1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 /** |
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17 @file |
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18 @publishedAll |
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19 @released |
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20 */ |
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21 |
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22 #ifndef REMCONPLAYERINFORMATIONTARGET_H |
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23 #define REMCONPLAYERINFORMATIONTARGET_H |
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24 |
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25 #include <e32base.h> |
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26 #include <s32mem.h> |
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27 #include <e32hashtab.h> |
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28 |
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29 #include <remcon/remconinterfacebase.h> |
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30 #include <remcon/remconinterfaceif.h> |
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31 #include <remcon/avrcpspec.h> |
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32 #include <playerinformationtargetobserver.h> |
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33 |
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34 class CRemConInterfaceSelector; |
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35 class CPlayerApplicationSettings; |
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36 class TEventsMask; |
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37 |
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38 // This is the maximum length of the player application setting attribute and value strings |
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39 const TInt KMaxPlayerApplicationSettingsValue = 255 ; |
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40 // This is the minimum length of the player application setting attribute and value strings |
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41 const TInt KMinPlayerApplicationSettingsValue = 1 ; |
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42 |
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43 /** |
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44 Client-instantiable class supporting player information responses. |
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45 This is the container class for the three interface parts |
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46 */ |
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47 NONSHARABLE_CLASS(CPlayerInfoTarget) : public CRemConInterfaceBase, |
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48 public MRemConInterfaceIf2, |
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49 private MPlayerCapabilitiesObserver, |
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50 private MPlayerApplicationSettingsObserver, |
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51 private MPlayerEventsObserver |
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52 |
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53 { |
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54 public: |
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55 /** |
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56 Factory function. |
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57 @param aInterfaceSelector The interface selector. The client must have |
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58 created one of these first. |
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59 @param aPlayerCapabilitiesObserver Returns a pointer to a MPlayerCapabilitiesObserver for this interface, owned by the CPlayerInfoTarget. |
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60 @param aPlayerApplicationSettingsObserver Returns a pointer to a MPlayerApplicationSettingsObserver for this interface, owned by the CPlayerInfoTarget |
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61 @param aPlayerEventsObserver Returns a pointer to a MPlayerEventsObserver for this interface, owned by the CPlayerInfoTarget |
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62 @return A new CPlayerInfoTarget, owned by the interface selector. |
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63 */ |
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64 IMPORT_C static CPlayerInfoTarget* NewL(CRemConInterfaceSelector& aInterfaceSelector, |
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65 MPlayerCapabilitiesObserver*& aPlayerCapabilitiesObserver, |
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66 MPlayerApplicationSettingsObserver*& aPlayerApplicationSettingsObserver, |
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67 MPlayerEventsObserver*& aPlayerEventsObserver, |
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68 MPlayerApplicationSettingsNotify& aApplicationSettingNotifier ); |
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69 |
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70 /** Destructor */ |
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71 IMPORT_C ~CPlayerInfoTarget(); |
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72 |
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73 |
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74 |
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75 private: |
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76 /** |
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77 Constructor. |
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78 @param aInterfaceSelector The interface selector. |
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79 */ |
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80 CPlayerInfoTarget(CRemConInterfaceSelector& aInterfaceSelector, MPlayerApplicationSettingsNotify& aApplicationSettingNotifier ); |
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81 |
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82 void ConstructL(MPlayerCapabilitiesObserver*& aPlayerCapabilitiesObserver, |
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83 MPlayerApplicationSettingsObserver*& aPlayerApplicationSettingsObserver, |
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84 MPlayerEventsObserver*& aPlayerEventsObserver ); |
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85 |
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86 private: // from CRemConInterfaceBase |
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87 TAny* GetInterfaceIf(TUid aUid); |
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88 |
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89 private: // from MRemConInterfaceIf |
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90 void MrcibNewMessage(TUint aOperationId, const TDesC8& aData, TRemConMessageSubType aMsgSubType); |
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91 |
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92 private: |
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93 // Bearer attributes (settings) processing |
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94 void ProcessListPlayerApplicationAttributes( TInt aOperationId ); |
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95 void ProcessGetPlayerApplicationAttributeText( const TDesC8& aData, TInt aOperationId ); |
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96 void ProcessListPlayerApplicationValues( const TDesC8& aData, TInt aOperationId ); |
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97 void ProcessGetPlayerApplicationValueText( const TDesC8& aData, TInt aOperationId ); |
