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1 /* |
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2 * Copyright (c) 2008 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: Task monitor engine |
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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 #include "tsfswengine.h" |
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20 #include "tsfsalwaysshownapplist.h" |
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21 #include "tsfshiddenapplist.h" |
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22 #include "tsfswidgetlist.h" |
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23 #include "tsfswiconcache.h" |
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24 #include "tspreviewprovider.h" |
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25 #include "tsfswclient.h" |
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26 #include <apgtask.h> |
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27 #include <AknDef.h> |
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28 #include <apgwgnam.h> |
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29 #include <mmf/common/mmfcontrollerpluginresolver.h> // for CleanupResetAndDestroyPushL |
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30 #include <featmgr.h> |
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31 #include <swi/swispubsubdefs.h> |
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32 |
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33 #include "enginelogging.h" |
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34 |
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35 // time to wait before refreshing content |
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36 const TInt KContentRefreshDelay = 500000; // 0.5 sec |
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37 |
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38 // for screenshots, they are scaled down to (screensize/this_factor). |
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39 const TInt KScreenSizeFactor = 2; |
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40 |
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41 // format to get a lowercase hex string prefixed with 0x |
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42 _LIT( KHexFmt, "0x%x" ); |
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43 |
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44 // -------------------------------------------------------------------------- |
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45 // CTsFswEngine::NewL |
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46 // -------------------------------------------------------------------------- |
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47 // |
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48 EXPORT_C CTsFswEngine* CTsFswEngine::NewL( MTsFswEngineObserver& aObserver ) |
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49 { |
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50 CTsFswEngine* self = NewLC( aObserver ); |
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51 CleanupStack::Pop( self ); |
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52 return self; |
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53 } |
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54 |
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55 // -------------------------------------------------------------------------- |
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56 // CTsFswEngine::NewLC |
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57 // -------------------------------------------------------------------------- |
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58 // |
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59 EXPORT_C CTsFswEngine* CTsFswEngine::NewLC( MTsFswEngineObserver& aObserver ) |
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60 { |
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61 CTsFswEngine* self = new ( ELeave ) CTsFswEngine( aObserver ); |
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62 CleanupStack::PushL( self ); |
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63 self->ConstructL(); |
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64 return self; |
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65 } |
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66 |
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67 // -------------------------------------------------------------------------- |
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68 // CTsFswEngine::CTsFswEngine |
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69 // -------------------------------------------------------------------------- |
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70 // |
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71 CTsFswEngine::CTsFswEngine( MTsFswEngineObserver& aObserver ) |
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72 : CActive( EPriorityStandard ), iObserver( aObserver ) |
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73 { |
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74 CActiveScheduler::Add( this ); |
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75 } |
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76 |
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77 // -------------------------------------------------------------------------- |
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78 // CTsFswEngine::ConstructL |
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79 // -------------------------------------------------------------------------- |
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80 // |
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81 void CTsFswEngine::ConstructL() |
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82 { |
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83 iEnv = CEikonEnv::Static(); |
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84 |
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85 User::LeaveIfError( iWsSession.Connect() ); |
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86 User::LeaveIfError( iAppArcSession.Connect() ); |
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87 |
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88 iHiddenAppList = CTsFsHiddenAppList::NewL( *this ); |
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89 iAlwaysShownAppList = CTsFsAlwaysShownAppList::NewL(); |
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90 |
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91 iWidgetsSupported = FeatureManager::FeatureSupported( KFeatureIdWebWidgets ); |
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92 if ( iWidgetsSupported ) |
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93 { |
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94 iWidgetList = CTsFsWidgetList::NewL(); |
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95 } |
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96 |
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97 // create app icon retriever instance |
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98 iAppIcons = CTsFswIconCache::NewL(); |
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99 |
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100 // get an initial list of tasks |
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101 iAppDataRefreshNeeded = ETrue; |
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102 CollectTasksL(); |
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103 |
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104 // listen for app screenshots |
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105 iPreviewProvider = CTsFastSwapPreviewProvider::NewL( *this ); |
