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1 /* |
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2 * =========================================================================== |
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3 * Name : hgfswengine.cpp |
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4 * Part of : Huriganes / Fast Swap Server |
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5 * Description : Task monitor engine |
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6 * Version : %version: sa1spcx1#37 % |
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7 * |
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8 * Copyright © 2008 Nokia Corporation. |
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9 * This material, including documentation and any related |
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10 * computer programs, is protected by copyright controlled by |
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11 * Nokia Corporation. All rights are reserved. Copying, |
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12 * including reproducing, storing, adapting or translating, any |
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13 * or all of this material requires the prior written consent of |
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14 * Nokia Corporation. This material also contains confidential |
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15 * information which may not be disclosed to others without the |
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16 * prior written consent of Nokia Corporation. |
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17 * =========================================================================== |
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18 */ |
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19 |
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20 #include "hgfswengine.h" |
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21 #include "hgfsalwaysshownapplist.h" |
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22 #include "hgfshiddenapplist.h" |
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23 #include "hgfswidgetlist.h" |
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24 #include "hgfswiconcache.h" |
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25 #include "hgpreviewprovider.h" |
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26 #include "hgfswclient.h" |
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27 #include <apgtask.h> |
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28 #include <AknDef.h> |
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29 #include <apgwgnam.h> |
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30 #include <mmf/common/mmfcontrollerpluginresolver.h> // for CleanupResetAndDestroyPushL |
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31 #include <featmgr.h> |
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32 #include <swi/swispubsubdefs.h> |
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33 |
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34 #include "enginelogging.h" |
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35 |
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36 // time to wait before refreshing content |
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37 const TInt KContentRefreshDelay = 500000; // 0.5 sec |
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38 |
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39 // for screenshots, they are scaled down to (screensize/this_factor). |
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40 const TInt KScreenSizeFactor = 2; |
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41 |
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42 // format to get a lowercase hex string prefixed with 0x |
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43 _LIT( KHexFmt, "0x%x" ); |
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44 |
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45 // -------------------------------------------------------------------------- |
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46 // CHgFswEngine::NewL |
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47 // -------------------------------------------------------------------------- |
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48 // |
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49 EXPORT_C CHgFswEngine* CHgFswEngine::NewL( MHgFswEngineObserver& aObserver ) |
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50 { |
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51 CHgFswEngine* self = NewLC( aObserver ); |
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52 CleanupStack::Pop( self ); |
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53 return self; |
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54 } |
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55 |
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56 // -------------------------------------------------------------------------- |
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57 // CHgFswEngine::NewLC |
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58 // -------------------------------------------------------------------------- |
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59 // |
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60 EXPORT_C CHgFswEngine* CHgFswEngine::NewLC( MHgFswEngineObserver& aObserver ) |
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61 { |
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62 CHgFswEngine* self = new ( ELeave ) CHgFswEngine( aObserver ); |
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63 CleanupStack::PushL( self ); |
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64 self->ConstructL(); |
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65 return self; |
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66 } |
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67 |
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68 // -------------------------------------------------------------------------- |
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69 // CHgFswEngine::CHgFswEngine |
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70 // -------------------------------------------------------------------------- |
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71 // |
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72 CHgFswEngine::CHgFswEngine( MHgFswEngineObserver& aObserver ) |
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73 : CActive( EPriorityStandard ), iObserver( aObserver ) |
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74 { |
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75 CActiveScheduler::Add( this ); |
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76 } |
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77 |
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78 // -------------------------------------------------------------------------- |
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79 // CHgFswEngine::ConstructL |
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80 // -------------------------------------------------------------------------- |
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81 // |
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82 void CHgFswEngine::ConstructL() |
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83 { |
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84 iEnv = CEikonEnv::Static(); |
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85 |
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86 User::LeaveIfError( iWsSession.Connect() ); |
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87 User::LeaveIfError( iAppArcSession.Connect() ); |
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88 |
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89 iHiddenAppList = CHgFsHiddenAppList::NewL( *this ); |
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90 iAlwaysShownAppList = CHgFsAlwaysShownAppList::NewL(); |
