1 /* |
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2 * Copyright (c) 2007-2009 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: Declarations for class CSPAudioHandler |
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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 CSPAUDIOHANDLER_H |
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20 #define CSPAUDIOHANDLER_H |
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21 |
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22 #include <e32base.h> |
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23 #include <sounddevice.h> |
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24 |
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25 #include "mcsppubsubobserver.h" |
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26 #include "mcspcenrepobserver.h" |
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27 |
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28 |
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29 class CSPPubSubListener; |
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30 class CSPCenRepListener; |
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31 class CSPAudioStreams; |
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32 |
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33 /** |
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34 * Handles call adding from calls not done by the plugin. |
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35 * |
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36 */ |
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37 class CSPAudioHandler: public CBase, |
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38 public MCSPPubSubObserver, |
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39 public MCSPCenRepObserver, |
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40 public MDevSoundObserver |
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41 { |
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42 |
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43 public: //Constructors and descructor |
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44 |
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45 /** |
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46 * Two-phased constructing for the monitor. |
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47 * |
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48 * @param aObserver the observer for getting notification |
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49 * @param aLine the line to monitor |
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50 * @param aLineId line identifier |
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51 */ |
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52 static CSPAudioHandler* NewL( ); |
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53 |
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54 /** |
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55 * C++ default destructor. |
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56 */ |
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57 virtual ~CSPAudioHandler( ); |
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58 |
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59 /** |
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60 * Start audio streams. |
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61 */ |
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62 void Start(); |
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63 |
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64 /** |
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65 * Stop audio streams. |
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66 */ |
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67 void Stop(); |
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68 |
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69 /** |
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70 * From base class MCSPPubSubObserver. |
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71 * Handler for changed event. |
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72 * @param aUid uid of setting |
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73 * @param aKey id of setting |
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74 * @param aStatus status of completed AO operation |
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75 */ |
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76 virtual void HandleNotifyPSL( const TUid aUid, const TInt& aKey, |
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77 const TRequestStatus& aStatus ); |
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78 |
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79 /** |
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80 * From base class MCSPCenRepObserver. |
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81 * Handler for changed event. |
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82 * @param aUid uid of setting |
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83 * @param aVal value |
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84 */ |
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85 virtual void CSPAudioHandler::HandleNotifyCenRepL( |
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86 const TUid aUid, |
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87 const TUint32 aKey, |
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88 TInt aVal ); |
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89 |
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90 protected: //From DevSound |
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91 |
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92 /** |
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93 * Handles DevDound initialization completion event. |
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94 * @param aError. KErrNone if successful. Other values are possible |
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95 * indicating a problem initializing CMMFDevSound object. |
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96 */ |
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97 void InitializeComplete( TInt aError ); |
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98 |
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99 /** |
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100 * Handles CMMFDevSound object's data request event. |
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101 * @param aBuffer. Buffer to be filled |
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102 */ |
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103 void BufferToBeFilled( CMMFBuffer* aBuffer ); |
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104 |
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105 /** |
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106 * Handles play completion or cancel event. |
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107 * @param aError. The status of playback |
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108 */ |
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109 void PlayError( TInt aError ); |
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110 |
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111 /** |
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112 * Not Supported |
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113 */ |
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114 void ToneFinished( TInt aError ); |
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115 |
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116 /** |
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117 * Not supported. |
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118 */ |
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119 void BufferToBeEmptied( CMMFBuffer* aBuffer ); |
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120 |
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121 /** |
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122 * Not supported. |
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123 */ |
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124 void RecordError( TInt aError ); |
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125 |
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126 /** |
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127 * Not supported. |
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128 */ |
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129 void ConvertError( TInt aError ); |
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130 |
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131 /** |
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132 * Not supported. |
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133 */ |
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134 void DeviceMessage( TUid aMessageType, const TDesC8& aMsg ); |
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135 |
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136 protected: // From CActive |
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137 /** |
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138 * From CActive |
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139 * RunL |
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140 */ |
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141 void RunL(); |
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142 |
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143 /** |
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144 * From CActive |
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145 * Catches errors if RunL leaves |
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146 * @param aError error code |
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147 * @return error code |
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148 */ |
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149 TInt RunError( TInt aError ); |
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150 |
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151 /** |
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152 * From CActive |
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153 * Cancels the monitor |
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154 */ |
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155 void DoCancel(); |
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156 |
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157 private: |
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158 /** |
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159 * C++ default constructor |
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160 * @param aObserver the observer for status change (incoming call) |
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161 * @param aLine the line associated with the call |
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162 * @param aLineId line identifier |
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163 */ |
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164 CSPAudioHandler( ); |
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165 |
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166 /** |
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167 * Constructs the monitor in the second phase. |
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168 */ |
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169 void ConstructL(); |
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170 |
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171 private: // data |
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172 |
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173 /** |
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174 * Mute listening from Publish&Subscribe. |
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175 */ |
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176 CSPPubSubListener* iMuteListener; |
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177 |
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178 /** |
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179 * Incall loudspeaker listening from Central Repository. |
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180 */ |
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181 CSPCenRepListener* iIncallLoudspeakerVolumeListener; |
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182 |
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183 /** |
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184 * Incall ear volume listening from Central Repository. |
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185 */ |
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186 CSPCenRepListener* iIncallEarVolumeListener; |
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187 |
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188 /** |
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189 * Audio streams handler. |
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190 */ |
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191 CSPAudioStreams* iAudioStreams; |
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192 |
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193 /** |
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194 * Call count |
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195 */ |
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196 TInt iCallCount; |
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197 }; |
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198 |
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199 #endif // CSPAUDIOHANDLER_H |
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