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106 SetPreviewParams(); |
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107 UpdatePreviewContent(); |
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108 |
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109 iUpdateStarter = CPeriodic::NewL( CActive::EPriorityStandard ); |
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110 |
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111 // start listening for swi ps property |
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112 if ( iSwiProp.Attach( KUidSystemCategory, |
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113 Swi::KUidSoftwareInstallKey ) == KErrNone ) |
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114 { |
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115 iSwiProp.Subscribe( iStatus ); |
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116 SetActive(); |
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117 } |
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118 } |
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119 |
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120 // -------------------------------------------------------------------------- |
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121 // CTsFswEngine::~CTsFswEngine |
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122 // -------------------------------------------------------------------------- |
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123 // |
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124 CTsFswEngine::~CTsFswEngine() |
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125 { |
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126 Cancel(); |
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127 iSwiProp.Close(); |
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128 |
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129 delete iUpdateStarter; |
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130 delete iPreviewProvider; |
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131 |
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132 // delete the bitmaps as the hash map cannot do that |
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133 THashMapIter<TInt, CFbsBitmap*> iter( iScreenshots ); |
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134 while ( const TInt* key = iter.NextKey() ) |
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135 { |
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136 CFbsBitmap** value = iter.CurrentValue(); |
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137 delete *value; |
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138 } |
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139 iScreenshots.Close(); |
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140 delete iAppIcons; |
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141 |
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142 iData.ResetAndDestroy(); |
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143 iWgIds.Close(); |
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144 |
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145 delete iHiddenAppList; |
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146 delete iAlwaysShownAppList; |
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147 delete iWidgetList; |
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148 iAppArcSession.Close(); |
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149 iWsSession.Close(); |
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150 |
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151 // delete iContextUtility; |
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152 } |
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153 |
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154 // -------------------------------------------------------------------------- |
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155 // CTsFswEngine::FswDataL |
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156 // -------------------------------------------------------------------------- |
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157 // |
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158 EXPORT_C const RTsFswArray& CTsFswEngine::FswDataL() |
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159 { |
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160 TSLOG_CONTEXT( FswDataL, TSLOG_LOCAL ); |
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161 TSLOG1_IN( "dirty flag = %d", iTaskListDirty ); |
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162 |
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163 // check the dirty flag and refresh if needed |
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164 if ( iTaskListDirty ) |
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165 { |
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166 CollectTasksL(); |
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167 // dirty flag is cleared in the above call |
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168 } |
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169 |
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170 // Get app icon for entries without screenshot, |
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171 // do this only here as the app icon is not needed in case a screenshot |
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172 // is already available. |
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173 for ( TInt i = 0, ie = iData.Count(); i != ie; ++i ) |
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174 { |
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175 if ( !iData[i]->ScreenshotHandle() ) |
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176 { |
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177 CFbsBitmap* bmp; |
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178 CFbsBitmap* mask; |
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179 TUid appUid = iData[i]->AppUid(); |
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180 // this will leave with -46 in case of widgets if we do not have AllFiles cap |
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181 TRAPD( err, iAppIcons->GetIconL( appUid, bmp, mask ) ); |
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182 if ( err == KErrNone && bmp ) |
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183 { |
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184 iData[i]->SetAppIconHandles( bmp->Handle(), |
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185 mask ? mask->Handle() : 0 ); |
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186 } |
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187 else |
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188 { |
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189 iAppIcons->DefaultIcon( bmp, mask ); |
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190 iData[i]->SetAppIconHandles( bmp->Handle(), |
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191 mask ? mask->Handle() : 0 ); |
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192 } |
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193 } |
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194 } |
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195 |
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196 TSLOG_OUT(); |
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197 return iData; |
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198 } |
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199 |
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200 // -------------------------------------------------------------------------- |
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201 // CTsFswEngine::CloseAppL |
