author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 16 Apr 2010 16:21:04 +0300 | |
changeset 36 | 01a6848ebfd7 |
parent 0 | 5d03bc08d59c |
child 121 | d72fc2aace31 |
permissions | -rw-r--r-- |
0
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// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// |
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|
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#include <e32base.h> |
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#include <e32std.h> |
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#include "inifile.h" |
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#include "wstop.h" |
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|
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#include "renderstagemanager.h" |
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#include "wspluginmanager.h" |
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|
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#include "Graphics/WsRenderStageFactory.h" |
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|
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// Constants |
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|
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_LIT(KWhiteSpace, " "); |
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_LIT(KDefaultRenderStages, "flickerbuffer display"); |
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_LIT(KRenderStages, "RENDERSTAGES"); |
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|
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// Globals |
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|
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GLREF_D CDebugLogBase *wsDebugLog; |
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|
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/** |
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@internalComponent |
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@prototype |
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*/ |
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LOCAL_C HBufC* ReverseListLC(const TDesC* aRenderStageList) |
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{ |
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HBufC* writeableCopy = HBufC::NewLC(aRenderStageList->Length()); |
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|
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TPtr reversedList(writeableCopy->Des()); |
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TLex lex(*aRenderStageList); |
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TBool firstTime = true; |
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|
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while (true) |
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{ |
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TPtrC currentPluginString = lex.NextToken(); |
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if (!currentPluginString.Length()) |
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{ |
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break; |
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} |
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if (firstTime) |
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{ |
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reversedList.Insert(0, currentPluginString); |
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firstTime = false; |
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} |
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else |
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{ |
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reversedList.Insert(0, KWhiteSpace()); |
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reversedList.Insert(0, currentPluginString); |
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} |
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} |
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return writeableCopy; |
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} |
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/** |
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@internalComponent |
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@prototype |
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*/ |
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LOCAL_C CWsRenderStage *ConstructRenderStageChain(HBufC* reversedRenderStageList, TInt aScreenNumber, MWsScreen *aScreen, MWsScreenRedraw *aScreenRedraw) |
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{ |
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TInt err = KErrNone; |
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CWsPluginManager * pluginMgr = CWsTop::PluginManager(); |
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|
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if (!pluginMgr) |
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{ |
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#if _DEBUG |
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RDebug::Printf("ConstructRenderStageChain: Failed to obtain Plugin Manager at File: %s, Line: %d\n", __FILE__, __LINE__); |
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#endif |
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return NULL; |
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} |
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|
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CWsRenderStage* stage; |
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CWsRenderStage* savedStage = NULL; |
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TBool isLastRenderStage = ETrue; |
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|
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TLex lex(*reversedRenderStageList); |
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|
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while (true) |
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{ |
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TPtrC ptr = lex.NextToken(); |
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if (ptr.Length() > 0) |
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{ |
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MWsRenderStageFactory * factory = pluginMgr->FindNamedImplementation<MWsRenderStageFactory>(ptr); |
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if (factory) |
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{ |
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if (isLastRenderStage) |
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{ |
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isLastRenderStage = EFalse; |
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stage = NULL; |
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|
105 |
TRAP(err, stage = factory->CreateFinalRenderStageL(aScreen, aScreenRedraw, aScreenNumber)); |
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106 |
if (err) |
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107 |
{ |
36
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108 |
#if _DEBUG |
0
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109 |
RDebug::Printf("ConstructRenderStageChain: Create final renderstage error at File: %s, Line: %d Error Code: %d\n", __FILE__, __LINE__, err); |
36
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110 |
#endif |
0
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111 |
} |
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112 |
} |
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113 |
else |
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114 |
{ |
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115 |
stage = NULL; |
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116 |
TRAP(err, stage = factory->CreateRenderStageL(aScreen, aScreenRedraw, savedStage)); |
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117 |
if (err) |
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118 |
{ |
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119 |
#if _DEBUG |
0
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120 |
RDebug::Printf("ConstructRenderStageChain: Create renderstage error at File: %s, Line: %d Error Code: %d\n", __FILE__, __LINE__, err); |
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121 |
#endif |
0
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122 |
} |
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123 |
} |
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124 |
|
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125 |
if (!stage) |
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126 |
{ |
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127 |
err = KErrNotFound; |
