зеркало из https://github.com/mozilla/pjs.git
Adding class for unknown elements, not part of the build quite yet.
This commit is contained in:
jst%netscape.com
Родитель
9b404eab0c
Коммит
2d7764f570
|
|
@ -0,0 +1,448 @@
|
|||
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
||||
*
|
||||
* The contents of this file are subject to the Netscape Public
|
||||
* License Version 1.1 (the "License"); you may not use this file
|
||||
* except in compliance with the License. You may obtain a copy of
|
||||
* the License at http://www.mozilla.org/NPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS
|
||||
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
||||
* implied. See the License for the specific language governing
|
||||
* rights and limitations under the License.
|
||||
*
|
||||
* The Original Code is Mozilla Communicator client code.
|
||||
*
|
||||
* The Initial Developer of the Original Code is Netscape Communications
|
||||
* Corporation. Portions created by Netscape are
|
||||
* Copyright (C) 1998 Netscape Communications Corporation. All
|
||||
* Rights Reserved.
|
||||
*
|
||||
* Contributor(s):
|
||||
*/
|
||||
#include "nsIDOMHTMLModElement.h"
|
||||
#include "nsIScriptObjectOwner.h"
|
||||
#include "nsIDOMEventReceiver.h"
|
||||
#include "nsIHTMLContent.h"
|
||||
#include "nsGenericHTMLElement.h"
|
||||
#include "nsHTMLAtoms.h"
|
||||
#include "nsHTMLIIDs.h"
|
||||
#include "nsIStyleContext.h"
|
||||
#include "nsIMutableStyleContext.h"
|
||||
#include "nsStyleConsts.h"
|
||||
#include "nsIPresContext.h"
|
||||
#include "nsLayoutAtoms.h"
|
||||
#include "nsHTMLAtoms.h"
|
||||
#include "nsIEventListenerManager.h"
|
||||
#include "nsIDOMEventReceiver.h"
|
||||
#include "nsDOMEventsIIDs.h"
|
||||
#include "nsIDocument.h"
|
||||
#include "nsIHTMLStyleSheet.h"
|
||||
#include "nsIHTMLContentContainer.h"
|
||||
#include "nsIHTMLAttributes.h"
|
||||
|
||||
|
||||
static NS_DEFINE_IID(kIDOMHTMLModElementIID, NS_IDOMHTMLMODELEMENT_IID);
|
||||
|
||||
class nsHTMLUnknownElement : public nsIDOMHTMLElement,
|
||||
public nsIJSScriptObject,
|
||||
public nsIHTMLContent
|
||||
{
|
||||
public:
|
||||
nsHTMLUnknownElement(nsIAtom* aTag);
|
||||
virtual ~nsHTMLUnknownElement();
|
||||
|
||||
// nsISupports
|
||||
NS_DECL_ISUPPORTS
|
||||
|
||||
// nsIDOMNode
|
||||
NS_IMPL_IDOMNODE_USING_GENERIC(mInner)
|
||||
|
||||
// nsIDOMElement
|
||||
NS_IMPL_IDOMELEMENT_USING_GENERIC(mInner)
|
||||
|
||||
// nsIDOMHTMLElement
|
||||
NS_IMPL_IDOMHTMLELEMENT_USING_GENERIC(mInner)
|
||||
|
||||
// nsIJSScriptObject
|
||||
NS_IMPL_IJSSCRIPTOBJECT_USING_GENERIC(mInner)
|
||||
|
||||
// nsIContent
|
||||
NS_IMETHOD GetDocument(nsIDocument*& aResult) const {
|
||||
return mInner.GetDocument(aResult);
|
||||
}
|
||||
NS_IMETHOD SetDocument(nsIDocument* aDocument, PRBool aDeep) {
|
||||
return mInner.SetDocument(aDocument, aDeep);
|
||||
