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1 /* |
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2 * Copyright (c) 2002-2006 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 the License "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 to receive asynchronous notifications from WLAN drivers. |
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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 #ifndef WLANNOTIFICATIONHANDLER_H |
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20 #define WLANNOTIFICATIONHANDLER_H |
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21 |
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22 #include <e32base.h> |
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23 |
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24 #include "umac_types.h" |
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25 #include "am_platform_libraries.h" |
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26 |
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27 class RWlanLogicalChannel; |
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28 |
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29 /** |
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30 * Callback interface |
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31 */ |
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32 class MWlanNotificationCallback |
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33 { |
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34 public: |
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35 virtual void OnNotify(const TIndication& aIndication) = 0; |
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36 }; |
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37 |
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38 /** |
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39 * Active Object that receives notifications from driver side |
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40 * @since S60 v.3.0 |
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41 * @lib wlmserversrv.lib |
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42 */ |
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43 NONSHARABLE_CLASS( CWlanNotificationHandler ) : public CActive |
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44 { |
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45 public: // Constructors and destructor |
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46 |
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47 static CWlanNotificationHandler* NewL( |
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48 RWlanLogicalChannel& aChannel, |
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49 MWlanNotificationCallback& aClient ); |
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50 |
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51 /** |
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52 * C++ default constructor. |
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53 * @param aService Interface to request notifirations. |
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54 * @param aClient Interface to forward notifications. |
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55 */ |
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56 CWlanNotificationHandler( |
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57 RWlanLogicalChannel& aChannel, |
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58 MWlanNotificationCallback& aClient ); |
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59 |
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60 /** |
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61 * Destructor. |
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62 */ |
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63 virtual ~CWlanNotificationHandler(); |
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64 |
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65 public: // New methods |
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66 |
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67 /** |
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68 * Activate the handler |
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69 * Handler starts to listen for notifications |
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70 * @since S60 v.3.1 |
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71 * @return error code |
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72 */ |
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73 TInt Start(); |
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74 |
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75 /** |
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76 * Deactivate the handler |
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77 * Handler stops to listen for received management frames |
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78 * @since S60 v.3.1 |
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79 */ |
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80 void Stop(); |
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81 |
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82 public: // Methods from base classes |
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83 |
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84 /** |
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85 * From CActive |
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86 * Cancel waiting. |
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87 */ |
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88 void DoCancel(); |
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89 |
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90 /** |
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91 * From CActive |
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92 * Receive an event.. |
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93 */ |
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94 void RunL(); |
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95 |
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96 protected: |
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97 |
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98 /** |
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99 * ConstructL |
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100 */ |
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101 void ConstructL(); |
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102 |
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103 /** |
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104 * Wait for an event |
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105 */ |
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106 void IssueRequest(); |
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107 |
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108 private: // data |
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109 |
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110 /** |
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111 * Provider of the asynchronous service |
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112 */ |
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113 RWlanLogicalChannel& iChannel; |
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114 |
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115 /** |
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116 * Reference to the client |
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117 */ |
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118 MWlanNotificationCallback& iClient; |
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119 |
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120 /** |
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121 * The indication message to be sent to the client |
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122 */ |
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123 TIndication iIndication; |
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124 |
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125 }; |
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126 |
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127 #endif // WLANNOTIFICATIONHANDLER_H |