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1 /* |
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2 * Copyright (c) 2008-2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Music Player Action Handler Plugin |
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15 * |
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16 */ |
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17 |
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18 |
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19 #include <LiwVariant.h> // TLiwVariant |
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20 #include <apgcli.h> // RApaLsSession, TApaAppInfo |
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21 #include <apacmdln.h> // CApaCommandLine |
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22 #include <apgtask.h> // TApaTaskList |
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23 #include <mpxlog.h> // MPX_DEBUG |
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24 #include <mpxparameter.h> // CMPXParameter |
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25 #include <mpxplaybackutility.h> // MMPXPlaybackUtility |
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26 #include <mpxconstants.h> // KAppUidMusicPlayerX |
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27 #include <mpxmusicplayerviewplugin.hrh> // KMPXPluginTypePlaybackUid |
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28 #include <AknTaskList.h> // CAknTaskList |
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29 |
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30 #include <mpxcommandgeneraldefs.h> |
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31 #include <mpxcommonuihelper.h> |
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32 #include <mpxcollectionhelperfactory.h> |
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33 #include "musicplayeractionhandler.h" |
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34 |
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35 |
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36 |
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37 const TInt KPlayerMusicPlayerParameterGranularity = 50; |
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38 const TUid KMusicPlayerAppUid = { 0x102072C3 }; |
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39 |
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40 const TInt KMPXStandAloneProcessIDTop32( 1 ); |
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41 const TInt KMPXStandAloneProcessIDBottom32( 2 ); |
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42 // RProperty key to identify the case when Music Player launching |
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43 // in the background |
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44 const TInt KMPXLaunchingOnBackground( 100 ); |
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45 |
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46 //map values |
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47 _LIT( KActionPlaybackCommand , "PlaybackCommand" ); |
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48 _LIT( KactionMessageToMusicPlayer, "MessageToMusicPlayer" ); |
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49 _LIT( KGoToNowPlaying, "GoToNowPlaying" ); |
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50 _LIT( KGoToLastPlayed, "GoToLastPlayed" ); |
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51 _LIT( KGoToLastPlayedMinimized, "GoToLastPlayedMinimized" ); |
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52 _LIT( KGoToMusicLibrary, "GoToMusicLibrary" ); |
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53 |
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54 //map keys |
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55 _LIT8( KType, "type" ); |
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56 _LIT8( KCommand, "command" ); |
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57 _LIT8( KMessage, "message" ); |
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58 |
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59 // ======== MEMBER FUNCTIONS ======== |
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60 |
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61 // --------------------------------------------------------------------------- |
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62 // Symbian 2nd phase constructor can leave. |
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63 // --------------------------------------------------------------------------- |
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64 // |
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65 void CMusicPlayerActionHandler::ConstructL() |
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66 { |
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67 MPX_DEBUG1("-->CMusicPlayerActionHandler::ConstructL()"); |
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68 |
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69 //iPlaybackUtility = MMPXPlaybackUtility::UtilityL( KPbModeActivePlayer ); |
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70 iPlaybackUtility = MMPXPlaybackUtility::NewL( KMusicPlayerAppUid); |
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71 |
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72 MPX_DEBUG1("<--CMusicPlayerActionHandler::ConstructL()"); |
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73 } |
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74 |
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75 // --------------------------------------------------------------------------- |
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76 // Two-phased constructor. |
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77 // --------------------------------------------------------------------------- |
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78 // |
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79 CMusicPlayerActionHandler* CMusicPlayerActionHandler::NewL() |
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80 { |
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81 CMusicPlayerActionHandler* self = CMusicPlayerActionHandler::NewLC(); |
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82 CleanupStack::Pop( self ); |
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83 return self; |
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84 } |
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85 |
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86 // --------------------------------------------------------------------------- |
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87 // Two-phased constructor. |
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88 // --------------------------------------------------------------------------- |
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89 // |