}
|
||||
NS_IMETHOD GetParent(nsIContent*& aResult) const {
|
||||
return mInner.GetParent(aResult);
|
||||
}
|
||||
NS_IMETHOD SetParent(nsIContent* aParent) {
|
||||
return mInner.SetParent(aParent);
|
||||
}
|
||||
NS_IMETHOD CanContainChildren(PRBool& aResult) const {
|
||||
return mInner.CanContainChildren(aResult);
|
||||
}
|
||||
NS_IMETHOD ChildCount(PRInt32& aResult) const {
|
||||
return mInner.ChildCount(aResult);
|
||||
}
|
||||
NS_IMETHOD ChildAt(PRInt32 aIndex, nsIContent*& aResult) const {
|
||||
return mInner.ChildAt(aIndex, aResult);
|
||||
}
|
||||
NS_IMETHOD IndexOf(nsIContent* aPossibleChild, PRInt32& aResult) const {
|
||||
return mInner.IndexOf(aPossibleChild, aResult);
|
||||
}
|
||||
NS_IMETHOD InsertChildAt(nsIContent* aKid, PRInt32 aIndex,
|
||||
PRBool aNotify) {
|
||||
return mInner.InsertChildAt(aKid, aIndex, aNotify);
|
||||
}
|
||||
NS_IMETHOD ReplaceChildAt(nsIContent* aKid, PRInt32 aIndex,
|
||||
PRBool aNotify) {
|
||||
return mInner.ReplaceChildAt(aKid, aIndex, aNotify);
|
||||
}
|
||||
NS_IMETHOD AppendChildTo(nsIContent* aKid, PRBool aNotify) {
|
||||
return mInner.AppendChildTo(aKid, aNotify);
|
||||
}
|
||||
NS_IMETHOD RemoveChildAt(PRInt32 aIndex, PRBool aNotify) {
|
||||
return mInner.RemoveChildAt(aIndex, aNotify);
|
||||
}
|
||||
NS_IMETHOD IsSynthetic(PRBool& aResult) {
|
||||
return mInner.IsSynthetic(aResult);
|
||||
}
|
||||
NS_IMETHOD GetNameSpaceID(PRInt32& aResult) const {
|
||||
return mInner.GetNameSpaceID(aResult);
|
||||
}
|
||||
NS_IMETHOD GetTag(nsIAtom*& aResult) const {
|
||||
return mInner.GetTag(aResult);
|
||||
}
|
||||
NS_IMETHOD ParseAttributeString(const nsString& aStr,
|
||||
nsIAtom*& aName,
|
||||
PRInt32& aNameSpaceID) {
|
||||
return mInner.ParseAttributeString(aStr, aName, aNameSpaceID);
|
||||
}
|
||||
NS_IMETHOD GetNameSpacePrefixFromId(PRInt32 aNameSpaceID,
|
||||
nsIAtom*& aPrefix) {
|
||||
return mInner.GetNameSpacePrefixFromId(aNameSpaceID, aPrefix);
|
||||
}
|
||||
NS_IMETHOD SetAttribute(PRInt32 aNameSpaceID, nsIAtom* aName,
|
||||
const nsString& aValue, PRBool aNotify);
|
||||
NS_IMETHOD GetAttribute(PRInt32 aNameSpaceID, nsIAtom* aName,
|
||||
nsString& aResult) const {
|
||||
return mInner.GetAttribute(aNameSpaceID, aName, aResult);
|
||||
}
|
||||
NS_IMETHOD UnsetAttribute(PRInt32 aNameSpaceID, nsIAtom* aAttribute,
|
||||
PRBool aNotify) {
|
||||
return mInner.UnsetAttribute(aNameSpaceID, aAttribute, aNotify);
|
||||
}
|
||||
NS_IMETHOD GetAttributeNameAt(PRInt32 aIndex,
|
||||
PRInt32& aNameSpaceID,
|
||||
nsIAtom*& aName) const {
|
||||
return mInner.GetAttributeNameAt(aIndex, aNameSpaceID, aName);
|
||||
}
|
||||
NS_IMETHOD GetAttributeCount(PRInt32& aResult) const {
|
||||
return mInner.GetAttributeCount(aResult);
|
||||
}
|
||||
NS_IMETHOD List(FILE* out, PRInt32 aIndent) const {
|
||||
return mInner.List(out, aIndent);
|
||||
}
|
||||
