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1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * xSP order organizer |
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16 * |
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17 */ |
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18 |
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19 |
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20 // INCLUDE FILES |
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21 #include <coemain.h> |
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22 #include <s32file.h> |
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23 #include "xSPOrderOrganizer.h" |
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24 #include "CxSPViewInfo.h" |
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25 #include "MxSPFactory.h" |
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26 |
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27 // CONSTANTS |
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28 namespace |
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29 { |
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30 _LIT( KExtOrderFile, "xSPorder.dat" ); |
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31 } |
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32 |
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33 // ==================== MEMBER FUNCTIONS ==================== |
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34 |
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35 void TxSPOrderUnit::ExternalizeL( RWriteStream& aStream ) const |
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36 { |
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37 aStream.WriteUint32L( iId ); |
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38 aStream.WriteUint32L( iViewId ); |
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39 } |
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40 |
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41 void TxSPOrderUnit::InternalizeL( RReadStream& aStream ) |
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42 { |
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43 iId = aStream.ReadUint32L(); |
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44 iViewId = aStream.ReadUint32L(); |
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45 } |
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46 |
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47 TInt xSPOrderOrganizer::CreatePrivateFolder( RFs& aSession, |
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48 TDes& aPath, |
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49 TDriveNumber aDrive ) |
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50 { |
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51 _LIT( KColon, ":" ); |
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52 TChar drive; |
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53 TInt err = aSession.DriveToChar( aDrive, drive ); |
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54 if( !err ) |
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55 { |
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56 err = aSession.CreatePrivatePath( aDrive ); |
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57 if( !err ) |
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58 { |
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59 TFileName path; |
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60 aSession.PrivatePath( path ); |
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61 aPath.Zero(); |
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62 aPath.Append( drive ); |
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63 aPath.Append( KColon ); |
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64 aPath.Append( path ); |
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65 } |
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66 } |
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67 return err; |
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68 } |
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69 |
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70 TInt xSPOrderOrganizer::OrderCheck( RPointerArray<CxSPViewInfo>& aViewIdMap ) |
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71 { |
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72 TInt result( KErrNone ); |
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73 TRAP( result, OrderCheckL( aViewIdMap ) ); |
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74 if( result ) |
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75 { |
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76 // error occured, as a preventive procedure delete the |
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77 // order file, deletion error code is ignored |
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78 DeleteOrderFile(); |
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79 } |
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80 return result; |
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81 } |
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82 |
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83 TInt xSPOrderOrganizer::Reorganize( const RArray<TxSPOrderUnit>& aNewOrder ) |
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84 { |
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85 TInt result( KErrNone ); |
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86 TRAP( result, WriteOrderL( aNewOrder ) ); |
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87 if( result ) |
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88 { |
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89 // error occured, as a preventive procedure delete the |
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90 // order file, deletion error code is ignored |
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91 DeleteOrderFile(); |
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92 } |
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93 return result; |
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94 } |
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95 |
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96 void xSPOrderOrganizer::OrderCheckL( RPointerArray<CxSPViewInfo>& aViewIdMap ) |
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97 { |
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98 RArray<TxSPOrderUnit> newOrder; |
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99 CleanupClosePushL( newOrder ); |
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100 MakeNewOrderL( aViewIdMap, newOrder ); |
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101 WriteOrderL( newOrder ); |
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102 RearrangeExtensionsL( aViewIdMap, newOrder ); |
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103 CleanupStack::PopAndDestroy(); // newOrder |
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104 } |
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105 |
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106 void xSPOrderOrganizer::MakeNewOrderL( RPointerArray<CxSPViewInfo>& aViewIdMap, |
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107 RArray<TxSPOrderUnit>& aNewOrder ) |
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108 { |
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109 // read extOrder array from file |
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110 RFs& fs = CCoeEnv::Static()->FsSession(); |
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111 TFileName orderFile; |
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112 User::LeaveIfError( CreatePrivateFolder( fs, orderFile, EDriveC ) ); |
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113 orderFile.Append( KExtOrderFile ); |
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114 RFileReadStream readStream; |
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115 TInt err = readStream.Open( fs, orderFile, EFileRead ); |
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116 if( !err ) |
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117 { |
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118 CleanupClosePushL( readStream ); |
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119 TUint32 count = readStream.ReadUint32L(); |
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120 for( TUint32 i = 0; i < count; i++ ) |
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121 { |
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122 TxSPOrderUnit next; |
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123 readStream >> next; |
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124 User::LeaveIfError( aNewOrder.Append( next )); |
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125 } |