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202 // -------------------------------------------------------------------------- |
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203 // |
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204 EXPORT_C void CTsFswEngine::CloseAppL( TInt aWgId ) |
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205 { |
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206 TSLOG_CONTEXT( CloseAppL, TSLOG_LOCAL ); |
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207 TSLOG1_IN( "aWgId = %d", aWgId ); |
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208 |
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209 if ( iWidgetsSupported && aWgId < 0 && iWidgetAppUiWgId ) |
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210 { |
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211 // for widgets clients see a wgid that is -1*(index+1) |
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212 const RWidgetInfoArray& arr( iWidgetList->RunningWidgets() ); |
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213 // convert aWgId to an index in the list of running widgets |
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214 TInt idx = -aWgId - 1; |
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215 // if index is valid then handle the widget specially |
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216 if ( idx >= 0 && idx < arr.Count() ) |
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217 { |
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218 TWsEvent event; |
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219 event.SetType( EEventUser ); |
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220 TUint8* eventData = event.EventData(); |
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221 // Fill bits 0-31 with widget application uid. |
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222 reinterpret_cast<TUint32&>( *eventData ) = KWidgetAppUidValue; |
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223 eventData += sizeof( TUint32 ); |
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224 // Fill bits 32-63 with uid of the widget that should be closed. |
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225 reinterpret_cast<TUint32&>( *eventData ) = arr[idx]->iUid.iUid; |
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226 // Send the event to Widget AppUi. |
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227 iEnv->WsSession().SendEventToWindowGroup( |
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228 iWidgetAppUiWgId, event ); |
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229 // closing a widget may not cause a window group change so trigger |
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230 // the update manually |
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231 UpdateTaskList(); |
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232 TSLOG0_OUT( "widget processing finished" ); |
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233 return; |
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234 } |
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235 } |
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236 |
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237 TUid appUid = AppUidForWgIdL( aWgId ); |
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238 if ( !iAlwaysShownAppList->IsAlwaysShownApp( appUid ) ) |
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239 { |
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240 // send window group event to kill the app |
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241 TWsEvent event; |
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242 event.SetTimeNow(); |
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243 event.SetType( KAknShutOrHideApp ); |
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244 iEnv->WsSession().SendEventToWindowGroup( aWgId, event ); |
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245 TSLOG0( TSLOG_INFO, "event sent to wg" ); |
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246 } |
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247 |
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248 TSLOG_OUT(); |
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249 } |
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250 |
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251 // -------------------------------------------------------------------------- |
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252 // CTsFswEngine::SwitchToAppL |
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253 // -------------------------------------------------------------------------- |
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254 // |
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255 EXPORT_C void CTsFswEngine::SwitchToAppL( TInt aWgId ) |
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256 { |
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257 TSLOG_CONTEXT( SwitchToAppL, TSLOG_LOCAL ); |
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258 TSLOG1_IN( "aWgId = %d", aWgId ); |
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259 |
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260 if ( iWidgetsSupported && aWgId < 0 ) |
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261 { |
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262 // for widgets clients see a wgid that is -1*(index+1) |
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263 const RWidgetInfoArray& arr( iWidgetList->RunningWidgets() ); |
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264 // convert aWgId to an index in the list of running widgets |
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265 TInt idx = -aWgId - 1; |
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266 // if index is valid then handle the widget specially |
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267 if ( idx >= 0 && idx < arr.Count() ) |
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268 { |
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269 SwitchToWidgetL( idx ); |
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270 TSLOG1_OUT( "switched to widget %d", idx ); |
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271 return; |
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272 } |
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273 } |
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274 |
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275 TApaTask task( iEnv->WsSession() ); |
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276 task.SetWgId( aWgId ); |
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277 task.BringToForeground(); |
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278 |
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279 TSLOG_OUT(); |
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280 } |
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281 |
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282 // -------------------------------------------------------------------------- |
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283 // CTsFswEngine::SwitchToWidgetL |
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284 // -------------------------------------------------------------------------- |
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285 // |
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286 void CTsFswEngine::SwitchToWidgetL( TInt aWidgetIndex ) |
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287 { |
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288 const RWidgetInfoArray& arr( iWidgetList->RunningWidgets() ); |
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289 RApaLsSession ls; |
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290 User::LeaveIfError( ls.Connect() ); |
