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1 /* |
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2 * Copyright (c) 2006-2007 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: Common waiter for closing self-destruct plugins |
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15 * |
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16 */ |
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17 |
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18 #include "DunCloseWait.h" |
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19 #include "DunDebug.h" |
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20 |
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21 // --------------------------------------------------------------------------- |
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22 // Two-phased constructor. |
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23 // --------------------------------------------------------------------------- |
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24 // |
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25 CDunCloseWait* CDunCloseWait::NewL( MDunCloseWait* aCallback ) |
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26 { |
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27 CDunCloseWait* self = new (ELeave) CDunCloseWait( aCallback ); |
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28 CleanupStack::PushL( self ); |
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29 self->ConstructL(); |
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30 CleanupStack::Pop( self ); |
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31 return self; |
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32 } |
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33 |
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34 // --------------------------------------------------------------------------- |
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35 // Destructor. |
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36 // --------------------------------------------------------------------------- |
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37 // |
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38 CDunCloseWait::~CDunCloseWait() |
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39 { |
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40 FTRACE(FPrint( _L("CDunCloseWait::~CDunCloseWait()" ))); |
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41 ResetData(); |
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42 FTRACE(FPrint( _L("CDunCloseWait::~CDunCloseWait() complete" ))); |
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43 } |
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44 |
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45 // --------------------------------------------------------------------------- |
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46 // Resets data to initial values |
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47 // --------------------------------------------------------------------------- |
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48 // |
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49 void CDunCloseWait::ResetData() |
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50 { |
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51 // IssueRequest() |
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52 Stop(); |
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53 // AddPluginToClose() |
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54 iCloseList.Close(); |
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55 // Internal |
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56 Initialize(); |
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57 } |
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58 |
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59 // --------------------------------------------------------------------------- |
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60 // Adds a new object to be destructed to the list |
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61 // --------------------------------------------------------------------------- |
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62 // |
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63 TInt CDunCloseWait::AddPluginToClose( MDunLocalMediaPlugin* aPluginToClose ) |
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64 { |
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65 FTRACE(FPrint( _L("CDunCloseWait::AddPluginToClose()" ) )); |
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66 if ( !aPluginToClose ) |
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67 { |
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68 FTRACE(FPrint( _L("CDunCloseWait::AddPluginToClose() (ERROR) complete" ) )); |
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69 return KErrGeneral; |
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70 } |
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71 TInt retTemp = iCloseList.Find( aPluginToClose ); |
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72 if ( retTemp != KErrNotFound ) |
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73 { |
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74 FTRACE(FPrint( _L("CDunCloseWait::AddPluginToClose() (already exists) complete" ) )); |
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75 return KErrAlreadyExists; |
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76 } |
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77 retTemp = iCloseList.Append( aPluginToClose ); |
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78 if ( retTemp != KErrNone ) |
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79 { |
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80 FTRACE(FPrint( _L("CDunCloseWait::AddPluginToClose() (append failed!) complete" ) )); |
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81 return retTemp; |
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82 } |
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83 FTRACE(FPrint( _L("CDunCloseWait::AddPluginToClose() complete" ) )); |
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84 return KErrNone; |
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85 } |
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86 |
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87 // --------------------------------------------------------------------------- |
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88 // Issues request to start closing the objects in the close list |
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89 // --------------------------------------------------------------------------- |
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90 // |
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91 TInt CDunCloseWait::IssueRequest() |
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92 { |
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93 FTRACE(FPrint( _L("CDunCloseWait::IssueRequest()" ))); |
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94 if ( IsActive() ) |
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95 { |
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96 FTRACE(FPrint( _L("CDunCloseWait::IssueRequest() (not ready) complete" ))); |
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97 return KErrNotReady; |
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98 } |
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99 iStatus = KRequestPending; |
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100 SetActive(); |
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101 TRequestStatus* requestStatus = &iStatus; |
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102 User::RequestComplete( requestStatus, KErrNone ); |
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103 FTRACE(FPrint( _L("CDunCloseWait::IssueRequest() complete" ))); |
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104 return KErrNone; |
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105 } |
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106 |
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107 // --------------------------------------------------------------------------- |
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108 // Stops closing the objects in the close list |
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109 // --------------------------------------------------------------------------- |
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110 // |
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111 TInt CDunCloseWait::Stop() |
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112 { |
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113 FTRACE(FPrint( _L("CDunCloseWait::Stop()" ))); |
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114 if ( !IsActive() ) |
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115 { |
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116 FTRACE(FPrint( _L("CDunCloseWait::Stop() (not ready) complete" ))); |
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117 return KErrNotReady; |
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118 } |
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119 Cancel(); |
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120 FTRACE(FPrint( _L("CDunCloseWait::Stop() complete" ))); |
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121 return KErrNone; |
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122 } |
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123 |
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124 // --------------------------------------------------------------------------- |
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125 // CDunCloseWait::CDunCloseWait |
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126 // --------------------------------------------------------------------------- |
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127 // |
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128 CDunCloseWait::CDunCloseWait( MDunCloseWait* aCallback ) : |
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129 CActive( EPriorityHigh ), |
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130 iCallback( aCallback ) |
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131 { |
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132 } |
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133 |
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134 // --------------------------------------------------------------------------- |
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135 // CDunCloseWait::ConstructL |
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136 // --------------------------------------------------------------------------- |
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137 // |
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138 void CDunCloseWait::ConstructL() |
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139 { |
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140 FTRACE(FPrint( _L("CDunCloseWait::ConstructL()" ) )); |
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141 if ( !iCallback ) |
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142 { |
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143 User::Leave( KErrGeneral ); |
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144 } |
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145 CActiveScheduler::Add( this ); |
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146 FTRACE(FPrint( _L("CDunCloseWait::ConstructL() complete" ) )); |
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147 } |
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148 |
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149 // --------------------------------------------------------------------------- |
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150 // Initializes this class |
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151 // --------------------------------------------------------------------------- |
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152 // |
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153 void CDunCloseWait::Initialize() |
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154 { |
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155 // Don't initialize iCallback here (it is set through NewL) |
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156 } |
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157 |
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158 // --------------------------------------------------------------------------- |
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159 // From class CActive. |
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160 // Gets called when closing of the plugins should be done |
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161 // --------------------------------------------------------------------------- |
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162 // |
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163 void CDunCloseWait::RunL() |
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164 { |
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165 FTRACE(FPrint( _L("CDunCloseWait::RunL()" ))); |
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166 iCallback->NotifyPluginCloseAfterWait( iCloseList ); |
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167 iCloseList.Reset(); |
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168 FTRACE(FPrint( _L("CDunCloseWait::RunL() complete" ))); |
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169 } |
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170 |
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171 // --------------------------------------------------------------------------- |
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172 // From class CActive. |
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173 // Gets called on cancel |
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174 // --------------------------------------------------------------------------- |
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175 // |
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176 void CDunCloseWait::DoCancel() |
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177 { |
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178 } |