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91 |
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92 iWidgetsSupported = FeatureManager::FeatureSupported( KFeatureIdWebWidgets ); |
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93 if ( iWidgetsSupported ) |
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94 { |
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95 iWidgetList = CHgFsWidgetList::NewL(); |
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96 } |
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97 |
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98 // create app icon retriever instance |
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99 iAppIcons = CHgFswIconCache::NewL(); |
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100 |
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101 // get an initial list of tasks |
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102 iAppDataRefreshNeeded = ETrue; |
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103 CollectTasksL(); |
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104 |
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105 // listen for app screenshots |
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106 iPreviewProvider = CHgFastSwapPreviewProvider::NewL( *this ); |
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107 SetPreviewParams(); |
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108 UpdatePreviewContent(); |
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109 |
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110 iUpdateStarter = CPeriodic::NewL( CActive::EPriorityStandard ); |
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111 |
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112 // start listening for swi ps property |
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113 if ( iSwiProp.Attach( KUidSystemCategory, |
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114 Swi::KUidSoftwareInstallKey ) == KErrNone ) |
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115 { |
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116 iSwiProp.Subscribe( iStatus ); |
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117 SetActive(); |
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118 } |
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119 } |
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120 |
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121 // -------------------------------------------------------------------------- |
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122 // CHgFswEngine::~CHgFswEngine |
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123 // -------------------------------------------------------------------------- |
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124 // |
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125 CHgFswEngine::~CHgFswEngine() |
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126 { |
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127 Cancel(); |
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128 iSwiProp.Close(); |
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129 |
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130 delete iUpdateStarter; |
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131 delete iPreviewProvider; |
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132 |
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133 // delete the bitmaps as the hash map cannot do that |
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134 THashMapIter<TInt, CFbsBitmap*> iter( iScreenshots ); |
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135 while ( const TInt* key = iter.NextKey() ) |
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136 { |
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137 CFbsBitmap** value = iter.CurrentValue(); |
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138 delete *value; |
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139 } |
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140 iScreenshots.Close(); |
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141 delete iAppIcons; |
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142 |
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143 iData.ResetAndDestroy(); |
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144 iWgIds.Close(); |
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145 |
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146 delete iHiddenAppList; |
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147 delete iAlwaysShownAppList; |
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148 delete iWidgetList; |
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149 iAppArcSession.Close(); |
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150 iWsSession.Close(); |
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151 |
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152 // delete iContextUtility; |
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153 } |
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154 |
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155 // -------------------------------------------------------------------------- |
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156 // CHgFswEngine::FswDataL |
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157 // -------------------------------------------------------------------------- |
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158 // |
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159 EXPORT_C const RHgFswArray& CHgFswEngine::FswDataL() |
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160 { |
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161 HGLOG_CONTEXT( FswDataL, HGLOG_LOCAL ); |
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162 HGLOG1_IN( "dirty flag = %d", iTaskListDirty ); |
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163 |
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164 // check the dirty flag and refresh if needed |
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165 if ( iTaskListDirty ) |
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166 { |
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167 CollectTasksL(); |
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168 // dirty flag is cleared in the above call |
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169 } |
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170 |
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171 // Get app icon for entries without screenshot, |
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172 // do this only here as the app icon is not needed in case a screenshot |
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173 // is already available. |
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174 for ( TInt i = 0, ie = iData.Count(); i != ie; ++i ) |
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175 { |
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176 if ( !iData[i]->ScreenshotHandle() ) |
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177 { |
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178 CFbsBitmap* bmp; |
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179 CFbsBitmap* mask; |
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180 TUid appUid = iData[i]->AppUid(); |
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181 // this will leave with -46 in case of widgets if we do not have AllFiles cap |
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182 TRAPD( err, iAppIcons->GetIconL( appUid, bmp, mask ) ); |
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183 if ( err == KErrNone && bmp ) |
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184 { |
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185 iData[i]->SetAppIconHandles( bmp->Handle(), |
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186 mask ? mask->Handle() : 0 ); |
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187 } |
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188 else |
