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1 /* |
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2 * Copyright (c) 2007 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: Class for dismount watcher |
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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 // INCLUDES |
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20 #include <e32std.h> |
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21 #include <f32file.h> |
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22 #include "dismountwatcher.h" |
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23 #include "disknotifyhandler.h" |
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24 #include "disknotifyhandlerdebug.h" |
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25 |
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26 |
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27 // ======== LOCAL FUNCTIONS ======== |
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28 |
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29 // --------------------------------------------------------------------------- |
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30 // SetEvent |
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31 // --------------------------------------------------------------------------- |
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32 // |
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33 inline static void SetEvent( |
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34 MDiskNotifyHandlerCallback::TDismountEvent& aEvent, |
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35 TInt aDrive ) |
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36 { |
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37 aEvent.iDrive = aDrive; |
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38 } |
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39 |
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40 |
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41 // ======== MEMBER FUNCTIONS ======== |
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42 |
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43 // --------------------------------------------------------------------------- |
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44 // CDismountWatcher::CDismountWatcher |
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45 // --------------------------------------------------------------------------- |
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46 // |
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47 CDismountWatcher::CDismountWatcher( |
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48 MDiskNotifyHandlerCallback& aCallback, |
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49 RFs& aFs, |
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50 RPointerArray< CDismountWatcher >& aWatcherList, |
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51 TInt aDrive ) : |
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52 CDiskWatcherBase( aCallback, aFs ), |
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53 iWatcherList( aWatcherList ), |
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54 iDrive( aDrive ) |
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55 { |
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56 FUNC_LOG |
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57 } |
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58 |
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59 // --------------------------------------------------------------------------- |
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60 // CDismountWatcher::ConstructL |
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61 // --------------------------------------------------------------------------- |
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62 // |
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63 void CDismountWatcher::ConstructL() |
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64 { |
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65 FUNC_LOG |
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66 |
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67 iWatcherList.InsertInOrderL( this, CompareFindObject ); |
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68 Activate(); |
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69 } |
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70 |
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71 // --------------------------------------------------------------------------- |
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72 // CDismountWatcher::NewL |
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73 // --------------------------------------------------------------------------- |
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74 // |
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75 CDismountWatcher* CDismountWatcher::NewL( |
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76 MDiskNotifyHandlerCallback& aCallback, |
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77 RFs& aFs, |
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78 RPointerArray< CDismountWatcher >& aWatcherList, |
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79 TInt aDrive ) |
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80 { |
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81 FUNC_LOG |
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82 |
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83 CDismountWatcher* self = new ( ELeave ) CDismountWatcher( |
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84 aCallback, aFs, aWatcherList, aDrive ); |
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85 CleanupStack::PushL( self ); |
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86 self->ConstructL(); |
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87 CleanupStack::Pop( self ); |
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88 return self; |
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89 } |
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90 |
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91 // --------------------------------------------------------------------------- |
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92 // CDismountWatcher::~CDismountWatcher |
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93 // --------------------------------------------------------------------------- |
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94 // |
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95 CDismountWatcher::~CDismountWatcher() |
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96 { |
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97 FUNC_LOG |
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98 |
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99 Cancel(); |
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100 } |
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101 |
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102 // --------------------------------------------------------------------------- |
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103 // CDismountWatcher::CompareFind |
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104 // --------------------------------------------------------------------------- |
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105 // |
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106 TInt CDismountWatcher::CompareFind( |
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107 const TInt* aDrive, |
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108 const CDismountWatcher& aWatcher ) |
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109 { |
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110 return Compare( *aDrive, aWatcher.iDrive ); |
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111 } |
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112 |
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113 // --------------------------------------------------------------------------- |
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114 // CDismountWatcher::CompareFindObject |
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115 // --------------------------------------------------------------------------- |
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116 // |
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117 TInt CDismountWatcher::CompareFindObject( |
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118 const CDismountWatcher& aWatcher1, |
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119 const CDismountWatcher& aWatcher2 ) |
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120 { |
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121 return Compare( aWatcher1.iDrive, aWatcher2.iDrive ); |
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122 } |
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123 |
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124 // --------------------------------------------------------------------------- |
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125 // CDismountWatcher::WatcherError |
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126 // --------------------------------------------------------------------------- |
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127 // |
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128 void CDismountWatcher::WatcherError( |
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129 TInt aError, |
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130 const TBool& aKilled ) |
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131 { |
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132 FUNC_LOG |
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133 |
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134 LOG_IF_ERROR2( |
