254 lines
8.0 KiB
C++
254 lines
8.0 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 License
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* Version 1.0 (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"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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* the License for the specific language governing rights and limitations
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* 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 Copyright (C) 1998
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* Netscape Communications Corporation. All Rights Reserved.
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*/
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#include "nsIDOMHTMLFrameElement.h"
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#include "nsIScriptObjectOwner.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 "nsHTMLIIDs.h"
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#include "nsIStyleContext.h"
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#include "nsStyleConsts.h"
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#include "nsIPresContext.h"
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static NS_DEFINE_IID(kIDOMHTMLFrameElementIID, NS_IDOMHTMLFRAMEELEMENT_IID);
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class nsHTMLFrameElement : public nsIDOMHTMLFrameElement,
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public nsIScriptObjectOwner,
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public nsIDOMEventReceiver,
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public nsIHTMLContent
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{
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public:
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nsHTMLFrameElement(nsIAtom* aTag);
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virtual ~nsHTMLFrameElement();
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// nsISupports
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NS_DECL_ISUPPORTS
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// nsIDOMNode
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NS_IMPL_IDOMNODE_USING_GENERIC(mInner)
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// nsIDOMElement
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NS_IMPL_IDOMELEMENT_USING_GENERIC(mInner)
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// nsIDOMHTMLElement
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NS_IMPL_IDOMHTMLELEMENT_USING_GENERIC(mInner)
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// nsIDOMHTMLFrameElement
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NS_IMETHOD GetFrameBorder(nsString& aFrameBorder);
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NS_IMETHOD SetFrameBorder(const nsString& aFrameBorder);
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NS_IMETHOD GetLongDesc(nsString& aLongDesc);
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NS_IMETHOD SetLongDesc(const nsString& aLongDesc);
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NS_IMETHOD GetMarginHeight(nsString& aMarginHeight);
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NS_IMETHOD SetMarginHeight(const nsString& aMarginHeight);
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NS_IMETHOD GetMarginWidth(nsString& aMarginWidth);
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NS_IMETHOD SetMarginWidth(const nsString& aMarginWidth);
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NS_IMETHOD GetName(nsString& aName);
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NS_IMETHOD SetName(const nsString& aName);
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NS_IMETHOD GetNoResize(PRBool* aNoResize);
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NS_IMETHOD SetNoResize(PRBool aNoResize);
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NS_IMETHOD GetScrolling(nsString& aScrolling);
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NS_IMETHOD SetScrolling(const nsString& aScrolling);
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NS_IMETHOD GetSrc(nsString& aSrc);
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NS_IMETHOD SetSrc(const nsString& aSrc);
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// nsIScriptObjectOwner
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NS_IMPL_ISCRIPTOBJECTOWNER_USING_GENERIC(mInner)
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// nsIDOMEventReceiver
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NS_IMPL_IDOMEVENTRECEIVER_USING_GENERIC(mInner)
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// nsIContent
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NS_IMPL_ICONTENT_USING_GENERIC(mInner)
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// nsIHTMLContent
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NS_IMPL_IHTMLCONTENT_USING_GENERIC(mInner)
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protected:
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nsGenericHTMLLeafElement mInner;
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};
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nsresult
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NS_NewHTMLFrameElement(nsIHTMLContent** aInstancePtrResult, nsIAtom* aTag)
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{
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NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
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if (nsnull == aInstancePtrResult) {
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return NS_ERROR_NULL_POINTER;
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}
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nsIHTMLContent* it = new nsHTMLFrameElement(aTag);
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if (nsnull == it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return it->QueryInterface(kIHTMLContentIID, (void**) aInstancePtrResult);
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}
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MOZ_DECL_CTOR_COUNTER(nsHTMLFrameElement);
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nsHTMLFrameElement::nsHTMLFrameElement(nsIAtom* aTag)
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{
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MOZ_COUNT_CTOR(nsHTMLFrameElement);
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NS_INIT_REFCNT();
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mInner.Init(this, aTag);
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}
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nsHTMLFrameElement::~nsHTMLFrameElement()
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{
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MOZ_COUNT_DTOR(nsHTMLFrameElement);
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}
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NS_IMPL_ADDREF(nsHTMLFrameElement)
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NS_IMPL_RELEASE(nsHTMLFrameElement)
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nsresult
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nsHTMLFrameElement::QueryInterface(REFNSIID aIID, void** aInstancePtr)
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{
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NS_IMPL_HTML_CONTENT_QUERY_INTERFACE(aIID, aInstancePtr, this)
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if (aIID.Equals(kIDOMHTMLFrameElementIID)) {
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nsIDOMHTMLFrameElement* tmp = this;
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*aInstancePtr = (void*) tmp;
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mRefCnt++;