NS_IMETHOD BeginConvertToXIF(nsXIFConverter& aConverter) const {
|
||||
return mInner.BeginConvertToXIF(aConverter);
|
||||
}
|
||||
NS_IMETHOD ConvertContentToXIF(nsXIFConverter& aConverter) const {
|
||||
return mInner.ConvertContentToXIF(aConverter);
|
||||
}
|
||||
NS_IMETHOD FinishConvertToXIF(nsXIFConverter& aConverter) const {
|
||||
return mInner.FinishConvertToXIF(aConverter);
|
||||
}
|
||||
NS_IMETHOD HandleDOMEvent(nsIPresContext* aPresContext,
|
||||
nsEvent* aEvent,
|
||||
nsIDOMEvent** aDOMEvent,
|
||||
PRUint32 aFlags,
|
||||
nsEventStatus* aEventStatus);
|
||||
NS_IMETHOD GetContentID(PRUint32* aID) {
|
||||
return mInner.GetContentID(aID);
|
||||
}
|
||||
NS_IMETHOD SetContentID(PRUint32 aID) {
|
||||
return mInner.SetContentID(aID);
|
||||
}
|
||||
NS_IMETHOD RangeAdd(nsIDOMRange& aRange) {
|
||||
return mInner.RangeAdd(aRange);
|
||||
}
|
||||
NS_IMETHOD RangeRemove(nsIDOMRange& aRange) {
|
||||
return mInner.RangeRemove(aRange);
|
||||
}
|
||||
NS_IMETHOD GetRangeList(nsVoidArray*& aResult) const {
|
||||
return mInner.GetRangeList(aResult);
|
||||
}
|
||||
NS_IMETHOD SetFocus(class nsIPresContext *aPresContext) {
|
||||
return mInner.SetFocus(aPresContext);
|
||||
}
|
||||
NS_IMETHOD RemoveFocus(class nsIPresContext *aPresContext) {
|
||||
return mInner.RemoveFocus(aPresContext);
|
||||
}
|
||||
NS_IMETHOD SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const;
|
||||
|
||||
// nsIHTMLContent
|
||||
NS_IMPL_IHTMLCONTENT_USING_GENERIC(mInner)
|
||||
|
||||
protected:
|
||||
nsGenericHTMLContainerElement mInner;
|
||||
};
|
||||
|
||||
nsresult
|
||||
NS_NewHTMLUnknownElement(nsIHTMLContent** aInstancePtrResult, nsIAtom* aTag)
|
||||
{
|
||||
NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
|
||||
if (nsnull == aInstancePtrResult) {
|
||||
return NS_ERROR_NULL_POINTER;
|
||||
}
|
||||
nsIHTMLContent* it = new nsHTMLUnknownElement(aTag);
|
||||
if (nsnull == it) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
return it->QueryInterface(kIHTMLContentIID, (void**) aInstancePtrResult);
|
||||
}
|
||||
|
||||
|
||||
nsHTMLUnknownElement::nsHTMLUnknownElement(nsIAtom* aTag)
|
||||
{
|
||||
NS_INIT_REFCNT();
|
||||
mInner.Init(this, aTag);
|
||||
}
|
||||
|
||||
nsHTMLUnknownElement::~nsHTMLUnknownElement()
|
||||
{
|
||||
}
|
||||
|
||||
NS_IMPL_ADDREF(nsHTMLUnknownElement)
|
||||
|
||||
NS_IMPL_RELEASE(nsHTMLUnknownElement)
|
||||
|
||||
nsresult
|
||||
nsHTMLUnknownElement::QueryInterface(REFNSIID aIID, void** aInstancePtr)
|
||||
{
|
||||
NS_IMPL_HTML_CONTENT_QUERY_INTERFACE(aIID, aInstancePtr, this)
|
||||
|
||||
return NS_NOINTERFACE;
|
||||
}
|
||||
|
||||
nsresult
|
||||
nsHTMLUnknownElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
|
||||
{
|
||||
nsHTMLUnknownElement* it = new nsHTMLUnknownElement(mInner.mTag);
|
||||
if (nsnull == it) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
