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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the Qt Mobility Components. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #include "s60radiotunercontrol_31.h" |
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43 #include "s60radiotunerservice.h" |
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44 |
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45 #include <QtCore/qdebug.h> |
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46 #include <QFile> |
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47 |
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48 // from AudioPreference.h |
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49 const TInt KAudioPriorityFMRadio = 79; |
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50 const TUint KAudioPrefRadioAudioEvent = 0x03000001; |
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51 |
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52 S60RadioTunerControl::S60RadioTunerControl(QObject *parent) |
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53 : QRadioTunerControl(parent) |
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54 , m_error(0) |
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55 , m_tunerState(0) |
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56 , m_apiTunerState(QRadioTuner::StoppedState) |
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57 , m_audioInitializationComplete(false) |
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58 , m_radioError(QRadioTuner::NoError) |
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59 , m_muted(false) |
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60 , m_isStereo(true) |
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61 , m_stereoMode(QRadioTuner::Auto) |
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62 , m_signal(0) |
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63 , m_currentBand(QRadioTuner::FM) |
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64 , m_currentFreq(87500000) |
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65 , m_scanning(false) |
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66 , m_vol(50) |
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67 { |
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68 initRadio(); |
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69 } |
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70 |
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71 S60RadioTunerControl::~S60RadioTunerControl() |
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72 { |
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73 if (m_tunerUtility) { |
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74 m_tunerUtility->Close(); |
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75 m_tunerUtility->CancelNotifyChange(); |
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76 m_tunerUtility->CancelNotifySignalStrength(); |
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77 m_tunerUtility->CancelNotifyStereoChange(); |
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78 delete m_tunerUtility; |
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79 } |
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80 if (m_audioPlayerUtility) { |
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81 m_audioPlayerUtility = NULL; |
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82 } |
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83 } |
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84 |
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85 bool S60RadioTunerControl::initRadio() |
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86 { |
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87 m_available = false; |
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88 |
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89 TRAPD(tunerError, m_tunerUtility = CMMTunerUtility::NewL(*this, CMMTunerUtility::ETunerBandFm, 1, |
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90 CMMTunerUtility::ETunerAccessPriorityNormal)); |
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91 if (tunerError != KErrNone) { |
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92 m_radioError = QRadioTuner::OpenError; |
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93 return m_available; |
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94 } |
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95 |
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96 TRAPD(playerError, m_audioPlayerUtility = m_tunerUtility->TunerPlayerUtilityL(*this)); |
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97 if (playerError != KErrNone) { |
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98 m_radioError = QRadioTuner::OpenError; |
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99 return m_available; |
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100 } |
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101 |
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102 TRAPD(initializeError, m_audioPlayerUtility->InitializeL(KAudioPriorityFMRadio, |
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103 TMdaPriorityPreference(KAudioPrefRadioAudioEvent))); |
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104 if (initializeError != KErrNone) { |
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105 m_radioError = QRadioTuner::OpenError; |
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106 return m_available; |
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107 } |
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108 |
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109 m_tunerUtility->NotifyChange(*this); |
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110 m_tunerUtility->NotifyStereoChange(*this); |
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111 m_tunerUtility->NotifySignalStrength(*this); |
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112 |
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113 TFrequency freq(m_currentFreq); |
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114 m_tunerUtility->Tune(freq); |
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115 |
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116 m_available = true; |
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117 |
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118 return m_available; |
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119 } |
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120 |
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121 void S60RadioTunerControl::start() |
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122 { |
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123 if (!m_audioInitializationComplete) { |
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124 TFrequency freq(m_currentFreq); |
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125 m_tunerUtility->Tune(freq); |
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126 } else { |
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127 m_audioPlayerUtility->Play(); |
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128 } |
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129 |
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130 m_apiTunerState = QRadioTuner::ActiveState; |
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131 emit stateChanged(m_apiTunerState); |
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132 } |
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133 |
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134 void S60RadioTunerControl::stop() |
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135 { |
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136 if (m_audioPlayerUtility) { |
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137 m_audioPlayerUtility->Stop(); |
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138 m_apiTunerState = QRadioTuner::StoppedState; |
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139 emit stateChanged(m_apiTunerState); |
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140 } |
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141 } |
