.SetHeight(screenHeight); |
|
712 } |
|
713 |
|
714 // Do the drawing |
|
715 aGc.BitBlt(pos, bitmap, rectToDraw); |
|
716 } |
|
717 |
|
718 |
|
719 // Loads the slides into the model |
|
720 void CSlideshowPlugin::LoadSlidesL() |
|
721 { |
|
722 SSPLOGGER_ENTERFN("LoadSlidesL()"); |
|
723 |
|
724 // Based on settings, load predefined set or random slides |
|
725 if (iSettings->iSlideshowType == KSlideshowTypeRandom) |
|
726 { |
|
727 LoadRandomSlidesL(); |
|
728 } |
|
729 else |
|
730 { |
|
731 LoadSlideSetL(); |
|
732 } |
|
733 |
|
734 SSPLOGGER_LEAVEFN("LoadSlidesL()"); |
|
735 } |
|
736 |
|
737 |
|
738 // Load filenames from settings file stored in skin server directory |
|
739 void CSlideshowPlugin::LoadSlideSetL() |
|
740 { |
|
741 SSPLOGGER_ENTERFN("LoadSlideSetL()"); |
|
742 |
|
743 // Start by getting rid of possibly loaded slides |
|
744 iModel->DeleteAll(); |
|
745 |
|
746 // Connect to skin server. |
|
747 RAknsSrvSession skinSrv; |
|
748 TInt error = skinSrv.Connect(); |
|
749 User::LeaveIfError(error); |
|
750 CleanupClosePushL(skinSrv); |
|
751 |
|
752 // Open images file |
|
753 TInt fileSrvHandle; |
|
754 TInt fileHandle; |
|
755 fileSrvHandle = skinSrv.OpenImageInifile(EAknsSrvInifileSSSS, fileHandle); |
|
756 |
|
757 // Adopt the handle to our process |
|
758 RFile imgFile; |
|
759 error = imgFile.AdoptFromServer(fileSrvHandle, fileHandle); |
|
760 User::LeaveIfError(error); |
|
761 CleanupClosePushL(imgFile); |
|
762 |
|
763 // Read image filenames from file (as text) |
|
764 TFileText textFile; |
|
765 textFile.Set(imgFile); |
|
766 textFile.Seek(ESeekStart); |
|
767 |
|
768 // Read until EOF |
|
769 TInt count = 0; |
|
770 TFileName fileName; |
|
771 while (textFile.Read(fileName) == KErrNone) |
|
772 { |
|
773 // Check that the file exists. If not, it is still OK, if it is |
|
774 // on the memory card - it may show up later. Omit files from other |
|
775 // drives that do not exist at the time of loading |
|
776 TBool exists = BaflUtils::FileExists(iEikEnv->FsSession(), fileName); |
|
777 TBool isOnMC = SlideshowUtil::IsOnMC(fileName); |
|
778 |
|
779 if (!exists) // && (!isOnMC)) |
|
780 { |
|
781 // Do not add nonexisting files // from other than memory card |
|
782 continue; |
|
783 } |
|
784 #if 0 |
|
785 // Check that the file's DRM rights allow it to be displayed (if not |
|
786 // missing because not on MMC |
|
787 if (!SlideshowUtil::DRMCheck(fileName)) |
|
788 { |
|
789 // No point in adding files that cannot be displayed anyway |
|
790 continue; |
|
791 } |
|
792 #endif |
|
793 // Create a slide with the filename and store it in the model |
|
794 CSlideshowSlide* pSlide = CSlideshowSlide::NewL(fileName, isOnMC); |
|
795 CleanupStack::PushL(pSlide); |
|
796 iModel->AppendSlideL(pSlide); |
|
797 CleanupStack::Pop(pSlide); |
|
798 |
|
799 SSPLOGGER_WRITEF(_L("SSP: Slide %d added, file: %S"), count, &fileName); |
|
800 count++; |
|
801 } |
|
802 |
|
803 CleanupStack::PopAndDestroy(2); // imgFile, skinSrv |
|
804 |
|
805 SSPLOGGER_LEAVEFN("LoadSlideSetL()"); |
|
806 } |
|
807 |
|
808 |
|
809 // Load filenames from CLF |
|
810 void CSlideshowPlugin::LoadRandomSlidesL() |
|
811 { |
|
812 SSPLOGGER_ENTERFN("LoadRandomSlidesL()"); |
|
813 |
|
814 // No need to do anything, if model hasn't become |
|
815 // outdated since last loading |
|
816 if (iCLFModelUpToDate) |
|
817 { |
|
818 return; |
|
819 } |
|
820 |
|
821 // Start by getting rid of possibly loaded slides |
|
822 iModel->DeleteAll(); |
|
823 |
|
824 // Make sure CLF is ready |
|
825 ConnectToCLFL(); |
|
826 |
|
827 // Refresh CLF model |
|
828 iCLFError = KErrNone; |
|
829 iCLFModel->RefreshL(); |
|
830 |
|
831 // Wait for refresh to complete before continuing |
|
832 WaitForCLF(); |
|
833 |
|
834 // On error bail out |
