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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: This module contains the implementation of CIAUpdateStarter class |
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15 * member functions. |
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16 * |
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17 */ |
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18 |
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19 |
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20 //INCLUDES |
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21 |
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22 #include <apacmdln.h> |
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23 #include <apgtask.h> |
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24 #include <apgcli.h> |
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25 #include <apgwgnam.h> |
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26 #include <eikenv.h> |
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27 |
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28 #include "iaupdatestarter.h" |
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29 #include "iaupdatestarterobserver.h" |
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30 #include "iaupdateutils.h" |
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31 #include "iaupdateuitimer.h" |
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32 |
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33 // ================= MEMBER FUNCTIONS ======================= |
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34 |
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35 // --------------------------------------------------------------------------- |
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36 // CIAUpdateStarter::NewL |
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37 // Two-phased constructor. |
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38 // --------------------------------------------------------------------------- |
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39 // |
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40 CIAUpdateStarter* CIAUpdateStarter::NewL( const TDesC& aCommandLineExecutable, |
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41 const TDesC8& aCommandLineArguments ) |
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42 { |
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43 CIAUpdateStarter* self = new (ELeave) CIAUpdateStarter(); |
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44 CleanupStack::PushL( self ); |
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45 self->ConstructL( aCommandLineExecutable, aCommandLineArguments ); |
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46 CleanupStack::Pop( self ); |
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47 return self; |
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48 } |
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49 |
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50 |
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51 // --------------------------------------------------------------------------- |
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52 // void CIAUpdateStarter::ConstructL |
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53 // --------------------------------------------------------------------------- |
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54 // |
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55 void CIAUpdateStarter::ConstructL( const TDesC& aCommandLineExecutable, |
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56 const TDesC8& aCommandLineArguments ) |
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57 { |
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58 iCommandLineExecutable = aCommandLineExecutable.AllocL(); |
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59 iCommandLineArguments = aCommandLineArguments.AllocL(); |
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60 } |
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61 |
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62 // --------------------------------------------------------------------------- |
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63 // CIAUpdateStarter::CIAUpdateStarter |
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64 // constructor |
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65 // --------------------------------------------------------------------------- |
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66 // |
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67 CIAUpdateStarter::CIAUpdateStarter() |
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68 : CActive( CActive::EPriorityStandard ) |
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69 { |
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70 CActiveScheduler::Add( this ); |
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71 iEikEnv = CEikonEnv::Static(); |
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72 } |
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73 |
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74 // --------------------------------------------------------------------------- |
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75 // CIAUpdateStarter::~CIAUpdateStarter |
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76 // Destructor |
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77 // --------------------------------------------------------------------------- |
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78 // |
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79 CIAUpdateStarter::~CIAUpdateStarter() |
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80 { |
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81 Cancel(); |
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82 delete iProcessStartTimer; |
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83 delete iCommandLineExecutable; |
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84 delete iCommandLineArguments; |
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85 iThread.Close(); |
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86 iProcess.Close(); |
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87 } |
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88 |
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89 // --------------------------------------------------------------------------- |
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90 // CIAUpdateStarter::StartExecutableL |
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91 // Starts an executable |
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92 // --------------------------------------------------------------------------- |
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93 // |
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94 void CIAUpdateStarter::StartExecutableL( MIAUpdateStarterObserver& aStarterObserver ) |
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95 { |
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96 iStarterObserver = &aStarterObserver; |
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97 //Close all instances of executable first |
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98 |
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99 if ( !iStartNeeded ) |
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100 { |
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101 iStarterObserver->StartExecutableCompletedL( KErrNone ); |
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102 iStarterObserver = NULL; |
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103 } |
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104 else |
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105 { |
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106 iStartNeeded = EFalse; |
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107 iUid = TUid::Null(); |
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108 UidForExecutableL( iUid ); |
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109 if ( iUid.iUid == 0 ) |
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110 { |
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111 iStarterObserver->StartExecutableCompletedL( KErrNotFound ); |
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112 iStarterObserver = NULL; |
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113 } |
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114 else |
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115 { |
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116 iPrevWgId = 0; |
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117 CApaWindowGroupName::FindByAppUid( iUid, iEikEnv->WsSession(), iPrevWgId ); |
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118 |
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119 if ( iPrevWgId == KErrNotFound ) |
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120 { |
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121 LaunchExeL(); |
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122 } |
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123 else |
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124 { |
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125 CloseExecutableL(); |
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126 } |
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127 |
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128 } |
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129 } |
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130 } |
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131 |
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132 // --------------------------------------------------------------------------- |
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133 // CIAUpdateStarter::CheckInstalledPackageL |
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134 // |
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135 // --------------------------------------------------------------------------- |
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136 // |
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137 void CIAUpdateStarter::CheckInstalledPackageL( const TUid& aPUid ) |