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291 CleanupClosePushL( ls ); |
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292 CApaCommandLine* cmdLine = CApaCommandLine::NewLC(); |
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293 cmdLine->SetCommandL( EApaCommandRun ); |
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294 TApaAppInfo info; |
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295 iAppArcSession.GetAppInfo( info, arr[aWidgetIndex]->iUid ); // codescanner::accessArrayElementWithoutCheck2 (aWidgetIndex checked in SwitchToAppL()) |
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296 cmdLine->SetExecutableNameL( info.iFullName ); |
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297 ls.StartApp( *cmdLine ); |
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298 CleanupStack::PopAndDestroy( 2, &ls ); |
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299 } |
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300 |
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301 // -------------------------------------------------------------------------- |
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302 // CTsFswEngine::UpdateTaskList |
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303 // Callback from appui |
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304 // -------------------------------------------------------------------------- |
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305 // |
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306 void CTsFswEngine::UpdateTaskList() |
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307 { |
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308 TSLOG_CONTEXT( UpdateTaskList, TSLOG_LOCAL ); |
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309 TSLOG_IN(); |
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310 |
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311 // If no clients are subscribed for fsw content change notifications |
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312 // then there is no need to waste time with rebuilding the task list, |
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313 // just set the dirty flag. |
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314 TInt listenerCount = iObserver.FswDataListenerCount(); |
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315 TSLOG1( TSLOG_INFO, "listener count = %d", listenerCount ); |
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316 if ( listenerCount > 0 ) |
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317 { |
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318 // There can be many calls in a row, use a timer to prevent degrading |
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319 // device performance. |
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320 if ( !iUpdateStarter->IsActive() ) |
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321 { |
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322 iUpdateStarter->Start( KContentRefreshDelay, 0, |
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323 TCallBack( UpdateStarterCallback, this ) ); |
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324 } |
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325 } |
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326 else |
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327 { |
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328 iTaskListDirty = ETrue; |
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329 } |
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330 |
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331 // screenshot taking support - call Register and Unregister when needed |
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332 UpdatePreviewContent(); |
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333 |
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334 // get the foreground app uid and publish it to CFW if different than before |
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335 TRAP_IGNORE( PublishFgAppUidL() ); |
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336 |
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337 TSLOG_OUT(); |
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338 } |
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339 |
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340 // -------------------------------------------------------------------------- |
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341 // CTsFswEngine::ForegroundAppUidL |
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342 // -------------------------------------------------------------------------- |
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343 // |
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344 EXPORT_C TUid CTsFswEngine::ForegroundAppUidL( TInt aType ) |
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345 { |
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346 // Do not use GetFocusWindowGroup or others. |
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347 // We want to see only "real" application uids in FgApp, |
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348 // i.e. stuff that would also be shown in the task swapper |
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349 // area of Taskswitcher. |
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350 |
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351 TUid result = KNullUid; |
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352 RArray<RWsSession::TWindowGroupChainInfo> allWgIds; |
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353 CleanupClosePushL( allWgIds ); |
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354 User::LeaveIfError( iWsSession.WindowGroupList( 0, &allWgIds ) ); |
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355 TInt count = allWgIds.Count(); |
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356 for ( TInt i = 0; i < count; ++i ) |
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357 { |
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358 // Depending on aType we may not need to bother with iParentId here. |
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359 // If aType == EUseEmbeddedUid => embedded apps are treated as others. |
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360 // If aType == EUseStandaloneUid => embedded apps must be ignored. |
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361 if ( allWgIds[i].iParentId > 0 |
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362 && aType == CTsFswClient::EUseStandaloneUid ) |
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363 { |
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364 continue; |
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365 } |
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366 |
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367 CApaWindowGroupName* wgn = CApaWindowGroupName::NewLC( |
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368 iWsSession, allWgIds[i].iId ); |
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369 TUid newUid = wgn->AppUid(); |
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370 TBool hidden = wgn->Hidden() || iHiddenAppList->IsHiddenL( |
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371 newUid, iWsSession, allWgIds[i].iId ); |
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372 CleanupStack::PopAndDestroy( wgn ); |
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373 |
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374 if ( !hidden && newUid.iUid ) |
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375 { |
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376 result = newUid; |
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377 break; |
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378 } |
