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124 lines
3.6 KiB
C++
124 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications.
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Vidur Apparao <vidur@netscape.com> (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsIScriptElement_h___
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#define nsIScriptElement_h___
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#include "nsISupports.h"
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#include "nsIURI.h"
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#include "nsCOMPtr.h"
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#include "nsIScriptLoaderObserver.h"
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#define NS_ISCRIPTELEMENT_IID \
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{ 0x4b916da5, 0x82c4, 0x45ab, \
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{ 0x99, 0x15, 0xcc, 0xcd, 0x9e, 0x2c, 0xb1, 0xe6 } }
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/**
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* Internal interface implemented by script elements
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*/
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class nsIScriptElement : public nsIScriptLoaderObserver {
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_ISCRIPTELEMENT_IID)
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nsIScriptElement()
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: mLineNumber(0),
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mIsEvaluated(PR_FALSE),
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mMalformed(PR_FALSE),
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mDoneAddingChildren(PR_TRUE)
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{
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}
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/**
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* Content type identifying the scripting language. Can be empty, in
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* which case javascript will be assumed.
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*/
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virtual void GetScriptType(nsAString& type) = 0;
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/**
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* Location of script source text. Can return null, in which case
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* this is assumed to be an inline script element.
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*/
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virtual already_AddRefed<nsIURI> GetScriptURI() = 0;
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/**
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* Script source text for inline script elements.
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*/
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virtual void GetScriptText(nsAString& text) = 0;
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virtual void GetScriptCharset(nsAString& charset) = 0;
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void SetScriptLineNumber(PRUint32 aLineNumber)
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{
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mLineNumber = aLineNumber;
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}
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PRUint32 GetScriptLineNumber()
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{
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return mLineNumber;
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}
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void SetIsMalformed()
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{
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mMalformed = PR_TRUE;
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}
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PRBool IsMalformed()
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{
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return mMalformed;
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}
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void PreventExecution()
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{
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mIsEvaluated = PR_TRUE;
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}
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void WillCallDoneAddingChildren()
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{
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NS_ASSERTION(mDoneAddingChildren, "unexpected, but not fatal");
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mDoneAddingChildren = PR_FALSE;
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}
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protected:
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PRUint32 mLineNumber;
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PRPackedBool mIsEvaluated;
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PRPackedBool mMalformed;
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PRPackedBool mDoneAddingChildren;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsIScriptElement, NS_ISCRIPTELEMENT_IID)
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#endif // nsIScriptElement_h___
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