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189 { |
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190 iAppIcons->DefaultIcon( bmp, mask ); |
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191 iData[i]->SetAppIconHandles( bmp->Handle(), |
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192 mask ? mask->Handle() : 0 ); |
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193 } |
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194 } |
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195 } |
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196 |
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197 HGLOG_OUT(); |
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198 return iData; |
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199 } |
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200 |
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201 // -------------------------------------------------------------------------- |
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202 // CHgFswEngine::CloseAppL |
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203 // -------------------------------------------------------------------------- |
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204 // |
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205 EXPORT_C void CHgFswEngine::CloseAppL( TInt aWgId ) |
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206 { |
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207 HGLOG_CONTEXT( CloseAppL, HGLOG_LOCAL ); |
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208 HGLOG1_IN( "aWgId = %d", aWgId ); |
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209 |
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210 if ( iWidgetsSupported && aWgId < 0 && iWidgetAppUiWgId ) |
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211 { |
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212 // for widgets clients see a wgid that is -1*(index+1) |
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213 const RWidgetInfoArray& arr( iWidgetList->RunningWidgets() ); |
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214 // convert aWgId to an index in the list of running widgets |
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215 TInt idx = -aWgId - 1; |
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216 // if index is valid then handle the widget specially |
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217 if ( idx >= 0 && idx < arr.Count() ) |
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218 { |
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219 TWsEvent event; |
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220 event.SetType( EEventUser ); |
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221 TUint8* eventData = event.EventData(); |
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222 // Fill bits 0-31 with widget application uid. |
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223 reinterpret_cast<TUint32&>( *eventData ) = KWidgetAppUidValue; |
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224 eventData += sizeof( TUint32 ); |
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225 // Fill bits 32-63 with uid of the widget that should be closed. |
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226 reinterpret_cast<TUint32&>( *eventData ) = arr[idx]->iUid.iUid; |
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227 // Send the event to Widget AppUi. |
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228 iEnv->WsSession().SendEventToWindowGroup( |
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229 iWidgetAppUiWgId, event ); |
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230 // closing a widget may not cause a window group change so trigger |
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231 // the update manually |
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232 UpdateTaskList(); |
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233 HGLOG0_OUT( "widget processing finished" ); |
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234 return; |
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235 } |
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236 } |
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237 |
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238 TUid appUid = AppUidForWgIdL( aWgId ); |
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239 if ( !iAlwaysShownAppList->IsAlwaysShownApp( appUid ) ) |
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240 { |
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241 // send window group event to kill the app |
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242 TWsEvent event; |
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243 event.SetTimeNow(); |
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244 event.SetType( KAknShutOrHideApp ); |
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245 iEnv->WsSession().SendEventToWindowGroup( aWgId, event ); |
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246 HGLOG0( HGLOG_INFO, "event sent to wg" ); |
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247 } |
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248 |
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249 HGLOG_OUT(); |
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250 } |
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251 |
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252 // -------------------------------------------------------------------------- |
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253 // CHgFswEngine::SwitchToAppL |
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254 // -------------------------------------------------------------------------- |
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255 // |
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256 EXPORT_C void CHgFswEngine::SwitchToAppL( TInt aWgId ) |
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257 { |
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258 HGLOG_CONTEXT( SwitchToAppL, HGLOG_LOCAL ); |
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259 HGLOG1_IN( "aWgId = %d", aWgId ); |
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260 |
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261 if ( iWidgetsSupported && aWgId < 0 ) |
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262 { |
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263 // for widgets clients see a wgid that is -1*(index+1) |
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264 const RWidgetInfoArray& arr( iWidgetList->RunningWidgets() ); |
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265 // convert aWgId to an index in the list of running widgets |
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266 TInt idx = -aWgId - 1; |
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267 // if index is valid then handle the widget specially |
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268 if ( idx >= 0 && idx < arr.Count() ) |
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269 { |
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270 SwitchToWidgetL( idx ); |
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271 HGLOG1_OUT( "switched to widget %d", idx ); |
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272 return; |
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273 } |
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274 } |
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275 |
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276 TApaTask task( iEnv->WsSession() ); |
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277 task.SetWgId( aWgId ); |
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278 task.BringToForeground(); |
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279 |
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280 HGLOG_OUT(); |
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281 } |
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282 |
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283 // -------------------------------------------------------------------------- |
