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