4c8bd867e7
now works on COL and COLGROUP. Bug 1128. git-svn-id: svn://10.0.0.236/trunk@14894 18797224-902f-48f8-a5cc-f745e15eee43
292 lines
9.2 KiB
C++
292 lines
9.2 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 "nsIDOMHTMLTableColElement.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 "nsIHTMLAttributes.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(kIDOMHTMLTableColElementIID, NS_IDOMHTMLTABLECOLELEMENT_IID);
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class nsHTMLTableColGroupElement : public nsIDOMHTMLTableColElement,
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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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nsHTMLTableColGroupElement(nsIAtom* aTag);
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~nsHTMLTableColGroupElement();
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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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// nsIDOMHTMLTableColElement
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NS_IMETHOD GetAlign(nsString& aAlign);
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NS_IMETHOD SetAlign(const nsString& aAlign);
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NS_IMETHOD GetCh(nsString& aCh);
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NS_IMETHOD SetCh(const nsString& aCh);
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NS_IMETHOD GetChOff(nsString& aChOff);
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NS_IMETHOD SetChOff(const nsString& aChOff);
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NS_IMETHOD GetSpan(PRInt32* aSpan);
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NS_IMETHOD SetSpan(PRInt32 aSpan);
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NS_IMETHOD GetVAlign(nsString& aVAlign);
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NS_IMETHOD SetVAlign(const nsString& aVAlign);
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NS_IMETHOD GetWidth(nsString& aWidth);
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NS_IMETHOD SetWidth(const nsString& aWidth);
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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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nsGenericHTMLContainerElement mInner;
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};
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nsresult
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NS_NewHTMLTableColGroupElement(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 nsHTMLTableColGroupElement(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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nsHTMLTableColGroupElement::nsHTMLTableColGroupElement(nsIAtom* aTag)
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{
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NS_INIT_REFCNT();
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mInner.Init(this, aTag);
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}
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nsHTMLTableColGroupElement::~nsHTMLTableColGroupElement()
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{
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}
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NS_IMPL_ADDREF(nsHTMLTableColGroupElement)
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NS_IMPL_RELEASE(nsHTMLTableColGroupElement)
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nsresult
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nsHTMLTableColGroupElement::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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// DOM treats COLGROUP like COL
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if (aIID.Equals(kIDOMHTMLTableColElementIID)) {
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nsIDOMHTMLTableColElement* 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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nsHTMLTableColGroupElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
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{
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nsHTMLTableColGroupElement* it = new nsHTMLTableColGroupElement(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);
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return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
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}
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NS_IMPL_STRING_ATTR(nsHTMLTableColGroupElement, Align, align)
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NS_IMPL_STRING_ATTR(nsHTMLTableColGroupElement, Ch, ch)
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NS_IMPL_STRING_ATTR(nsHTMLTableColGroupElement, ChOff, choff)
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NS_IMPL_INT_ATTR(nsHTMLTableColGroupElement, Span, span)
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NS_IMPL_STRING_ATTR(nsHTMLTableColGroupElement, VAlign, valign)
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NS_IMPL_STRING_ATTR(nsHTMLTableColGroupElement, Width, width)
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NS_IMETHODIMP
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nsHTMLTableColGroupElement::StringToAttribute(nsIAtom* aAttribute,
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const nsString& aValue,
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nsHTMLValue& aResult)
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{
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/* ignore these attributes, stored simply as strings
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ch
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*/
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/* attributes that resolve to integers */
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if (aAttribute == nsHTMLAtoms::choff) {
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nsGenericHTMLElement::ParseValue(aValue, 0, aResult, eHTMLUnit_Integer);
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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else if (aAttribute == nsHTMLAtoms::span) {
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nsGenericHTMLElement::ParseValue(aValue, 1, aResult, eHTMLUnit_Integer);
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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/* attributes that resolve to integers or percents or proportions */
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else if (aAttribute == nsHTMLAtoms::width) {
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nsGenericHTMLElement::ParseValueOrPercentOrProportional(aValue, aResult, eHTMLUnit_Pixel);
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return NS_CONTENT_ATTR_HAS_VALUE;
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}
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/* other attributes */
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else if (aAttribute == nsHTMLAtoms::align) {
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if (nsGenericHTMLElement::ParseTableHAlignValue(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::valign) {
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if (nsGenericHTMLElement::ParseTableVAlignValue(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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nsHTMLTableColGroupElement::AttributeToString(nsIAtom* aAttribute,
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nsHTMLValue& aValue,
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nsString& aResult) const
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{
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/* ignore these attributes, stored already as strings
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ch
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*/
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/* ignore attributes that are of standard types
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choff, repeat
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*/
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if (aAttribute == nsHTMLAtoms::align) {
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if (nsGenericHTMLElement::TableHAlignValueToString(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::valign) {
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if (nsGenericHTMLElement::TableVAlignValueToString(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::width) {
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if (nsGenericHTMLElement::ValueOrPercentOrProportionalToString(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 mInner.AttributeToString(aAttribute, aValue, aResult);
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}
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static void
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MapAttributesInto(nsIHTMLAttributes* aAttributes,
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nsIStyleContext* aContext,
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nsIPresContext* aPresContext)
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{
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NS_PRECONDITION(nsnull!=aContext, "bad style context arg");
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NS_PRECONDITION(nsnull!=aPresContext, "bad presentation context arg");
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if (nsnull != aAttributes) {
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nsHTMLValue value;
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nsStyleText* textStyle = nsnull;
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// width
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aAttributes->GetAttribute(nsHTMLAtoms::width, value);
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if (value.GetUnit() != eHTMLUnit_Null) {
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nsStylePosition* position = (nsStylePosition*)
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aContext->GetMutableStyleData(eStyleStruct_Position);
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switch (value.GetUnit()) {
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case eHTMLUnit_Percent:
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position->mWidth.SetPercentValue(value.GetPercentValue());
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break;
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case eHTMLUnit_Pixel:
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float p2t;
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aPresContext->GetScaledPixelsToTwips(p2t);
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position->mWidth.SetCoordValue(NSIntPixelsToTwips(value.GetPixelValue(), p2t));
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break;
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case eHTMLUnit_Proportional:
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position->mWidth.SetIntValue(value.GetIntValue(), eStyleUnit_Proportional);
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break;
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}
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}
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// align: enum
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aAttributes->GetAttribute(nsHTMLAtoms::align, value);
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if (value.GetUnit() == eHTMLUnit_Enumerated)
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{
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textStyle = (nsStyleText*)aContext->GetMutableStyleData(eStyleStruct_Text);
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textStyle->mTextAlign = value.GetIntValue();
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}
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// valign: enum
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aAttributes->GetAttribute(nsHTMLAtoms::valign, value);
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if (value.GetUnit() == eHTMLUnit_Enumerated)
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{
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if (nsnull==textStyle)
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textStyle = (nsStyleText*)aContext->GetMutableStyleData(eStyleStruct_Text);
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textStyle->mVerticalAlign.SetIntValue(value.GetIntValue(), eStyleUnit_Enumerated);
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}
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// span: int
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aAttributes->GetAttribute(nsHTMLAtoms::span, value);
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if (value.GetUnit() == eHTMLUnit_Integer)
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{
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nsStyleTable *tableStyle = (nsStyleTable*)aContext->GetMutableStyleData(eStyleStruct_Table);
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tableStyle->mSpan = value.GetIntValue();
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}
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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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nsHTMLTableColGroupElement::GetAttributeMappingFunction(nsMapAttributesFunc& aMapFunc) const
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{
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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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nsHTMLTableColGroupElement::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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