1 /* |
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2 * Copyright (c) 2003-2008 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: Monitors AT command requests. |
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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 CPECLIENTCOMMANDHANDLERMONITOR_H |
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21 #define CPECLIENTCOMMANDHANDLERMONITOR_H |
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22 |
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23 // INCLUDES |
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24 #include <e32base.h> |
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25 #include <cphcltcommandhandler.h> |
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26 #include <cphcltcallnotify.h> |
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27 #include <rphcltserver.h> |
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28 #include <pevirtualengine.h> |
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29 #include <mphcltcomhandrequestobserver.h> |
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30 |
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31 // FORWARD DECLARATIONS |
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32 class MPEPhoneModelInternal; |
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33 class MPECallHandling; |
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34 class CPEMessageHandler; |
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35 class CPEManualCallControlHandler; |
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36 |
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37 |
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38 /** |
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39 * Monitors AT command requests. |
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40 */ |
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41 NONSHARABLE_CLASS( CPEClientCommandHandlerMonitor ) : public CBase, |
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42 public MPhCltComHandRequestObserver |
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43 { |
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44 public: // Constructors and destructor |
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45 |
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46 /** |
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47 * Two-phased constructor. |
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48 * @return Pointer to created CPEClientCommandHandlerMonitor instance. |
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49 */ |
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50 static CPEClientCommandHandlerMonitor* NewL( |
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51 MPECallHandling& aCallHandling, |
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52 CPEMessageHandler& aMessageHandler, |
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53 MPEPhoneModelInternal& aModel, |
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54 RPhCltServer& aPhoneServer, |
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55 CPEManualCallControlHandler& aManualCallControlHandler ); |
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56 |
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57 /** |
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58 * Destructor. |
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59 */ |
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60 virtual ~CPEClientCommandHandlerMonitor(); |
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61 |
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62 public: // New functions |
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63 |
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64 /** |
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65 * Start listening for AT command requests. |
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66 */ |
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67 void Start(); |
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68 |
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69 /** |
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70 * Sends response to AT command request |
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71 * and starts listening again. |
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72 * |
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73 * @param aErrorCode Symbian OS error code of the success of the command. |
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74 */ |
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75 void Respond( const TInt aErrorCode ); |
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76 |
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77 /** |
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78 * Sends response to atd command. |
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79 * |
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80 * @param aFlag ETrue if dialing started. |
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81 */ |
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82 void DoCompleteCmdAtd( TBool aFlag ); |
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83 |
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84 // from MPhCltComHandRequestObserver |
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85 /** |
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86 * Handles completed request. |
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87 */ |
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88 void ComHandRequest(); |
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89 |
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90 /** |
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91 * Cancels pending request. |
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92 */ |
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93 void Cancel(); |
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94 |
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95 /** |
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96 * Tells whether this monitor is active. |
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97 */ |
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98 TBool IsActive(); |
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99 |
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100 |
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101 |
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102 private: // Constructors |
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103 |
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104 /** |
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105 * Constructor. |
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106 */ |
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107 CPEClientCommandHandlerMonitor( |
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108 MPECallHandling& aCallHandling, |
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109 CPEMessageHandler& aMessageHandler, |
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110 MPEPhoneModelInternal& aModel, |
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111 RPhCltServer& aPhoneServer, |
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112 CPEManualCallControlHandler& aManualCallControlHandler); |
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113 |
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114 /** |
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115 * By default Symbian 2nd phase constructor is private. |
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116 */ |
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117 void ConstructL(); |
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118 |
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119 private: |
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120 |
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121 /** |
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122 * Sends response to server. |
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123 */ |
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124 void SendResponse( const TInt aResponse ); |
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125 |
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126 /* Handles a leave occurring in the request completion. |
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127 * @since Series60_2.7 |
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128 * @param aError The leave code. |
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129 * @return KErrNone because leave has been handled. |
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130 */ |
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131 TInt RunError( TInt aError ); |
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132 |
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133 |
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134 |
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135 |
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136 /** |
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137 * Handles various BT AT commands |
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138 * |
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139 * @param aArgs command arguments, if any |
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140 * @return TNone |
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141 */ |
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142 void HandleCommandRequestL(const TPhCltComHandCommandParameters& aArgs ); |
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143 |
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144 /** |
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145 * Processing ATA command. |
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146 */ |
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147 void HandleCmdAta(); |
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148 |
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149 /** |
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150 * Processing CHUP command. |
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151 */ |
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152 void HandleCmdChup(); |
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153 |
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154 /** |
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155 * Processing VTS command |
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156 * |
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157 * @param aDtmfTone dtfm tone to be played |
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158 * @param aAction action to be done for a dtmf tone |
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159 * @return none |
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160 */ |
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161 void HandleCmdVtsL( const TPhCltDtmfTone aDtmfTone, |
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162 const TPhCltDtmfAction aAction ); |
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163 |
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164 /** |
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165 * Handles ATD command. |
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166 * @param aPhoneNumber phone number. |
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167 */ |
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168 void HandleCmdAtdL( const TPhCltTelephoneNumber& aPhoneNumber ); |
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169 |
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170 /** |
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171 * Handles CHLD command. |
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172 * @param aChldCommand call parameters. |
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173 * @param aCallNo Call index in GSM. |
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174 */ |
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175 void HandleCmdChldL( |
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176 const TPhCltChldCommand aChldCommand, |
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177 const TUint aCallNo ); |
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178 |
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179 /** |
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180 * Handles mute ringing tone command. |
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181 */ |
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182 void HandleCmdMuteRingingTone(); |
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183 |
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184 /** |
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185 * Handles mute microphone command. |
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186 * @param aMute 0 -> activate mic, 1 -> mute mic |
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187 */ |
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188 void HandleCmdMuteMic( const TBool aMute ); |
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189 |
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190 private: // utility method |
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191 |
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192 /** |
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193 * Finds a conference call or a single call (in that order) in specified |
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194 * state and tries to hang it up. |
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195 * |
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196 * @param aState The call state |
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197 * @return KErrNone if succesfull, otherwise an error code. Especially |
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198 * KErrNotFound if there are no calls in the specified state and |
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199 * KErrGeneral or KErrAlreadyExists if a hangup request already |
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200 * exists for a call in the specified state. |
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201 */ |
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202 TInt HangUp( TPEState aState ); |
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203 |
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204 private: // Data |
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205 |
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206 // PhoneServer session. |
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207 RPhCltServer& iServer; |
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208 // Command handler notifier. |
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209 CPhCltCallNotify* iNotify; |
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210 // Command arguments. |
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211 TPckgBuf< TPhCltComHandCommandParameters > iArgs; |
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212 // Library loader. |
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213 RLibrary iLibrary; |
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214 // MPECallHandling handles call related commands to CallHandling subsystem. |
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215 MPECallHandling& iCallHandling; |
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216 // CPEMessageHandler object which handles messages |
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217 CPEMessageHandler& iMessageHandler; |
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218 // MPEPhoneModelInternal owns this object. |
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219 MPEPhoneModelInternal& iModel; |
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220 // Flag to indicate is the response from Phone UI is outstanding |
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221 TBool iWaitingForResponse; |
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222 // Manual call control handler |
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223 CPEManualCallControlHandler& iManualCallControlHandler; |
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224 |
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225 }; |
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226 |
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227 #endif // CPECLIENTCOMMANDHANDLERMONITOR_H |
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228 |
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229 // End of File |
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