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379 } |
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380 CleanupStack::PopAndDestroy( &allWgIds ); |
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381 |
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382 return result; |
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383 } |
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384 |
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385 // -------------------------------------------------------------------------- |
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386 // CTsFswEngine::PublishFgAppUidL |
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387 // -------------------------------------------------------------------------- |
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388 // |
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389 void CTsFswEngine::PublishFgAppUidL() |
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390 { |
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391 TSLOG_CONTEXT( PublishFgAppUidL, TSLOG_LOCAL ); |
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392 TSLOG_IN(); |
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393 |
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394 TUid newUid = ForegroundAppUidL( CTsFswClient::EUseEmbeddedUid ); |
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395 TSLOG2( TSLOG_INFO, "ws says: %x we have: %x", newUid.iUid, iFgAppUid.iUid ); |
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396 if ( iFgAppUid != newUid && newUid.iUid ) |
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397 { |
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398 iFgAppUid = newUid; |
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399 iFgAppUidStr.Format( KHexFmt, iFgAppUid.iUid ); |
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400 } |
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401 |
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402 TSLOG_OUT(); |
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403 } |
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404 |
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405 // -------------------------------------------------------------------------- |
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406 // CTsFswEngine::UpdateStarterCallback |
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407 // Callback for the timer |
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408 // -------------------------------------------------------------------------- |
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409 // |
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410 TInt CTsFswEngine::UpdateStarterCallback( TAny* aParam ) |
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411 { |
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412 CTsFswEngine* self = static_cast<CTsFswEngine*>( aParam ); |
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413 self->iUpdateStarter->Cancel(); |
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414 // get list of tasks and notify observer if there is a change in the list |
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415 TBool changed = EFalse; |
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416 TRAPD( err, changed = self->CollectTasksL() ); |
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417 if ( err == KErrNone && changed ) |
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418 { |
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419 self->iObserver.FswDataChanged(); |
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420 } |
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421 return 0; |
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422 } |
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423 |
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424 // -------------------------------------------------------------------------- |
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425 // CTsFswEngine::CollectTasksL |
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426 // -------------------------------------------------------------------------- |
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427 // |
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428 TBool CTsFswEngine::CollectTasksL() |
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429 { |
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430 TSLOG_CONTEXT( CollectTasksL, TSLOG_LOCAL ); |
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431 TSLOG_IN(); |
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432 |
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433 // clear dirty flag |
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434 iTaskListDirty = EFalse; |
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435 |
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436 TBool changed = EFalse; |
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437 RTsFswArray newList; |
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438 CleanupResetAndDestroyPushL( newList ); |
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439 |
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440 // update app data if needed |
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441 // (usually on startup and when new apps might have been installed) |
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442 if ( iAppDataRefreshNeeded ) |
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443 { |
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444 TSLOG0( TSLOG_INFO, "refreshing app data" ); |
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445 iAppArcSession.GetAllApps(); |
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446 iAlwaysShownAppList->InitializeAlwaysShownListL(); |
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447 iAppDataRefreshNeeded = EFalse; |
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448 } |
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449 |
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450 // get all window groups |
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451 RArray<RWsSession::TWindowGroupChainInfo> allWgIds; |
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452 CleanupClosePushL( allWgIds ); |
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453 User::LeaveIfError( iWsSession.WindowGroupList( 0, &allWgIds ) ); |
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454 TInt count = allWgIds.Count(); |
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455 |
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456 for ( TInt i = 0; i < count; ++i ) |
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457 { |
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458 // ignore uninteresting entries (e.g. embedded apps) |
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459 if ( allWgIds[i].iParentId > 0 ) |
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460 { |
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461 continue; |
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462 } |
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463 |
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464 // get window group name |
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465 TInt wgId = allWgIds[i].iId; |
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466 CApaWindowGroupName* windowName = |
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467 CApaWindowGroupName::NewLC( iWsSession, wgId ); |
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468 TUid appUid = windowName->AppUid(); |
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469 |
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470 // ignore entries with null uid |
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471 if ( !appUid.iUid ) |
