1 /* |
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2 * Copyright (c) 2009 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: |
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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 <piprofiler/EngineUIDs.h> |
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20 #include <piprofiler/ProfilerTraces.h> |
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21 |
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22 #include "WriterController.h" |
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23 |
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24 const TInt KMaxWriterPluginCount = 10; |
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25 |
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26 |
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27 CWriterController* CWriterController::NewL(CProfilerSampleStream& aStream) |
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28 { |
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29 CWriterController* self = new( ELeave ) CWriterController(aStream); |
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30 CleanupStack::PushL( self ); |
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31 self->ConstructL( ); |
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32 CleanupStack::Pop( self ); |
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33 return self; |
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34 } |
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35 |
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36 CWriterController::CWriterController(CProfilerSampleStream& aStream) : |
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37 iStream(aStream) |
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38 { |
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39 } |
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40 |
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41 void CWriterController::ConstructL() |
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42 { |
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43 // initiate writer plugin list |
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44 |
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45 } |
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46 |
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47 |
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48 void CWriterController::InitialiseWriterListL() |
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49 { |
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50 // create new writer plugin array |
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51 iPluginArray = new(ELeave) CArrayPtrFlat<CWriterPluginInterface>( KMaxWriterPluginCount ); |
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52 |
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53 // create new writer plugin loader |
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54 iPluginLoader = CWriterPluginLoader::NewL(); |
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55 iPluginLoader->SetObserver( this ); |
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56 iPluginLoader->LoadAsyncL( iPluginArray ); |
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57 |
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58 LOGTEXT(_L(" RWriterController::InitialiseWriterList - exit")); |
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59 } |
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60 |
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61 CWriterController::~CWriterController() |
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62 { |
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63 LOGTEXT(_L("RWriterController::~RWriterController" )); |
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64 if ( iPluginArray ) |
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65 { |
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66 // destroy the plugin instances |
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67 // empty loaded plugins from array |
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68 for(TInt i(0);i<iPluginArray->Count();i++) |
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69 { |
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70 if(iPluginArray->At(i)) |
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71 { |
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72 delete iPluginArray->At(i); |
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73 iPluginArray->At(i) = NULL; |
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74 } |
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75 } |
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76 iPluginArray->Reset(); |
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77 delete iPluginArray; |
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78 iPluginArray = NULL; |
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79 } |
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80 |
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81 if ( iPluginLoader ) |
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82 { |
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83 iPluginLoader->AbortAsyncLoad(); |
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84 delete iPluginLoader; |
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85 iPluginLoader = NULL; |
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86 } |
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87 |
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88 } |
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89 |
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90 |
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91 void CWriterController::InitialisePluginStream() |
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92 { |
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93 LOGTEXT(_L("RWriterController::InitialisePluginStream - entry")); |
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94 TInt pluginCount(iPluginArray->Count()); |
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95 |
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96 if( iPluginArray && pluginCount > 0 ) |
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97 { |
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98 LOGSTRING2("RWriterController::InitialisePluginStream - plugin count %d, searching through", pluginCount); |
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99 for(TInt i=0;i<pluginCount;i++) |
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100 { |
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101 LOGSTRING2("RWriterController::InitialisePluginStream - getting plugin n:o: %d...", i); |
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102 CWriterPluginInterface* plugin = iPluginArray->At(i); |
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103 LOGSTRING2("RWriterController::InitialisePluginStream - writer found, 0x%x, initializing stream...", plugin->Id()); |
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104 plugin->SetStream(iStream); |
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105 LOGTEXT(_L("RSamplerController::InitialisePluginStream - succeeded!")); |
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106 } |
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107 } |
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108 LOGTEXT(_L("RSamplerController::InitialisePluginStream - exit")); |
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109 |
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110 } |
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111 |
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112 CArrayPtrFlat<CWriterPluginInterface>* CWriterController::GetPluginList() |
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113 { |
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114 return iPluginArray; |
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115 } |
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116 |
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117 void CWriterController::HandlePluginLoaded( KWriterPluginLoaderStatus aStatus ) |
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118 { |
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119 |
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120 switch(aStatus) |
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121 { |
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122 case 0: |
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123 LOGSTRING2("RWriterController - one plugin loaded, status: %d", aStatus); |
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124 break; |
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125 case 1: |
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126 LOGSTRING2("RWriterController - a plugin load failed: %d", aStatus); |
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127 break; |
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128 case 2: |
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129 LOGSTRING2("RWriterController - plugin loading aborted: %d", aStatus); |
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130 break; |
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131 case 3: |
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132 LOGSTRING2("RWriterController - all plugins loaded: %d", aStatus); |
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133 // set stream after all loaded writer plugins |
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134 InitialisePluginStream(); |
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135 break; |
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136 case 4: |
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137 LOGSTRING2("RWriterController - error in loading plugins: %d", aStatus); |
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138 break; |
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139 default: |
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140 break; |
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141 } |
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142 } |
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143 |
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144 |
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145 |
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146 TUid CWriterController::GetPluginUID(TInt traceId) |