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142 |
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143 QRadioTuner::State S60RadioTunerControl::state() const |
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144 { |
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145 return m_apiTunerState; |
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146 } |
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147 |
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148 QRadioTuner::Band S60RadioTunerControl::band() const |
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149 { |
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150 return m_currentBand; |
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151 } |
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152 |
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153 bool S60RadioTunerControl::isBandSupported(QRadioTuner::Band b) const |
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154 { |
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155 if(b == QRadioTuner::FM) |
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156 return true; |
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157 else if(b == QRadioTuner::LW) |
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158 return false; |
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159 else if(b == QRadioTuner::AM) |
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160 return true; |
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161 else if(b == QRadioTuner::SW) |
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162 return false; |
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163 else |
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164 return false; |
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165 } |
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166 |
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167 void S60RadioTunerControl::setBand(QRadioTuner::Band b) |
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168 { |
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169 QRadioTuner::Band tempBand = b; |
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170 if (tempBand != m_currentBand) { |
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171 m_currentBand = b; |
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172 emit bandChanged(m_currentBand); |
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173 } |
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174 } |
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175 |
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176 int S60RadioTunerControl::frequency() const |
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177 { |
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178 return m_currentFreq; |
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179 } |
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180 |
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181 void S60RadioTunerControl::setFrequency(int frequency) |
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182 { |
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183 m_currentFreq = frequency; |
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184 TFrequency freq(m_currentFreq); |
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185 m_tunerUtility->Tune(freq); |
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186 } |
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187 |
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188 int S60RadioTunerControl::frequencyStep(QRadioTuner::Band b) const |
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189 { |
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190 int step = 0; |
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191 |
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192 if(b == QRadioTuner::FM) |
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193 step = 100000; // 100kHz steps |
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194 else if(b == QRadioTuner::LW) |
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195 step = 1000; // 1kHz steps |
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196 else if(b == QRadioTuner::AM) |
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197 step = 1000; // 1kHz steps |
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198 else if(b == QRadioTuner::SW) |
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199 step = 500; // 500Hz steps |
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200 |
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201 return step; |
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202 } |
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203 |
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204 QPair<int,int> S60RadioTunerControl::frequencyRange(QRadioTuner::Band band) const |
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205 { |
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206 TFrequency bottomFreq; |
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207 TFrequency topFreq; |
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208 int bandError = KErrNone; |
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209 |
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210 if (m_tunerUtility){ |
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211 bandError = m_tunerUtility->GetFrequencyBandRange(bottomFreq, topFreq); |
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212 if (!bandError) { |
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213 return qMakePair<int,int>(bottomFreq.iFrequency, topFreq.iFrequency); |
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214 } |
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215 } |
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216 return qMakePair<int,int>(0,0); |
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217 } |
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218 |
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219 CMMTunerUtility::TTunerBand S60RadioTunerControl::getNativeBand(QRadioTuner::Band b) const |
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220 { |
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221 // api match to native s60 bands |
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222 if (b == QRadioTuner::AM) |
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223 return CMMTunerUtility::ETunerBandAm; |
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224 else if (b == QRadioTuner::FM) |
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225 return CMMTunerUtility::ETunerBandFm; |
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226 else if (b == QRadioTuner::LW) |
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227 return CMMTunerUtility::ETunerBandLw; |
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228 else |
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229 return CMMTunerUtility::ETunerNoBand; |
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230 } |
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231 |
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232 bool S60RadioTunerControl::isStereo() const |
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233 { |
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234 return m_isStereo; |
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235 } |
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236 |
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237 QRadioTuner::StereoMode S60RadioTunerControl::stereoMode() const |
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238 { |
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239 return m_stereoMode; |
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240 } |
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241 |
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242 void S60RadioTunerControl::setStereoMode(QRadioTuner::StereoMode mode) |
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243 { |
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244 m_stereoMode = mode; |
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245 if (m_tunerUtility) { |