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472 { |
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473 CleanupStack::PopAndDestroy( windowName ); |
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474 continue; |
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475 } |
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476 |
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477 // will append the task to our own list only if it is not hidden |
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478 TBool onHiddenList = iHiddenAppList->IsHiddenL( |
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479 appUid, iWsSession, wgId ); |
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480 |
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481 // if this is the widget app then save wgid for later use |
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482 // and ignore it, but include running widgets instead |
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483 if ( iWidgetsSupported && appUid.iUid == KWidgetAppUidValue ) |
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484 { |
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485 iWidgetAppUiWgId = wgId; |
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486 onHiddenList = ETrue; |
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487 CheckWidgetsL( newList ); |
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488 } |
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489 |
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490 // get screen number (-1=console, 0=main screen, 1=cover ui) |
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491 TInt appScreen = 0; |
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492 TInt scrNumErr = iAppArcSession.GetDefaultScreenNumber( appScreen, appUid ); |
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493 |
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494 // check if it is on always-shown list |
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495 TBool mustShow = iAlwaysShownAppList->IsAlwaysShownApp( appUid ); |
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496 |
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497 #ifdef _DEBUG |
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498 const TDesC& captionDbg( windowName->Caption() ); |
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499 TSLOG4( TSLOG_INFO, "[%d] wgid=%d appuid=%x (%S)", i, wgId, |
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500 appUid.iUid, &captionDbg ); |
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501 TSLOG4( TSLOG_INFO, "hidden=%d onhiddenlist=%d mustshow=%d scrno=%d", |
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502 windowName->Hidden(), onHiddenList, mustShow, appScreen ); |
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503 #endif |
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504 |
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505 // add item to task list if it is always-shown OR it is not hidden |
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506 // and it is not on cover ui |
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507 if ( mustShow |
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508 || ( !onHiddenList |
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509 && !windowName->Hidden() |
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510 && ( appScreen == 0 || appScreen == -1 ) |
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511 && scrNumErr == KErrNone ) ) |
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512 { |
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513 if ( AddEntryL( wgId, appUid, windowName, newList, EFalse ) ) |
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514 { |
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515 changed = ETrue; |
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516 } |
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517 } |
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518 CleanupStack::PopAndDestroy( windowName ); |
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519 } |
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520 CleanupStack::PopAndDestroy( &allWgIds ); |
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521 |
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522 // if counts for old and new lists do not match then there is a change for sure, |
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523 // probably an app has been closed |
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524 if ( iData.Count() != newList.Count() ) |
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525 { |
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526 changed = ETrue; |
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527 } |
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528 |
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529 // move pointers from the temporary list into the real one |
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530 iData.ResetAndDestroy(); |
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531 TInt newListCount = newList.Count(); |
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532 TSLOG1( TSLOG_INFO, "new list count = %d", newListCount ); |
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533 for ( TInt i = 0; i < newListCount; ++i ) |
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534 { |
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535 TSLOG3( TSLOG_INFO, "[%d] %S wgid=%d", |
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536 i, &newList[i]->AppName(), newList[i]->WgId() ); |
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537 iData.AppendL( newList[i] ); |
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538 newList[i] = 0; |
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539 } |
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540 CleanupStack::PopAndDestroy( &newList ); |
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541 |
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542 TSLOG1_OUT( "change flag = %d", changed ); |
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543 return changed; |
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544 } |
|
545 |
|
546 // -------------------------------------------------------------------------- |
|
547 // CTsFswEngine::AddEntryL |
|
548 // -------------------------------------------------------------------------- |
|
549 // |
|
550 TBool CTsFswEngine::AddEntryL( TInt aWgId, const TUid& aAppUid, |
|
551 CApaWindowGroupName* aWgName, RTsFswArray& aNewList, |
|
552 TBool aIsWidget ) |
|
553 { |
|
554 TBool changed = EFalse; |
|
555 CTsFswEntry* entry = CTsFswEntry::NewLC(); |
|
556 entry->SetWgId( aWgId ); |
|
557 entry->SetAppUid( aAppUid ); |
|
558 entry->SetWidget( aIsWidget ); |
|
559 |
|
560 // check if present in old list and if yes then take some of the old data |
|
561 TBool found = CheckIfExistsL( *entry, aAppUid, changed, aNewList ); |
|
562 |
|
563 // if not present previously then find out app name |
|
564 // and check if screenshot is already available |
|
565 if ( !found ) |
|
566 { |
|
567 // when adding a new entry to the list it is changed for sure |
|
568 changed = ETrue; |
|
569 HBufC* name = FindAppNameLC( aWgName, aAppUid, aWgId ); |
|
570 if ( name ) |
|
571 { |
|
572 entry->SetAppNameL( *name ); |
|
573 } |
|
574 CleanupStack::PopAndDestroy( name ); |
|
575 TInt h = LookupScreenshotHandle( aWgId ); |
|
576 if ( h ) |
|
577 { |
|
578 entry->SetScreenshotHandle( h ); |
|
579 } |
|
580 entry->SetAlwaysShown( iAlwaysShownAppList->IsAlwaysShownApp( aAppUid ) ); |
|
581 if ( aWgName ) |
|
582 { |
|
583 entry->SetSystemApp( aWgName->IsSystem() ); |
|
584 } |
|
585 } |
|
586 |
|
587 // add to new list, ownership is transferred |
|
588 aNewList.AppendL( entry ); |
|
589 CleanupStack::Pop( entry ); |