mInner.CopyInnerTo(this, &it->mInner, aDeep);
|
||||
return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::StringToAttribute(nsIAtom* aAttribute,
|
||||
const nsString& aValue,
|
||||
nsHTMLValue& aResult)
|
||||
{
|
||||
// XXX write me
|
||||
return NS_CONTENT_ATTR_NOT_THERE;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::AttributeToString(nsIAtom* aAttribute,
|
||||
const nsHTMLValue& aValue,
|
||||
nsString& aResult) const
|
||||
{
|
||||
// XXX write me
|
||||
return mInner.AttributeToString(aAttribute, aValue, aResult);
|
||||
}
|
||||
|
||||
static void
|
||||
MapAttributesInto(const nsIHTMLMappedAttributes* aAttributes,
|
||||
nsIMutableStyleContext* aContext,
|
||||
nsIPresContext* aPresContext)
|
||||
{
|
||||
// XXX write me
|
||||
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aContext, aPresContext);
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::GetMappedAttributeImpact(const nsIAtom* aAttribute,
|
||||
PRInt32& aHint) const
|
||||
{
|
||||
if (! nsGenericHTMLElement::GetCommonMappedAttributesImpact(aAttribute, aHint)) {
|
||||
aHint = NS_STYLE_HINT_CONTENT;
|
||||
}
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::GetAttributeMappingFunctions(nsMapAttributesFunc& aFontMapFunc,
|
||||
nsMapAttributesFunc& aMapFunc) const
|
||||
{
|
||||
aFontMapFunc = nsnull;
|
||||
aMapFunc = &MapAttributesInto;
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
static nsIHTMLStyleSheet* GetAttrStyleSheet(nsIDocument* aDocument)
|
||||
{
|
||||
nsIHTMLStyleSheet* sheet = nsnull;
|
||||
nsIHTMLContentContainer* htmlContainer;
|
||||
|
||||
if (nsnull != aDocument) {
|
||||
if (NS_OK == aDocument->QueryInterface(NS_GET_IID(nsIHTMLContentContainer),
|
||||
(void**)&htmlContainer)) {
|
||||
htmlContainer->GetAttributeStyleSheet(&sheet);
|
||||
NS_RELEASE(htmlContainer);
|
||||
}
|
||||
}
|
||||
NS_ASSERTION(nsnull != sheet, "can't get attribute style sheet");
|
||||
return sheet;
|
||||
}
|
||||
|
||||
static nsresult EnsureWritableAttributes(nsIHTMLContent* aContent,
|
||||
nsIHTMLAttributes*& aAttributes, PRBool
|
||||
aCreate)
|
||||
{
|
||||
nsresult result = NS_OK;
|
||||
|
||||
if (nsnull == aAttributes) {
|
||||
if (PR_TRUE == aCreate) {
|
||||
result = NS_NewHTMLAttributes(&aAttributes);
|
||||
}
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
static void ReleaseAttributes(nsIHTMLAttributes*& aAttributes)
|
||||
{
|
||||
// aAttributes->ReleaseContentRef();
|
||||
NS_RELEASE(aAttributes);
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::SetAttribute(PRInt32 aNameSpaceID,
|
||||
nsIAtom* aAttribute,
|
||||
const nsString& aValue,
|
||||
PRBool aNotify)
|
||||
{
|
||||
nsresult result = NS_OK;
|
||||
NS_ASSERTION((kNameSpaceID_HTML == aNameSpaceID) ||
|
||||
(kNameSpaceID_None == aNameSpaceID) ||
|
||||
(kNameSpaceID_Unknown == aNameSpaceID),
|
||||