|
835 if (iCLFError != KErrNone) |
|
836 { |
|
837 SSPLOGGER_WRITEF(_L("SSP: CLF refresh error %d"), iCLFError); |
|
838 return; |
|
839 } |
|
840 |
|
841 // Model is up to date |
|
842 iCLFModelUpToDate = ETrue; |
|
843 |
|
844 // CLF model should now contain the image files in Gallery, proceed to |
|
845 // load into our model |
|
846 TInt nItems = iCLFModel->ItemCount(); |
|
847 |
|
848 // Loop through, add filenames |
|
849 TInt count = 0; |
|
850 for (TInt i = 0; i < nItems; i++) |
|
851 { |
|
852 // TFileName fileName; |
|
853 TPtrC fileName; |
|
854 TInt error = KErrNone; |
|
855 |
|
856 const MCLFItem& item = iCLFModel->Item(i); |
|
857 |
|
858 error = item.GetField(ECLFFieldIdFileNameAndPath, fileName); |
|
859 |
|
860 // If OK, add to model |
|
861 if (error == KErrNone) |
|
862 { |
|
863 // Check that the file exists. If not, it is still OK, if it is |
|
864 // on the memory card - it may show up later. Omit files from other |
|
865 // drives that do not exist at the time of loading |
|
866 // TODO: Can be removed, as slides are loaded on every start |
|
867 TBool exists = BaflUtils::FileExists(iEikEnv->FsSession(), fileName); |
|
868 TBool isOnMC = SlideshowUtil::IsOnMC(fileName); |
|
869 |
|
870 if (!exists) // && (!isOnMC)) |
|
871 { |
|
872 // Do not add nonexisting files from other than memory card |
|
873 continue; |
|
874 } |
|
875 #if 0 |
|
876 // Check that the file's DRM rights allow it to be displayed (if not |
|
877 // missing because not on MMC |
|
878 if (!SlideshowUtil::DRMCheck(fileName)) |
|
879 { |
|
880 // No point in adding files that cannot be displayed anyway |
|
881 continue; |
|
882 } |
|
883 #endif |
|
884 // Create a slide with the filename and store it in the model |
|
885 CSlideshowSlide* pSlide = CSlideshowSlide::NewL(fileName, isOnMC); |
|
886 CleanupStack::PushL(pSlide); |
|
887 iModel->AppendSlideL(pSlide); |
|
888 CleanupStack::Pop(pSlide); |
|
889 |
|
890 SSPLOGGER_WRITEF(_L("SSP: Slide %d added, file: %S"), count, &fileName); |
|
891 count++; |
|
892 } |
|
893 } |
|
894 |
|
895 SSPLOGGER_LEAVEFN("LoadRandomSlidesL()"); |
|
896 } |
|
897 |
|
898 |
|
899 // Requests display mode from host |
|
900 void CSlideshowPlugin::SetDisplayMode() |
|
901 { |
|
902 if (!iHost) |
|
903 { |
|
904 return; |
|
905 } |
|
906 |
|
907 // Exit partial mode |
|
908 iHost->ExitPartialMode(); |
|
909 } |
|
910 |
|
911 |
|
912 // Requests lights |
|
913 void CSlideshowPlugin::Lights(TInt aSecs) |
|
914 { |
|
915 // Request nothing, if no time set (don't force lights off) |
|
916 if ((iHost) && (aSecs > 0)) |
|
917 { |
|
918 SSPLOGGER_WRITEF(_L("SSP: Request lights for %d secs"), aSecs); |
|
919 iHost->RequestLights(aSecs); |
|
920 } |
|
921 } |
|
922 |
|
923 |
|
924 // Configure the plugin |
|
925 void CSlideshowPlugin::ConfigureL(TAny* /* aParam */) |
|
926 { |
|
927 // Look for screensaver slideset setting interface |
|
928 RImplInfoPtrArray array; |
|
929 const TUid slidesetInterface = { 0x102823AD }; |
|
930 const TUid slidesetImplUidScreensaver = { 0x102823AF }; |
|
931 const TEComResolverParams emptyParams; |
|
932 |
|
933 REComSession::ListImplementationsL( |
|
934 slidesetInterface, |
|
935 emptyParams, |
|
936 KRomOnlyResolverUid, |
|
937 array); |
|
938 CleanupResetAndDestroyPushL(array); |
|
939 |
|
940 // Loop through implementations and look for screensaver |
|
941 // slideset implementation (this is not really completely |
|
942 // necessary, because we already know the implementation UID, |
|
943 // but we want to be sure it's there, and on ROM only |
|
944 TInt nCount = array.Count(); |
|
945 TUid implUid; |
|
946 |
|
947 for (TInt i = 0; i < nCount; i++) |
|
948 { |
|
949 CImplementationInformation* info = array[i]; |
|
950 |
|