|
590 return changed; |
|
591 } |
|
592 |
|
593 // -------------------------------------------------------------------------- |
|
594 // CTsFswEngine::CheckIfExistsL |
|
595 // -------------------------------------------------------------------------- |
|
596 // |
|
597 TBool CTsFswEngine::CheckIfExistsL( CTsFswEntry& aEntry, |
|
598 const TUid& aAppUid, |
|
599 TBool& aChanged, |
|
600 RTsFswArray& aNewList ) |
|
601 { |
|
602 for ( TInt entryIdx = 0, oldCount = iData.Count(); |
|
603 entryIdx < oldCount; ++entryIdx ) |
|
604 { |
|
605 // Enough to check appuid, no need to bother with wgid as the |
|
606 // screenshot handle is up-to-date or will be updated later anyway. |
|
607 if ( iData[entryIdx]->AppUid() == aAppUid ) |
|
608 { |
|
609 // if positions do not match then the list is different than before |
|
610 if ( entryIdx != aNewList.Count() ) |
|
611 { |
|
612 aChanged = ETrue; |
|
613 } |
|
614 CTsFswEntry* oldEntry = iData[entryIdx]; |
|
615 aEntry.SetAppNameL( oldEntry->AppName() ); |
|
616 aEntry.SetScreenshotHandle( oldEntry->ScreenshotHandle() ); |
|
617 aEntry.SetAlwaysShown( oldEntry->AlwaysShown() ); |
|
618 aEntry.SetSystemApp( oldEntry->SystemApp() ); |
|
619 return ETrue; |
|
620 } |
|
621 } |
|
622 return EFalse; |
|
623 } |
|
624 |
|
625 // -------------------------------------------------------------------------- |
|
626 // CTsFswEngine::CheckWidgetsL |
|
627 // -------------------------------------------------------------------------- |
|
628 // |
|
629 void CTsFswEngine::CheckWidgetsL( RTsFswArray& aNewList ) |
|
630 { |
|
631 if ( iWidgetsSupported ) |
|
632 { |
|
633 iWidgetList->InitializeWidgetListL(); |
|
634 const RWidgetInfoArray& arr( iWidgetList->RunningWidgets() ); |
|
635 for ( TInt i = 0, ie = arr.Count(); i != ie; ++i ) |
|
636 { |
|
637 // wgid will be a special negative value |
|
638 // windowgroupname is not needed here so pass NULL |
|
639 AddEntryL( -(i+1), arr[i]->iUid, 0, aNewList, ETrue ); |
|
640 } |
|
641 } |
|
642 } |
|
643 |
|
644 // -------------------------------------------------------------------------- |
|
645 // CTsFswEngine::HiddenAppListUpdated |
|
646 // Callback from the hidden app list watcher |
|
647 // -------------------------------------------------------------------------- |
|
648 // |
|
649 void CTsFswEngine::HiddenAppListUpdated() |
|
650 { |
|
651 UpdateTaskList(); |
|
652 } |
|
653 |
|
654 // -------------------------------------------------------------------------- |
|
655 // CTsFswEngine::AppUidForWgIdL |
|
656 // -------------------------------------------------------------------------- |
|
657 // |
|
658 TUid CTsFswEngine::AppUidForWgIdL( TInt aWgId ) |
|
659 { |
|
660 CApaWindowGroupName* windowName = |
|
661 CApaWindowGroupName::NewLC( iWsSession, aWgId ); |
|
662 TUid appUid = windowName->AppUid(); |
|
663 CleanupStack::PopAndDestroy( windowName ); |
|
664 return appUid; |
|
665 } |
|
666 |
|
667 // -------------------------------------------------------------------------- |
|
668 // CTsFswEngine::FindParentWgId |
|
669 // -------------------------------------------------------------------------- |
|
670 // |
|
671 TInt CTsFswEngine::FindParentWgId( TInt aWgId ) |
|
672 { |
|
673 TInt parent( KErrNotFound ); |
|
674 RArray<RWsSession::TWindowGroupChainInfo> allWgIds; |
|
675 // Ask for window group list from RWsSession |
|
676 TInt error = iWsSession.WindowGroupList( 0, &allWgIds ); |
|
677 if ( !error ) |
|
678 { |
|
679 TInt count( allWgIds.Count() ); |
|
680 for ( TInt i( 0 ); i < count; i++ ) |
|
681 { |
|
682 RWsSession::TWindowGroupChainInfo info = allWgIds[i]; |
|
683 if ( info.iId == aWgId ) |
|
684 { |
|
685 parent = info.iParentId; |
|
686 break; |
|
687 } |
|
688 } |
|
689 } |
|
690 allWgIds.Close(); |
|
691 return parent; |
|
692 } |
|
693 |
|
694 // -------------------------------------------------------------------------- |
|
695 // CTsFswEngine::FindAppNameLC |
|
696 // -------------------------------------------------------------------------- |
|
697 // |
|
698 HBufC* CTsFswEngine::FindAppNameLC( CApaWindowGroupName* aWindowName, |
|
699 const TUid& aAppUid, |
|
700 TInt aWgId ) |
|
701 { |
|
702 //Retrieve the app name |
|
703 TApaAppInfo info; |
|
704 iAppArcSession.GetAppInfo( info, aAppUid ); |
|
705 TPtrC caption = info.iShortCaption; |
|
706 |
|
707 HBufC* tempName = 0; |
|
708 if ( !caption.Length() && aWindowName ) // if not set - use thread name instead |
|
709 { |
|
710 if ( aWindowName->Caption().Length() ) |
|
711 { |
|
712 tempName = aWindowName->Caption().AllocL(); |
|
713 //put on cleanupstack after the if |
|
714 } |
|
715 else |
|
716 { |
|
717 TThreadId threadId; |
|
718 TInt err = iWsSession.GetWindowGroupClientThreadId( |
|
719 aWgId, threadId ); |
|
720 if ( err == KErrNone ) |
|
721 { |
|
722 RThread thread; |
|
723 CleanupClosePushL( thread ); |
|
724 err = thread.Open ( threadId ); |
|
725 if ( err==KErrNone ) |
|
726 { |
|
727 tempName = thread.Name().AllocL(); // codescanner::forgottoputptroncleanupstack |
|
728 // tempName put on cleanupstack after the if |
|
729 } |
|
730 CleanupStack::PopAndDestroy( &thread ); |
|
731 } |
|
732 } |
|
733 } |
|
734 else |
|
735 { |
|
736 tempName = caption.AllocL(); |
|
737 //put on cleanupstack after the if |
|
738 } |
|
739 CleanupStack::PushL( tempName ); |
|
740 return tempName; |
|
741 } |
|
742 |
|
743 // -------------------------------------------------------------------------- |
|
744 // CTsFswEngine::CopyBitmapL |
|
745 // -------------------------------------------------------------------------- |
|
746 // |
|
747 CFbsBitmap* CTsFswEngine::CopyBitmapL( TInt aFbsHandle, TBool aKeepAspectRatio ) |
|
748 { |
|
749 CFbsBitmap* ret = new (ELeave) CFbsBitmap; |
|
750 CleanupStack::PushL( ret ); |
|
751 CFbsBitmap* bmp = new (ELeave) CFbsBitmap; |
|
752 CleanupStack::PushL( bmp ); |
|
753 User::LeaveIfError( bmp->Duplicate( aFbsHandle ) ); |
|
754 |
|
755 //Make bitmap width and height equal so that it will look better in FSW control. |
|
756 TSize size = bmp->SizeInPixels(); |
|
757 |
|
758 if ( !aKeepAspectRatio ) |
|
759 { |
|
760 if ( size.iHeight > size.iWidth ) |
|
761 { |
|
762 size.iHeight = size.iWidth; |
|
763 } |
|
764 else |
|
765 { |
|
766 size.iWidth = size.iHeight; |
|
767 } |
|
768 } |
|
769 |
|
770 // preserve size and mode |
|
771 User::LeaveIfError( ret->Create( size, EColor64K ) ); |
|
772 |
|
773 CFbsBitmapDevice* doubleBufferDev = CFbsBitmapDevice::NewL( ret ); |
|
774 CleanupStack::PushL( doubleBufferDev ); |
|
775 |
|
776 CFbsBitGc* doubleBufferGc = 0; |
|
777 User::LeaveIfError( doubleBufferDev->CreateContext( doubleBufferGc ) ); |
|
778 CleanupStack::PushL( doubleBufferGc ); |
|
779 |
|
780 // preserve size |
|
781 doubleBufferGc->BitBlt( TPoint( 0, 0 ), bmp, TRect(size) ); |
|
782 |
|
783 CleanupStack::PopAndDestroy( doubleBufferGc ); |
|
784 CleanupStack::PopAndDestroy( doubleBufferDev ); |
|
785 CleanupStack::PopAndDestroy( bmp ); |
|
786 CleanupStack::Pop( ret ); |
|
787 |
|
788 return ret; |
|
789 } |
|
790 |
|
791 // -------------------------------------------------------------------------- |
|
792 // CTsFswEngine::UpdatePreviewContent |
|
793 // -------------------------------------------------------------------------- |
|
794 // |
|
795 void CTsFswEngine::UpdatePreviewContent() |
|
796 { |
|
797 TSLOG_CONTEXT( UpdatePreviewContent, TSLOG_LOCAL ); |
|
798 TSLOG_IN(); |
|
799 |
|
800 RArray<RWsSession::TWindowGroupChainInfo> allWgIds; |
|
801 if ( iWsSession.WindowGroupList( 0, &allWgIds ) == KErrNone ) |
|
802 { |
|
803 // check window groups that do not exist anymore |
|
804 for ( TInt i = 0, ie = iWgIds.Count(); i != ie; ++i ) |
|
805 { |
|
806 TInt wgid = iWgIds[i]; |
|
807 TBool present = EFalse; |
|
808 for ( TInt j = 0, je = allWgIds.Count(); j != je; ++j ) |
|
809 { |
|
810 if ( allWgIds[j].iId == wgid ) |
|
811 { |
|
812 present = ETrue; |
|
813 break; |
|
814 } |
|
815 } |
|
816 if ( !present ) |
|
817 { |