"html content only holds HTML attributes");
|
||||
|
||||
if ((kNameSpaceID_HTML != aNameSpaceID) &&
|
||||
(kNameSpaceID_None != aNameSpaceID) &&
|
||||
(kNameSpaceID_Unknown != aNameSpaceID)) {
|
||||
return NS_ERROR_ILLEGAL_VALUE;
|
||||
}
|
||||
|
||||
// Check for event handlers
|
||||
if ((nsLayoutAtoms::onclick == aAttribute) ||
|
||||
(nsLayoutAtoms::ondblclick == aAttribute) ||
|
||||
(nsLayoutAtoms::onmousedown == aAttribute) ||
|
||||
(nsLayoutAtoms::onmouseup == aAttribute) ||
|
||||
(nsLayoutAtoms::onmouseover == aAttribute) ||
|
||||
(nsLayoutAtoms::onmouseout == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMMouseListenerIID);
|
||||
else if ((nsLayoutAtoms::onkeydown == aAttribute) ||
|
||||
(nsLayoutAtoms::onkeyup == aAttribute) ||
|
||||
(nsLayoutAtoms::onkeypress == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMKeyListenerIID);
|
||||
else if (nsLayoutAtoms::onmousemove == aAttribute)
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMMouseMotionListenerIID);
|
||||
else if (nsLayoutAtoms::onload == aAttribute)
|
||||
mInner.AddScriptEventListener(nsLayoutAtoms::onload, aValue, kIDOMLoadListenerIID);
|
||||
else if ((nsLayoutAtoms::onunload == aAttribute) ||
|
||||
(nsLayoutAtoms::onabort == aAttribute) ||
|
||||
(nsLayoutAtoms::onerror == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMLoadListenerIID);
|
||||
else if ((nsLayoutAtoms::onfocus == aAttribute) ||
|
||||
(nsLayoutAtoms::onblur == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMFocusListenerIID);
|
||||
else if ((nsLayoutAtoms::onsubmit == aAttribute) ||
|
||||
(nsLayoutAtoms::onreset == aAttribute) ||
|
||||
(nsLayoutAtoms::onchange == aAttribute) ||
|
||||
(nsLayoutAtoms::onselect == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMFormListenerIID);
|
||||
else if (nsLayoutAtoms::onpaint == aAttribute)
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMPaintListenerIID);
|
||||
else if (nsLayoutAtoms::oninput == aAttribute)
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMFormListenerIID);
|
||||
|
||||
nsHTMLValue val;
|
||||
|
||||
if (NS_CONTENT_ATTR_NOT_THERE !=
|
||||
StringToAttribute(aAttribute, aValue, val)) {
|
||||
// string value was mapped to nsHTMLValue, set it that way
|
||||
result = SetHTMLAttribute(aAttribute, val, aNotify);
|
||||
return result;
|
||||
}
|
||||
else {
|
||||
if (mInner.ParseCommonAttribute(aAttribute, aValue, val)) {
|
||||
// string value was mapped to nsHTMLValue, set it that way
|
||||
result = SetHTMLAttribute(aAttribute, val, aNotify);
|
||||
return result;
|
||||
}
|
||||
if (0 == aValue.Length()) { // if empty string
|
||||
val.SetEmptyValue();
|
||||
result = SetHTMLAttribute(aAttribute, val, aNotify);
|
||||
return result;
|
||||
}
|
||||
|
||||
if (aNotify && (nsnull != mInner.mDocument)) {
|
||||
mInner.mDocument->BeginUpdate();
|
||||
}
|
||||
// set as string value to avoid another string copy
