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Diffstat (limited to 'dom/script/ScriptElement.h')
-rw-r--r-- | dom/script/ScriptElement.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/dom/script/ScriptElement.h b/dom/script/ScriptElement.h new file mode 100644 index 000000000..0babda674 --- /dev/null +++ b/dom/script/ScriptElement.h @@ -0,0 +1,58 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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 |