|
818 TSLOG1( TSLOG_INFO, "unregister: %d", wgid ); |
|
819 iPreviewProvider->Unregister( wgid ); |
|
820 } |
|
821 } |
|
822 // check topmost window group |
|
823 if ( allWgIds.Count() ) |
|
824 { |
|
825 if ( !iWgIds.Count() || allWgIds[0].iId != iWgIds[0] ) |
|
826 { |
|
827 TInt wgid = allWgIds[0].iId; |
|
828 TSLOG1( TSLOG_INFO, "registering %d", wgid ); |
|
829 iPreviewProvider->Register( wgid ); |
|
830 } |
|
831 } |
|
832 // store the new list |
|
833 iWgIds.Reset(); |
|
834 for ( TInt i = 0, ie = allWgIds.Count(); i != ie; ++i ) |
|
835 { |
|
836 iWgIds.Append( allWgIds[i].iId ); |
|
837 } |
|
838 } |
|
839 allWgIds.Close(); |
|
840 |
|
841 TSLOG_OUT(); |
|
842 } |
|
843 |
|
844 // -------------------------------------------------------------------------- |
|
845 // CTsFswEngine::HandleFswPpApplicationChange |
|
846 // Callback from CTsFastSwapPreviewProvider |
|
847 // Note: aWgId is for the window group for which the screenshot is taken, |
|
848 // it may not be the same as the application's wgid (in case of embedded apps) |
|
849 // -------------------------------------------------------------------------- |
|
850 // |
|
851 void CTsFswEngine::HandleFswPpApplicationChange( TInt aWgId, TInt aFbsHandle ) |
|
852 { |
|
853 TSLOG_CONTEXT( HandleFswPpApplicationChange, TSLOG_LOCAL ); |
|
854 TSLOG2_IN( "aWgId = %d aFbsHandle = %d", aWgId, aFbsHandle ); |
|
855 |
|
856 CFbsBitmap* bmp = 0; |
|
857 TRAPD( err, bmp = CopyBitmapL( aFbsHandle, EFalse ) ); |
|
858 iPreviewProvider->AckPreview(aFbsHandle); |
|
859 if ( err == KErrNone ) |
|
860 { |
|
861 CFbsBitmap** oldbmp = iScreenshots.Find( aWgId ); |
|
862 if ( oldbmp ) |
|
863 { |
|
864 delete *oldbmp; |
|
865 } |
|
866 if ( iScreenshots.Insert( aWgId, bmp ) != KErrNone ) |
|
867 { |
|
868 delete bmp; |
|
869 iScreenshots.Remove( aWgId ); |
|
870 } |
|
871 else |
|
872 { |
|
873 AssignScreenshotHandle( aWgId, bmp->Handle() ); |
|
874 } |
|
875 } |
|
876 |
|
877 TSLOG_OUT(); |
|
878 } |
|
879 |
|
880 // -------------------------------------------------------------------------- |
|
881 // CTsFswEngine::HandleFswPpApplicationUnregistered |
|
882 // Callback from CTsFastSwapPreviewProvider |
|
883 // -------------------------------------------------------------------------- |
|
884 // |
|
885 void CTsFswEngine::HandleFswPpApplicationUnregistered( TInt aWgId ) |
|
886 { |
|
887 TSLOG_CONTEXT( HandleFswPpApplicationUnregistered, TSLOG_LOCAL ); |
|
888 TSLOG1_IN( "aWgId = %d", aWgId ); |
|
889 |
|
890 CFbsBitmap** bmp = iScreenshots.Find( aWgId ); |
|
891 if ( bmp ) |
|
892 { |
|
893 delete *bmp; |
|
894 iScreenshots.Remove( aWgId ); |
|
895 AssignScreenshotHandle( aWgId, 0 ); |
|
896 } |
|
897 |
|
898 TSLOG_OUT(); |
|
899 } |
|
900 |
|
901 // -------------------------------------------------------------------------- |
|
902 // CTsFswEngine::AssignScreenshotHandle |
|
903 // Called when a screenshot arrives to check if there is a corresponding |
|
904 // application in the task list. |
|
905 // -------------------------------------------------------------------------- |
|
906 // |
|
907 void CTsFswEngine::AssignScreenshotHandle( TInt aWgIdForScreenshot, |
|
908 TInt aBitmapHandle ) |
|
909 { |
|
910 TBool changed = EFalse; |
|
911 TInt parentWgId = FindParentWgId( aWgIdForScreenshot ); |
|
912 // now parentWgId is a valid wgid or KErrNotFound (-1) |
|
913 for ( TInt i = 0, ie = iData.Count(); i != ie; ++i ) |
|
914 { |
|
915 if ( iData[i]->Widget() ) |
|
916 { |
|
917 // Do not do anything for now => no screenshot for widgets. |
|
918 continue; |
|
919 } |
|
920 TInt appWgId = iData[i]->WgId(); |
|
921 if ( appWgId == aWgIdForScreenshot || appWgId == parentWgId ) |
|
922 { |
|
923 iData[i]->SetScreenshotHandle( aBitmapHandle ); |
|
924 changed = ETrue; |
|
925 break; |
|
926 } |
|
927 } |
|
928 if ( changed ) |
|
929 { |
|
930 iObserver.FswDataChanged(); |
|
931 } |
|
932 } |
|
933 |
|
934 // -------------------------------------------------------------------------- |
|
935 // CTsFswEngine::LookupScreenshotHandle |
|
936 // Called to check if there is a screenshot already stored for the given |
|
937 // app. (or a screenshot with a wgid for which aWgIdForApp is the parent) |
|
938 // -------------------------------------------------------------------------- |
|
939 // |
|
940 TInt CTsFswEngine::LookupScreenshotHandle( TInt aWgIdForApp ) |
|
941 { |
|
942 CFbsBitmap** bmp = iScreenshots.Find( aWgIdForApp ); |
|
943 if ( bmp ) |
|
944 { |
|
945 // there is a screenshot stored for this wgid |
|
946 return (*bmp)->Handle(); |
|
947 } |
|
948 else if ( aWgIdForApp > 0 ) |
|
949 { |
|
950 // must check if there is a screenshot for which aWgIdForApp is the parent |
|
951 THashMapIter<TInt, CFbsBitmap*> iter( iScreenshots ); |
|
952 while ( const TInt* wgid = iter.NextKey() ) |
|
953 { |
|
954 if ( FindParentWgId( *wgid ) == aWgIdForApp ) |
|
955 { |
|
956 CFbsBitmap** bmp = iter.CurrentValue(); |
|
957 return (*bmp)->Handle(); |
|
958 } |
|
959 } |
|
960 } |
|
961 else if ( aWgIdForApp < 0 ) |
|
962 { |
|
963 // Must be a widget, wgid is useless in this case. |
|
964 // Do not do anything for now => no screenshot for widgets. |
|
965 } |
|
966 return 0; |
|
967 } |
|
968 |
|
969 // -------------------------------------------------------------------------- |
|
970 // CTsFswEngine::RunL |
|
971 // -------------------------------------------------------------------------- |
|
972 // |
|
973 void CTsFswEngine::RunL() |
|
974 { |
|
975 if ( iStatus != KErrCancel ) // when cancelling the subscribe it completes with KErrCancel |
|
976 { |
|
977 TInt value = 0; |
|
978 if ( iSwiProp.Get( value ) == KErrNone ) |
|
979 { |
|
980 TInt operationStatus( value & Swi::KSwisOperationStatusMask ); |
|
981 // When an (un)installation has finished change the flag to |
|
982 // refresh the app list during the next task list update. |
|
983 if ( operationStatus == Swi::ESwisStatusSuccess ) |
|
984 { |
|
985 iAppDataRefreshNeeded = ETrue; |
|
986 } |
|
987 } |
|
988 iSwiProp.Subscribe( iStatus ); |
|
989 SetActive(); |
|
990 } |
|
991 } |
|
992 |
|
993 // -------------------------------------------------------------------------- |
|
994 // CTsFswEngine::DoCancel |
|
995 // -------------------------------------------------------------------------- |
|
996 // |
|
997 void CTsFswEngine::DoCancel() |
|
998 { |
|
999 iSwiProp.Cancel(); |
|
1000 } |
|
1001 |
|
1002 // -------------------------------------------------------------------------- |
|
1003 // CTsFswEngine::RunError |
|
1004 // -------------------------------------------------------------------------- |
|
1005 // |
|
1006 TInt CTsFswEngine::RunError( TInt /*aError*/ ) |
|
1007 { |
|
1008 return KErrNone; |
|
1009 } |
|
1010 |
|
1011 // -------------------------------------------------------------------------- |
|
1012 // CTsFswEngine::HandleResourceChange |
|
1013 // callback from appui's HandleResourceChangeL |
|
1014 // -------------------------------------------------------------------------- |
|
1015 // |
|
1016 void CTsFswEngine::HandleResourceChange( TInt aType ) |
|
1017 { |
|
1018 TSLOG_CONTEXT( HandleResourceChange, TSLOG_LOCAL ); |
|
1019 TSLOG_IN(); |
|
1020 |
|
1021 if ( iPreviewProvider && aType == KEikDynamicLayoutVariantSwitch ) |
|
1022 { |
|
1023 SetPreviewParams(); |
|
1024 } |
|
1025 |
|
1026 TSLOG_OUT(); |
|
1027 } |
|
1028 |
|
1029 // -------------------------------------------------------------------------- |
|
1030 // CTsFswEngine::SetPreviewParams |
|
1031 // -------------------------------------------------------------------------- |
|
1032 // |
|
1033 void CTsFswEngine::SetPreviewParams() |
|
1034 { |
|
1035 TSize screenSize = iEnv->ScreenDevice()->SizeInPixels(); |
|
1036 iPreviewProvider->SetPreviewParam( |
|
1037 TSize( screenSize.iWidth / KScreenSizeFactor, |
|
1038 screenSize.iHeight / KScreenSizeFactor ), |
|
1039 EColor64K ); // displaymode is ignored |
|
1040 } |
|
1041 |
|
1042 |
|
1043 // end of file |