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135 aError, |
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136 "CDismountWatcher::WatcherError-iDrive=%d,aError=%d", |
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137 iDrive, aError ) |
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138 |
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139 MDiskNotifyHandlerCallback::TDismountEvent event; |
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140 SetEvent( event, iDrive ); |
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141 Callback().HandleNotifyDismount( aError, event ); |
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142 if ( aKilled ) |
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143 { |
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144 return; |
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145 } |
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146 // Remove useless watcher if not manually activated from callback |
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147 if ( !IsActive() ) |
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148 { |
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149 RemoveFromListAndDestroy(); |
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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 // CDismountWatcher::ReactivateWatcher |
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155 // --------------------------------------------------------------------------- |
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156 // |
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157 void CDismountWatcher::ReactivateWatcher() |
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158 { |
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159 FUNC_LOG |
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160 |
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161 // Automatic reactivation is not required |
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162 } |
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163 |
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164 // --------------------------------------------------------------------------- |
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165 // CDismountWatcher::RunWatcher |
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166 // --------------------------------------------------------------------------- |
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167 // |
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168 void CDismountWatcher::RunWatcher( const TBool& aKilled ) |
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169 { |
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170 FUNC_LOG |
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171 |
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172 INFO_LOG1( "CDismountWatcher::RunWatcher-iDrive=%d", iDrive ) |
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173 |
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174 iWaitConfirm = ETrue; |
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175 MDiskNotifyHandlerCallback::TDismountEvent event; |
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176 SetEvent( event, iDrive ); |
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177 Callback().HandleNotifyDismount( KErrNone, event ); |
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178 if ( aKilled ) |
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179 { |
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180 return; |
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181 } |
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182 iWaitConfirm = EFalse; |
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183 // Remove useless watcher if not manually activated from callback |
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184 if ( !IsActive() ) |
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185 { |
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186 RemoveFromListAndDestroy(); |
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187 } |
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188 } |
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189 |
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190 // --------------------------------------------------------------------------- |
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191 // CDismountWatcher::CancelWatcher |
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192 // --------------------------------------------------------------------------- |
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193 // |
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194 void CDismountWatcher::CancelWatcher() |
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195 { |
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196 FUNC_LOG |
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197 |
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198 INFO_LOG1( "CDismountWatcher::CancelWatcher-iDrive=%d", iDrive ) |
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199 |
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200 Fs().NotifyDismountCancel( iStatus ); |
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201 } |
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202 |
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203 // --------------------------------------------------------------------------- |
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204 // CDismountWatcher::Activate |
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205 // --------------------------------------------------------------------------- |
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206 // |
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207 void CDismountWatcher::Activate() |
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208 { |
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209 FUNC_LOG |
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210 |
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211 if ( !IsActive() ) |
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212 { |
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213 INFO_LOG1( "CDismountWatcher::Activate-iDrive=%d", iDrive ) |
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214 Fs().NotifyDismount( iDrive, iStatus, EFsDismountRegisterClient ); |
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215 SetActive(); |
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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 // CDismountWatcher::AllowDismount |
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221 // --------------------------------------------------------------------------- |
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222 // |
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223 TInt CDismountWatcher::AllowDismount() |
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224 { |
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225 FUNC_LOG |
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226 |
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227 INFO_LOG2( |
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228 "CDismountWatcher::AllowDismount-iDrive=%d,iWaitConfirm=%d", |
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229 iDrive, iWaitConfirm ) |
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230 |
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231 if ( !iWaitConfirm ) |
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232 { |
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233 return KErrNone; |
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234 } |
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235 |
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236 TInt ret( Fs().AllowDismount( iDrive ) ); |
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237 LOG_IF_ERROR2( |
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238 ret, |
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239 "CDismountWatcher::AllowDismount-iDrive=%d,ret=%d", |
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240 iDrive, ret ) |
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241 return ret; |
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242 } |
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243 |
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244 // --------------------------------------------------------------------------- |
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245 // CDismountWatcher::RemoveFromListAndDestroy |
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246 // --------------------------------------------------------------------------- |
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247 // |
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248 void CDismountWatcher::RemoveFromListAndDestroy() |
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249 { |
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250 FUNC_LOG |
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251 |
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252 TInt i( iWatcherList.FindInOrder( this, CompareFindObject ) ); |
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253 if ( i >= 0 && i < iWatcherList.Count() ) |
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254 { |
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255 INFO_LOG2( |
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256 "CDismountWatcher::RemoveFromListAndDestroy-iDrive=%d,i=%d", |
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257 iDrive, i ) |
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258 iWatcherList.Remove( i ); |
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259 delete this; |
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260 } |
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261 } |
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262 |
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263 // End of File |