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98 void ProcessGetCurrentPlayerApplicationValue( const TDesC8& aData, TInt aOperationId ); |
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99 void ProcessSetPlayerApplicationValue( const TDesC8& aData, TInt aOperationId ); |
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100 |
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101 // Bearer attributes (settings) API implementation from MPlayerApplicationSettingsObserver |
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102 void DoDefineAttributeL(TUint aAttributeID, TDesC8& aAttributeText, RArray<TUint> &aValues, RArray<TPtrC8> &aValueTexts, TUint aInitialValue); |
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103 void DoSetAttributeL(TUint aAttributeID, TUint aValue); |
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104 |
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105 // Notifier Events API implementation from MPlayerEventsObserver |
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106 void DoPlaybackStatusChanged(TPlaybackStatus aStatus); |
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107 void DoTrackChanged(TUint64 aTrackId, TUint32 aLengthInMilliseconds); |
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108 void DoTrackReachedEnd(); |
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109 void DoTrackReachedStart(); |
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110 void DoSetPlaybackPosition(TUint32 aMilliseconds); |
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111 void DoSetBatteryStatus(TTargetBatteryStatus aBatteryStatus); |
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112 |
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113 // Notifier Events bearer processing |
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114 void ProcessGetPlayStatus(); |
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115 void ProcessGetStatusAndBeginObserving(TUint aOperationId, TRegisterNotificationEvent aEventId, const TDesC8& aData); |
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116 void ProcessGetStatus(TUint aOperationId, TRegisterNotificationEvent aEventId); |
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117 void SendNotificationResponse(TRegisterNotificationEvent aEventId, TRemConMessageSubType aMsgSubType); |
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118 void ProcessGetPlayStatusUpdate(const TDesC8& aData); |
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119 |
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120 // Capabilities API implementation from MPlayerCapabilitiesObserver |
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121 void DoClearEvents(); |
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122 TInt DoAddEvent(TRegisterNotificationEvent aEvent); |
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123 TInt DoRemoveEvent(TRegisterNotificationEvent aEvent); |
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124 void DoClearCompanyIds(); |
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125 TInt DoAddCompanyId(TInt aID); |
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126 TInt DoRemoveCompanyID(TInt aID); |
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127 |
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128 // Capabilities bearer processing |
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129 void ProcessGetCapabilities( const TDesC8& aData ); |
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130 |
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131 // Miscellaneous |
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132 TBool AttributeSettingExists(TUint anAttribute); |
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133 TBool IsValidAttributeValue(TUint anAttributeId, TUint aAttributeValue); |
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134 TBool AttributeValueCanBeSet(TUint anAttributeId, TUint aAttributeValue); |
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135 void SendError(TInt, TInt); |
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136 void SendError(TInt, TInt, TRemConMessageSubType aSubType); |
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137 CPlayerApplicationSettings* GetSetting(TUint anAttribute); |
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138 MPlayerEventsObserver::TTargetBatteryStatus DetectBatteryStatus(); |
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139 |
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140 private: // owned |
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141 RBuf8 iOutBuf; |
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142 |
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143 MPlayerApplicationSettingsNotify& iApplicationSettingNotifier; |
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144 |
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145 // data for MPlayerEventsObserver |
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146 TPlaybackStatus iPlayBackStatus; |
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147 TUint64 iTrackId; |
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148 TUint32 iLengthInMilliseconds; |
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149 TPlayPosition iTrackPosition; |
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150 |
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151 // The time interval (received as part if the RegisterNotification) |
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152 // in which the change in playback position will be notified |
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153 TUint32 iPlayBackIntervalInMilliseconds; |
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154 |
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155 TTargetBatteryStatus iBatteryStatus; |
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156 TUint32 iPlaybackPositionInMilliseconds; |
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157 TUint32 iLastNotifiedPlaybackPositionInMilliseconds; |
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158 |
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159 // data for MPlayerCapabilitiesObserver |
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160 TEventsMask* iSupportedNotificationEventList; |
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161 RArray<TInt> iCompanyIdList; |
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162 |
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163 // list of events for which notifications have been request |
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164 RArray<TRegisterNotificationEvent> iPendingNotificationEventList; |
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165 |
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166 // Whether we've been asked for an update when the play status changes |
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167 TBool iPlaybackStatusUpdatePending; |
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168 |
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169 // Attribute (settings) data MPlayerApplicationSettingsObserver |
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170 RHashMap<TInt, CPlayerApplicationSettings*> iPlayerApplicationSettings; |
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171 |
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172 }; |
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173 |
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174 |
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175 #endif // REMCONPLAYERINFORMATIONTARGET_H |
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