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90 CMusicPlayerActionHandler* CMusicPlayerActionHandler::NewLC() |
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91 { |
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92 CMusicPlayerActionHandler* self = new( ELeave ) CMusicPlayerActionHandler; |
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93 CleanupStack::PushL( self ); |
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94 self->ConstructL(); |
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95 return self; |
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96 } |
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97 |
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98 // --------------------------------------------------------------------------- |
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99 // destructor |
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100 // --------------------------------------------------------------------------- |
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101 // |
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102 CMusicPlayerActionHandler::~CMusicPlayerActionHandler() |
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103 { |
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104 MPX_DEBUG1("-->CMusicPlayerActionHandler::~CMusicPlayerActionHandler()"); |
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105 if ( iPlaybackUtility ) |
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106 { |
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107 iPlaybackUtility->Close(); |
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108 } |
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109 MPX_DEBUG1("<--CMusicPlayerActionHandler::~CMusicPlayerActionHandler()"); |
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110 } |
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111 |
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112 // --------------------------------------------------------------------------- |
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113 // Executes Playback command on current player |
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114 // --------------------------------------------------------------------------- |
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115 // |
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116 TInt CMusicPlayerActionHandler::ExecutePlaybackCommandL(const CLiwMap* aMap) |
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117 { |
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118 MPX_DEBUG1("-->CMusicPlayerActionHandler::ExecutePlaybackCommandL()"); |
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119 TInt errCode; |
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120 TLiwVariant variant; |
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121 variant.PushL(); |
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122 errCode = ExtractVariantL( aMap, variant, KCommand ); |
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123 if ( errCode == KErrNone ) |
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124 { |
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125 TMPXPlaybackCommand Command; |
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126 Command = static_cast<TMPXPlaybackCommand>( variant.AsTInt32() ); |
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127 SetPlaybackCommandL( Command ); |
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128 } |
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129 CleanupStack::PopAndDestroy( &variant); |
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130 MPX_DEBUG1("<--CMusicPlayerActionHandler::ExecutePlaybackCommandL()"); |
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131 return errCode; |
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132 } |
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133 |
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134 // --------------------------------------------------------------------------- |
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135 // Sends a message to music player |
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136 // --------------------------------------------------------------------------- |
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137 // |
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138 TInt CMusicPlayerActionHandler::ExecuteMessageToMusicPlayerL( |
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139 const CLiwMap* aMap ) |
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140 { |
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141 MPX_DEBUG1("-->CMusicPlayerActionHandler::" |
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142 "ExecuteMessageToMusicPlayerL()"); |
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143 TInt errCode; |
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144 RBuf msg; |
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145 CleanupClosePushL( msg ); |
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146 errCode = ExtractDesL( aMap, msg, KMessage ); |
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147 if ( errCode == KErrNone ) |
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148 { |
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149 if ( ! msg.CompareF( KGoToNowPlaying ) ) |
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150 { |
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151 errCode = GoToNowPlayingL(); |
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152 } |
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153 else if ( ! msg.CompareF( KGoToLastPlayed ) ) |
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154 { |
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155 errCode = GoToLastPlayedL( EFalse ); |
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156 } |
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157 else if ( ! msg.CompareF( KGoToLastPlayedMinimized ) ) |
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158 { |
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159 errCode = GoToLastPlayedL( ETrue ); |
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160 } |
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161 else if ( ! msg.CompareF( KGoToMusicLibrary ) ) |
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162 { |
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163 errCode = GoToMusicLibraryL(); |
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164 } |
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165 } |
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166 CleanupStack::PopAndDestroy( &msg ); |
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167 MPX_DEBUG1("<--CMusicPlayerActionHandler::" |
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168 "ExecuteMessageToMusicPlayerL()"); |
