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1 /* |
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2 * Copyright (c) 2005 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: |
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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 #include "mcedtmfhandler.h" |
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22 #include "mcemmlogs.h" |
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23 #include "mceevents.h" |
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24 #include "mcesrvstream.h" |
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25 #include "mcesrvsource.h" |
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26 #include "mcecomsession.h" |
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27 #include "mcecommediasource.h" |
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28 #include "mcesrvstreamiterator.h" |
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29 #include <mmccinterface.h> |
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30 |
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31 const TInt KMceDtmfToneMaxLen = 2; |
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32 MCEIDS_DEFINE_SPARE_INDEX_1( KMceDtmfToneIndex ); |
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33 MCEIDS_DEFINE_SPARE_INDEX_2( KMceDtmfToneDurationIndex ); |
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34 |
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35 // ============================ MEMBER FUNCTIONS =============================== |
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36 |
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37 // ----------------------------------------------------------------------------- |
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38 // CMceDtmfHandler::NewL |
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39 // ----------------------------------------------------------------------------- |
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40 // |
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41 CMceDtmfHandler* CMceDtmfHandler::NewL( |
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42 CMceSrvStream& aStream, |
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43 CMccInterface& aMccInterface ) |
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44 { |
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45 CMceDtmfHandler* self = |
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46 new ( ELeave ) CMceDtmfHandler( aStream, aMccInterface ); |
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47 return self; |
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48 } |
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49 |
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50 // ----------------------------------------------------------------------------- |
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51 // CMceDtmfHandler::DtmfL |
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52 // ----------------------------------------------------------------------------- |
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53 // |
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54 void CMceDtmfHandler::DtmfL( |
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55 CMceComMediaSource& aSource, |
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56 TMceComEvent& aEvent, |
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57 const TDesC8& aSequence ) |
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58 { |
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59 MCEMM_DEBUG( "CMceDtmfHandler::DtmfL, Entry" ) |
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60 |
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61 // Store source and stream ids, since multiple sources can use the same |
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62 // dtmf stream.Received dtmf events will be routed to last one who has |
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63 // used the stream. |
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64 |
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65 TMceSrvStreamIterator streams( aSource.MediaStream()->Session()->MccStreams(), |
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66 *aSource.MediaStream() ); |
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67 CMceSrvStream* stream = NULL; |
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68 __ASSERT_ALWAYS( streams.Next( stream ), User::Leave( KErrNotSupported ) ); |
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69 iCurrentUserStreamId = stream->Id(); |
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70 iCurrentUserSourceId = stream->Source().Id(); |
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71 |
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72 MCEMM_DEBUG_DVALUE( "CMceDtmfHandler::DtmfL, current streamId", |
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73 iCurrentUserStreamId ) |
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74 MCEMM_DEBUG_DVALUE( "CMceDtmfHandler::DtmfL, current sourceId", |
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75 iCurrentUserSourceId ) |
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76 |
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77 TMceIds& ids = aEvent.Id(); |
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78 |
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79 switch( aEvent.Action() ) |
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80 { |
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81 case EMceItcIsDtmfActive: |
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82 { |
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83 ids.iSpare1 = IsDtmfActive(); |
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84 break; |
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85 } |
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86 case EMceItcStartDtmfTone: |
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87 { |
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88 TBuf8<KMceDtmfToneMaxLen> tone; |
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89 tone.Append( static_cast<TChar>( ids.Get( KMceDtmfToneIndex ) ) ); |
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90 SendDtmfStringL( KMccDtmfSigStartTone, tone ); |
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91 SetDtmfActive( ETrue ); |
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92 break; |
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93 } |
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94 case EMceItcStopDtmfTone: |
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95 { |
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96 StopDtmfL(); |
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97 break; |
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98 } |
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99 case EMceItcSendDtmfTone: |
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100 { |
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101 TUint32 duration = ids.Get( KMceDtmfToneDurationIndex ); |
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102 TMccDtmfEventType eventType = |
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103 ( duration > 0 ) ? KMccDtmfSigStartTone : KMccDtmfSigSendString; |
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104 TBuf8<KMceDtmfToneMaxLen> tone; |
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105 tone.Append( static_cast<TChar>( ids.Get( KMceDtmfToneIndex ) ) ); |
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106 SendDtmfStringL( eventType, |
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107 tone, |
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108 duration ); |
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109 break; |
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110 } |
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111 case EMceItcSendDtmfToneSequence: |
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112 { |
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113 __ASSERT_ALWAYS( aSequence.Length() > 0, User::Leave( KErrArgument ) ); |
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114 SendDtmfStringL( KMccDtmfSigSendString, aSequence ); |
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115 break; |
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116 } |
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117 case EMceItcCancelSendDtmfToneSequence: |
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118 { |
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119 // Will need checking if some other actions need to be taken here. |
