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1 /* |
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2 * Copyright (c) 2007-2008 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: VOIP Audio Services |
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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 #include <e32base.h> |
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20 #include <voipuplinkstream.h> |
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21 #include <voipdownlinkstream.h> |
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22 #include "VoIPAudioSession.h" |
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23 #include "VoIPDtmfTonePlayerImpl.h" |
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24 |
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25 |
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26 // --------------------------------------------------------------------------- |
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27 // CDTMFTonePlayerImpl::NewL |
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28 // --------------------------------------------------------------------------- |
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29 // |
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30 CDTMFTonePlayerImpl* CDTMFTonePlayerImpl::NewL() |
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31 { |
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32 CDTMFTonePlayerImpl* self = new (ELeave) CDTMFTonePlayerImpl(); |
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33 CleanupStack::PushL(self); |
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34 self->ConstructL(); |
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35 CleanupStack::Pop(self); |
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36 return self; |
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37 } |
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38 |
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39 // --------------------------------------------------------------------------- |
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40 // CDTMFTonePlayerImpl::~CDTMFTonePlayerImpl |
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41 // --------------------------------------------------------------------------- |
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42 // |
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43 CDTMFTonePlayerImpl::~CDTMFTonePlayerImpl() |
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44 { |
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45 Close(); |
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46 |
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47 if (iMsgQComHandler) |
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48 { |
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49 iMsgQComHandler->Cancel(); |
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50 delete iMsgQComHandler; |
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51 } |
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52 |
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53 if (iMsgComQueue.Handle() > 0) |
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54 { |
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55 iMsgComQueue.Close(); |
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56 } |
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57 } |
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58 |
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59 // --------------------------------------------------------------------------- |
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60 // CDTMFTonePlayerImpl::CDTMFTonePlayerImpl |
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61 // --------------------------------------------------------------------------- |
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62 // |
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63 CDTMFTonePlayerImpl::CDTMFTonePlayerImpl() |
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64 { |
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65 } |
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66 |
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67 // --------------------------------------------------------------------------- |
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68 // CDTMFTonePlayerImpl::ConstructL |
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69 // --------------------------------------------------------------------------- |
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70 // |
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71 void CDTMFTonePlayerImpl::ConstructL() |
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72 { |
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73 // Pass ownership to the parent class |
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74 CDTMFTonePlayer::ConstructL(this); |
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75 } |
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76 |
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77 // --------------------------------------------------------------------------- |
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78 // CDTMFTonePlayerImpl::Open |
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79 // --------------------------------------------------------------------------- |
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80 // |
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81 TInt CDTMFTonePlayerImpl::Open(MDTMFToneObserver& aObserver) |
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82 { |
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83 TInt err = KErrNotReady; |
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84 iObserver = &aObserver; |
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85 |
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86 TRAP(err, StartMsgQueueL()); |
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87 if (iVoIPAudioSession && err == KErrNone) |
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88 { |
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89 err = iVoIPAudioSession->OpenDTMFTonePlayer(); |
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90 } |
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91 |
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92 return err; |
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93 } |
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94 |
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95 // --------------------------------------------------------------------------- |
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96 // CDTMFTonePlayerImpl::Play |
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97 // --------------------------------------------------------------------------- |
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98 // |
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99 TInt CDTMFTonePlayerImpl::Play(const TPtr aTones) |
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100 { |
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101 TInt err = KErrNotReady; |
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102 |
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103 if (iVoIPAudioSession) |
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104 { |
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105 err = iVoIPAudioSession->PlayDTMFTone(aTones); |
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106 } |
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107 |
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108 return err; |
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109 } |
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110 |
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111 // --------------------------------------------------------------------------- |
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112 // CDTMFTonePlayerImpl::Stop |
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113 // --------------------------------------------------------------------------- |
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114 // |
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115 TInt CDTMFTonePlayerImpl::Stop() |
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116 { |
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117 TInt err = KErrNotReady; |
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118 |
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119 if (iVoIPAudioSession) |
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120 { |
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121 err = iVoIPAudioSession->StopDTMFTonePlay(); |
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122 } |
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123 |
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124 return err; |
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125 } |
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126 |
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127 // --------------------------------------------------------------------------- |
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128 // CDTMFTonePlayerImpl::Close |
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129 // --------------------------------------------------------------------------- |
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130 // |
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131 void CDTMFTonePlayerImpl::Close() |
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132 { |
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133 if (iVoIPAudioSession) |
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134 { |
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135 iVoIPAudioSession->CloseDTMFTonePlayer(); |
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136 } |
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137 } |
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138 |
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139 // --------------------------------------------------------------------------- |
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140 // CDTMFTonePlayerImpl::AddVoIPAudioUplinkStream |
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141 // --------------------------------------------------------------------------- |
