Mypal/dom/script/ScriptElement.h

58 lines
1.5 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_ScriptElement_h
#define mozilla_dom_ScriptElement_h
#include "mozilla/Attributes.h"
#include "nsIScriptLoaderObserver.h"
#include "nsIScriptElement.h"
#include "nsStubMutationObserver.h"
namespace mozilla {
namespace dom {
/**
* Baseclass useful for script elements (such as <xhtml:script> and
* <svg:script>). Currently the class assumes that only the 'src'
* attribute and the children of the class affect what script to execute.
*/
class ScriptElement : public nsIScriptElement,
public nsStubMutationObserver
{
public:
// nsIScriptLoaderObserver
NS_DECL_NSISCRIPTLOADEROBSERVER
// nsIMutationObserver
NS_DECL_NSIMUTATIONOBSERVER_CHARACTERDATACHANGED
NS_DECL_NSIMUTATIONOBSERVER_ATTRIBUTECHANGED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
explicit ScriptElement(FromParser aFromParser)
: nsIScriptElement(aFromParser)
{
}
virtual nsresult FireErrorEvent() override;
protected:
// Internal methods
/**
* Check if this element contains any script, linked or inline
*/
virtual bool HasScriptContent() = 0;
virtual bool MaybeProcessScript() override;
};
} // dom namespace
} // mozilla namespace
#endif // mozilla_dom_ScriptElement_h