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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: Observer for system events |
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15 * |
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16 */ |
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17 |
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18 #include "fmradiovariant.hrh" // include first for variation |
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19 #include <e32def.h> // Define before audiopolicy defs |
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20 #include <e32std.h> // Define before audiopolicy defs |
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21 #include <eikdef.h> |
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22 #include <sacls.h> |
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23 #include <voiceuidomainpskeys.h> |
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24 #include <ctsydomainpskeys.h> |
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25 #ifndef __WINS__ |
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26 |
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27 #ifdef __FMRADIO_ADVANCED_AUTO_RESUME |
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28 |
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29 const TInt KFMRadioAudioCategoryArrayGranularity = 3; |
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30 #include <internal/audiopolicypubsubdata.h> |
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31 #include <internal/audiosw_pubsubkeys.h> |
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32 |
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33 #else |
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34 |
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35 #include <AudioClientsListPSData.h> |
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36 #include <AudioClientsListPSKeys.h> |
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37 |
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38 #endif // __FMRADIO_ADVANCED_AUTO_RESUME |
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39 |
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40 #endif //__WINS__ |
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41 |
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42 #include "debug.h" |
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43 #include "fmradiosystemeventdetector.h" |
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44 #include "fmradiosystemeventdetectorobserver.h" |
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45 |
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46 const TInt KFMRadioAutoResumeDelay = 2000000; // micro seconds -> 2 seconds |
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47 |
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48 // ================= MEMBER FUNCTIONS ======================= |
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49 |
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50 // --------------------------------------------------------------------------- |
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51 // CFMRadioSystemEventDetector::CFMRadioSystemEventDetector |
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52 // C++ default constructor can NOT contain any code, that might leave. |
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53 // --------------------------------------------------------------------------- |
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54 // |
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55 CFMRadioSystemEventDetector::CFMRadioSystemEventDetector(MFMRadioSystemEventDetectorObserver& aObserver) |
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56 : iObserver( aObserver ), |
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57 iIsNetworkCoverage( EFalse), |
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58 iIsVoiceUiActive( EFalse ) |
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59 { |
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60 } |
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61 |
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62 // --------------------------------------------------------------------------- |
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63 // CFMRadioSystemEventDetector::ConstructL |
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64 // EPOC default constructor can leave. |
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65 // --------------------------------------------------------------------------- |
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66 // |
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67 void CFMRadioSystemEventDetector::ConstructL() |
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68 { |
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69 CFMRadioPropertyObserver* networkObserver = |
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70 CFMRadioPropertyObserver::NewLC( *this, |
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71 KUidSystemCategory, |
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72 KUidNetworkStatusValue, |
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73 CFMRadioPropertyObserver::EFMRadioPropertyInt ); |
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74 |
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75 iPropertyArray.AppendL( networkObserver ); |
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76 CleanupStack::Pop( networkObserver ); |
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77 |
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78 CFMRadioPropertyObserver* voiceUiObserver = |
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79 CFMRadioPropertyObserver::NewLC( *this, |
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80 KPSUidVoiceUiAccMonitor, |
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81 KVoiceUiOpenKey, |
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82 CFMRadioPropertyObserver::EFMRadioPropertyInt ); |
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83 |
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84 iPropertyArray.AppendL( voiceUiObserver ); |
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85 CleanupStack::Pop( voiceUiObserver ); |
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86 // Initialize call state observer. |
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87 iCallStatusObserver = CFMRadioPropertyObserver::NewL( *this, |
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88 KPSUidCtsyCallInformation, |
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89 KCTsyCallState, |
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90 CFMRadioPropertyObserver::EFMRadioPropertyInt); |
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91 |
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92 iCallStatusObserver->ActivateL(); |
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93 iIsCallActive = iCallStatusObserver->ValueInt() != EPSCTsyCallStateNone; |
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94 |
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95 iAutoResumeTimer = CPeriodic::NewL( CActive::EPriorityStandard ); |
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96 |
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97 #ifndef __WINS__ |
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98 #ifdef __FMRADIO_ADVANCED_AUTO_RESUME |
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99 // Define audio types for not resuming. |
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100 // Audio categories are currently defined by adaptation of each hw platform. |
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101 // Nokia adaptation uses following definitions, which must be replaced by corresponding |
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102 // adaptation specific definitions of licensee adaptation. |
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103 // No general Symbian Foundation definitions for categories exists yet. |
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104 iNoAutoResumeAudioCategories = RArray<TInt>( KFMRadioAudioCategoryArrayGranularity ); |
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105 iNoAutoResumeAudioCategories.AppendL( ECatMediaPlayer ); |
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106 iNoAutoResumeAudioCategories.AppendL( ECatMobileTv ); |
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107 iNoAutoResumeAudioCategories.AppendL( ECatUnknownPlayer ); |
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108 iNoAutoResumeAudioCategories.Compress(); |
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109 #endif // __FMRADIO_ADVANCED_AUTO_RESUME |
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110 // Start listening audio client events. |
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111 CFMRadioPropertyObserver* audioPolicyObserver = |