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246 if (QRadioTuner::ForceMono == mode) |
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247 m_tunerUtility->ForceMonoReception(true); |
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248 else |
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249 m_tunerUtility->ForceMonoReception(false); |
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250 } |
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251 } |
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252 |
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253 int S60RadioTunerControl::signalStrength() const |
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254 { |
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255 // return value is a percentage value |
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256 if (m_tunerUtility) { |
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257 TInt maxSignalStrength; |
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258 TInt currentSignalStrength; |
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259 m_error = m_tunerUtility->GetMaxSignalStrength(maxSignalStrength); |
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260 if (m_error == KErrNone) { |
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261 m_error = m_tunerUtility->GetSignalStrength(currentSignalStrength); |
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262 if (m_error == KErrNone) { |
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263 if (maxSignalStrength == 0 || currentSignalStrength == 0) { |
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264 return 0; |
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265 } |
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266 m_signal = (currentSignalStrength/maxSignalStrength)*100; |
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267 } |
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268 } |
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269 } |
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270 return m_signal; |
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271 } |
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272 |
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273 int S60RadioTunerControl::volume() const |
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274 { |
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275 return m_vol; |
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276 } |
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277 |
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278 void S60RadioTunerControl::setVolume(int volume) |
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279 { |
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280 if (m_audioPlayerUtility) { |
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281 m_vol = volume; |
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282 TInt error = m_audioPlayerUtility->SetVolume(volume/10); |
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283 emit volumeChanged(m_vol); |
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284 } |
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285 } |
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286 |
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287 bool S60RadioTunerControl::isMuted() const |
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288 { |
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289 return m_muted; |
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290 } |
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291 |
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292 void S60RadioTunerControl::setMuted(bool muted) |
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293 { |
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294 if (m_audioPlayerUtility && m_audioInitializationComplete) { |
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295 m_muted = muted; |
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296 m_audioPlayerUtility->Mute(m_muted); |
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297 emit mutedChanged(m_muted); |
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298 } |
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299 } |
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300 |
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301 bool S60RadioTunerControl::isSearching() const |
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302 { |
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303 if (m_tunerUtility) { |
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304 TUint32 tempState; |
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305 m_tunerUtility->GetState(tempState); |
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306 if (tempState == CMMTunerUtility::ETunerStateRetuning || m_scanning) { |
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307 return true; |
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308 } else |
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309 return false; |
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310 } |
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311 return true; |
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312 } |
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313 |
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314 void S60RadioTunerControl::cancelSearch() |
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315 { |
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316 m_tunerUtility->CancelRetune(); |
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317 m_scanning = false; |
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318 emit searchingChanged(false); |
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319 } |
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320 |
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321 void S60RadioTunerControl::searchForward() |
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322 { |
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323 m_scanning = true; |
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324 setVolume(m_vol); |
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325 m_tunerUtility->StationSeek(CMMTunerUtility::ESearchDirectionUp); |
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326 emit searchingChanged(true); |
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327 } |
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328 |
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329 void S60RadioTunerControl::searchBackward() |
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330 { |
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331 m_scanning = true; |
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332 setVolume(m_vol); |
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333 m_tunerUtility->StationSeek(CMMTunerUtility::ESearchDirectionDown); |
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334 emit searchingChanged(true); |
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335 } |
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336 |
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337 bool S60RadioTunerControl::isValid() const |
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338 { |
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339 return m_available; |
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340 } |
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341 |
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342 bool S60RadioTunerControl::isAvailable() const |
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343 { |
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344 return m_available; |
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345 } |
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346 |
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347 QtMultimediaKit::AvailabilityError S60RadioTunerControl::availabilityError() const |
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348 { |
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349 if (m_available) |
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350 return QtMultimediaKit::NoError; |