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142 // |
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143 TInt CDTMFTonePlayerImpl::AddVoIPAudioUplinkStream( |
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144 CVoIPAudioUplinkStream& /*aStream*/, |
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145 RVoIPAudioSession* aSession) |
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146 { |
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147 TInt err = KErrNone; |
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148 iVoIPAudioSession = aSession; |
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149 |
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150 if (!iVoIPAudioSession) |
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151 { |
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152 err = KErrNotFound; |
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153 } |
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154 else |
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155 { |
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156 iStreamType = EUplink; |
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157 } |
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158 |
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159 return err; |
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160 } |
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161 |
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162 // --------------------------------------------------------------------------- |
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163 // CDTMFTonePlayerImpl::RemoveVoIPAudioUplinkStream |
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164 // --------------------------------------------------------------------------- |
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165 // |
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166 TInt CDTMFTonePlayerImpl::RemoveVoIPAudioUplinkStream( |
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167 CVoIPAudioUplinkStream& /*aStream*/) |
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168 { |
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169 iVoIPAudioSession = NULL; |
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170 return KErrNone; |
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171 } |
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172 |
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173 // --------------------------------------------------------------------------- |
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174 // CDTMFTonePlayerImpl::AddVoIPAudioDownlinkStream |
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175 // --------------------------------------------------------------------------- |
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176 // |
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177 TInt CDTMFTonePlayerImpl::AddVoIPAudioDownlinkStream( |
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178 CVoIPAudioDownlinkStream& /*aStream*/, |
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179 RVoIPAudioSession* aSession) |
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180 { |
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181 TInt err = KErrNone; |
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182 iVoIPAudioSession = aSession; |
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183 |
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184 if (!iVoIPAudioSession) |
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185 { |
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186 err = KErrNotFound; |
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187 } |
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188 else |
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189 { |
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190 iStreamType = EDownlink; |
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191 } |
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192 |
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193 return err; |
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194 } |
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195 |
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196 // --------------------------------------------------------------------------- |
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197 // CDTMFTonePlayerImpl::RemoveVoIPAudioDownlinkStream |
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198 // --------------------------------------------------------------------------- |
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199 // |
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200 TInt CDTMFTonePlayerImpl::RemoveVoIPAudioDownlinkStream( |
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201 CVoIPAudioDownlinkStream& /*aStream*/) |
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202 { |
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203 iVoIPAudioSession = NULL; |
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204 return KErrNone; |
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205 } |
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206 |
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207 // --------------------------------------------------------------------------- |
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208 // CDTMFTonePlayerImpl::StrartMsgQueueL |
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209 // |
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210 // --------------------------------------------------------------------------- |
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211 // |
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212 void CDTMFTonePlayerImpl::StartMsgQueueL() |
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213 { |
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214 TInt err = KErrNone; |
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215 |
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216 if (iMsgComQueue.Handle() <= 0) |
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217 { |
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218 if (iStreamType == EDownlink) |
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219 { |
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220 err = iMsgComQueue.CreateGlobal(KDTMFToneComQueueDNL, |
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221 KVoIPMsgComQSlots); |
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222 } |
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223 else |
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224 { |
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225 err = iMsgComQueue.CreateGlobal(KDTMFToneComQueueUPL, |
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226 KVoIPMsgComQSlots); |
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227 } |
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228 |
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229 User::LeaveIfError(err); |
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230 } |
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231 |
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232 ReceiveMsgQComHandlerEventsL(); |
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233 } |
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234 |
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235 // --------------------------------------------------------------------------- |
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236 // CDTMFTonePlayerImpl::ReceiveMsgQComHandlerEventsL |
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237 // Starts message queue handler (A/O) to monitor server side events |
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238 // --------------------------------------------------------------------------- |
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239 // |
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240 void CDTMFTonePlayerImpl::ReceiveMsgQComHandlerEventsL() |
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241 { |
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242 if (iMsgQComHandler) |
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243 { |
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244 iMsgQComHandler->Cancel(); |
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245 } |
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246 else |
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247 { |
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248 iMsgQComHandler = CQueueHandler::NewL(this, &iMsgComQueue); |
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249 } |
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250 |
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251 iMsgQComHandler->Start(); |
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252 } |
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253 |
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254 |
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255 // ======== CALLBACK FUNCTIONS ======== |
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256 |
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257 |
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258 // --------------------------------------------------------------------------- |
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259 // CDTMFTonePlayerImpl::Event |
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260 // |
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261 // From MQueueHandlerObserver |
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262 // --------------------------------------------------------------------------- |
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263 // |
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264 void CDTMFTonePlayerImpl::Event(TInt aEventType, TInt aError) |
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265 { |
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266 iObserver->Event(*this, aEventType, aError); |
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267 } |
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268 |
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269 |
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270 // End of file |