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147 { |
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148 LOGSTRING2(" RWriterController::GetPluginUID - checking UID for traceId = %d",traceId); |
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149 // this part has to be changed for each new writer |
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150 |
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151 if( iPluginArray && iPluginArray->Count() > 0 ) |
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152 { |
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153 for(TInt i=0;i<iPluginArray->Count();i++) |
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154 { |
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155 CWriterPluginInterface* plugin = iPluginArray->At(i); |
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156 if(plugin->Id().iUid == traceId) |
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157 { |
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158 LOGSTRING2(" RWriterController::GetPluginUID - got: 0x%X",plugin->Id()); |
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159 return plugin->Id(); |
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160 } |
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161 } |
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162 } |
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163 return KWriterNoneSelected; |
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164 |
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165 } |
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166 |
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167 CWriterPluginInterface* CWriterController::GetActiveWriter() |
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168 { |
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169 CWriterPluginInterface* plugin = NULL; |
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170 TInt count(iPluginArray->Count()); |
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171 if( iPluginArray && count > 0 ) |
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172 { |
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173 for(TInt i=0;i<count;i++) |
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174 { |
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175 plugin = iPluginArray->At(i); |
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176 if(plugin->GetEnabled()) |
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177 { |
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178 return plugin; |
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179 } |
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180 } |
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181 } |
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182 return (CWriterPluginInterface*)0; |
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183 } |
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184 |
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185 TUint32 CWriterController::GetWriterType(TUint32 writerId) |
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186 { |
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187 TUid id; |
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188 |
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189 id = this->GetPluginUID(writerId); |
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190 |
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191 if(id != KWriterNoneSelected) |
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192 return GetPlugin(id)->GetWriterType(); |
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193 else |
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194 return 0; |
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195 } |
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196 |
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197 CWriterPluginInterface* CWriterController::GetPlugin(TUid aUid) |
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198 { |
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199 if( iPluginArray && iPluginArray->Count() > 0 ) |
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200 { |
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201 for(TInt i=0;i<iPluginArray->Count();i++) |
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202 { |
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203 CWriterPluginInterface* plugin = iPluginArray->At(i); |
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204 // check if searched uid found |
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205 if(plugin->Id().iUid == aUid.iUid) |
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206 { |
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207 // return pointer to found plugin |
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208 return plugin; |
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209 } |
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210 } |
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211 } |
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212 // return null plugin |
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213 return (CWriterPluginInterface*)0; |
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214 } |
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215 |
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216 TInt CWriterController::StartSelectedPlugin() |
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217 { |
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218 LOGTEXT(_L("RWriterController::StartSelectedPlugin - entry")); |
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219 |
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220 CWriterPluginInterface* plugin = GetActiveWriter(); |
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221 |
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222 if(plugin) |
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223 { |
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224 return plugin->Start(); |
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225 } |
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226 |
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227 LOGTEXT(_L("RWriterController::StartSelectedPlugin - exit")); |
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228 return KErrNotFound; |
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229 } |
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230 |
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231 void CWriterController::StopSelectedPlugin() |
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232 { |
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233 LOGTEXT(_L("RWriterController::StopSelectedPlugin - entry")); |
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234 |
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235 CWriterPluginInterface* plugin = GetActiveWriter(); |
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236 |
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237 if(plugin) |
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238 { |
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239 plugin->Stop(); |
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240 } |
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241 LOGTEXT(_L("RWriterController::StopSelectedPlugin - exit")); |
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242 } |
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243 |
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244 /** Set selected plugin active **/ |
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245 void CWriterController::SetPluginActive(TUid uid, const TWriterPluginValueKeys aKey) |
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246 { |
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247 CWriterPluginInterface* plugin = NULL; |
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248 _LIT(KDummy, ""); |
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249 TBuf<1> buf; |
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250 buf.Append(KDummy); |
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251 |
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252 for(TInt i(0);i<iPluginArray->Count();i++) |
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253 { |
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254 plugin = iPluginArray->At(i); |
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255 if(plugin->Id().iUid == uid.iUid) |
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256 { |
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257 plugin->SetValue(aKey, buf); |
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258 } |
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259 else |
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260 { |
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261 plugin->SetValue(EWriterPluginDisabled, buf); |
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262 } |
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263 } |
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264 } |
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265 |
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266 TInt CWriterController::SetPluginSettings(TUid aUid, TDes& aDes) |
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267 { |
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268 LOGSTRING2(" CWriterController::SetPluginSettings, traceId = 0x%X", aUid.iUid); |
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269 GetPlugin(aUid)->SetValue(EWriterPluginSettings, aDes); |
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270 return KErrNone; |
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271 } |
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272 |
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273 /** Get settings for a specific plugin **/ |
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274 void CWriterController::GetPluginSettings(TUid uid, TDes& aVal) |
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275 { |
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276 GetPlugin(uid)->GetValue(EWriterPluginSettings, aVal); |
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277 } |
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278 |
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279 |
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280 // end of file |
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