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120 SendDtmfStringL( KMccDtmfSigCancelSending ); |
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121 break; |
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122 } |
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123 default: |
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124 { |
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125 break; |
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126 } |
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127 } |
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128 |
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129 MCEMM_DEBUG( "CMceDtmfHandler::DtmfL, Exit" ) |
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130 } |
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131 |
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132 // ----------------------------------------------------------------------------- |
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133 // CMceDtmfHandler::DtmfReceivedL |
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134 // ----------------------------------------------------------------------------- |
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135 // |
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136 void CMceDtmfHandler::DtmfReceivedL( |
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137 const TMccEvent& aMccEvent, |
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138 TMceMccComEvent& aEvent ) |
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139 { |
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140 const TMccDtmfEventData& dtmfEvent = |
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141 (*reinterpret_cast<const TMccDtmfEventDataPackage*>( |
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142 &aMccEvent.iEventData ))(); |
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143 |
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144 if ( dtmfEvent.iDtmfEventType == KMccDtmfSequenceStop ) |
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145 { |
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146 // This event can be ignored, it just means that one tone of the |
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147 // seuence was completed, KMccDtmfSendingComplete will tell that |
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148 // whole sequence was completed (client will receive as many started |
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149 // events as there is tones but only one completed event). |
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150 aEvent.iEvent = KMccEventNone; |
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151 } |
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152 else |
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153 { |
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154 aEvent.iEventSubType = dtmfEvent.iDtmfEventType; |
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155 aEvent.iStreamId = iCurrentUserStreamId; |
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156 aEvent.iEndpointId = iCurrentUserSourceId; |
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157 |
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158 if ( aEvent.iEventSubType == KMccDtmfManualAbort || |
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159 aEvent.iEventSubType == KMccDtmfSequenceAbort ) |
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160 { |
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161 // Error occured, no need to send stop dtmf event |
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162 SetDtmfActive( EFalse ); |
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163 Cancel(); |
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164 } |
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165 |
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166 MCEMM_DEBUG_DVALUE( "CMceDtmfHandler::DtmfReceivedL, subtype:", aEvent.iEventSubType ) |
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167 } |
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168 } |
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169 |
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170 // ----------------------------------------------------------------------------- |
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171 // CMceDtmfHandler::RunL |
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172 // ----------------------------------------------------------------------------- |
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173 // |
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174 void CMceDtmfHandler::RunL() |
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175 { |
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176 MCEMM_DEBUG( "CMceDtmfHandler::RunL, tone expired" ) |
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177 StopDtmfL(); |
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178 } |
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179 |
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180 // ----------------------------------------------------------------------------- |
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181 // CMceDtmfHandler::DoCancel |
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182 // ----------------------------------------------------------------------------- |
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183 // |
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184 void CMceDtmfHandler::DoCancel() |
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185 { |
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186 MCEMM_DEBUG( "CMceDtmfHandler::DoCancel, stopping dtmf sending" ) |
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187 iTimer.Cancel(); |
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188 if ( IsDtmfActive() ) |
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189 { |
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190 SetDtmfActive( EFalse ); |
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191 TRAP_IGNORE( SendDtmfStringL( KMccDtmfSigStopTone ) ) |
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192 } |
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193 } |
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194 |
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195 // ----------------------------------------------------------------------------- |
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196 // CMceDtmfHandler::RunError |
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197 // ----------------------------------------------------------------------------- |
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198 // |
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199 TInt CMceDtmfHandler::RunError( TInt aError ) |
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200 { |
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201 MCEMM_DEBUG_DVALUE( "CMceDtmfHandler::RunError, error:", aError ) |
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202 if ( aError != KErrNoMemory ) |
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203 { |
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204 aError = KErrNone; |
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205 } |
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206 return aError; |
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207 } |
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208 |
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209 // ----------------------------------------------------------------------------- |
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210 // CMceDtmfHandler::SendDtmfStringL |
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211 // ----------------------------------------------------------------------------- |
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212 // |
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213 void CMceDtmfHandler::SendDtmfStringL( |
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214 TMccDtmfEventType aDtmfEventType, |
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215 const TDesC8& aDtmfString, |
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216 TUint32 aDurationInMicroSecs ) |
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217 { |
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218 MCEMM_DEBUG_DVALUE( "CMceDtmfHandler::SendDtmfString, type:", aDtmfEventType ) |
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219 MCEMM_DEBUG_SVALUE( "CMceDtmfHandler::SendDtmfString, string:", aDtmfString ) |
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220 |