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284 // CHgFswEngine::SwitchToWidgetL |
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285 // -------------------------------------------------------------------------- |
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286 // |
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287 void CHgFswEngine::SwitchToWidgetL( TInt aWidgetIndex ) |
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288 { |
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289 const RWidgetInfoArray& arr( iWidgetList->RunningWidgets() ); |
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290 RApaLsSession ls; |
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291 User::LeaveIfError( ls.Connect() ); |
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292 CleanupClosePushL( ls ); |
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293 CApaCommandLine* cmdLine = CApaCommandLine::NewLC(); |
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294 cmdLine->SetCommandL( EApaCommandRun ); |
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295 TApaAppInfo info; |
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296 iAppArcSession.GetAppInfo( info, arr[aWidgetIndex]->iUid ); // codescanner::accessArrayElementWithoutCheck2 (aWidgetIndex checked in SwitchToAppL()) |
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297 cmdLine->SetExecutableNameL( info.iFullName ); |
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298 ls.StartApp( *cmdLine ); |
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299 CleanupStack::PopAndDestroy( 2, &ls ); |
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300 } |
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301 |
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302 // -------------------------------------------------------------------------- |
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303 // CHgFswEngine::UpdateTaskList |
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304 // Callback from appui |
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305 // -------------------------------------------------------------------------- |
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306 // |
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307 void CHgFswEngine::UpdateTaskList() |
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308 { |
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309 HGLOG_CONTEXT( UpdateTaskList, HGLOG_LOCAL ); |
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310 HGLOG_IN(); |
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311 |
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312 // If no clients are subscribed for fsw content change notifications |
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313 // then there is no need to waste time with rebuilding the task list, |
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314 // just set the dirty flag. |
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315 TInt listenerCount = iObserver.FswDataListenerCount(); |
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316 HGLOG1( HGLOG_INFO, "listener count = %d", listenerCount ); |
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317 if ( listenerCount > 0 ) |
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318 { |
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319 // There can be many calls in a row, use a timer to prevent degrading |
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320 // device performance. |
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321 if ( !iUpdateStarter->IsActive() ) |
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322 { |
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323 iUpdateStarter->Start( KContentRefreshDelay, 0, |
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324 TCallBack( UpdateStarterCallback, this ) ); |
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325 } |
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326 } |
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327 else |
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328 { |
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329 iTaskListDirty = ETrue; |
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330 } |
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331 |
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332 // screenshot taking support - call Register and Unregister when needed |
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333 UpdatePreviewContent(); |
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334 |
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335 // get the foreground app uid and publish it to CFW if different than before |
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336 TRAP_IGNORE( PublishFgAppUidL() ); |
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337 |
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338 HGLOG_OUT(); |
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339 } |
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340 |
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341 // -------------------------------------------------------------------------- |
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342 // CHgFswEngine::ForegroundAppUidL |
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343 // -------------------------------------------------------------------------- |
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344 // |
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345 EXPORT_C TUid CHgFswEngine::ForegroundAppUidL( TInt aType ) |
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346 { |
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347 // Do not use GetFocusWindowGroup or others. |
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348 // We want to see only "real" application uids in FgApp, |
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349 // i.e. stuff that would also be shown in the task swapper |
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350 // area of Teleport. |
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351 |
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352 TUid result = KNullUid; |
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353 RArray<RWsSession::TWindowGroupChainInfo> allWgIds; |
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354 CleanupClosePushL( allWgIds ); |
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355 User::LeaveIfError( iWsSession.WindowGroupList( 0, &allWgIds ) ); |
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356 TInt count = allWgIds.Count(); |
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357 for ( TInt i = 0; i < count; ++i ) |
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358 { |
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359 // Depending on aType we may not need to bother with iParentId here. |
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360 // If aType == EUseEmbeddedUid => embedded apps are treated as others. |
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361 // If aType == EUseStandaloneUid => embedded apps must be ignored. |
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362 if ( allWgIds[i].iParentId > 0 |
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363 && aType == CHgFswClient::EUseStandaloneUid ) |
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364 { |
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365 continue; |
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366 } |
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367 |
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368 CApaWindowGroupName* wgn = CApaWindowGroupName::NewLC( |
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369 iWsSession, allWgIds[i].iId ); |
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370 TUid newUid = wgn->AppUid(); |
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371 TBool hidden = wgn->Hidden() || iHiddenAppList->IsHiddenL( |
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372 newUid, iWsSession, allWgIds[i].iId ); |
