src/third_party/WebKit/Source/core/Init.cpp

   1 /*
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   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include "config.h"
  32 #include "Init.h"
  33
  34 #include "bindings/core/v8/ScriptStreamerThread.h"
  35 #include "core/EventNames.h"
  36 #include "core/EventTargetNames.h"
  37 #include "core/EventTypeNames.h"
  38 #include "core/FetchInitiatorTypeNames.h"
  39 #include "core/HTMLNames.h"
  40 #include "core/HTMLTokenizerNames.h"
  41 #include "core/InputTypeNames.h"
  42 #include "core/MathMLNames.h"
  43 #include "core/MediaFeatureNames.h"
  44 #include "core/MediaTypeNames.h"
  45 #include "core/SVGNames.h"
  46 #include "core/XLinkNames.h"
  47 #include "core/XMLNSNames.h"
  48 #include "core/XMLNames.h"
  49 #include "core/dom/Document.h"
  50 #include "core/dom/StyleChangeReason.h"
  51 #include "core/events/EventFactory.h"
  52 #include "core/html/parser/HTMLParserThread.h"
  53 #include "core/workers/WorkerThread.h"
  54 #include "platform/EventTracer.h"
  55 #include "platform/FontFamilyNames.h"
  56 #include "platform/Partitions.h"
  57 #include "platform/PlatformThreadData.h"
  58 #include "platform/heap/Heap.h"
  59 #include "wtf/text/StringStatics.h"
  60
  61 namespace blink {
  62
  63 void CoreInitializer::registerEventFactory()
  64 {
  65     static bool isRegistered = false;
  66     if (isRegistered)
  67         return;
  68     isRegistered = true;
  69
  70     Document::registerEventFactory(EventFactory::create());
  71 }
  72
  73 void CoreInitializer::init()
  74 {
  75     ASSERT(!m_isInited);
  76     m_isInited = true;
  77
  78     HTMLNames::init();
  79     SVGNames::init();
  80     XLinkNames::init();
  81     MathMLNames::init();
  82     XMLNSNames::init();
  83     XMLNames::init();
  84
  85     EventNames::init();
  86     EventTargetNames::init();
  87     EventTypeNames::init();
  88     FetchInitiatorTypeNames::init();
  89     FontFamilyNames::init();
  90     HTMLTokenizerNames::init();
  91     InputTypeNames::init();
  92     MediaFeatureNames::init();
  93     MediaTypeNames::init();
  94
  95     // It would make logical sense to do this in WTF::initialize() but there are
  96     // ordering dependencies, e.g. about "xmlns".
  97     WTF::StringStatics::init();
  98
  99     StyleChangeExtraData::init();
 100
 101     QualifiedName::init();
 102     Partitions::init();
 103     EventTracer::initialize();
 104
 105     registerEventFactory();
 106
 107     // Ensure that the main thread's thread-local data is initialized before
 108     // starting any worker threads.
 109     PlatformThreadData::current();
 110
 111     StringImpl::freezeStaticStrings();
 112
 113     // Creates HTMLParserThread::shared and ScriptStreamerThread::shared, but
 114     // does not start the threads.
 115     HTMLParserThread::init();
 116     ScriptStreamerThread::init();
 117 }
 118
 119 void CoreInitializer::shutdown()
 120 {
 121     // Make sure we stop the HTMLParserThread and ScriptStreamerThread before
 122     // Platform::current() is cleared.
 123     ScriptStreamerThread::shutdown();
 124     HTMLParserThread::shutdown();
 125
 126     Partitions::shutdown();
 127 }
 128
 129 } // namespace blink