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1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "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: cbsinstallhandler.h |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #ifndef __CBSINSTALLHANDLER_H__ |
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21 #define __CBSINSTALLHANDLER_H__ |
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22 |
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23 #include <e32base.h> |
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24 |
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25 // FORWARD DECLARATIONS |
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26 class RFs; |
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27 |
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28 /** |
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29 * CBSInstallHandler |
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30 * |
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31 * Handles installation and uninstallation of brand packages. |
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32 * Calls external application "bsinstall.exe" to do the actual work. |
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33 * Can Observe the installation directory so that any sis installation |
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34 * can be detected while the server is running. |
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35 * |
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36 */ |
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37 NONSHARABLE_CLASS( CBSInstallHandler ): public CActive |
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38 { |
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39 public: |
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40 |
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41 // Operations for folder synchronization: |
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42 enum TInstallOperation |
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43 { |
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44 // copy files from source to destination if they don't |
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45 // already exists. |
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46 EInstallCopyNewToDest, |
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47 |
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48 // Delete files from source directory if the same |
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49 // files doesn't exist in destination directory. |
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50 EInstallDeleteFromSrc |
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51 }; |
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52 |
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53 public: // constructors |
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54 |
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55 static CBSInstallHandler* NewL(); |
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56 |
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57 virtual ~CBSInstallHandler(); |
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58 |
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59 private: // constructors |
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60 |
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61 void ConstructL(); |
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62 |
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63 CBSInstallHandler(); |
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64 |
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65 public: |
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66 |
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67 /** |
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68 * Uninstall removed brands and installs new brands. |
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69 * This should be called right after construction to sync the |
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70 * installation state. |
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71 */ |
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72 void InstallNewFilesL(); |
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73 |
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74 /** |
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75 * Start observing installation folder. Detects new brands if they |
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76 * are installed while the server is active. |
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77 */ |
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78 void StartObservingL(); |
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79 |
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80 /** |
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81 * Stop observing installation folder. All new brands are installed |
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82 * only when calling InstallNewFilesL. |
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83 */ |
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84 void StopObserving(); |
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85 |
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86 private: // From CActive |
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87 |
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88 /** |
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89 * @see CActive |
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90 */ |
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91 void RunL(); |
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92 |
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93 /** |
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94 * @see CActive |
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95 */ |
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96 void DoCancel(); |
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97 |
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98 private: // new methods |
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99 |
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100 /** |
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101 * Launches external installer application. It should install all |
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102 * available brands into server. |
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103 */ |
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104 void LaunchInstallerAppL(); |
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105 |
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106 /** |
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107 * Sync files between aSrcDir and aDestDir, according to given |
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108 * operation. See TInstallOperation for operations. Calls |
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109 * OperationNotifyL before every operation. |
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110 * |
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111 * @param aSrcDir Source directory |
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112 * @param aDestDir Destination directory |
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113 * @param aOperation Sync operation to execute |
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114 * @return ETrue - Something synchronized |
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115 * EFalse - Nothing synchronized |
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116 */ |
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117 TBool SyncFilesL( const TDesC& aSrcDir, const TDesC& aDestDir, |
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118 TInstallOperation aOperation ); |
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119 |
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120 /** |
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121 * Notification that file is about to be synchronized. |
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122 * |
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123 * @param aOperation operation type which will be executed |
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124 * @param aSrcFile file under operation |
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125 */ |
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126 void OperationNotifyL( TInstallOperation aOperation, |
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127 const TDesC& aSrcFile ); |
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128 |
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129 /** |
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130 * check if some version of given brand is installed in |
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131 * branding server. |
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132 * |
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133 * @param aBrand brand installation file to check |
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134 * this has to be brand file name without extension and |
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135 * version information. |
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136 */ |
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137 TBool IsBrandInstalled( const TDesC& aBrand ); |
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138 |
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139 /** |
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140 * Helper method to get servers private path |
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141 * @param aPath contains the path to servers private folder |
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142 * @param aAppend text to add into private path. |
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143 */ |
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144 void GetPrivateFolder( TDes& aPath, const TDesC& aAppend = KNullDesC ); |
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145 |
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146 /** |
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147 * To create a flag file if brand gets discarded |
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148 * @param aSrcFile file under operation |
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149 */ |
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150 void CreateFlagFile(const TDesC& aSrcFile); |
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151 |
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152 /** |
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153 * Checks if an discarded brand exists. |
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154 * (It also writes the RProperty for the bsinstall.exe) |
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155 * |
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156 * @param aDir the folder of the data storages |
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157 * @return ETrue, in case a discarded brand was found, EFalse otherwise |
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158 */ |
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159 TBool CheckForDiscardedBrandsL( const TDesC& aDir ); |
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160 |
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161 |
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162 /** |
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163 * Updates the RProperty. The specified string is added to the |
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164 * RProperty only if RProperty does not contain the same string yet. |
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165 * |
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166 * @param aUninstallationString a string |
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167 */ |
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168 void UpdateRPropertyL( const TDesC& aUninstallationString ); |
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169 |
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170 private: // data |
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171 |
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172 // Own. File server session handle. |
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173 RFs iFs; |
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174 }; |
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175 |
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176 #endif // __CBSINSTALLHANDLER_H__ |
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177 // END OF FILE |