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373 CleanupStack::PopAndDestroy( wgn ); |
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374 |
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375 if ( !hidden && newUid.iUid ) |
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376 { |
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377 result = newUid; |
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378 break; |
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379 } |
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380 } |
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381 CleanupStack::PopAndDestroy( &allWgIds ); |
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382 |
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383 return result; |
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384 } |
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385 |
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386 // -------------------------------------------------------------------------- |
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387 // CHgFswEngine::PublishFgAppUidL |
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388 // -------------------------------------------------------------------------- |
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389 // |
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390 void CHgFswEngine::PublishFgAppUidL() |
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391 { |
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392 HGLOG_CONTEXT( PublishFgAppUidL, HGLOG_LOCAL ); |
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393 HGLOG_IN(); |
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394 |
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395 TUid newUid = ForegroundAppUidL( CHgFswClient::EUseEmbeddedUid ); |
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396 HGLOG2( HGLOG_INFO, "ws says: %x we have: %x", newUid.iUid, iFgAppUid.iUid ); |
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397 if ( iFgAppUid != newUid && newUid.iUid ) |
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398 { |
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399 iFgAppUid = newUid; |
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400 iFgAppUidStr.Format( KHexFmt, iFgAppUid.iUid ); |
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401 //PublishContextL( KHgCFTypeFgApp, iFgAppUidStr ); |
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402 } |
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403 |
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404 HGLOG_OUT(); |
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405 } |
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406 |
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407 // -------------------------------------------------------------------------- |
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408 // CHgFswEngine::PublishContextL |
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409 // -------------------------------------------------------------------------- |
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410 // |
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411 //void CHgFswEngine::PublishContextL( const TDesC& aType, const TDesC& aValue ) |
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412 // { |
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413 // HGLOG_CONTEXT( PublishContextL, HGLOG_LOCAL ); |
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414 // HGLOG2_IN( "%S: %S", &aType, &aValue ); |
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415 // if ( !iContextUtility ) |
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416 // { |
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417 // iContextUtility = CHgContextUtility::NewL(); |
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418 // iContextUtility->AllowPublishFromBackground( ETrue ); |
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419 // } |
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420 // iContextUtility->PublishContextL( aType, aValue ); |
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421 // HGLOG_OUT(); |
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422 // } |
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423 |
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424 // -------------------------------------------------------------------------- |
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425 // CHgFswEngine::UpdateStarterCallback |
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426 // Callback for the timer |
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427 // -------------------------------------------------------------------------- |
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428 // |
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429 TInt CHgFswEngine::UpdateStarterCallback( TAny* aParam ) |
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430 { |
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431 CHgFswEngine* self = static_cast<CHgFswEngine*>( aParam ); |
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432 self->iUpdateStarter->Cancel(); |
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433 // get list of tasks and notify observer if there is a change in the list |
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434 TBool changed = EFalse; |
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435 TRAPD( err, changed = self->CollectTasksL() ); |
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436 if ( err == KErrNone && changed ) |
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437 { |
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438 self->iObserver.FswDataChanged(); |
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439 } |
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440 return 0; |
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441 } |
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442 |
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443 // -------------------------------------------------------------------------- |
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444 // CHgFswEngine::CollectTasksL |
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445 // -------------------------------------------------------------------------- |
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446 // |
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447 TBool CHgFswEngine::CollectTasksL() |
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448 { |
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449 HGLOG_CONTEXT( CollectTasksL, HGLOG_LOCAL ); |
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450 HGLOG_IN(); |
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451 |
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452 // clear dirty flag |
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453 iTaskListDirty = EFalse; |
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454 |
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455 TBool changed = EFalse; |
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456 RHgFswArray newList; |
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457 CleanupResetAndDestroyPushL( newList ); |
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458 |
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459 // update app data if needed |
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460 // (usually on startup and when new apps might have been installed) |
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461 if ( iAppDataRefreshNeeded ) |
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462 { |
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463 HGLOG0( HGLOG_INFO, "refreshing app data" ); |
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464 iAppArcSession.GetAllApps(); |
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465 iAlwaysShownAppList->InitializeAlwaysShownListL(); |
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466 iAppDataRefreshNeeded = EFalse; |