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128 |
} |
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129 |
else |
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130 |
{ |
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131 |
savedStage = stage; |
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132 |
} |
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133 |
} |
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134 |
else |
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135 |
{ |
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|
136 |
err = KErrNotFound; |
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Revision: 201003
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|
137 |
TBuf<256> buf; |
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|
138 |
_LIT(KTxt1, "ConstructRenderStageChain: Factory "); |
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139 |
buf.Append(KTxt1); |
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140 |
buf.Append(ptr); |
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141 |
_LIT(KTxt2, " not found at File: "); |
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142 |
buf.Append(KTxt2); |
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143 |
#define FILENAME(f) _LIT(KFileName, f); |
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144 |
FILENAME(__FILE__); |
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145 |
buf.Append(KFileName); |
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146 |
TBuf<32> buf1; |
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147 |
_LIT(KTxt3," Line: %d Error Code: %d, \n"); |
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148 |
buf1.Format(KTxt3, __LINE__, err); |
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149 |
buf.Append(buf1); |
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150 |
RDebug::RawPrint(buf); |
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151 |
} |
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152 |
|
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153 |
if (err) |
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154 |
{ |
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155 |
if (wsDebugLog) |
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156 |
{ |
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157 |
TBuf<64> buf; |
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158 |
_LIT(KMissingRenderStage,"Failed to add render stage (%d): "); |
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159 |
buf.Append(KMissingRenderStage); |
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160 |
buf.Append(ptr); |
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161 |
wsDebugLog->MiscMessage(CDebugLogBase::ELogImportant,buf,err); |
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162 |
} |
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163 |
// This method must fail if *ANY* of the render stages fails during construction |
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164 |
break; |
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165 |
} |
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166 |
else if (wsDebugLog) |
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167 |
{ |
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|
168 |
TBuf<64> buf; |
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|
169 |
_LIT(KAddedRenderStage,"Added render stage: "); |
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170 |
buf.Append(KAddedRenderStage); |
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|
171 |
buf.Append(ptr); |
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|
172 |
wsDebugLog->MiscMessage(CDebugLogBase::ELogImportant,buf); |
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|
173 |
} |
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|
174 |
} |
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|
175 |
else |
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|
176 |
{ |
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Revision: 201003
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|
177 |
break; |
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|
178 |
} |
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|
179 |
} |
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|
180 |
|
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|
181 |
if (err) |
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|
182 |
{ |
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Revision: 201003
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|
183 |
delete savedStage; |
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|
184 |
savedStage = NULL; |
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Revision: 201003
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185 |
} |
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|
186 |
|
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|
187 |
return savedStage; |
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Revision: 201003
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|
188 |
} |
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Revision: 201003
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|
189 |
|
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|
190 |
CWsRenderStage *CRenderStageManager::ConnectL(TInt aScreenNumber, MWsScreen *aScreen, MWsScreenRedraw *aScreenRedraw) |
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|
191 |
{ |
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Revision: 201003
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|
192 |
TPtrC stagesString; |
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Revision: 201003
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|
193 |
const TDesC *renderStageList; |
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194 |
const TBool customStages = WsIniFile->FindVar(aScreenNumber, KRenderStages, stagesString); |
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|
195 |
|
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Revision: 201003
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|
196 |
if (customStages) |
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Revision: 201003
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|
197 |
{ |
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Revision: 201003
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|
198 |
renderStageList = &stagesString; |
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Revision: 201003
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|
199 |
} |
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Revision: 201003
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|
200 |
else |
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parents:
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|
201 |
{ |
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Revision: 201003
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|
202 |
renderStageList = &KDefaultRenderStages(); |
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Revision: 201003
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|
203 |
} |
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Revision: 201003
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|
204 |
|
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Revision: 201003
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|
205 |
LEAVE_LOG_INSTALL_C; |
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Revision: 201003
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|
206 |
HBufC* reversedRenderStageList = ReverseListLC(renderStageList); |
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Revision: 201003
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|
207 |
CWsRenderStage *firstRenderStage; |
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Revision: 201003
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|
208 |
firstRenderStage = ConstructRenderStageChain(reversedRenderStageList, aScreenNumber, aScreen, aScreenRedraw); |
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Revision: 201003
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CleanupStack::PopAndDestroy(reversedRenderStageList); |
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LEAVE_LOG_UNINSTALL_C; |
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return firstRenderStage; |
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} |
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void CRenderStageManager::Release(CWsRenderStage *aRenderStage) |
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{ |
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delete aRenderStage; // this deletes the render stage and its children |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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} |