1 /* |
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2 * Copyright (c) 2002-2004 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: Used as an reference implementation. |
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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 #ifndef WIREDACCESSORYKEYEVENTHANDLER_H |
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21 #define WIREDACCESSORYKEYEVENTHANDLER_H |
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22 |
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23 // INCLUDES |
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24 #include <remcon/remconbearerinterface.h> |
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25 #include <remcon/remconbearerplugin.h> |
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26 #include <remcon/remconbearerobserver.h> |
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27 #include <remcon/messagetype.h> // from RemCon |
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28 #include <RemConKeyEventData.h> |
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29 #include "MAdaptation.h" |
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30 |
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31 // CONSTANTS |
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32 |
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33 // MACROS |
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34 |
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35 // DATA TYPES |
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36 |
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37 // FUNCTION PROTOTYPES |
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38 |
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39 // FORWARD DECLARATIONS |
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40 class TBearerParams; |
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41 class TAdaptationMessage; |
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42 |
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43 // CLASS DECLARATION |
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44 |
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45 /** |
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46 * Declaration of CWiredAccessoryKeyEventHandler class. |
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47 */ |
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48 class CWiredAccessoryKeyEventHandler : public CRemConBearerPlugin, public MAdaptation, public MRemConBearerInterface |
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49 { |
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50 public: // Constructors and destructor |
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51 |
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52 /** |
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53 * Two-phased constructor. |
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54 * @param aBearerParams |
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55 */ |
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56 static CWiredAccessoryKeyEventHandler* NewL( TBearerParams& aBearerParams ); |
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57 |
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58 /** |
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59 * Destructor. |
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60 */ |
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61 virtual ~CWiredAccessoryKeyEventHandler(); |
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62 |
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63 private: // Constructors |
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64 |
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65 /** |
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66 * C++ constructor. |
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67 * @param aBearerParams |
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68 */ |
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69 CWiredAccessoryKeyEventHandler( TBearerParams& aBearerParams ); |
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70 |
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71 /** |
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72 * Symbian 2nd phase constructor. |
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73 * @return void |
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74 */ |
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75 void ConstructL(); |
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76 |
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77 private: // Functions from base classes |
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78 |
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79 /** |
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80 * From CRemConBearerPlugin |
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81 * |
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82 * Called by RemCon server to get a pointer to |
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83 * an object which implements the bearer API |
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84 * @param aUid |
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85 * @return TAny* |
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86 */ |
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87 TAny* GetInterface( TUid aUid ); |
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88 |
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89 /** |
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90 * From MRemConBearerInterface |
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91 * |
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92 * Called by RemCon to retrieve a response on a |
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93 * connection. Must only be called as a result |
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94 * of a NewResponse up-call. |
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95 * @param aInterfaceUid |
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96 * @param aTransactionId |
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97 * @param aOperationId |
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98 * @param aData, On success, ownership is returned. |
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99 * @param aAddr |
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100 * @return Error code. |
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101 */ |
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102 TInt GetResponse( TUid& aInterfaceUid, |
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103 TUint& aTransactionId, |
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104 TUint& aOperationId, |
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105 RBuf8& aData, |
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106 TRemConAddress& aAddr ); |
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107 |
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108 /** |
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109 * From MRemConBearerInterface |
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110 * |
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111 * Called by RemCon to retrieve a command on a |
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112 * connection. Must only be called as a result of |
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113 * a NewCommand up-call. |
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114 * @param aInterfaceUid |
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115 * @param aTransactionId |
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116 * @param aOperationId |
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117 * @param aCommandData, On success, ownership is returned. |
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118 * @param aAddr |
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119 * @return Error code. |
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120 */ |
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121 TInt GetCommand( TUid& aInterfaceUid, |
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122 TUint& aTransactionId, |
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123 TUint& aOperationId, |
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124 RBuf8& aCommandData, |
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125 TRemConAddress& aAddr ); |
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126 |
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127 /** |
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128 * From MRemConBearerInterface |
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129 * |
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130 * Called by RemCon to send a command on a connection. |
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131 * The connection is not assumed to exist- the bearer |
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132 * is responsible for bringing up the requested. |