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169 return errCode; |
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170 } |
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171 |
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172 // --------------------------------------------------------------------------- |
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173 // Opens musicplayer in library view, even if it is already open and playing. |
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174 // --------------------------------------------------------------------------- |
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175 // |
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176 TInt CMusicPlayerActionHandler::GoToMusicLibraryL() |
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177 { |
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178 MPX_DEBUG1("-->CMusicPlayerActionHandler::GoToNowPlayingL()"); |
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179 //Launch player |
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180 RWsSession wsSession; |
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181 User::LeaveIfError( wsSession.Connect() ); |
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182 CAknTaskList *taskList = CAknTaskList::NewL( wsSession ); |
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183 TApaTask task = taskList->FindRootApp( KAppUidMusicPlayerX ); |
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184 delete taskList; |
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185 CMPXParameter* param = new ( ELeave ) CMPXParameter(); |
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186 CleanupStack::PushL( param ); |
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187 param->iType.iUid = KMPXPluginTypeCollectionUid; |
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188 param->iCmdForward = EMPXCmdFwdNone; |
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189 |
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190 MMPXCollectionUiHelper* collectionHelper = CMPXCollectionHelperFactory::NewCollectionUiHelperL(); |
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191 CMPXCollectionPath* path = collectionHelper->MusicMenuPathL(); |
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192 if (path) |
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193 { |
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194 param->iCollectionPath = path; |
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195 param->iPathType = EMPXTypeCollectionPath; |
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196 } |
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197 collectionHelper->Close(); |
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198 |
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199 CBufBase* buffer = |
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200 CBufFlat::NewL( KPlayerMusicPlayerParameterGranularity ); |
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201 CleanupStack::PushL( buffer ); |
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202 RBufWriteStream writeStream( *buffer ); |
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203 CleanupClosePushL( writeStream ); |
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204 param->ExternalizeL( writeStream ); |
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205 writeStream.CommitL(); |
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206 buffer->Compress(); |
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207 CleanupStack::PopAndDestroy( &writeStream ); |
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208 if ( task.Exists() ) |
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209 { |
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210 // task.SendMessage( KAppUidMusicPlayerX, buffer->Ptr( 0 )); |
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211 wsSession.SendMessageToWindowGroup( task.WgId(), KAppUidMusicPlayerX, |
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212 buffer->Ptr( 0 ) ); |
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213 } |
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214 else //Application needs to be launched. The first view is library view. |
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215 { |
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216 // Launch Music Player Application |
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217 RApaLsSession appArcSession; |
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218 _LIT(KEmpty,""); |
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219 User::LeaveIfError(appArcSession.Connect()); // connect to AppArc server |
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220 TThreadId id; |
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221 appArcSession.StartDocument( KEmpty, KAppUidMusicPlayerX, id ); |
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222 appArcSession.Close(); |
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223 } |
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224 CleanupStack::PopAndDestroy( buffer ); |
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225 CleanupStack::PopAndDestroy( param ); |
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226 wsSession.Close(); |
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227 MPX_DEBUG1("<--CMusicPlayerActionHandler::GoToNowPlayingL()"); |
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228 return KErrNone; |
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229 } |
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230 |
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231 |
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232 // --------------------------------------------------------------------------- |
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233 // Opens musicplayer, if it is already open and playing it goes to nowplaying. |
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234 // --------------------------------------------------------------------------- |
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235 // |
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236 TInt CMusicPlayerActionHandler::GoToNowPlayingL() |
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237 { |
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238 MPX_DEBUG1("-->CMusicPlayerActionHandler::GoToNowPlayingL()"); |
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239 //Launch player |
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240 RWsSession wsSession; |
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241 User::LeaveIfError( wsSession.Connect() ); |
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242 CAknTaskList *taskList = CAknTaskList::NewL( wsSession ); |
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243 TApaTask task = taskList->FindRootApp( KAppUidMusicPlayerX ); |
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244 delete taskList; |