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467 } |
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468 |
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469 // get all window groups |
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470 RArray<RWsSession::TWindowGroupChainInfo> allWgIds; |
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471 CleanupClosePushL( allWgIds ); |
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472 User::LeaveIfError( iWsSession.WindowGroupList( 0, &allWgIds ) ); |
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473 TInt count = allWgIds.Count(); |
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474 |
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475 for ( TInt i = 0; i < count; ++i ) |
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476 { |
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477 // ignore uninteresting entries (e.g. embedded apps) |
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478 if ( allWgIds[i].iParentId > 0 ) |
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479 { |
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480 continue; |
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481 } |
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482 |
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483 // get window group name |
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484 TInt wgId = allWgIds[i].iId; |
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485 CApaWindowGroupName* windowName = |
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486 CApaWindowGroupName::NewLC( iWsSession, wgId ); |
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487 TUid appUid = windowName->AppUid(); |
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488 |
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489 // ignore entries with null uid |
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490 if ( !appUid.iUid ) |
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491 { |
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492 CleanupStack::PopAndDestroy( windowName ); |
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493 continue; |
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494 } |
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495 |
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496 // will append the task to our own list only if it is not hidden |
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497 TBool onHiddenList = iHiddenAppList->IsHiddenL( |
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498 appUid, iWsSession, wgId ); |
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499 |
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500 // if this is the widget app then save wgid for later use |
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501 // and ignore it, but include running widgets instead |
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502 if ( iWidgetsSupported && appUid.iUid == KWidgetAppUidValue ) |
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503 { |
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504 iWidgetAppUiWgId = wgId; |
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505 onHiddenList = ETrue; |
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506 CheckWidgetsL( newList ); |
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507 } |
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508 |
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509 // get screen number (-1=console, 0=main screen, 1=cover ui) |
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510 TInt appScreen = 0; |
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511 TInt scrNumErr = iAppArcSession.GetDefaultScreenNumber( appScreen, appUid ); |
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512 |
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513 // check if it is on always-shown list |
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514 TBool mustShow = iAlwaysShownAppList->IsAlwaysShownApp( appUid ); |
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515 |
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516 #ifdef _DEBUG |
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517 const TDesC& captionDbg( windowName->Caption() ); |
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518 HGLOG4( HGLOG_INFO, "[%d] wgid=%d appuid=%x (%S)", i, wgId, |
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519 appUid.iUid, &captionDbg ); |
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520 HGLOG4( HGLOG_INFO, "hidden=%d onhiddenlist=%d mustshow=%d scrno=%d", |
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521 windowName->Hidden(), onHiddenList, mustShow, appScreen ); |
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522 #endif |
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523 |
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524 // add item to task list if it is always-shown OR it is not hidden |
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525 // and it is not on cover ui |
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526 if ( mustShow |
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527 || ( !onHiddenList |
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528 && !windowName->Hidden() |
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529 && ( appScreen == 0 || appScreen == -1 ) |
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530 && scrNumErr == KErrNone ) ) |
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531 { |
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532 if ( AddEntryL( wgId, appUid, windowName, newList, EFalse ) ) |
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533 { |
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534 changed = ETrue; |
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535 } |
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536 } |
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537 CleanupStack::PopAndDestroy( windowName ); |
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538 } |
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539 CleanupStack::PopAndDestroy( &allWgIds ); |
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540 |
|
541 // if counts for old and new lists do not match then there is a change for sure, |
|
542 // probably an app has been closed |
|
543 if ( iData.Count() != newList.Count() ) |
|
544 { |
|
545 changed = ETrue; |
|
546 } |
|
547 |
|
548 // move pointers from the temporary list into the real one |
|
549 iData.ResetAndDestroy(); |
|
550 TInt newListCount = newList.Count(); |
|
551 HGLOG1( HGLOG_INFO, "new list count = %d", newListCount ); |
|
552 for ( TInt i = 0; i < newListCount; ++i ) |
|
553 { |
|
554 HGLOG3( HGLOG_INFO, "[%d] %S wgid=%d", |
|
555 i, &newList[i]->AppName(), newList[i]->WgId() ); |
|
556 iData.AppendL( newList[i] ); |
|
557 newList[i] = 0; |
|
558 } |
|
559 CleanupStack::PopAndDestroy( &newList ); |
|
560 |
|
561 HGLOG1_OUT( "change flag = %d", changed ); |
|
562 return changed; |
|
563 } |
|
564 |
|
565 // -------------------------------------------------------------------------- |
|
566 // CHgFswEngine::AddEntryL |
|
567 // -------------------------------------------------------------------------- |
|
568 // |
|
569 TBool CHgFswEngine::AddEntryL( TInt aWgId, const TUid& aAppUid, |
|
570 CApaWindowGroupName* aWgName, RHgFswArray& aNewList, |
|
571 TBool aIsWidget ) |
|
572 { |
|
573 TBool changed = EFalse; |
|
574 CHgFswEntry* entry = CHgFswEntry::NewLC(); |
|
575 entry->SetWgId( aWgId ); |
|
576 entry->SetAppUid( aAppUid ); |
|
577 entry->SetWidget( aIsWidget ); |
|
578 |
|
579 // check if present in old list and if yes then take some of the old data |
|
580 TBool found = CheckIfExistsL( *entry, aAppUid, changed, aNewList ); |
|
581 |
|
582 // if not present previously then find out app name |
|
583 // and check if screenshot is already available |
|
584 if ( !found ) |
|
585 { |
|
586 // when adding a new entry to the list it is changed for sure |
|
587 changed = ETrue; |
|
588 HBufC* name = FindAppNameLC( aWgName, aAppUid, aWgId ); |
|
589 if ( name ) |
|
590 { |