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112 CFMRadioPropertyObserver::NewLC( *this, |
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113 KPSUidMMFAudioServer, |
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114 KAudioPolicyAudioClients, |
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115 CFMRadioPropertyObserver::EFMRadioPropertyByteArray ); |
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116 |
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117 iPropertyArray.AppendL( audioPolicyObserver ); |
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118 CleanupStack::Pop( audioPolicyObserver ); |
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119 #endif |
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120 for ( TInt i = 0; i < iPropertyArray.Count(); i++ ) |
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121 { |
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122 iPropertyArray[i]->ActivateL(); |
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123 } |
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124 |
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125 TInt networkAvailability = iPropertyArray[EFMRadioNetworkCoverageProperty]->ValueInt(); |
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126 |
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127 if (networkAvailability == ESANetworkAvailable) |
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128 { |
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129 iIsNetworkCoverage = ETrue; |
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130 } |
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131 else |
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132 { |
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133 iIsNetworkCoverage = EFalse; |
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134 } |
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135 } |
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136 |
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137 // --------------------------------------------------------------------------- |
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138 // CFMRadioSystemEventDetector::~CFMRadioSystemEventDetector |
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139 // Destructor |
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140 // --------------------------------------------------------------------------- |
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141 // |
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142 CFMRadioSystemEventDetector::~CFMRadioSystemEventDetector() |
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143 { |
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144 delete iCallStatusObserver; |
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145 iPropertyArray.ResetAndDestroy(); |
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146 iPropertyArray.Close(); |
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147 iNoAutoResumeAudioCategories.Close(); |
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148 delete iAutoResumeTimer; |
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149 } |
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150 |
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151 // --------------------------------------------------------------------------- |
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152 // CFMRadioSystemEventDetector::NewL |
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153 // Two-phased constructor. |
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154 // --------------------------------------------------------------------------- |
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155 // |
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156 CFMRadioSystemEventDetector* CFMRadioSystemEventDetector::NewL( |
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157 MFMRadioSystemEventDetectorObserver& aObserver) |
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158 { |
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159 CFMRadioSystemEventDetector* self = new (ELeave) CFMRadioSystemEventDetector(aObserver); |
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160 |
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161 CleanupStack::PushL( self ); |
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162 self->ConstructL(); |
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163 CleanupStack::Pop(); |
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164 |
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165 return self; |
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166 } |
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167 |
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168 // --------------------------------------------------------------------------- |
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169 // CFMRadioSystemEventDetector::HandlePropertyChangeL |
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170 // Handling of the int property changes is done here. |
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171 // Observer components are getting notifications in correspondence with what |
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172 // has changed |
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173 // --------------------------------------------------------------------------- |
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174 // |
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175 void CFMRadioSystemEventDetector::HandlePropertyChangeL( const TUid& aCategory, |
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176 const TUint aKey, |
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177 const TInt aValue ) |
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178 { |
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179 if (aCategory == KUidSystemCategory && aKey == KUidNetworkStatusValue) |
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180 { |
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181 switch (aValue) |
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182 { |
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183 case ESANetworkAvailable: |
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184 { |
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185 if (!iIsNetworkCoverage) |
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186 { |
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187 FTRACE( FPrint( _L("CFMRadioSystemEventDetector - iObserver NetworkUpCallbackL") ) ); |
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188 iIsNetworkCoverage = ETrue; |
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189 iObserver.NetworkUpCallbackL(); |
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190 } |
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191 break; |
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192 } |
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193 case ESANetworkUnAvailable: |
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194 { |
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195 if (iIsNetworkCoverage) |
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196 { |
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197 FTRACE( FPrint( _L("CFMRadioSystemEventDetector - iObserver NetworkDownCallbackL") ) ); |
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198 iIsNetworkCoverage = EFalse; |
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199 iObserver.NetworkDownCallbackL(); |
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200 } |
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201 break; |
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202 } |
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203 default: |
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204 { |
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205 break; |
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206 } |
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207 } |
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208 } |
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209 else if ( aCategory == KPSUidCtsyCallInformation && aKey == KCTsyCallState ) |
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210 { |
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211 if ( ( !iIsCallActive ) && ( aValue > EPSCTsyCallStateNone ) ) |
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212 { |
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213 FTRACE( FPrint( _L("CFMRadioSystemEventDetector - iObserver iIsCallActive = ETrue;") ) ); |
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214 iIsCallActive = ETrue; |
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215 iObserver.CallActivatedCallbackL(); |
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216 } |
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217 else if ( ( iIsCallActive ) && ( aValue <= EPSCTsyCallStateNone ) ) |