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221 __ASSERT_ALWAYS( aDtmfString.Length() <= KMccMaxDtmfStringLength, |
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222 User::Leave( KErrArgument ) ); |
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223 __ASSERT_ALWAYS( !IsDtmfActive(), User::Leave( KErrInUse ) ); |
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224 |
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225 TMccEvent* event = new ( ELeave ) TMccEvent; |
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226 CleanupStack::PushL( event ); |
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227 |
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228 event->iEventCategory = KMccEventCategoryDtmf; |
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229 event->iEventType = KMccDtmfControl; |
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230 event->iSessionId = iStream.SessionId(); |
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231 event->iLinkId = iStream.LinkId(); |
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232 event->iStreamId = iStream.Id(); |
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233 |
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234 { |
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235 TMccDtmfEventData eventData; |
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236 eventData.iDtmfEventType = aDtmfEventType; |
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237 eventData.iDtmfString.Copy( aDtmfString ); |
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238 TMccDtmfEventDataPackage eventDataBuf( eventData ); |
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239 event->iEventData.Copy( eventDataBuf ); |
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240 } |
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241 |
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242 iMccInterface.SendMediaSignalL( *event ); |
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243 |
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244 CleanupStack::PopAndDestroy( event ); |
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245 |
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246 if ( aDurationInMicroSecs > 0 ) |
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247 { |
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248 MCEMM_DEBUG( "CMceDtmfHandler::SendDtmfString, activate stop timer" ) |
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249 iTimer.After( iStatus, TTimeIntervalMicroSeconds32( aDurationInMicroSecs ) ); |
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250 SetActive(); |
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251 SetDtmfActive( ETrue ); |
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252 } |
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253 |
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254 MCEMM_DEBUG( "CMceDtmfHandler::SendDtmfString, Exit" ) |
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255 } |
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256 |
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257 // ----------------------------------------------------------------------------- |
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258 // CMceDtmfHandler::StopDtmfL |
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259 // ----------------------------------------------------------------------------- |
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260 // |
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261 void CMceDtmfHandler::StopDtmfL() |
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262 { |
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263 MCEMM_DEBUG( "CMceDtmfHandler::StopDtmfL" ) |
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264 |
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265 Cancel(); |
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266 |
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267 if ( IsDtmfActive() ) |
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268 { |
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269 MCEMM_DEBUG( "CMceDtmfHandler::StopDtmfL, stopping dtmf sending" ) |
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270 |
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271 SetDtmfActive( EFalse ); |
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272 SendDtmfStringL( KMccDtmfSigStopTone ); |
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273 } |
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274 } |
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275 |
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276 // ----------------------------------------------------------------------------- |
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277 // CMceDtmfHandler::SetDtmfActive |
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278 // ----------------------------------------------------------------------------- |
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279 // |
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280 void CMceDtmfHandler::SetDtmfActive( TBool aIsActive ) |
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281 { |
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282 iSendingDtmf = aIsActive; |
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283 } |
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284 |
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285 // ----------------------------------------------------------------------------- |
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286 // CMceDtmfHandler::IsDtmfActive |
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287 // ----------------------------------------------------------------------------- |
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288 // |
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289 TBool CMceDtmfHandler::IsDtmfActive() const |
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290 { |
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291 return iSendingDtmf; |
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292 } |
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293 |
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294 // ----------------------------------------------------------------------------- |
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295 // CMceDtmfHandler::~CMceDtmfHandler |
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296 // ----------------------------------------------------------------------------- |
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297 // |
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298 CMceDtmfHandler::~CMceDtmfHandler() |
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299 { |
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300 MCEMM_DEBUG( "CMceDtmfHandler::~CMceDtmfHandler, Entry" ) |
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301 TRAP_IGNORE( StopDtmfL() ); |
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302 iTimer.Close(); |
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303 MCEMM_DEBUG( "CMceDtmfHandler::~CMceDtmfHandler, Exit" ) |
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304 } |
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305 |
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306 // ----------------------------------------------------------------------------- |
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307 // CMceDtmfHandler::CMceDtmfHandler |
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308 // ----------------------------------------------------------------------------- |
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309 // |
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310 CMceDtmfHandler::CMceDtmfHandler( |
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311 CMceSrvStream& aStream, |
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312 CMccInterface& aMccInterface ) : |
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313 CActive( EPriorityStandard ), |
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314 iStream( aStream ), |
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315 iMccInterface( aMccInterface ) |
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316 { |
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317 CActiveScheduler::Add( this ); |
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318 |
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319 iTimer.CreateLocal(); |
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320 } |
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321 |
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322 // End of file |
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323 |