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133 * connection if necessary. |
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134 * @param aInterfaceUid |
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135 * @param aOperationId |
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136 * @param aTransactionId |
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137 * @param aData, On success, ownership is passed. |
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138 * @param aAddr |
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139 * @return Error code. |
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140 */ |
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141 TInt SendCommand( TUid aInterfaceUid, |
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142 TUint aOperationId, |
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143 TUint aTransactionId, |
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144 RBuf8& aData, |
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145 const TRemConAddress& aAddr ); |
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146 |
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147 /** |
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148 * From MRemConBearerInterface |
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149 * |
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150 * Called by RemCon to send a response on a connection. |
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151 * The connection is not assumed to exist- the bearer is |
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152 * responsible for bringing up the requested connection if necessary. |
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153 * @param aInterfaceUid |
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154 * @param aOperationId |
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155 * @param aTransactionId |
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156 * @param aData, On success, ownership is passed. |
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157 * @param aAddr |
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158 * @return Error code. |
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159 */ |
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160 TInt SendResponse( TUid aInterfaceUid, |
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161 TUint aOperationId, |
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162 TUint aTransactionId, |
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163 RBuf8& aData, |
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164 const TRemConAddress& aAddr ); |
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165 |
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166 /** |
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167 * From MRemConBearerInterface |
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168 * |
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169 * Called by RemCon to establish a bearer-level |
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170 * connection to another party. Completion is signalled |
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171 * back in ConnectConfirm. |
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172 * @param aAddr |
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173 * @return void |
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174 */ |
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175 void ConnectRequest( const TRemConAddress& aAddr ); |
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176 |
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177 /** |
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178 * From MRemConBearerInterface |
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179 * |
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180 * Called by RemCon to destroy a bearer-level connection to another party. |
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181 * Completion is signalled back in DisconnectConfirm. |
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182 * @param aAddr |
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183 * @return void |
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184 */ |
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185 void DisconnectRequest( const TRemConAddress& aAddr ); |
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186 |
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187 /** |
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188 * From MRemConBearerInterface |
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189 * |
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190 * Called by RemCon when either (a) the number of controller clients changes |
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191 * from 0 to 1 or from 1 to 0, or (b) the number of target clients changes |
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192 * from 0 to 1 or from 1 to 0. |
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193 * @param aControllerPresent |
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194 * @param aTargetPresent |
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195 */ |
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196 void ClientStatus( TBool aControllerPresent, TBool aTargetPresent ); |
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197 |
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198 /** |
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199 * From MRemConBearerInterface |
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200 * |
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201 * Called by RemCon to get the capabilities required to make/destroy |
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202 * connections over the bearer, and to send and receive messages over |
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203 * the bearer. |
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204 * @return TSecurityPolicy |
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205 */ |
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206 TSecurityPolicy SecurityPolicy() const; |
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207 |
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208 private: // Enumerations |
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209 |
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210 // internal states |
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211 enum TAccKeyEventHandlerState |
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212 { |
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213 EAccKeyEventHandlerStateUnknown = -1, |
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214 EAccKeyEventHandlerStateReady, |
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215 EAccKeyEventHandlerStateNewCommand |
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216 }; |
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217 |
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218 private: // Functions from base classes |
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219 |
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220 /** |
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221 * From MAdaptation |
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222 */ |
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223 |
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224 void ProcessResponseL( TAdaptationMessage& aMessage ); |
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225 |
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226 void ProcessErrorResponseL( TInt aErrorCode, TAdaptationMessage& aMessage ); |
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227 |
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228 void RaiseEventL( TAdaptationMessage& aMessage ); |
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229 |
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230 private: // Data |
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231 |
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232 // internal state |
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233 TAccKeyEventHandlerState iState; |
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234 |
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235 // event data |
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236 TUid iInterfaceUid; |
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237 TUint iOperationId; |
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238 TUint iTransactionId; |
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239 TBuf8<64> iData; |
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240 |
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241 }; |
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242 |
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243 #endif // WIREDACCESSORYKEYEVENTHANDLER_H |
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244 |
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245 // End of File |
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