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245 CMPXParameter* param = new ( ELeave ) CMPXParameter(); |
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246 CleanupStack::PushL( param ); |
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247 param->iType.iUid = KMPXPluginTypePlaybackUid; |
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248 param->iCmdForward = EMPXCmdFwdNone; |
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249 CBufBase* buffer = |
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250 CBufFlat::NewL( KPlayerMusicPlayerParameterGranularity ); |
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251 CleanupStack::PushL( buffer ); |
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252 RBufWriteStream writeStream( *buffer ); |
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253 CleanupClosePushL( writeStream ); |
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254 param->ExternalizeL( writeStream ); |
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255 writeStream.CommitL(); |
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256 buffer->Compress(); |
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257 CleanupStack::PopAndDestroy( &writeStream ); |
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258 if ( task.Exists() ) |
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259 { |
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260 wsSession.SendMessageToWindowGroup( task.WgId(), KAppUidMusicPlayerX, |
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261 buffer->Ptr( 0 ) ); |
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262 |
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263 |
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264 } |
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265 else |
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266 { |
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267 RApaLsSession ls; |
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268 CleanupClosePushL( ls ); |
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269 User::LeaveIfError( ls.Connect() ); |
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270 TApaAppInfo appInfo; |
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271 User::LeaveIfError( ls.GetAppInfo( appInfo, KAppUidMusicPlayerX ) ); |
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272 CApaCommandLine* apaCommandLine = CApaCommandLine::NewLC(); |
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273 apaCommandLine->SetExecutableNameL( appInfo.iFullName ); |
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274 apaCommandLine->SetTailEndL( buffer->Ptr( 0 ) ); |
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275 User::LeaveIfError( ls.StartApp( *apaCommandLine ) ); |
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276 CleanupStack::PopAndDestroy(); // apaCommandLine |
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277 CleanupStack::PopAndDestroy(); // ls |
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278 } |
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279 CleanupStack::PopAndDestroy( buffer ); |
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280 CleanupStack::PopAndDestroy( param ); |
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281 wsSession.Close(); |
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282 MPX_DEBUG1("<--CMusicPlayerActionHandler::GoToNowPlayingL()"); |
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283 return KErrNone; |
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284 } |
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285 |
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286 |
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287 // --------------------------------------------------------------------------- |
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288 // Opens Stand alone MP and goes to now playing, it will display last played |
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289 // --------------------------------------------------------------------------- |
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290 // |
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291 TInt CMusicPlayerActionHandler::GoToLastPlayedL( TBool aMinimized ) |
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292 { |
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293 MPX_DEBUG1("-->CMusicPlayerActionHandler::GoToLastPlayed()"); |
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294 //Launch player |
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295 RWsSession wsSession; |
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296 User::LeaveIfError( wsSession.Connect() ); |
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297 CAknTaskList *taskList = CAknTaskList::NewL( wsSession ); |
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298 TApaTask task = taskList->FindRootApp( KAppUidMusicPlayerX ); |
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299 delete taskList; |
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300 CMPXParameter* param = new ( ELeave ) CMPXParameter(); |
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301 CleanupStack::PushL( param ); |
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302 param->iType.iUid = KMPXPluginTypeLastPlayedUid;//KMPXPluginTypePlaybackUid; |
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303 param->iCmdForward = EMPXCmdFwdNone; |
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304 CBufBase* buffer = |
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305 CBufFlat::NewL( KPlayerMusicPlayerParameterGranularity ); |
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306 CleanupStack::PushL( buffer ); |
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307 RBufWriteStream writeStream( *buffer ); |
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308 CleanupClosePushL( writeStream ); |
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309 param->ExternalizeL( writeStream ); |
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310 writeStream.CommitL(); |
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311 buffer->Compress(); |
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312 CleanupStack::PopAndDestroy( &writeStream ); |
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313 if ( task.Exists() ) |
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314 { |
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315 wsSession.SendMessageToWindowGroup( task.WgId(), KAppUidMusicPlayerX, |
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316 buffer->Ptr( 0 ) ); |
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317 if (!aMinimized) |
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318 { |
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319 task.BringToForeground(); |
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320 } |
