text: /*
   * Copyright (C) 2010 Google, Inc. All Rights Reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
   * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
   * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
   
  #ifndef ScriptableDocumentParser_h
  #define ScriptableDocumentParser_h
  
  #include "DecodedDataDocumentParser.h"
  #include <wtf/text/TextPosition.h>
  
  namespace WebCore {
  
  class ScriptableDocumentParser : public DecodedDataDocumentParser {
  public:
      // Only used by Document::open for deciding if its safe to act on a
      // JavaScript document.open() call right now, or it should be ignored.
      virtual bool isExecutingScript() const { return false; }
  
      // FIXME: Only the HTMLDocumentParser ever blocks script execution on
      // stylesheet load, which is likely a bug in the XMLDocumentParser.
      virtual void executeScriptsWaitingForStylesheets() { }
  
      virtual bool isWaitingForScripts() const = 0;
  
      // These are used to expose the current line/column to the scripting system.
      virtual int lineNumber() const = 0;
      virtual TextPosition0 textPosition() const = 0;
  
      void setWasCreatedByScript(bool wasCreatedByScript) { m_wasCreatedByScript = wasCreatedByScript; }
      bool wasCreatedByScript() const { return m_wasCreatedByScript; }
  
  protected:
      explicit ScriptableDocumentParser(Document*);
  
  private:
      virtual ScriptableDocumentParser* asScriptableDocumentParser() { return this; }
  
      // http://www.whatwg.org/specs/web-apps/current-work/#script-created-parser
      bool m_wasCreatedByScript;
  };
  
  }
  
  #endif // ScriptableDocumentParser_h
  