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138 { |
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139 if ( iCommandLineExecutable->Length() > 0 ) |
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140 { |
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141 if ( !iStartNeeded ) |
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142 { |
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143 if ( IAUpdateUtils::IsInstalledL( aPUid, *iCommandLineExecutable ) ) |
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144 { |
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145 iStartNeeded = ETrue; |
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146 } |
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147 } |
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148 } |
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149 } |
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150 |
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151 |
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152 // --------------------------------------------------------------------------- |
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153 // CIAUpdateStarter::BringToForegroundL |
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154 // Bring started application to foreground |
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155 // --------------------------------------------------------------------------- |
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156 // |
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157 void CIAUpdateStarter::BringToForegroundL() const |
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158 { |
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159 if ( iExeStarted ) |
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160 { |
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161 TUid uid( TUid::Null() ); |
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162 UidForExecutableL( uid ); |
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163 |
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164 if ( uid.iUid != 0 ) |
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165 { |
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166 RWsSession ws; |
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167 |
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168 if ( ws.Connect() == KErrNone ) |
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169 { |
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170 CleanupClosePushL( ws ); |
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171 TApaTaskList tasklist( ws ); |
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172 |
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173 TApaTask task = tasklist.FindApp( uid ); |
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174 if ( task.Exists() ) |
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175 { |
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176 task.BringToForeground(); |
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177 } |
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178 |
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179 CleanupStack::PopAndDestroy( &ws ); |
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180 } |
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181 } |
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182 } |
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183 } |
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184 |
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185 |
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186 // --------------------------------------------------------------------------- |
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187 // CIAUpdateStarter::DoCancel |
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188 // |
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189 // --------------------------------------------------------------------------- |
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190 // |
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191 void CIAUpdateStarter::DoCancel() |
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192 { |
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193 iProcess.LogonCancel( iStatus ); |
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194 if ( iProcessStartTimer ) |
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195 { |
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196 iProcessStartTimer->Cancel(); |
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197 } |
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198 } |
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199 |
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200 // --------------------------------------------------------------------------- |
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201 // CIAUpdateStarter::RunL |
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202 // |
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203 // --------------------------------------------------------------------------- |
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204 // |
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205 void CIAUpdateStarter::RunL() |
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206 { |
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207 //Check first if there are still running instances |
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208 CApaWindowGroupName::FindByAppUid( iUid, iEikEnv->WsSession(), iPrevWgId ); |
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209 |
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210 if ( iPrevWgId == KErrNotFound ) |
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211 { |
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212 LaunchExeL(); |
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213 } |
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214 else |
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215 { |
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216 CloseExecutableL(); |
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217 } |
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218 |
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219 |
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220 } |
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221 |
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222 // --------------------------------------------------------------------------- |
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223 // CIAUpdateStarter::RunError |
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224 // |
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225 // --------------------------------------------------------------------------- |
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226 // |
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227 TInt CIAUpdateStarter::RunError( TInt aError ) |
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228 { |
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229 TRAP_IGNORE( iStarterObserver->StartExecutableCompletedL( aError ) ); |
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230 iStarterObserver = NULL; |
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231 return KErrNone; |
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232 } |
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233 |
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234 |
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235 // --------------------------------------------------------------------------- |
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236 // CIAUpdateStarter::LaunchExeL |
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237 // |
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238 // --------------------------------------------------------------------------- |
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239 // |
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240 void CIAUpdateStarter::LaunchExeL() |
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241 { |
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242 // One second delay before launching because sometimes launching does not succeed immediately |
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243 if ( !iProcessStartTimer ) |
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244 { |
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245 iProcessStartTimer = CIAUpdateUITimer::NewL( *this, CIAUpdateUITimer::EProcessStartDelay ); |
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246 } |
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247 else |
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248 { |
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249 iProcessStartTimer->Cancel(); |
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250 } |
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251 iProcessStartTimer->After( 1000000 ); |
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252 } |
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253 |
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254 // --------------------------------------------------------------------------- |
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255 // CIAUpdateStarter::CloseExecutableL |
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256 // |
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257 // --------------------------------------------------------------------------- |
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258 // |
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259 void CIAUpdateStarter::CloseExecutableL() |
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260 { |
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261 CApaWindowGroupName* wgName = CApaWindowGroupName::NewL( iEikEnv->WsSession() ); |
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262 CleanupStack::PushL( wgName ); |
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263 wgName->ConstructFromWgIdL( iPrevWgId ); |
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264 TBool respondsToShutdownEvent = wgName->RespondsToShutdownEvent(); |
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265 CleanupStack::PopAndDestroy( wgName ); |