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321 } |
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322 else |
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323 { |
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324 RApaLsSession ls; |
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325 CleanupClosePushL( ls ); |
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326 User::LeaveIfError( ls.Connect() ); |
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327 TApaAppInfo appInfo; |
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328 User::LeaveIfError( ls.GetAppInfo( appInfo, KAppUidMusicPlayerX ) ); |
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329 CApaCommandLine* apaCommandLine = CApaCommandLine::NewLC(); |
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330 if (aMinimized) |
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331 { |
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332 apaCommandLine->SetCommandL(EApaCommandBackground); |
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333 |
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334 TInt err( RProperty::Define( |
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335 KAppUidMusicPlayerX, KMPXLaunchingOnBackground, RProperty::EInt ) ); |
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336 MPX_DEBUG2( "CMusicPlayerActionHandler::GoToLastPlayed() RProperty define err = %d", err ); |
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337 if ( err == KErrNone || err == KErrAlreadyExists ) |
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338 { |
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339 err = RProperty::Set( KAppUidMusicPlayerX, |
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340 KMPXLaunchingOnBackground, |
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341 ETrue ); |
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342 MPX_DEBUG2( "CMusicPlayerActionHandler::GoToLastPlayed() RProperty set to true err = %d", err ); |
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343 } |
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344 } |
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345 apaCommandLine->SetExecutableNameL( appInfo.iFullName ); |
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346 apaCommandLine->SetTailEndL( buffer->Ptr( 0 ) ); |
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347 User::LeaveIfError( ls.StartApp( *apaCommandLine ) ); |
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348 CleanupStack::PopAndDestroy(); // apaCommandLine |
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349 CleanupStack::PopAndDestroy(); // ls |
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350 |
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351 if ( aMinimized ) |
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352 { |
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353 TInt err = RProperty::Set( KAppUidMusicPlayerX, |
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354 KMPXLaunchingOnBackground, |
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355 EFalse ); |
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356 MPX_DEBUG2( "CMusicPlayerActionHandler::GoToLastPlayed() RProperty set to false err = %d", err ); |
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357 } |
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358 } |
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359 CleanupStack::PopAndDestroy( buffer ); |
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360 CleanupStack::PopAndDestroy( param ); |
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361 wsSession.Close(); |
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362 MPX_DEBUG1("<--CMusicPlayerActionHandler::GoToLastPlayed()"); |
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363 return KErrNone; |
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364 } |
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365 // --------------------------------------------------------------------------- |
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366 // Extracts a descriptor |
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367 // --------------------------------------------------------------------------- |
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368 // |
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369 TInt CMusicPlayerActionHandler::ExtractDesL( const CLiwMap* aMap, |
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370 RBuf& aString, const TDesC8& aMapName ) |
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371 { |
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372 MPX_DEBUG1("-->CMusicPlayerActionHandler::ExtractDesL()"); |
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373 TInt errCode( KErrArgument ); |
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374 TLiwVariant variant; |
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375 variant.PushL(); |
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376 TPtrC tempString( KNullDesC ); |
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377 if ( aMap->FindL( aMapName, variant) ) |
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378 { |
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379 variant.Get( tempString ); |
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380 aString.ReAllocL( tempString.Length() ); |
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381 aString.Append( tempString ); |
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382 errCode = KErrNone; |
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383 } |
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384 CleanupStack::PopAndDestroy( &variant ); |
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385 MPX_DEBUG1("<--CMusicPlayerActionHandler::ExtractDesL()"); |
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386 return errCode; |
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387 } |
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388 |
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389 // --------------------------------------------------------------------------- |
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390 // Extract variant |
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391 // --------------------------------------------------------------------------- |
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392 // |
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393 TInt CMusicPlayerActionHandler::ExtractVariantL( const CLiwMap* aMap, |
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394 TLiwVariant& aVariant, const TDesC8& aMapName ) |
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395 { |
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396 MPX_DEBUG1("-->CMusicPlayerActionHandler::ExtractVariantL()"); |
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397 TInt errCode( KErrNone ); |
