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1 /* |
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2 * Copyright (c) 2010 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 * This file provides the implementation of System Tone Service used |
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16 * by the STS Server. |
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17 */ |
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18 |
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19 #include "sts.h" |
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20 |
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21 class CSts::CPlayerNode |
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22 { |
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23 public: |
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24 CPlayerNode(CStsPlayer* aPlayer); |
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25 CPlayerNode(CStsPlayer* aPlayer, MStsPlayAlarmObserver& aObserver); |
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26 ~CPlayerNode(); |
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27 bool HasObserver(); |
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28 CStsPlayer* Player(); |
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29 MStsPlayAlarmObserver& Observer(); |
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30 private: |
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31 CStsPlayer* iPlayer; |
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32 MStsPlayAlarmObserver* iObserver; |
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33 }; |
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34 |
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35 CSts::CPlayerNode::CPlayerNode(CStsPlayer* aPlayer) : |
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36 iPlayer(aPlayer), iObserver(0) |
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37 { |
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38 } |
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39 |
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40 CSts::CPlayerNode::CPlayerNode(CStsPlayer* aPlayer, |
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41 MStsPlayAlarmObserver& aObserver) : |
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42 iPlayer(aPlayer), iObserver(&aObserver) |
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43 { |
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44 } |
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45 |
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46 CSts::CPlayerNode::~CPlayerNode() |
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47 { |
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48 delete iPlayer; |
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49 } |
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50 |
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51 bool CSts::CPlayerNode::HasObserver() |
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52 { |
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53 return iObserver != 0; |
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54 } |
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55 |
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56 CStsPlayer* CSts::CPlayerNode::Player() |
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57 { |
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58 return iPlayer; |
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59 } |
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60 |
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61 MStsPlayAlarmObserver& CSts::CPlayerNode::Observer() |
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62 { |
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63 return *iObserver; |
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64 } |
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65 |
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66 /*static*/CSts* CSts::Create() |
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67 { |
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68 CSts* self = new CSts(); |
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69 if (self != 0) |
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70 { |
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71 bool successful = self->Init(); |
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72 if (!successful) |
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73 { |
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74 delete self; |
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75 self = 0; |
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76 } |
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77 } |
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78 return self; |
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79 } |
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80 |
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81 /*static*/void CSts::Delete(CSts* aSts) |
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82 { |
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83 delete aSts; |
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84 } |
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85 |
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86 CSts::CSts() : |
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87 iNextContext(1) |
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88 { |
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89 } |
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90 |
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91 bool CSts::Init() |
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92 { |
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93 return true; |
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94 } |
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95 |
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96 CSts::~CSts() |
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97 { |
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98 CleanUpPlayers(); |
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99 } |
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100 |
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101 void CSts::PlayTone(CSystemToneService::TToneType aTone) |
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102 { |
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103 CStsPlayer* player = CStsPlayer::CreateTonePlayer(*this, aTone, |
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104 iNextContext); |
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105 if (player != 0) |
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106 { |
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107 iPlayerMap[iNextContext] = new CPlayerNode(player); |
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108 iNextContext++; |
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109 if (iNextContext == 0) |
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110 iNextContext++; |
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111 player->Play(); |
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112 } |
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113 else |
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114 { |
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115 //TODO: Add trace here |
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116 } |
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117 } |
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118 |
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119 void CSts::PlayAlarm(CSystemToneService::TAlarmType aAlarm, |
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120 unsigned int& aAlarmContext, MStsPlayAlarmObserver& aObserver) |
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121 { |
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122 CStsPlayer* player = CStsPlayer::CreateAlarmPlayer(*this, aAlarm, |
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123 iNextContext); |
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124 if (player != 0) |
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125 { |
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126 iPlayerMap[iNextContext] = new CPlayerNode(player, aObserver); |
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127 aAlarmContext = iNextContext; |
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128 iNextContext++; |
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129 if (iNextContext == 0) |
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130 iNextContext++; |
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131 player->Play(); |
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132 } |
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133 else |
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134 { |
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135 //TODO: Add trace here |
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136 aAlarmContext = 0; |
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137 } |
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138 } |
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139 |
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140 void CSts::StopAlarm(unsigned int aAlarmContext) |
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141 { |
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142 CPlayerNode* node = iPlayerMap[aAlarmContext]; |
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143 iPlayerMap.erase(aAlarmContext); |
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144 if (node) |
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145 { |
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146 node->Player()->Stop(); |
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147 delete node; |
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148 } |
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149 else |
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150 { |
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151 //TODO: Add trace here |
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152 } |
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153 } |
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154 |
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155 void CSts::CleanUpPlayers() |
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156 { |
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157 while (!iPlayerMap.empty()) |
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158 { |
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159 //TODO: Add trace here |
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160 StopAlarm(iPlayerMap.begin()->first); |
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161 } |
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162 } |
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163 |
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164 void CSts::PlayComplete(unsigned int aContext) |
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165 { |
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166 CPlayerNode* node = iPlayerMap[aContext]; |
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167 iPlayerMap.erase(aContext); |
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168 if (node) |
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169 { |
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170 CStsPlayer* player = node->Player(); |
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171 if (node->HasObserver()) |
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172 { |
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173 node->Observer().PlayAlarmComplete(aContext); |
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174 } |
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175 delete node; |
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176 } |
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177 else |
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178 { |
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179 // TODO: log unexpected error |
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180 } |
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181 } |