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return NS_OK;
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}
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return NS_NOINTERFACE;
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}
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nsresult
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nsHTMLFrameElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
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{
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nsHTMLFrameElement* it = new nsHTMLFrameElement(mInner.mTag);
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if (nsnull == it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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mInner.CopyInnerTo(this, &it->mInner, aDeep);
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return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
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}
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NS_IMPL_STRING_ATTR(nsHTMLFrameElement, FrameBorder, frameborder)
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NS_IMPL_STRING_ATTR(nsHTMLFrameElement, LongDesc, longdesc)
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NS_IMPL_STRING_ATTR(nsHTMLFrameElement, MarginHeight, marginheight)
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NS_IMPL_STRING_ATTR(nsHTMLFrameElement, MarginWidth, marginwidth)
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NS_IMPL_STRING_ATTR(nsHTMLFrameElement, Name, name)
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NS_IMPL_BOOL_ATTR(nsHTMLFrameElement, NoResize, noresize)
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NS_IMPL_STRING_ATTR(nsHTMLFrameElement, Scrolling, scrolling)
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NS_IMPL_STRING_ATTR(nsHTMLFrameElement, Src, src)
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NS_IMETHODIMP
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nsHTMLFrameElement::StringToAttribute(nsIAtom* aAttribute,
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const nsString& aValue,
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nsHTMLValue& aResult)
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{
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if (aAttribute == nsHTMLAtoms::bordercolor) {
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if (nsGenericHTMLElement::ParseColor(aValue, mInner.mDocument, 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 (aAttribute == nsHTMLAtoms::frameborder) {
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// XXX need to check for correct mode
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if (nsGenericHTMLElement::ParseFrameborderValue(PR_FALSE, 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 (aAttribute == nsHTMLAtoms::marginwidth) {
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if (nsGenericHTMLElement::ParseValueOrPercent(aValue, aResult,
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eHTMLUnit_Pixel)) {
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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}
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else if (aAttribute == nsHTMLAtoms::marginheight) {
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if (nsGenericHTMLElement::ParseValueOrPercent(aValue, aResult,
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eHTMLUnit_Pixel)) {
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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}
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else if (aAttribute == nsHTMLAtoms::noresize) {
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aResult.SetEmptyValue();
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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else if (aAttribute == nsHTMLAtoms::scrolling) {
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if (nsGenericHTMLElement::ParseScrollingValue(PR_FALSE, aValue, aResult)) {
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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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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nsHTMLFrameElement::AttributeToString(nsIAtom* aAttribute,
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const nsHTMLValue& aValue,
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nsString& aResult) const
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{
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if (aAttribute == nsHTMLAtoms::frameborder) {
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nsGenericHTMLElement::FrameborderValueToString(PR_FALSE, aValue, aResult);
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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else if (aAttribute == nsHTMLAtoms::scrolling) {
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nsGenericHTMLElement::ScrollingValueToString(PR_FALSE, aValue, aResult);
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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return mInner.AttributeToString(aAttribute, aValue, aResult);
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}
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static void
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MapAttributesInto(const nsIHTMLMappedAttributes* aAttributes,
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nsIStyleContext* aContext,
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nsIPresContext* aPresContext)
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{
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nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aContext, aPresContext);
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}
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NS_IMETHODIMP
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nsHTMLFrameElement::GetMappedAttributeImpact(const nsIAtom* aAttribute,
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PRInt32& aHint) const
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{
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if (! nsGenericHTMLElement::GetCommonMappedAttributesImpact(aAttribute, aHint)) {
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aHint = NS_STYLE_HINT_CONTENT;
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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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nsHTMLFrameElement::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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nsHTMLFrameElement::HandleDOMEvent(nsIPresContext& aPresContext,
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nsEvent* aEvent,
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nsIDOMEvent** aDOMEvent,
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PRUint32 aFlags,
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nsEventStatus& aEventStatus)
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{
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return mInner.HandleDOMEvent(aPresContext, aEvent, aDOMEvent,
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aFlags, aEventStatus);
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}
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NS_IMETHODIMP
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nsHTMLFrameElement::SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const
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{
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return mInner.SizeOf(aSizer, aResult, sizeof(*this));
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}
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