|
||||
PRBool impact = NS_STYLE_HINT_NONE;
|
||||
GetMappedAttributeImpact(aAttribute, impact);
|
||||
if (nsnull != mInner.mDocument) { // set attr via style sheet
|
||||
nsIHTMLStyleSheet* sheet = GetAttrStyleSheet(mInner.mDocument);
|
||||
if (nsnull != sheet) {
|
||||
result = sheet->SetAttributeFor(aAttribute, aValue,
|
||||
(NS_STYLE_HINT_CONTENT < impact),
|
||||
this, mInner.mAttributes);
|
||||
NS_RELEASE(sheet);
|
||||
}
|
||||
}
|
||||
else { // manage this ourselves and re-sync when we connect to doc
|
||||
result = EnsureWritableAttributes(this, mInner.mAttributes, PR_TRUE);
|
||||
if (nsnull != mInner.mAttributes) {
|
||||
PRInt32 count;
|
||||
result = mInner.mAttributes->SetAttributeFor(aAttribute, aValue,
|
||||
(NS_STYLE_HINT_CONTENT < impact),
|
||||
this, nsnull, count);
|
||||
if (0 == count) {
|
||||
ReleaseAttributes(mInner.mAttributes);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (aNotify && (nsnull != mInner.mDocument)) {
|
||||
result = mInner.mDocument->AttributeChanged(mInner.mContent, aNameSpaceID, aAttribute, NS_STYLE_HINT_UNKNOWN);
|
||||
mInner.mDocument->EndUpdate();
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::HandleDOMEvent(nsIPresContext* aPresContext,
|
||||
nsEvent* aEvent,
|
||||
nsIDOMEvent** aDOMEvent,
|
||||
PRUint32 aFlags,
|
||||
nsEventStatus* aEventStatus)
|
||||
{
|
||||
return mInner.HandleDOMEvent(aPresContext, aEvent, aDOMEvent,
|
||||
aFlags, aEventStatus);
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const
|
||||
{
|
||||
return mInner.SizeOf(aSizer, aResult, sizeof(*this));
|
||||
}
|
||||
|
|
@ -0,0 +1,448 @@
|
|||
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
||||
*
|
||||
* The contents of this file are subject to the Netscape Public
|
||||
* License Version 1.1 (the "License"); you may not use this file
|
||||
* except in compliance with the License. You may obtain a copy of
|
||||
* the License at http://www.mozilla.org/NPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS
|
||||
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
||||
* implied. See the License for the specific language governing
|
||||
* rights and limitations under the License.
|
||||
*
|
||||
* The Original Code is Mozilla Communicator client code.
|
||||
*
|
||||
* The Initial Developer of the Original Code is Netscape Communications
|
||||
* Corporation. Portions created by Netscape are
|
||||
* Copyright (C) 1998 Netscape Communications Corporation. All
|
||||
* Rights Reserved.
|
||||
*
|
||||
* Contributor(s):
|
||||
*/
|
||||
#include "nsIDOMHTMLModElement.h"
|
||||
#include "nsIScriptObjectOwner.h"
|
||||
#include "nsIDOMEventReceiver.h"
|
||||
#include "nsIHTMLContent.h"
|
||||
#include "nsGenericHTMLElement.h"
|
||||
#include "nsHTMLAtoms.h"
|
||||
#include "nsHTMLIIDs.h"
|
||||
#include "nsIStyleContext.h"
|
||||
