254 lines
7.3 KiB
C++
254 lines
7.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#include "nsIDOMHTMLEmbedElement.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 "nsCOMPtr.h"
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class nsHTMLEmbedElement : public nsGenericHTMLLeafElement,
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public nsIDOMHTMLEmbedElement
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{
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public:
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nsHTMLEmbedElement();
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virtual ~nsHTMLEmbedElement();
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// nsISupports
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NS_DECL_ISUPPORTS_INHERITED
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// nsIDOMNode
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NS_FORWARD_IDOMNODE_NO_CLONENODE(nsGenericHTMLLeafElement::)
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// nsIDOMElement
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NS_FORWARD_IDOMELEMENT(nsGenericHTMLLeafElement::)
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// nsIDOMHTMLElement
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NS_FORWARD_IDOMHTMLELEMENT(nsGenericHTMLLeafElement::)
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// nsIDOMHTMLEmbedElement
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NS_DECL_IDOMHTMLEMBEDELEMENT
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NS_IMETHOD StringToAttribute(nsIAtom* aAttribute,
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const nsAReadableString& aValue,
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nsHTMLValue& aResult);
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NS_IMETHOD AttributeToString(nsIAtom* aAttribute,
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const nsHTMLValue& aValue,
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nsAWritableString& aResult) const;
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NS_IMETHOD GetMappedAttributeImpact(const nsIAtom* aAttribute,
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PRInt32& aHint) const;
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NS_IMETHOD GetAttributeMappingFunctions(nsMapAttributesFunc& aFontMapFunc,
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nsMapAttributesFunc& aMapFunc) const;
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NS_IMETHOD SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const;
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// nsIScriptObjectOwner
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NS_IMETHOD GetScriptObject(nsIScriptContext* aContext,
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void** aScriptObject);
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// nsIJSScriptObject
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virtual PRBool GetProperty(JSContext *aContext, JSObject *aObj,
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jsval aID, jsval *aVp);
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};
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nsresult
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NS_NewHTMLEmbedElement(nsIHTMLContent** aInstancePtrResult,
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nsINodeInfo *aNodeInfo)
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{
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NS_ENSURE_ARG_POINTER(aInstancePtrResult);
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nsHTMLEmbedElement* it = new nsHTMLEmbedElement();
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if (!it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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nsresult rv = it->Init(aNodeInfo);
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if (NS_FAILED(rv)) {
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delete it;
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return rv;
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}
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*aInstancePtrResult = NS_STATIC_CAST(nsIHTMLContent *, it);
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NS_ADDREF(*aInstancePtrResult);
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return NS_OK;
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}
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nsHTMLEmbedElement::nsHTMLEmbedElement()
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{
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}
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nsHTMLEmbedElement::~nsHTMLEmbedElement()
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{
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}
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NS_IMPL_ADDREF_INHERITED(nsHTMLEmbedElement, nsGenericElement);
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NS_IMPL_RELEASE_INHERITED(nsHTMLEmbedElement, nsGenericElement);
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NS_IMPL_HTMLCONTENT_QI(nsHTMLEmbedElement, nsGenericHTMLLeafElement,
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nsIDOMHTMLEmbedElement);
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nsresult
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nsHTMLEmbedElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
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{
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NS_ENSURE_ARG_POINTER(aReturn);
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*aReturn = nsnull;
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nsHTMLEmbedElement* it = new nsHTMLEmbedElement();
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if (!it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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nsCOMPtr<nsIDOMNode> kungFuDeathGrip(it);
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nsresult rv = it->Init(mNodeInfo);
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if (NS_FAILED(rv))
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return rv;
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CopyInnerTo(this, it, aDeep);
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*aReturn = NS_STATIC_CAST(nsIDOMNode *, it);
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NS_ADDREF(*aReturn);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsHTMLEmbedElement::StringToAttribute(nsIAtom* aAttribute,
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const nsAReadableString& aValue,
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nsHTMLValue& aResult)
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{
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if (aAttribute == nsHTMLAtoms::align) {
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if (ParseAlignValue(aValue, aResult)) {
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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}
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else if (ParseImageAttribute(aAttribute, aValue, aResult)) {
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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return NS_CONTENT_ATTR_NOT_THERE;
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}
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NS_IMETHODIMP
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nsHTMLEmbedElement::AttributeToString(nsIAtom* aAttribute,
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const nsHTMLValue& aValue,
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nsAWritableString& aResult) const
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{
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if (aAttribute == nsHTMLAtoms::align) {
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if (eHTMLUnit_Enumerated == aValue.GetUnit()) {
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AlignValueToString(aValue, aResult);
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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}
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else if (ImageAttributeToString(aAttribute, aValue, aResult)) {
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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return nsGenericHTMLLeafElement::AttributeToString(aAttribute, aValue,
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aResult);
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}
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static void
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MapAttributesInto(const nsIHTMLMappedAttributes* aAttributes,
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nsIMutableStyleContext* aContext,
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nsIPresContext* aPresContext)
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{
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nsGenericHTMLElement::MapImageAlignAttributeInto(aAttributes, aContext,
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aPresContext);
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nsGenericHTMLElement::MapImageAttributesInto(aAttributes, aContext,
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aPresContext);
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nsGenericHTMLElement::MapImageBorderAttributeInto(aAttributes, aContext,
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aPresContext, nsnull);
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nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aContext,
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aPresContext);
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}
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NS_IMETHODIMP
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nsHTMLEmbedElement::GetMappedAttributeImpact(const nsIAtom* aAttribute,
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PRInt32& aHint) const
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{
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if (!GetCommonMappedAttributesImpact(aAttribute, aHint)) {
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if (!GetImageMappedAttributesImpact(aAttribute, aHint)) {
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if (!GetImageAlignAttributeImpact(aAttribute, aHint)) {
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if (!GetImageBorderAttributeImpact(aAttribute, aHint)) {
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aHint = NS_STYLE_HINT_CONTENT;
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}
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}
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}
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsHTMLEmbedElement::GetAttributeMappingFunctions(nsMapAttributesFunc& aFontMapFunc,
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nsMapAttributesFunc& aMapFunc) const
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{
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aFontMapFunc = nsnull;
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aMapFunc = &MapAttributesInto;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsHTMLEmbedElement::SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const
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{
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*aResult = sizeof(*this) + BaseSizeOf(aSizer);
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return NS_OK;
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}
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/***************************************************************************/
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NS_IMETHODIMP
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nsHTMLEmbedElement::GetScriptObject(nsIScriptContext* aContext,
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void** aScriptObject)
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{
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return GetPluginScriptObject(aContext, aScriptObject);
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}
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PRBool
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nsHTMLEmbedElement::GetProperty(JSContext *aContext, JSObject *aObj,
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jsval aID, jsval *aVp)
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{
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return GetPluginProperty(aContext, aObj, aID, aVp);
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}
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/////////////////////////////////////////////
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// Implement nsIDOMHTMLEmbedElement interface
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NS_IMPL_STRING_ATTR(nsHTMLEmbedElement, Align, align)
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NS_IMPL_STRING_ATTR(nsHTMLEmbedElement, Height, height)
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NS_IMPL_STRING_ATTR(nsHTMLEmbedElement, Width, width)
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NS_IMPL_STRING_ATTR(nsHTMLEmbedElement, Name, name)
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NS_IMPL_STRING_ATTR(nsHTMLEmbedElement, Type, type)
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NS_IMPL_STRING_ATTR(nsHTMLEmbedElement, Src, src)
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