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126 CleanupStack::PopAndDestroy(); // readStream |
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127 } |
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128 |
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129 // add new installed extensions to aNewOrder array |
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130 for( TInt i = 0; i < aViewIdMap.Count(); i++ ) |
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131 { |
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132 const CxSPViewInfo& viewInfo = *aViewIdMap[i]; |
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133 if( viewInfo.TabView() ) |
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134 { |
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135 TBool found( EFalse ); |
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136 for( TInt j = 0; j < aNewOrder.Count() && !found; j++ ) |
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137 { |
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138 if( viewInfo.Id() == aNewOrder[j].iId && |
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139 viewInfo.OldViewId() == aNewOrder[j].iViewId ) |
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140 { |
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141 found = ETrue; |
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142 } |
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143 } |
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144 if( !found ) |
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145 { |
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146 TxSPOrderUnit next; |
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147 next.iId = viewInfo.Id(); |
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148 next.iViewId = viewInfo.OldViewId(); |
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149 User::LeaveIfError( aNewOrder.Append( next ) ); |
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150 } |
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151 } |
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152 } |
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153 |
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154 // remove uninstalled extensions from aNewOrder array |
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155 for( TInt i = 0; i < aNewOrder.Count(); ) |
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156 { |
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157 TxSPOrderUnit next = aNewOrder[i]; |
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158 TBool found( EFalse ); |
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159 for( TInt j = 0; j < aViewIdMap.Count() && !found; j++ ) |
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160 { |
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161 const CxSPViewInfo& viewInfo = *aViewIdMap[j]; |
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162 if( viewInfo.Id() == next.iId && viewInfo.OldViewId() == next.iViewId ) |
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163 { |
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164 found = ETrue; |
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165 } |
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166 } |
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167 if( found ) |
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168 { |
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169 i++; |
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170 } |
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171 else |
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172 { |
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173 aNewOrder.Remove( i ); |
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174 } |
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175 } |
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176 } |
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177 |
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178 void xSPOrderOrganizer::WriteOrderL( const RArray<TxSPOrderUnit>& aNewOrder ) |
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179 { |
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180 RFs& fs = CCoeEnv::Static()->FsSession(); |
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181 TFileName orderFile; |
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182 User::LeaveIfError( CreatePrivateFolder( fs, orderFile, EDriveC ) ); |
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183 orderFile.Append( KExtOrderFile ); |
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184 // write aNewOrder array to file |
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185 RFileWriteStream writeStream; |
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186 TInt err = writeStream.Replace( fs, orderFile, EFileWrite ); |
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187 if( !err ) |
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188 { |
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189 CleanupClosePushL( writeStream ); |
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190 TUint32 count = aNewOrder.Count(); |
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191 writeStream.WriteUint32L( count ); |
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192 for( TUint32 i = 0; i < count; i++ ) |
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193 { |
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194 writeStream << aNewOrder[i]; |
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195 } |
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196 CleanupStack::PopAndDestroy(); // writeStream |
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197 } |
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198 } |
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199 |
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200 void xSPOrderOrganizer::RearrangeExtensionsL( RPointerArray<CxSPViewInfo>& aViewIdMap, |
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201 const RArray<TxSPOrderUnit>& aNewOrder ) |
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202 { |
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203 // organize extension order |
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204 for( TInt i = 0; i < aNewOrder.Count(); i++ ) |
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205 { |
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206 TxSPOrderUnit next = aNewOrder[i]; |
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207 for( TInt j = 0; j < aViewIdMap.Count(); j++ ) |
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208 { |
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209 const CxSPViewInfo* viewInfo = aViewIdMap[j]; |
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210 if( next.iId == viewInfo->Id() && |
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211 next.iViewId == viewInfo->OldViewId() ) |
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212 { |
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213 aViewIdMap.Remove( j ); |
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214 aViewIdMap.Compress(); |
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215 aViewIdMap.InsertL( viewInfo, i ); |
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216 } |
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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 TInt xSPOrderOrganizer::DeleteOrderFile() |
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222 { |
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223 TInt result( KErrNone ); |
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224 TFileName orderFile; |
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225 RFs& fs = CCoeEnv::Static()->FsSession(); |
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226 TInt err = CreatePrivateFolder( fs, orderFile, EDriveC ); |
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227 if( !err ) |
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228 { |
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229 orderFile.Append( KExtOrderFile ); |
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230 result = fs.Delete( orderFile ); |
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231 } |
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232 else |
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233 { |
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234 result = err; |
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235 } |
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236 return result; |
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237 } |
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238 |
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239 // end of file |