#include "nsIMutableStyleContext.h"
|
||||
#include "nsStyleConsts.h"
|
||||
#include "nsIPresContext.h"
|
||||
#include "nsLayoutAtoms.h"
|
||||
#include "nsHTMLAtoms.h"
|
||||
#include "nsIEventListenerManager.h"
|
||||
#include "nsIDOMEventReceiver.h"
|
||||
#include "nsDOMEventsIIDs.h"
|
||||
#include "nsIDocument.h"
|
||||
#include "nsIHTMLStyleSheet.h"
|
||||
#include "nsIHTMLContentContainer.h"
|
||||
#include "nsIHTMLAttributes.h"
|
||||
|
||||
|
||||
static NS_DEFINE_IID(kIDOMHTMLModElementIID, NS_IDOMHTMLMODELEMENT_IID);
|
||||
|
||||
class nsHTMLUnknownElement : public nsIDOMHTMLElement,
|
||||
public nsIJSScriptObject,
|
||||
public nsIHTMLContent
|
||||
{
|
||||
public:
|
||||
nsHTMLUnknownElement(nsIAtom* aTag);
|
||||
virtual ~nsHTMLUnknownElement();
|
||||
|
||||
// nsISupports
|
||||
NS_DECL_ISUPPORTS
|
||||
|
||||
// nsIDOMNode
|
||||
NS_IMPL_IDOMNODE_USING_GENERIC(mInner)
|
||||
|
||||
// nsIDOMElement
|
||||
NS_IMPL_IDOMELEMENT_USING_GENERIC(mInner)
|
||||
|
||||
// nsIDOMHTMLElement
|
||||
NS_IMPL_IDOMHTMLELEMENT_USING_GENERIC(mInner)
|
||||
|
||||
// nsIJSScriptObject
|
||||
NS_IMPL_IJSSCRIPTOBJECT_USING_GENERIC(mInner)
|
||||
|
||||
// nsIContent
|
||||
NS_IMETHOD GetDocument(nsIDocument*& aResult) const {
|
||||
return mInner.GetDocument(aResult);
|
||||
}
|
||||
NS_IMETHOD SetDocument(nsIDocument* aDocument, PRBool aDeep) {
|
||||
return mInner.SetDocument(aDocument, aDeep);
|
||||
}
|
||||
NS_IMETHOD GetParent(nsIContent*& aResult) const {
|
||||
return mInner.GetParent(aResult);
|
||||
}
|
||||
NS_IMETHOD SetParent(nsIContent* aParent) {
|
||||
return mInner.SetParent(aParent);
|
||||
}
|
||||
NS_IMETHOD CanContainChildren(PRBool& aResult) const {
|
||||
return mInner.CanContainChildren(aResult);
|
||||
}
|
||||
NS_IMETHOD ChildCount(PRInt32& aResult) const {
|
||||
return mInner.ChildCount(aResult);
|
||||
}
|
||||
NS_IMETHOD ChildAt(PRInt32 aIndex, nsIContent*& aResult) const {
|
||||
return mInner.ChildAt(aIndex, aResult);
|
||||
}
|
||||
NS_IMETHOD IndexOf(nsIContent* aPossibleChild, PRInt32& aResult) const {
|
||||
return mInner.IndexOf(aPossibleChild, aResult);
|
||||
}
|
||||
NS_IMETHOD InsertChildAt(nsIContent* aKid, PRInt32 aIndex,
|
||||
PRBool aNotify) {
|
||||
return mInner.InsertChildAt(aKid, aIndex, aNotify);
|
||||
}
|
||||
NS_IMETHOD ReplaceChildAt(nsIContent* aKid, PRInt32 aIndex,
|
||||
PRBool aNotify) {
|
||||
return mInner.ReplaceChildAt(aKid, aIndex, aNotify);
|
||||
}
|
||||
NS_IMETHOD AppendChildTo(nsIContent* aKid, PRBool aNotify) {
|
||||
return mInner.AppendChildTo(aKid, aNotify);
|
||||
}
|
||||
NS_IMETHOD RemoveChildAt(PRInt32 aIndex, PRBool aNotify) {
|
||||
return mInner.RemoveChildAt(aIndex, aNotify);
|
||||
}
|
||||
NS_IMETHOD IsSynthetic(PRBool& aResult) {
|
||||
return mInner.IsSynthetic(aResult);
|
||||
}
|
||||
NS_IMETHOD GetNameSpaceID(PRInt32& aResult) const {
|
||||