951 if (info->ImplementationUid() == slidesetImplUidScreensaver) |
|
952 { |
|
953 // Found |
|
954 implUid = info->ImplementationUid(); |
|
955 break; |
|
956 } |
|
957 } |
|
958 |
|
959 // Did we get it? |
|
960 if (implUid != slidesetImplUidScreensaver) |
|
961 { |
|
962 User::Leave(KErrNotFound); |
|
963 } |
|
964 |
|
965 // Instantiate the interface |
|
966 CPslnSlidesetDialogInterface* plugin = |
|
967 CPslnSlidesetDialogInterface::NewL(implUid); |
|
968 |
|
969 TInt dlgRet = KErrNone; |
|
970 if (plugin) |
|
971 { |
|
972 dlgRet = plugin->ExecuteDialogLD(); |
|
973 } |
|
974 |
|
975 // Cleanup |
|
976 array.ResetAndDestroy(); |
|
977 CleanupStack::PopAndDestroy(); // array |
|
978 |
|
979 User::LeaveIfError(dlgRet); |
|
980 } |
|
981 |
|
982 |
|
983 // Updates the saved information about display |
|
984 void CSlideshowPlugin::UpdateDisplayInfo() |
|
985 { |
|
986 iDi.iSize = sizeof(TScreensaverDisplayInfo); |
|
987 iHost->DisplayInfo(&iDi); |
|
988 } |
|
989 |
|
990 |
|
991 // Flushes pending draws |
|
992 void CSlideshowPlugin::FlushDrawBuffer() |
|
993 { |
|
994 iEikEnv->WsSession().Flush(); |
|
995 } |
|
996 |
|
997 |
|
998 // ----------------------------------------------------------------------------- |
|
999 // CSlideshowPlugin::SettingsChanged |
|
1000 // Called when Themes reports a settings change through P & S |
|
1001 // ----------------------------------------------------------------------------- |
|
1002 TInt CSlideshowPlugin::SettingsChanged() |
|
1003 { |
|
1004 // If current key value is nonzero, it means the settings |
|
1005 // have just changed, otherwise, no action necessary |
|
1006 TInt value = 0; |
|
1007 iSettingsChangedProperty.Get(value); |
|
1008 |
|
1009 if (value == EScreenSaverPluginSettingsChanged) |
|
1010 { |
|
1011 #if 0 |
|
1012 // Slide file has changed - re-load images |
|
1013 TRAP_IGNORE(LoadSlidesL()); |
|
1014 // Pre-fetch the fist image to be drawn |
|
1015 iModel->PrepareNextSlide( |
|
1016 (iSettings->iSlideshowType == KSlideshowTypeRandom), |
|
1017 iDi.iRect.Size()); |
|
1018 #endif |
|
1019 iSettingsChangedProperty.Set(EScreenSaverPluginSettingsNoChange); |
|
1020 } |
|
1021 |
|
1022 return KErrNone; |
|
1023 } |
|
1024 |
|
1025 |
|
1026 // ----------------------------------------------------------------------------- |
|
1027 // CSlideshowPlugin::ConnectToCLFL |
|
1028 // Connects to Content Listing Framework. Can be called many times, |
|
1029 // connects only once |
|
1030 // ----------------------------------------------------------------------------- |
|
1031 void CSlideshowPlugin::ConnectToCLFL() |
|
1032 { |
|
1033 if (!iCLFEngine) |
|
1034 { |
|
1035 iCLFEngine = ContentListingFactory::NewContentListingEngineLC(); |
|
1036 CleanupStack::Pop(); // LC |
|
1037 } |
|
1038 |
|
1039 if (!iCLFModel) |
|
1040 { |
|
1041 iCLFModel = iCLFEngine->CreateListModelLC(*this); |
|
1042 CleanupStack::Pop(); // LC |
|
1043 } |
|
1044 |
|
1045 // Set image types to model |
|
1046 RArray<TInt> typeArray; |
|
1047 CleanupClosePushL(typeArray); |
|
1048 typeArray.AppendL(ECLFMediaTypeImage); |
|
1049 iCLFModel->SetWantedMediaTypesL(typeArray.Array()); |
|
1050 CleanupStack::PopAndDestroy(&typeArray); |
|
1051 } |
|
1052 |
|
1053 |
|
1054 // Begins wait for CLF |
|
1055 void CSlideshowPlugin::WaitForCLF() |
|
1056 { |
|
1057 if (iWaitActive) |
|
1058 { |
|
1059 return; |
|
1060 } |
|
1061 else |
|
1062 { |
|
1063 iWaitActive = ETrue; |
|
1064 iWaiter.Start(); |
|
1065 } |
|
1066 } |
|
1067 |
|
1068 |
|
1069 // Ends wait for CLF |
|
1070 void CSlideshowPlugin::EndWaitForCLF() |
|
1071 { |
|
1072 if (!iWaitActive) |
|
1073 { |
|
1074 return; |
|
1075 } |
|
1076 else |
|
1077 { |
|
1078 iWaiter.AsyncStop(); |
|
1079 iWaitActive = EFalse; |
|
1080 } |
|
1081 } |
|
1082 |
|
1083 // End Of file. |