104 lines
3.8 KiB
C++
104 lines
3.8 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: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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 NPL, 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 NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsIHTMLContent_h___
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#define nsIHTMLContent_h___
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#include "nsIXMLContent.h"
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#include "nsHTMLValue.h"
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class nsString;
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class nsIFrame;
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class nsIStyleRule;
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class nsIPresContext;
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class nsIHTMLMappedAttributes;
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class nsIURI;
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struct nsRuleData;
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// IID for the nsIHTMLContent class
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#define NS_IHTMLCONTENT_IID \
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{ 0xb9e110b0, 0x94d6, 0x11d1, \
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{0x89, 0x5c, 0x00, 0x60, 0x08, 0x91, 0x1b, 0x81} }
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typedef void (*nsMapRuleToAttributesFunc)(const nsIHTMLMappedAttributes* aAttributes,
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nsRuleData* aData);
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// Abstract interface for all html content
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class nsIHTMLContent : public nsIXMLContent
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{
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public:
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NS_DEFINE_STATIC_IID_ACCESSOR(NS_IHTMLCONTENT_IID)
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/**
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* If this html content is a container, then compact asks it to minimize
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* it's storage usage.
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*/
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NS_IMETHOD Compact() = 0;
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NS_IMETHOD SetHTMLAttribute(nsIAtom* aAttribute,
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const nsHTMLValue& aValue,
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PRBool aNotify) = 0;
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NS_IMETHOD GetHTMLAttribute(nsIAtom* aAttribute,
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nsHTMLValue& aValue) const = 0;
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NS_IMETHOD GetAttributeMappingFunction(nsMapRuleToAttributesFunc& aMapRuleFunc) const = 0;
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NS_IMETHOD AttributeToString(nsIAtom* aAttribute,
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const nsHTMLValue& aValue,
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nsAWritableString& aResult) const = 0;
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NS_IMETHOD StringToAttribute(nsIAtom* aAttribute,
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const nsAReadableString& aValue,
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nsHTMLValue& aResult) = 0;
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/**
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* Get the base URL for any relative URLs within this piece
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* of content. Generally, this is the document's base URL,
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* but certain content carries a local base for backward
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* compatibility.
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*/
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NS_IMETHOD GetBaseURL(nsIURI*& aBaseURL) const = 0;
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/**
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* Get the base target for any links within this piece
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* of content. Generally, this is the document's base target,
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* but certain content carries a local base for backward
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* compatibility.
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*/
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NS_IMETHOD GetBaseTarget(nsAWritableString& aBaseTarget) const = 0;
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};
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#endif /* nsIHTMLContent_h___ */
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