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398 if ( ! aMap->FindL( aMapName, aVariant ) ) |
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399 { |
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400 errCode = KErrArgument; |
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401 } |
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402 MPX_DEBUG1("<--CMusicPlayerActionHandler::ExtractVariantL()"); |
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403 return errCode; |
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404 } |
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405 |
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406 // --------------------------------------------------------------------------- |
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407 // From CAHPlugin |
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408 // Executes provided action |
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409 // --------------------------------------------------------------------------- |
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410 // |
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411 TInt CMusicPlayerActionHandler::ExecuteActionL( const CLiwMap* aMap ) |
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412 { |
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413 MPX_DEBUG1("-->CMusicPlayerActionHandler::ExecuteActionL()"); |
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414 TInt errCode; |
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415 RBuf type; |
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416 CleanupClosePushL( type ); |
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417 errCode = ExtractDesL( aMap, type, KType ); |
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418 if ( errCode == KErrNone ) |
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419 { |
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420 if ( ! type.CompareF( KActionPlaybackCommand ) ) |
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421 { |
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422 errCode = ExecutePlaybackCommandL( aMap ); |
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423 } |
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424 else |
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425 if ( ! type.CompareF( KactionMessageToMusicPlayer ) ) |
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426 { |
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427 errCode = ExecuteMessageToMusicPlayerL( aMap ); |
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428 } |
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429 } |
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430 CleanupStack::PopAndDestroy( &type ); |
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431 MPX_DEBUG1("<--CMusicPlayerActionHandler::ExecuteActionL()"); |
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432 return errCode; |
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433 } |
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434 |
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435 // --------------------------------------------------------------------------- |
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436 // Set the command to playbackUtility |
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437 // --------------------------------------------------------------------------- |
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438 // |
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439 void CMusicPlayerActionHandler::SetPlaybackCommandL( TMPXPlaybackCommand aCommand ) |
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440 { |
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441 MPX_DEBUG1("-->CMusicPlayerActionHandler::SetPlaybackCommandL()"); |
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442 //Try to get musicplay StandAloneMode process id |
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443 TInt procId( 0 ); |
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444 TUint64 mpProcId( 0 ); |
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445 TInt err( RProperty::Get( KMusicPlayerAppUid, KMPXStandAloneProcessIDTop32, procId ) ); |
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446 if ( err == KErrNone ) |
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447 { |
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448 mpProcId = TUint64( procId ) << 32; |
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449 err = RProperty::Get( KMusicPlayerAppUid, KMPXStandAloneProcessIDBottom32, procId ); |
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450 if ( err == KErrNone ) |
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451 { |
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452 mpProcId += procId; |
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453 } |
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454 else |
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455 { |
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456 mpProcId = 0; |
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457 } |
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458 } |
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459 |
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460 CMPXCommand* cmd( CMPXCommand::NewL() ); |
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461 CleanupStack::PushL( cmd ); |
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462 cmd->SetTObjectValueL<TInt>( KMPXCommandGeneralId, KMPXCommandIdPlaybackGeneral ); |
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463 cmd->SetTObjectValueL<TBool>( KMPXCommandGeneralDoSync, ETrue ); |
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464 cmd->SetTObjectValueL<TInt>( KMPXCommandPlaybackGeneralType, aCommand ); |
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465 cmd->SetTObjectValueL<TInt>( KMPXCommandPlaybackGeneralData, 0 ); |
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466 if ( mpProcId ) |
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467 { |
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468 //This attribute will be used by playbckEngine->iLastActiveProcess |
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469 cmd->SetTObjectValueL<TProcessId> ( KMPXCommandPlaybackGeneralClientPid, mpProcId ); |
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470 } |
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471 iPlaybackUtility->CommandL( *cmd ); |
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472 CleanupStack::PopAndDestroy( cmd ); |
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473 MPX_DEBUG1("<--CMusicPlayerActionHandler::SetPlaybackCommandL()"); |
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474 } |
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475 // End of File |
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476 |