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351 else |
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352 return QtMultimediaKit::ResourceError; |
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353 } |
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354 |
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355 QRadioTuner::Error S60RadioTunerControl::error() const |
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356 { |
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357 return m_radioError; |
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358 } |
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359 |
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360 QString S60RadioTunerControl::errorString() const |
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361 { |
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362 return m_errorString; |
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363 } |
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364 |
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365 void S60RadioTunerControl::MToTuneComplete(TInt aError) |
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366 { |
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367 if (aError == KErrNone) { |
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368 m_scanning = false; |
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369 m_audioPlayerUtility->Play(); |
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370 if (!m_audioInitializationComplete) { |
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371 TRAPD(initializeError, m_audioPlayerUtility->InitializeL(KAudioPriorityFMRadio, |
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372 TMdaPriorityPreference(KAudioPrefRadioAudioEvent))); |
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373 if (initializeError != KErrNone) { |
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374 m_radioError = QRadioTuner::OpenError; |
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375 } |
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376 } |
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377 } |
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378 } |
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379 |
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380 void S60RadioTunerControl::MTcoFrequencyChanged(const TFrequency& aOldFrequency, const TFrequency& aNewFrequency) |
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381 { |
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382 m_currentFreq = aNewFrequency.iFrequency; |
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383 m_scanning = false; |
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384 emit frequencyChanged(m_currentFreq); |
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385 } |
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386 |
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387 void S60RadioTunerControl::MTcoStateChanged(const TUint32& aOldState, const TUint32& aNewState) |
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388 { |
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389 if (aNewState == CMMTunerUtility::ETunerStateActive) { |
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390 m_apiTunerState = QRadioTuner::ActiveState; |
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391 } |
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392 if (aNewState == CMMTunerUtility::ETunerStatePlaying) { |
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393 m_apiTunerState = QRadioTuner::ActiveState; |
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394 } |
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395 if (aOldState != aNewState){ |
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396 emit stateChanged(m_apiTunerState); |
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397 } |
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398 } |
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399 |
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400 void S60RadioTunerControl::MTcoAntennaDetached() |
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401 { |
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402 // no actions |
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403 } |
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404 |
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405 void S60RadioTunerControl::MTcoAntennaAttached() |
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406 { |
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407 // no actions |
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408 } |
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409 |
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410 void S60RadioTunerControl::FlightModeChanged(TBool aFlightMode) |
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411 { |
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412 // no actions |
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413 } |
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414 |
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415 void S60RadioTunerControl::MTsoStereoReceptionChanged(TBool aStereo) |
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416 { |
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417 m_isStereo = aStereo; |
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418 emit stereoStatusChanged(aStereo); |
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419 } |
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420 |
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421 void S60RadioTunerControl::MTsoForcedMonoChanged(TBool aForcedMono) |
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422 { |
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423 if (aForcedMono) { |
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424 m_stereoMode = QRadioTuner::ForceMono; |
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425 } |
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426 } |
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427 |
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428 void S60RadioTunerControl::MssoSignalStrengthChanged(TInt aNewSignalStrength) |
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429 { |
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430 m_signal = aNewSignalStrength; |
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431 emit signalStrengthChanged(m_signal); |
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432 } |
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433 |
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434 void S60RadioTunerControl::MTapoInitializeComplete(TInt aError) |
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435 { |
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436 if (aError == KErrNone) { |
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437 m_audioInitializationComplete = true; |
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438 m_available = true; |
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439 m_audioPlayerUtility->Play(); |
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440 m_apiTunerState = QRadioTuner::ActiveState; |
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441 emit stateChanged(m_apiTunerState); |
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442 } else if (aError != KErrNone) { |
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443 m_radioError = QRadioTuner::OpenError; |
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444 } |
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445 } |
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446 |
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447 void S60RadioTunerControl::MTapoPlayEvent(TEventType aEvent, TInt aError, TAny* aAdditionalInfo) |
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448 { |
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449 // no actions |
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450 } |
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451 |
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452 |
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453 |