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/* -*- 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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* 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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* 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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* The Original Code is Mozilla Communicator client code.
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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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* 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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* ***** END LICENSE BLOCK ***** */
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#include "nsIDOMHTMLBRElement.h"
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#include "nsIDOMEventReceiver.h"
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#include "nsIHTMLContent.h"
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#include "nsGenericHTMLElement.h"
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#include "nsHTMLAtoms.h"
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#include "nsStyleConsts.h"
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#include "nsIPresContext.h"
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#include "nsMappedAttributes.h"
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#include "nsRuleNode.h"
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class nsHTMLBRElement : public nsGenericHTMLElement,
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public nsIDOMHTMLBRElement
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virtual ~nsHTMLBRElement();
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NS_DECL_ISUPPORTS_INHERITED
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NS_FORWARD_NSIDOMNODE_NO_CLONENODE(nsGenericHTMLElement::)
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NS_FORWARD_NSIDOMELEMENT(nsGenericHTMLElement::)
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NS_FORWARD_NSIDOMHTMLELEMENT(nsGenericHTMLElement::)
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// nsIDOMHTMLBRElement
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NS_DECL_NSIDOMHTMLBRELEMENT
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virtual PRBool ParseAttribute(nsIAtom* aAttribute,
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const nsAString& aValue,
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nsAttrValue& aResult);
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NS_IMETHOD AttributeToString(nsIAtom* aAttribute,
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const nsHTMLValue& aValue,
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nsAString& aResult) const;
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NS_IMETHOD_(PRBool) IsAttributeMapped(const nsIAtom* aAttribute) const;
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NS_IMETHOD GetAttributeMappingFunction(nsMapRuleToAttributesFunc& aMapRuleFunc) const;
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NS_NewHTMLBRElement(nsIHTMLContent** aInstancePtrResult,
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nsINodeInfo *aNodeInfo, PRBool aFromParser)
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NS_ENSURE_ARG_POINTER(aInstancePtrResult);
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nsHTMLBRElement* it = new nsHTMLBRElement();
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return NS_ERROR_OUT_OF_MEMORY;
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nsresult rv = it->Init(aNodeInfo);
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*aInstancePtrResult = NS_STATIC_CAST(nsIHTMLContent *, it);
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NS_ADDREF(*aInstancePtrResult);
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nsHTMLBRElement::nsHTMLBRElement()
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nsHTMLBRElement::~nsHTMLBRElement()
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NS_IMPL_ADDREF_INHERITED(nsHTMLBRElement, nsGenericElement)
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NS_IMPL_RELEASE_INHERITED(nsHTMLBRElement, nsGenericElement)
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// QueryInterface implementation for nsHTMLBRElement
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NS_HTML_CONTENT_INTERFACE_MAP_BEGIN(nsHTMLBRElement, nsGenericHTMLElement)
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NS_INTERFACE_MAP_ENTRY(nsIDOMHTMLBRElement)
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NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(HTMLBRElement)
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NS_HTML_CONTENT_INTERFACE_MAP_END
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nsHTMLBRElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
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NS_ENSURE_ARG_POINTER(aReturn);
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nsHTMLBRElement* it = new nsHTMLBRElement();
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return NS_ERROR_OUT_OF_MEMORY;
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nsCOMPtr<nsIDOMNode> kungFuDeathGrip(it);
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nsresult rv = it->Init(mNodeInfo);
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CopyInnerTo(it, aDeep);
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*aReturn = NS_STATIC_CAST(nsIDOMNode *, it);
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NS_IMPL_STRING_ATTR(nsHTMLBRElement, Clear, clear)
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static const nsHTMLValue::EnumTable kClearTable[] = {
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{ "left", NS_STYLE_CLEAR_LEFT },
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{ "right", NS_STYLE_CLEAR_RIGHT },
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{ "all", NS_STYLE_CLEAR_LEFT_AND_RIGHT },
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{ "both", NS_STYLE_CLEAR_LEFT_AND_RIGHT },
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nsHTMLBRElement::ParseAttribute(nsIAtom* aAttribute,
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const nsAString& aValue,
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nsAttrValue& aResult)
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if (aAttribute == nsHTMLAtoms::clear) {
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return aResult.ParseEnumValue(aValue, kClearTable);
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return nsGenericHTMLElement::ParseAttribute(aAttribute, aValue, aResult);
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nsHTMLBRElement::AttributeToString(nsIAtom* aAttribute,
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const nsHTMLValue& aValue,
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nsAString& aResult) const
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if (aAttribute == nsHTMLAtoms::clear) {
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if (eHTMLUnit_Enumerated == aValue.GetUnit()) {
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aValue.EnumValueToString(kClearTable, aResult);
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return NS_CONTENT_ATTR_HAS_VALUE;
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return nsGenericHTMLElement::AttributeToString(aAttribute, aValue, aResult);
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MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
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if (aData->mSID == eStyleStruct_Display) {
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if (aData->mDisplayData->mClear.GetUnit() == eCSSUnit_Null) {
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aAttributes->GetAttribute(nsHTMLAtoms::clear, value);
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if (value.GetUnit() == eHTMLUnit_Enumerated)
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aData->mDisplayData->mClear.SetIntValue(value.GetIntValue(), eCSSUnit_Enumerated);
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nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
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NS_IMETHODIMP_(PRBool)
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nsHTMLBRElement::IsAttributeMapped(const nsIAtom* aAttribute) const
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static const MappedAttributeEntry attributes[] = {
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{ &nsHTMLAtoms::clear },
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static const MappedAttributeEntry* const map[] = {
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return FindAttributeDependence(aAttribute, map, NS_ARRAY_LENGTH(map));
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nsHTMLBRElement::GetAttributeMappingFunction(nsMapRuleToAttributesFunc& aMapRuleFunc) const
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aMapRuleFunc = &MapAttributesIntoRule;