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218 { |
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219 FTRACE( FPrint( _L("CFMRadioSystemEventDetector - iObserver iIsCallActive = EFalse;") ) ); |
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220 iIsCallActive = EFalse; |
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221 iObserver.CallDeactivatedCallbackL(); |
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222 } |
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223 else |
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224 { |
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225 // No change |
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226 } |
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227 } |
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228 else if ( aCategory == KPSUidVoiceUiAccMonitor && aKey == KVoiceUiOpenKey ) |
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229 { |
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230 switch (aValue) |
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231 { |
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232 case KVoiceUiIsClose: |
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233 { |
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234 if (iIsVoiceUiActive) |
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235 { |
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236 iIsVoiceUiActive = EFalse; |
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237 FTRACE( FPrint( _L("CFMRadioSystemEventDetector - iObserver KVoiceUiIsClose") ) ); |
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238 if ( iNumberOfActiveAudioClients == 0 ) |
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239 { |
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240 NotifyAudioResourcesAvailability(); |
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241 } |
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242 } |
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243 break; |
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244 } |
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245 case KVoiceUiIsOpen: |
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246 { |
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247 FTRACE( FPrint( _L("CFMRadioSystemEventDetector - iObserver KVoiceUiIsOpen") ) ); |
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248 if (!iIsVoiceUiActive) |
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249 { |
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250 iIsVoiceUiActive = ETrue; |
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251 |
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252 } |
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253 break; |
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254 } |
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255 default: |
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256 { |
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257 break; |
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258 } |
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259 } |
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260 } |
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261 else // NOP |
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262 { |
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263 } |
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264 |
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265 } |
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266 |
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267 // --------------------------------------------------------------------------- |
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268 // CFMRadioSystemEventDetector::HandlePropertyChangeErrorL |
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269 // This is a callback function which is called when a P&S components returns |
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270 // an error |
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271 // --------------------------------------------------------------------------- |
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272 // |
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273 void CFMRadioSystemEventDetector::HandlePropertyChangeErrorL( const TUid& /*aCategory*/, |
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274 const TUint /*aKey*/, |
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275 TInt /*aError*/ ) |
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276 { |
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277 } |
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278 |
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279 #ifndef __WINS__ |
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280 // --------------------------------------------------------------------------- |
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281 // Handling of the byte array property changes is done here. |
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282 // Observer components are getting notifications in correspondence with what |
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283 // has changed |
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284 // --------------------------------------------------------------------------- |
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285 // |
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286 void CFMRadioSystemEventDetector::HandlePropertyChangeL( const TUid& aCategory, |
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287 const TUint aKey, |
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288 const TDesC8& aValue) |
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289 { |
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290 if ( aCategory == KPSUidMMFAudioServer ) |
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291 { |
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292 if ( aKey == KAudioPolicyAudioClients ) |
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293 { |
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294 TAudioClientList audioClients; |
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295 audioClients.Copy( aValue ); |
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296 |
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297 iNumberOfActiveAudioClients = audioClients().iNumOfProcesses; |
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298 FTRACE(FPrint(_L("CFMRadioSystemEventDetector::HandlePropertyChangeL() number of audio clients: = %d"), iNumberOfActiveAudioClients)); |
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299 |
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300 TBool autoResumePossible = ETrue; |
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301 |
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302 if ( iNumberOfActiveAudioClients > 0 ) |
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303 { |
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304 // cancel any previously started audio resume call |
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305 iAutoResumeTimer->Cancel(); |
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306 } |
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307 |
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308 // Check all playing audios! |
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309 for ( TInt i = 0; i < iNumberOfActiveAudioClients; i++ ) |
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310 { |
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311 TInt cat = audioClients().iClientCategoryList[i]; |
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312 FTRACE( FPrint( _L("CFMRadioSystemEventDetector - audio category %d"), cat ) ); |
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313 |
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314 if ( iNoAutoResumeAudioCategories.Find(cat) != KErrNotFound ) |
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315 { |
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316 FTRACE( FPrint( _L("CFMRadioSystemEventDetector - Radio audio will not be resumed") ) ); |
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317 autoResumePossible = EFalse; |
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318 } |
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319 else |
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320 { |
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321 FTRACE( FPrint( _L("CFMRadioSystemEventDetector - radio audio might be resumed") ) ); |
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322 } |
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323 } |
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324 |
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325 // Decide audio resource availability from audio category info. |
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326 if ( !autoResumePossible ) |