|
591 entry->SetAppNameL( *name ); |
|
592 } |
|
593 CleanupStack::PopAndDestroy( name ); |
|
594 TInt h = LookupScreenshotHandle( aWgId ); |
|
595 if ( h ) |
|
596 { |
|
597 entry->SetScreenshotHandle( h ); |
|
598 } |
|
599 entry->SetAlwaysShown( iAlwaysShownAppList->IsAlwaysShownApp( aAppUid ) ); |
|
600 if ( aWgName ) |
|
601 { |
|
602 entry->SetSystemApp( aWgName->IsSystem() ); |
|
603 } |
|
604 } |
|
605 |
|
606 // add to new list, ownership is transferred |
|
607 aNewList.AppendL( entry ); |
|
608 CleanupStack::Pop( entry ); |
|
609 return changed; |
|
610 } |
|
611 |
|
612 // -------------------------------------------------------------------------- |
|
613 // CHgFswEngine::CheckIfExistsL |
|
614 // -------------------------------------------------------------------------- |
|
615 // |
|
616 TBool CHgFswEngine::CheckIfExistsL( CHgFswEntry& aEntry, |
|
617 const TUid& aAppUid, |
|
618 TBool& aChanged, |
|
619 RHgFswArray& aNewList ) |
|
620 { |
|
621 for ( TInt entryIdx = 0, oldCount = iData.Count(); |
|
622 entryIdx < oldCount; ++entryIdx ) |
|
623 { |
|
624 // Enough to check appuid, no need to bother with wgid as the |
|
625 // screenshot handle is up-to-date or will be updated later anyway. |
|
626 if ( iData[entryIdx]->AppUid() == aAppUid ) |
|
627 { |
|
628 // if positions do not match then the list is different than before |
|
629 if ( entryIdx != aNewList.Count() ) |
|
630 { |
|
631 aChanged = ETrue; |
|
632 } |
|
633 CHgFswEntry* oldEntry = iData[entryIdx]; |
|
634 aEntry.SetAppNameL( oldEntry->AppName() ); |
|
635 aEntry.SetScreenshotHandle( oldEntry->ScreenshotHandle() ); |
|
636 aEntry.SetAlwaysShown( oldEntry->AlwaysShown() ); |
|
637 aEntry.SetSystemApp( oldEntry->SystemApp() ); |
|
638 return ETrue; |
|
639 } |
|
640 } |
|
641 return EFalse; |
|
642 } |
|
643 |
|
644 // -------------------------------------------------------------------------- |
|
645 // CHgFswEngine::CheckWidgetsL |
|
646 // -------------------------------------------------------------------------- |
|
647 // |
|
648 void CHgFswEngine::CheckWidgetsL( RHgFswArray& aNewList ) |
|
649 { |
|
650 if ( iWidgetsSupported ) |
|
651 { |
|
652 iWidgetList->InitializeWidgetListL(); |
|
653 const RWidgetInfoArray& arr( iWidgetList->RunningWidgets() ); |
|
654 for ( TInt i = 0, ie = arr.Count(); i != ie; ++i ) |
|
655 { |
|
656 // wgid will be a special negative value |
|
657 // windowgroupname is not needed here so pass NULL |
|
658 AddEntryL( -(i+1), arr[i]->iUid, 0, aNewList, ETrue ); |
|
659 } |
|
660 } |
|
661 } |
|
662 |
|
663 // -------------------------------------------------------------------------- |
|
664 // CHgFswEngine::HiddenAppListUpdated |
|
665 // Callback from the hidden app list watcher |
|
666 // -------------------------------------------------------------------------- |
|
667 // |
|
668 void CHgFswEngine::HiddenAppListUpdated() |
|
669 { |
|
670 UpdateTaskList(); |
|
671 } |
|
672 |
|
673 // -------------------------------------------------------------------------- |
|
674 // CHgFswEngine::AppUidForWgIdL |
|
675 // -------------------------------------------------------------------------- |
|
676 // |
|
677 TUid CHgFswEngine::AppUidForWgIdL( TInt aWgId ) |
|
678 { |
|
679 CApaWindowGroupName* windowName = |
|
680 CApaWindowGroupName::NewLC( iWsSession, aWgId ); |
|
681 TUid appUid = windowName->AppUid(); |
|
682 CleanupStack::PopAndDestroy( windowName ); |
|
683 return appUid; |
|
684 } |
|
685 |
|
686 // -------------------------------------------------------------------------- |
|
687 // CHgFswEngine::FindParentWgId |
|
688 // -------------------------------------------------------------------------- |
|
689 // |
|
690 TInt CHgFswEngine::FindParentWgId( TInt aWgId ) |
|
691 { |
|
692 TInt parent( KErrNotFound ); |
|
693 RArray<RWsSession::TWindowGroupChainInfo> allWgIds; |
|
694 // Ask for window group list from RWsSession |
|
695 TInt error = iWsSession.WindowGroupList( 0, &allWgIds ); |
|
696 if ( !error ) |
|
697 { |
|
698 TInt count( allWgIds.Count() ); |
|
699 for ( TInt i( 0 ); i < count; i++ ) |
|
700 { |
|
701 RWsSession::TWindowGroupChainInfo info = allWgIds[i]; |
|
702 if ( info.iId == aWgId ) |
|
703 { |
|
704 parent = info.iParentId; |
|
705 break; |
|
706 } |
|
707 } |
|
708 } |
|
709 allWgIds.Close(); |
|
710 return parent; |
|
711 } |
|
712 |
|
713 // -------------------------------------------------------------------------- |
|
714 // CHgFswEngine::FindAppNameLC |
|
715 // -------------------------------------------------------------------------- |
|
716 // |
|
717 HBufC* CHgFswEngine::FindAppNameLC( CApaWindowGroupName* aWindowName, |
|
718 const TUid& aAppUid, |
|
719 TInt aWgId ) |
|
720 { |
|
721 //Retrieve the app name |
|
722 TApaAppInfo info; |
|
723 iAppArcSession.GetAppInfo( info, aAppUid ); |
|
724 TPtrC caption = info.iShortCaption; |
|
725 |
|
726 HBufC* tempName = 0; |
|
727 if ( !caption.Length() && aWindowName ) // if not set - use thread name instead |
|
728 { |
|
729 if ( aWindowName->Caption().Length() ) |
|
730 { |
|
731 tempName = aWindowName->Caption().AllocL(); |
|
732 //put on cleanupstack after the if |
|
733 } |
|
734 else |
|
735 { |
|
736 TThreadId threadId; |
|
737 TInt err = iWsSession.GetWindowGroupClientThreadId( |
|
738 aWgId, threadId ); |
|
739 if ( err == KErrNone ) |
|
740 { |
|
741 RThread thread; |
|
742 CleanupClosePushL( thread ); |
|
743 err = thread.Open ( threadId ); |
|
744 if ( err==KErrNone ) |
|
745 { |
|
746 tempName = thread.Name().AllocL(); // codescanner::forgottoputptroncleanupstack |
|
747 // tempName put on cleanupstack after the if |
|
748 } |
|
749 CleanupStack::PopAndDestroy( &thread ); |
|
750 } |
|
751 } |
|
752 } |
|
753 else |
|
754 { |
|
755 tempName = caption.AllocL(); |
|
756 //put on cleanupstack after the if |
|
757 } |
|
758 CleanupStack::PushL( tempName ); |
|
759 return tempName; |
|
760 } |
|
761 |
|
762 // -------------------------------------------------------------------------- |
|
763 // CHgFswEngine::CopyBitmapL |
|
764 // -------------------------------------------------------------------------- |
|
765 // |
|
766 CFbsBitmap* CHgFswEngine::CopyBitmapL( TInt aFbsHandle, TBool aKeepAspectRatio ) |
|
767 { |
|
768 CFbsBitmap* ret = new (ELeave) CFbsBitmap; |
|
769 CleanupStack::PushL( ret ); |
|
770 CFbsBitmap* bmp = new (ELeave) CFbsBitmap; |
|
771 CleanupStack::PushL( bmp ); |
|
772 User::LeaveIfError( bmp->Duplicate( aFbsHandle ) ); |
|
773 |
|
774 //Make bitmap width and height equal so that it will look better in FSW control. |
|
775 TSize size = bmp->SizeInPixels(); |
|
776 |
|
777 if ( !aKeepAspectRatio ) |
|
778 { |
|
779 if ( size.iHeight > size.iWidth ) |
|
780 { |
|
781 size.iHeight = size.iWidth; |
|
782 } |
|
783 else |
|
784 { |
|
785 size.iWidth = size.iHeight; |
|
786 } |
|
787 } |
|
788 |
|
789 // preserve size and mode |
|
790 User::LeaveIfError( ret->Create( size, EColor64K ) ); |
|
791 |
|
792 CFbsBitmapDevice* doubleBufferDev = CFbsBitmapDevice::NewL( ret ); |
|
793 CleanupStack::PushL( doubleBufferDev ); |
|
794 |
|
795 CFbsBitGc* doubleBufferGc = 0; |
|
796 User::LeaveIfError( doubleBufferDev->CreateContext( doubleBufferGc ) ); |
|
797 CleanupStack::PushL( doubleBufferGc ); |
|
798 |
|
799 // preserve size |
|
800 doubleBufferGc->BitBlt( TPoint( 0, 0 ), bmp, TRect(size) ); |
|
801 |
|
802 CleanupStack::PopAndDestroy( doubleBufferGc ); |
|
803 CleanupStack::PopAndDestroy( doubleBufferDev ); |
|
804 CleanupStack::PopAndDestroy( bmp ); |
|
805 CleanupStack::Pop( ret ); |
|
806 |
|
807 return ret; |
|
808 } |
|
809 |
|
810 // -------------------------------------------------------------------------- |
|
811 // CHgFswEngine::UpdatePreviewContent |
|
812 // -------------------------------------------------------------------------- |
|
813 // |
|
814 void CHgFswEngine::UpdatePreviewContent() |
|
815 { |
|
816 HGLOG_CONTEXT( UpdatePreviewContent, HGLOG_LOCAL ); |
|
817 HGLOG_IN(); |
|
818 |
|
819 RArray<RWsSession::TWindowGroupChainInfo> allWgIds; |
|
820 if ( iWsSession.WindowGroupList( 0, &allWgIds ) == KErrNone ) |
|
821 { |
|
822 // check window groups that do not exist anymore |
|
823 for ( TInt i = 0, ie = iWgIds.Count(); i != ie; ++i ) |
|
824 { |
|
825 TInt wgid = iWgIds[i]; |
