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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: Class definition for the MCC QoS Event Monitor |
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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 |
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21 #ifndef MCCQOSEVENTMONITOR_H |
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22 #define MCCQOSEVENTMONITOR_H |
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23 |
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24 // INCLUDES |
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25 #include <e32base.h> |
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26 #include <es_sock.h> |
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27 |
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28 // FORWARD DECLARATIONS |
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29 class MMccQosEventObserver; |
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30 |
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31 // CLASS DECLARATION |
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32 |
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33 /** |
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34 * CMccQosEventMonitor for handling events from RSubConnection |
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35 * |
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36 * CMccQosEventMonitor receives subconnection(Qos) events from RSubConnection |
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37 * class. Events are delivered to MCC subcontroller as callbacks. |
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38 * |
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39 * @lib mccqosplugin.lib |
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40 * @since S60 3.1 |
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41 */ |
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42 NONSHARABLE_CLASS( CMccQosEventMonitor ) : public CActive |
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43 { |
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44 #ifdef TEST_EUNIT |
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45 friend class UT_CMccQosEventMonitor; |
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46 #endif |
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47 |
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48 public: |
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49 |
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50 /** |
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51 * Create a CMccQosEventMonitor object using two phase construction, |
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52 * and return a pointer to the created object. |
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53 * |
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54 * @since S60 3.1 |
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55 * @param aObserver observer to asynchronous completion |
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56 * @param handle to RSubConnection object |
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57 * @return Instance of class interface |
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58 */ |
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59 static CMccQosEventMonitor* NewL( MMccQosEventObserver& aObserver, |
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60 RSubConnection& aSubConnection ); |
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61 |
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62 /** |
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63 * Create a CMccQosEventMonitor object using two phase construction, |
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64 * and return a pointer to the created object. |
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65 * |
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66 * @since S60 3.1 |
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67 * @param aObserver observer to asynchronous completion |
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68 * @param handle to RSubConnection object |
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69 * @return Instance of class interface |
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70 */ |
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71 static CMccQosEventMonitor* NewLC( MMccQosEventObserver& aObserver, |
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72 RSubConnection& aSubConnection ); |
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73 |
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74 /** |
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75 * Destructor |
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76 * |
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77 * @return void |
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78 */ |
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79 virtual ~CMccQosEventMonitor(); |
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80 |
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81 protected: // from CActive |
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82 |
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83 /** |
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84 * Callback function. Invoked to handle responses from the server. |
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85 * |
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86 * @return void |
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87 */ |
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88 void RunL(); |
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89 |
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90 /** |
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91 * Cancel any outstanding operation. |
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92 * |
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93 * @return void |
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94 */ |
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95 void DoCancel(); |
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96 |
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97 /** |
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98 * RunL error handling |
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99 * |
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100 * @return TInt System-wide error code |
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101 */ |
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102 TInt RunError( TInt aError ); |
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103 |
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104 private: |
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105 |
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106 /** |
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107 * Perform the first phase of two phase construction. |
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108 * |
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109 * @since S60 3.1 |
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110 * @param aObserver observer to asynchronous completion |
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111 * @param handle to RSubConnection object |
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112 * @return void |
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113 */ |
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114 CMccQosEventMonitor( MMccQosEventObserver& aObserver, |
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115 RSubConnection& aSubConnection ); |
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116 |
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117 /** |
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118 * By default Symbian 2nd phase constructor is private. |
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119 * |
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120 * @since S60 v3.1 |
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121 * @return void |
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122 */ |
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123 void ConstructL(); |
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124 |
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125 /** |
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126 * Set active object active and start listening for QoS events |
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127 * from RSubConnection. |
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128 * |
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129 * @since S60 3.1 |
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130 * @return void |
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131 */ |
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132 void StartListenL(); |
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133 |
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134 private: // data |
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135 |
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136 /** |
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137 * Observer to report QoS status/error information |
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138 */ |
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139 MMccQosEventObserver& iEventObserver; |
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140 |
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141 /** |
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142 * Buffer for QoS events |
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143 */ |
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144 TNotificationEventBuf iQoSNotifBuffer; |
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145 |
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146 /** |
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147 * Reference to current subconnection Handle |
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148 */ |
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149 RSubConnection& iSubConnection; |
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150 |
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151 /** |
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152 * Last error reported from RSubConnection channel |
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153 */ |
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154 TInt iLastError; |
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155 |
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156 }; |
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157 |
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158 #endif // MCCQOSEVENTMONITOR_H |
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159 |
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160 // End of File |