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327 { |
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328 // Auto resume forbidden |
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329 FTRACE( FPrint( _L("CFMRadioSystemEventDetector::HandlePropertyChangeL - AudioAutoResumeForbiddenL ") ) ); |
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330 iObserver.AudioAutoResumeForbiddenL(); |
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331 } |
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332 else if ( iNumberOfActiveAudioClients == 0 ) |
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333 { |
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334 if ( !iIsVoiceUiActive ) |
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335 { |
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336 FTRACE( FPrint( _L("CFMRadioSystemEventDetector::HandlePropertyChangeL - NotifyAudioResourcesAvailabilityL") ) ); |
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337 NotifyAudioResourcesAvailability(); |
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338 } |
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339 } |
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340 else |
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341 { |
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342 // NOP. Some auto resume neutral audio is playing |
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343 } |
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344 } |
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345 } |
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346 } |
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347 |
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348 |
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349 #endif //__WINS__ |
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350 |
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351 #ifdef __WINS__ |
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352 // --------------------------------------------------------------------------- |
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353 // Dummy version for WINS in order to avoid compiler warnings. |
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354 // The real implementation of function is above. |
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355 // --------------------------------------------------------------------------- |
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356 // |
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357 void CFMRadioSystemEventDetector::HandlePropertyChangeL( const TUid& /*aCategory*/, |
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358 const TUint /*aKey*/, |
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359 const TDesC8& /*aValue*/) |
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360 { |
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361 } |
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362 #endif // __WINS__ |
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363 |
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364 // Handling of the text property changes is done here. |
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365 // Observer components are getting notifications in correspondence with what |
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366 // has changed |
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367 // --------------------------------------------------------------------------- |
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368 // |
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369 void CFMRadioSystemEventDetector::HandlePropertyChangeL( const TUid& /*aCategory*/, |
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370 const TUint /*aKey*/, |
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371 const TDesC& /*aValue*/) |
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372 { |
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373 } |
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374 |
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375 // --------------------------------------------------------------------------- |
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376 // CFMRadioSystemEventDetector::IsNetworkCoverage |
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377 // --------------------------------------------------------------------------- |
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378 // |
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379 TBool CFMRadioSystemEventDetector::IsNetworkCoverage() const |
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380 { |
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381 #ifdef __WINS__ |
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382 return ETrue; |
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383 #else |
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384 return iIsNetworkCoverage; |
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385 #endif |
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386 } |
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387 |
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388 // --------------------------------------------------------------------------- |
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389 // CFMRadioSystemEventDetector::IsCallActive |
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390 // --------------------------------------------------------------------------- |
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391 // |
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392 TBool CFMRadioSystemEventDetector::IsCallActive() const |
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393 { |
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394 return iIsCallActive; |
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395 } |
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396 |
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397 // --------------------------------------------------------------------------- |
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398 // CFMRadioSystemEventDetector::NotifyAudioResourcesAvailability |
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399 // --------------------------------------------------------------------------- |
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400 // |
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401 void CFMRadioSystemEventDetector::NotifyAudioResourcesAvailability() |
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402 { |
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403 FTRACE( FPrint( _L("CFMRadioSystemEventDetector::NotifyAudioResourcesAvailability") ) ); |
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404 // call observer interface after a delay |
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405 iAutoResumeTimer->Cancel(); |
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406 iAutoResumeTimer->Start( TTimeIntervalMicroSeconds32( KFMRadioAutoResumeDelay ), |
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407 TTimeIntervalMicroSeconds32( 0 ), |
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408 TCallBack( StaticAutoResumeTimerCallback, this ) ); |
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409 } |
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410 |
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411 // --------------------------------------------------------------------------- |
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412 // CFMRadioSystemEventDetector::StaticAutoResumeTimerCallback |
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413 // --------------------------------------------------------------------------- |
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414 // |
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415 TInt CFMRadioSystemEventDetector::StaticAutoResumeTimerCallback( TAny* aSelfPtr ) |
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416 { |
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417 FTRACE( FPrint( _L("CFMRadioSystemEventDetector::StaticAutoResumeTimerCallback") ) ); |
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418 CFMRadioSystemEventDetector* self = static_cast<CFMRadioSystemEventDetector*>( aSelfPtr ); |
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419 if ( self ) |
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420 { |
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421 self->iAutoResumeTimer->Cancel(); |
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422 TRAP_IGNORE( self->iObserver.AudioResourcesAvailableL() ) |
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423 } |
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424 return KErrNone; |
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425 } |
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426 |
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427 // end of file |