|
826 TBool present = EFalse; |
|
827 for ( TInt j = 0, je = allWgIds.Count(); j != je; ++j ) |
|
828 { |
|
829 if ( allWgIds[j].iId == wgid ) |
|
830 { |
|
831 present = ETrue; |
|
832 break; |
|
833 } |
|
834 } |
|
835 if ( !present ) |
|
836 { |
|
837 HGLOG1( HGLOG_INFO, "unregister: %d", wgid ); |
|
838 iPreviewProvider->Unregister( wgid ); |
|
839 } |
|
840 } |
|
841 // check topmost window group |
|
842 if ( allWgIds.Count() ) |
|
843 { |
|
844 if ( !iWgIds.Count() || allWgIds[0].iId != iWgIds[0] ) |
|
845 { |
|
846 TInt wgid = allWgIds[0].iId; |
|
847 HGLOG1( HGLOG_INFO, "registering %d", wgid ); |
|
848 iPreviewProvider->Register( wgid ); |
|
849 } |
|
850 } |
|
851 // store the new list |
|
852 iWgIds.Reset(); |
|
853 for ( TInt i = 0, ie = allWgIds.Count(); i != ie; ++i ) |
|
854 { |
|
855 iWgIds.Append( allWgIds[i].iId ); |
|
856 } |
|
857 } |
|
858 allWgIds.Close(); |
|
859 |
|
860 HGLOG_OUT(); |
|
861 } |
|
862 |
|
863 // -------------------------------------------------------------------------- |
|
864 // CHgFswEngine::HandleFswPpApplicationChange |
|
865 // Callback from CHgFastSwapPreviewProvider |
|
866 // Note: aWgId is for the window group for which the screenshot is taken, |
|
867 // it may not be the same as the application's wgid (in case of embedded apps) |
|
868 // -------------------------------------------------------------------------- |
|
869 // |
|
870 void CHgFswEngine::HandleFswPpApplicationChange( TInt aWgId, TInt aFbsHandle ) |
|
871 { |
|
872 HGLOG_CONTEXT( HandleFswPpApplicationChange, HGLOG_LOCAL ); |
|
873 HGLOG2_IN( "aWgId = %d aFbsHandle = %d", aWgId, aFbsHandle ); |
|
874 |
|
875 CFbsBitmap* bmp = 0; |
|
876 TRAPD( err, bmp = CopyBitmapL( aFbsHandle, EFalse ) ); |
|
877 iPreviewProvider->AckPreview(aFbsHandle); |
|
878 if ( err == KErrNone ) |
|
879 { |
|
880 CFbsBitmap** oldbmp = iScreenshots.Find( aWgId ); |
|
881 if ( oldbmp ) |
|
882 { |
|
883 delete *oldbmp; |
|
884 } |
|
885 if ( iScreenshots.Insert( aWgId, bmp ) != KErrNone ) |
|
886 { |
|
887 delete bmp; |
|
888 iScreenshots.Remove( aWgId ); |
|
889 } |
|
890 else |
|
891 { |
|
892 AssignScreenshotHandle( aWgId, bmp->Handle() ); |
|
893 } |
|
894 } |
|
895 |
|
896 HGLOG_OUT(); |
|
897 } |
|
898 |
|
899 // -------------------------------------------------------------------------- |
|
900 // CHgFswEngine::HandleFswPpApplicationUnregistered |
|
901 // Callback from CHgFastSwapPreviewProvider |
|
902 // -------------------------------------------------------------------------- |
|
903 // |
|
904 void CHgFswEngine::HandleFswPpApplicationUnregistered( TInt aWgId ) |
|
905 { |
|
906 HGLOG_CONTEXT( HandleFswPpApplicationUnregistered, HGLOG_LOCAL ); |
|
907 HGLOG1_IN( "aWgId = %d", aWgId ); |
|
908 |
|
909 CFbsBitmap** bmp = iScreenshots.Find( aWgId ); |
|
910 if ( bmp ) |
|
911 { |
|
912 delete *bmp; |
|
913 iScreenshots.Remove( aWgId ); |
|
914 AssignScreenshotHandle( aWgId, 0 ); |
|
915 } |
|
916 |
|
917 HGLOG_OUT(); |
|
918 } |
|
919 |
|
920 // -------------------------------------------------------------------------- |
|
921 // CHgFswEngine::AssignScreenshotHandle |
|
922 // Called when a screenshot arrives to check if there is a corresponding |
|
923 // application in the task list. |
|
924 // -------------------------------------------------------------------------- |
|
925 // |
|
926 void CHgFswEngine::AssignScreenshotHandle( TInt aWgIdForScreenshot, |
|
927 TInt aBitmapHandle ) |
|
928 { |
|
929 TBool changed = EFalse; |
|
930 TInt parentWgId = FindParentWgId( aWgIdForScreenshot ); |
|
931 // now parentWgId is a valid wgid or KErrNotFound (-1) |
|
932 for ( TInt i = 0, ie = iData.Count(); i != ie; ++i ) |
|
933 { |
|
934 if ( iData[i]->Widget() ) |
|
935 { |
|
936 // Do not do anything for now => no screenshot for widgets. |
|
937 continue; |
|
938 } |
|
939 TInt appWgId = iData[i]->WgId(); |
|
940 if ( appWgId == aWgIdForScreenshot || appWgId == parentWgId ) |
|
941 { |
|
942 iData[i]->SetScreenshotHandle( aBitmapHandle ); |
|
943 changed = ETrue; |
|
944 break; |
|
945 } |
|
946 } |
|
947 if ( changed ) |
|
948 { |
|
949 iObserver.FswDataChanged(); |
|
950 } |
|
951 } |
|
952 |
|
953 // -------------------------------------------------------------------------- |
|
954 // CHgFswEngine::LookupScreenshotHandle |
|
955 // Called to check if there is a screenshot already stored for the given |
|
956 // app. (or a screenshot with a wgid for which aWgIdForApp is the parent) |
|
957 // -------------------------------------------------------------------------- |
|
958 // |
|
959 TInt CHgFswEngine::LookupScreenshotHandle( TInt aWgIdForApp ) |
|
960 { |
|
961 CFbsBitmap** bmp = iScreenshots.Find( aWgIdForApp ); |
|
962 if ( bmp ) |
|
963 { |
|
964 // there is a screenshot stored for this wgid |
|
965 return (*bmp)->Handle(); |
|
966 } |
|
967 else if ( aWgIdForApp > 0 ) |
|
968 { |
|
969 // must check if there is a screenshot for which aWgIdForApp is the parent |
|
970 THashMapIter<TInt, CFbsBitmap*> iter( iScreenshots ); |
|
971 while ( const TInt* wgid = iter.NextKey() ) |
|
972 { |
|
973 if ( FindParentWgId( *wgid ) == aWgIdForApp ) |
|
974 { |
|
975 CFbsBitmap** bmp = iter.CurrentValue(); |
|
976 return (*bmp)->Handle(); |
|
977 } |
|
978 } |
|
979 } |
|
980 else if ( aWgIdForApp < 0 ) |
|
981 { |
|
982 // Must be a widget, wgid is useless in this case. |
|
983 // Do not do anything for now => no screenshot for widgets. |
|
984 } |
|
985 return 0; |
|
986 } |
|
987 |
|
988 // -------------------------------------------------------------------------- |
|
989 // CHgFswEngine::RunL |
|
990 // -------------------------------------------------------------------------- |
|
991 // |
|
992 void CHgFswEngine::RunL() |
|
993 { |
|
994 if ( iStatus != KErrCancel ) // when cancelling the subscribe it completes with KErrCancel |
|
995 { |
|
996 TInt value = 0; |
|
997 if ( iSwiProp.Get( value ) == KErrNone ) |
|
998 { |
|
999 TInt operationStatus( value & Swi::KSwisOperationStatusMask ); |
|
1000 // When an (un)installation has finished change the flag to |
|
1001 // refresh the app list during the next task list update. |
|
1002 if ( operationStatus == Swi::ESwisStatusSuccess ) |
|
1003 { |
|
1004 iAppDataRefreshNeeded = ETrue; |
|
1005 } |
|
1006 } |
|
1007 iSwiProp.Subscribe( iStatus ); |
|
1008 SetActive(); |
|
1009 } |
|
1010 } |
|
1011 |
|
1012 // -------------------------------------------------------------------------- |
|
1013 // CHgFswEngine::DoCancel |
|
1014 // -------------------------------------------------------------------------- |
|
1015 // |
|
1016 void CHgFswEngine::DoCancel() |
|
1017 { |
|
1018 iSwiProp.Cancel(); |
|
1019 } |
|
1020 |
|
1021 // -------------------------------------------------------------------------- |
|
1022 // CHgFswEngine::RunError |
|
1023 // -------------------------------------------------------------------------- |
|
1024 // |
|
1025 TInt CHgFswEngine::RunError( TInt /*aError*/ ) |
|
1026 { |
|
1027 return KErrNone; |
|
1028 } |
|
1029 |
|
1030 // -------------------------------------------------------------------------- |
|
1031 // CHgFswEngine::HandleResourceChange |
|
1032 // callback from appui's HandleResourceChangeL |
|
1033 // -------------------------------------------------------------------------- |
|
1034 // |
|
1035 void CHgFswEngine::HandleResourceChange( TInt aType ) |
|
1036 { |
|
1037 HGLOG_CONTEXT( HandleResourceChange, HGLOG_LOCAL ); |
|
1038 HGLOG_IN(); |
|
1039 |
|
1040 if ( iPreviewProvider && aType == KEikDynamicLayoutVariantSwitch ) |
|
1041 { |
|
1042 SetPreviewParams(); |
|
1043 } |
|
1044 |
|
1045 HGLOG_OUT(); |
|
1046 } |
|
1047 |
|
1048 // -------------------------------------------------------------------------- |
|
1049 // CHgFswEngine::SetPreviewParams |
|
1050 // -------------------------------------------------------------------------- |
|
1051 // |
|
1052 void CHgFswEngine::SetPreviewParams() |
|
1053 { |
|
1054 TSize screenSize = iEnv->ScreenDevice()->SizeInPixels(); |
|
1055 iPreviewProvider->SetPreviewParam( |
|
1056 TSize( screenSize.iWidth / KScreenSizeFactor, |
|
1057 screenSize.iHeight / KScreenSizeFactor ), |
|
1058 EColor64K ); // displaymode is ignored |
|
1059 } |
|
1060 |
|
1061 |
|
1062 // end of file |