1 /* |
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2 * Copyright (c) 2009 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 * |
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16 */ |
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17 #include "afobservertask.h" |
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18 #include "activitycmd.h" |
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19 |
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20 // ----------------------------------------------------------------------------- |
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21 /** |
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22 * Constructor for performing 1st stage construction |
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23 * @param globalStorage - global observers storage |
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24 * @param localStorage - local observers storage |
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25 * @param msg - request message |
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26 */ |
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27 CAfObserverTask::CAfObserverTask(MAfTaskStorage& globalStorage, |
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28 MAfTaskStorage& localStorage, |
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29 const RMessage2& msg) |
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30 : |
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31 mGlobalStorage(globalStorage), |
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32 mLocalStorage(localStorage), |
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33 mMsg(msg) |
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34 { |
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35 // No implementation required |
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36 } |
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37 |
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38 // ----------------------------------------------------------------------------- |
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39 /** |
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40 * Destructor. |
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41 */ |
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42 CAfObserverTask::~CAfObserverTask() |
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43 { |
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44 mData.Close(); |
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45 } |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 /** |
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49 * Handle observer request. |
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50 * @param globalStorage - global observers storage |
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51 * @param localStorage - local observers storage |
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52 * @param msg - request message |
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53 */ |
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54 |
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55 void CAfObserverTask::ExecuteLD(MAfTaskStorage& globalStorage, |
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56 MAfTaskStorage& localStorage, |
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57 const RMessage2& msg) |
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58 { |
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59 CAfObserverTask *self = new(ELeave)CAfObserverTask(globalStorage, |
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60 localStorage, |
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61 msg); |
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62 CleanupStack::PushL(self); |
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63 globalStorage.PushL(self); |
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64 CleanupStack::Pop(self); |
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65 } |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 /** |
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69 * Interface implementation |
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70 * @see CActivityTask::Data() |
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71 */ |
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72 const TDesC8& CAfObserverTask::Data() const |
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73 { |
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74 return mData; |
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75 } |
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76 |
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77 // ----------------------------------------------------------------------------- |
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78 /** |
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79 * Interface implementation |
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80 * @see CActivityTask::BroadcastReceivedL(const RMessage2&) |
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81 */ |
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82 void CAfObserverTask::BroadcastReceivedL(const RMessage2& msg) |
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83 { |
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84 if(EFalse != mMsg.IsNull()) { |
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85 mGlobalStorage.Pop(this);// |
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86 mLocalStorage.Pop(this); |
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87 delete this; |
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88 } else if (WaitActivity == mMsg.Function() && |
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89 LaunchActivity == msg.Function()) { |
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90 TPckgBuf<TInt> observerdId; |
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91 mMsg.ReadL(KRequestAppIdOffset, observerdId); |
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92 |
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93 TPckgBuf<TInt> requestedId; |
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94 msg.ReadL(KRequestAppIdOffset, requestedId); |
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95 if (observerdId() == requestedId()) { |
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96 if (msg.GetDesLength(KRequestActOffset) > mData.MaxLength()) { |
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97 mData.ReAllocL(msg.GetDesLength(1)); |
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98 } |
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99 msg.ReadL(KRequestActOffset, mData, 0); |
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100 WriteResponseL(); |
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101 mLocalStorage.PushL(this); |
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102 mGlobalStorage.Pop(this); |
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103 mMsg.Complete(KErrNone); |
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104 } |
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105 } else if (WaitActivity == mMsg.Function() && |
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106 CancelWait == msg.Function() && |
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107 mMsg.Session() == msg.Session()) { |
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108 mGlobalStorage.Pop(this); |
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109 mMsg.Complete(KErrCancel); |
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110 delete this; |
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111 } else if (NotifyChange == mMsg.Function() && |
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112 CancelNotify == msg.Function() && |
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113 mMsg.Session() == msg.Session()) { |
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114 mGlobalStorage.Pop(this); |
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115 mMsg.Complete(KErrCancel); |
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116 delete this; |
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117 } else if(NotifyChange == mMsg.Function() && |
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118 (AddActivity == msg.Function() || |
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119 UpdateActivity == msg.Function() || |
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120 RemoveActivity == msg.Function() || |
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121 RemoveApplicationActivities == msg.Function())){ |
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122 mMsg.Complete(KErrNone); |
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123 mGlobalStorage.Pop(this); |
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124 delete this; |
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125 } |
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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 * Write response data to requested message |
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131 */ |
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132 void CAfObserverTask::WriteResponseL() |
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133 { |
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134 mMsg.WriteL(KResponseDataSizeOffset, TPckgBuf<TInt>(mData.Length()));//write data size |
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135 mMsg.WriteL(KResponseIdOffset, TPckgBuf<CBase*>(this));//task identyfier |
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136 } |
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137 |
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138 // ----------------------------------------------------------------------------- |
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139 /** |
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140 * Returns ETrue if task is related with session argument |
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141 */ |
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142 TBool CAfObserverTask::IsSessionTask(const CSession2* session) |
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143 { |
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144 return mMsg.Session() == session ? ETrue : EFalse; |
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145 } |
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