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266 if( respondsToShutdownEvent ) |
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267 { |
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268 TApaTask task( iEikEnv->WsSession() ); |
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269 task.SetWgId( iPrevWgId ); |
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270 |
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271 iThread.Close(); |
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272 User::LeaveIfError(iThread.Open(task.ThreadId())); |
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273 |
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274 iProcess.Close(); |
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275 User::LeaveIfError(iThread.Process(iProcess)); |
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276 iProcess.Logon( iStatus ); |
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277 |
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278 task.SendSystemEvent( EApaSystemEventShutdown ); |
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279 SetActive(); |
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280 } |
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281 else //Just give up |
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282 { |
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283 iStarterObserver->StartExecutableCompletedL( KErrNone ); |
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284 iStarterObserver = NULL; |
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285 } |
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286 } |
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287 |
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288 |
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289 |
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290 // --------------------------------------------------------------------------- |
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291 // CIAUpdateStarter::UidForExecutableL |
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292 // Find Uid for executable |
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293 // --------------------------------------------------------------------------- |
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294 // |
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295 void CIAUpdateStarter::UidForExecutableL( TUid& aUid ) const |
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296 { |
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297 aUid = TUid::Null(); |
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298 RApaLsSession lsSession; |
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299 User::LeaveIfError( lsSession.Connect() ); |
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300 CleanupClosePushL( lsSession ); |
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301 lsSession.GetAllApps(); |
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302 TApaAppInfo appInfo; |
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303 TInt err = KErrNone; |
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304 while ( err == KErrNone ) |
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305 { |
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306 err = lsSession.GetNextApp( appInfo ); |
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307 TFileName fullName = appInfo.iFullName; |
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308 TParse parse; |
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309 parse.Set( fullName, NULL, NULL); |
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310 if ( parse.NameAndExt().CompareF( *iCommandLineExecutable ) == 0 ) |
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311 { |
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312 aUid = appInfo.iUid; |
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313 err = RApaLsSession::ENoMoreAppsInList; |
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314 } |
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315 } |
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316 CleanupStack::PopAndDestroy( &lsSession ); |
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317 } |
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318 |
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319 // --------------------------------------------------------------------------- |
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320 // CIAUpdateStarter::ProcessStartDelayComplete |
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321 // |
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322 // --------------------------------------------------------------------------- |
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323 // |
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324 void CIAUpdateStarter::ProcessStartDelayComplete( TInt /*aError*/ ) |
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325 { |
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326 delete iProcessStartTimer; |
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327 iProcessStartTimer = NULL; |
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328 TRAPD( err, StartProcessL() ); |
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329 TRAP_IGNORE( iStarterObserver->StartExecutableCompletedL( err ) ); |
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330 iStarterObserver = NULL; |
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331 } |
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332 |
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333 // --------------------------------------------------------------------------- |
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334 // CIAUpdateStarter::BackgroundDelayComplete |
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335 // |
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336 // --------------------------------------------------------------------------- |
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337 // |
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338 void CIAUpdateStarter::BackgroundDelayComplete( TInt /*aError*/ ) |
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339 { |
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340 |
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341 } |
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342 |
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343 // --------------------------------------------------------------------------- |
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344 // CIAUpdateStarter::ForegroundDelayComplete |
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345 // |
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346 // --------------------------------------------------------------------------- |
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347 // |
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348 void CIAUpdateStarter::ForegroundDelayComplete( TInt /*aError*/ ) |
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349 { |
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350 |
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351 } |
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352 |
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353 // --------------------------------------------------------------------------- |
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354 // CIAUpdateStarter::StartProcessL |
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355 // |
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356 // --------------------------------------------------------------------------- |
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357 // |
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358 void CIAUpdateStarter::StartProcessL() |
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359 { |
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360 RProcess process; |
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361 TInt err = process.Create( *iCommandLineExecutable, KNullDesC ); |
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362 if ( err != KErrNone ) |
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363 { |
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364 return; // process is already running or some error, nothing to do than return |
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365 } |
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366 else |
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367 { |
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368 CleanupClosePushL( process ); |
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369 CApaCommandLine* commandLine = CApaCommandLine::NewLC(); |
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370 commandLine->SetDocumentNameL( KNullDesC ); |
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371 commandLine->SetExecutableNameL( *iCommandLineExecutable ); |
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372 commandLine->SetCommandL( EApaCommandBackground ); |
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373 if ( iCommandLineArguments->Length() > 0 ) |
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374 { |
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375 commandLine->SetTailEndL( *iCommandLineArguments ); |
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376 } |
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377 commandLine->SetProcessEnvironmentL( process ); |
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378 CleanupStack::PopAndDestroy( commandLine ); |
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379 |
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380 process.Resume(); |
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381 CleanupStack::PopAndDestroy( &process ); |
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382 |
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383 iExeStarted = ETrue; |
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384 } |
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385 } |
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386 |
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387 |
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388 |
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389 // End of File |