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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      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,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     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 "core/EventNames.h"
     35 #include "core/EventTargetNames.h"
     36 #include "core/EventTypeNames.h"
     37 #include "core/FetchInitiatorTypeNames.h"
     38 #include "core/HTMLNames.h"
     39 #include "core/HTMLTokenizerNames.h"
     40 #include "core/InputTypeNames.h"
     41 #include "core/MathMLNames.h"
     42 #include "core/MediaFeatureNames.h"
     43 #include "core/MediaTypeNames.h"
     44 #include "core/SVGNames.h"
     45 #include "core/XLinkNames.h"
     46 #include "core/XMLNSNames.h"
     47 #include "core/XMLNames.h"
     48 #include "core/dom/Document.h"
     49 #include "core/events/EventFactory.h"
     50 #include "core/html/parser/HTMLParserThread.h"
     51 #include "platform/EventTracer.h"
     52 #include "platform/FontFamilyNames.h"
     53 #include "platform/Partitions.h"
     54 #include "platform/PlatformThreadData.h"
     55 #include "platform/heap/Heap.h"
     56 #include "wtf/text/StringStatics.h"
     57 
     58 namespace WebCore {
     59 
     60 void CoreInitializer::initEventNames()
     61 {
     62     EventNames::init();
     63 }
     64 
     65 void CoreInitializer::initEventTargetNames()
     66 {
     67     EventTargetNames::init();
     68 }
     69 
     70 void CoreInitializer::registerEventFactory()
     71 {
     72     static bool isRegistered = false;
     73     if (isRegistered)
     74         return;
     75     isRegistered = true;
     76 
     77     Document::registerEventFactory(EventFactory::create());
     78 }
     79 
     80 void CoreInitializer::init()
     81 {
     82     if (m_isInited)
     83         return;
     84     m_isInited = true;
     85 
     86     // It would make logical sense to do this and WTF::StringStatics::init() in
     87     // WTF::initialize() but there are ordering dependencies.
     88     AtomicString::init();
     89     HTMLNames::init();
     90     SVGNames::init();
     91     XLinkNames::init();
     92     MathMLNames::init();
     93     XMLNSNames::init();
     94     XMLNames::init();
     95 
     96     initEventNames();
     97     initEventTargetNames();
     98     EventTypeNames::init();
     99     FetchInitiatorTypeNames::init();
    100     FontFamilyNames::init();
    101     HTMLTokenizerNames::init();
    102     InputTypeNames::init();
    103     MediaFeatureNames::init();
    104     MediaTypeNames::init();
    105 
    106     WTF::StringStatics::init();
    107     QualifiedName::init();
    108     Partitions::init();
    109     EventTracer::initialize();
    110 
    111     registerEventFactory();
    112 
    113     // Ensure that the main thread's thread-local data is initialized before
    114     // starting any worker threads.
    115     PlatformThreadData::current();
    116 
    117     StringImpl::freezeStaticStrings();
    118 
    119     // Creates HTMLParserThread::shared, but does not start the thread.
    120     HTMLParserThread::init();
    121 }
    122 
    123 void shutdown()
    124 {
    125     // Make sure we stop the HTMLParserThread before Platform::current() is cleared.
    126     HTMLParserThread::shutdown();
    127 
    128     Partitions::shutdown();
    129 }
    130 
    131 } // namespace WebCore
    132