return mInner.GetNameSpaceID(aResult);
|
||||
}
|
||||
NS_IMETHOD GetTag(nsIAtom*& aResult) const {
|
||||
return mInner.GetTag(aResult);
|
||||
}
|
||||
NS_IMETHOD ParseAttributeString(const nsString& aStr,
|
||||
nsIAtom*& aName,
|
||||
PRInt32& aNameSpaceID) {
|
||||
return mInner.ParseAttributeString(aStr, aName, aNameSpaceID);
|
||||
}
|
||||
NS_IMETHOD GetNameSpacePrefixFromId(PRInt32 aNameSpaceID,
|
||||
nsIAtom*& aPrefix) {
|
||||
return mInner.GetNameSpacePrefixFromId(aNameSpaceID, aPrefix);
|
||||
}
|
||||
NS_IMETHOD SetAttribute(PRInt32 aNameSpaceID, nsIAtom* aName,
|
||||
const nsString& aValue, PRBool aNotify);
|
||||
NS_IMETHOD GetAttribute(PRInt32 aNameSpaceID, nsIAtom* aName,
|
||||
nsString& aResult) const {
|
||||
return mInner.GetAttribute(aNameSpaceID, aName, aResult);
|
||||
}
|
||||
NS_IMETHOD UnsetAttribute(PRInt32 aNameSpaceID, nsIAtom* aAttribute,
|
||||
PRBool aNotify) {
|
||||
return mInner.UnsetAttribute(aNameSpaceID, aAttribute, aNotify);
|
||||
}
|
||||
NS_IMETHOD GetAttributeNameAt(PRInt32 aIndex,
|
||||
PRInt32& aNameSpaceID,
|
||||
nsIAtom*& aName) const {
|
||||
return mInner.GetAttributeNameAt(aIndex, aNameSpaceID, aName);
|
||||
}
|
||||
NS_IMETHOD GetAttributeCount(PRInt32& aResult) const {
|
||||
return mInner.GetAttributeCount(aResult);
|
||||
}
|
||||
NS_IMETHOD List(FILE* out, PRInt32 aIndent) const {
|
||||
return mInner.List(out, aIndent);
|
||||
}
|
||||
NS_IMETHOD BeginConvertToXIF(nsXIFConverter& aConverter) const {
|
||||
return mInner.BeginConvertToXIF(aConverter);
|
||||
}
|
||||
NS_IMETHOD ConvertContentToXIF(nsXIFConverter& aConverter) const {
|
||||
return mInner.ConvertContentToXIF(aConverter);
|
||||
}
|
||||
NS_IMETHOD FinishConvertToXIF(nsXIFConverter& aConverter) const {
|
||||
return mInner.FinishConvertToXIF(aConverter);
|
||||
}
|
||||
NS_IMETHOD HandleDOMEvent(nsIPresContext* aPresContext,
|
||||
nsEvent* aEvent,
|
||||
nsIDOMEvent** aDOMEvent,
|
||||
PRUint32 aFlags,
|
||||
nsEventStatus* aEventStatus);
|
||||
NS_IMETHOD GetContentID(PRUint32* aID) {
|
||||
return mInner.GetContentID(aID);
|
||||
}
|
||||
NS_IMETHOD SetContentID(PRUint32 aID) {
|
||||
return mInner.SetContentID(aID);
|
||||
}
|
||||
NS_IMETHOD RangeAdd(nsIDOMRange& aRange) {
|
||||
return mInner.RangeAdd(aRange);
|
||||
}
|
||||
NS_IMETHOD RangeRemove(nsIDOMRange& aRange) {
|
||||
return mInner.RangeRemove(aRange);
|
||||
}
|
||||
NS_IMETHOD GetRangeList(nsVoidArray*& aResult) const {
|
||||
return mInner.GetRangeList(aResult);
|
||||
}
|
||||
NS_IMETHOD SetFocus(class nsIPresContext *aPresContext) {
|
||||
return mInner.SetFocus(aPresContext);
|
||||
}
|
||||
NS_IMETHOD RemoveFocus(class nsIPresContext *aPresContext) {
|
||||
return mInner.RemoveFocus(aPresContext);
|
||||
}
|
||||
NS_IMETHOD SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const;
|
||||
|
||||
// nsIHTMLContent
|
||||
NS_IMPL_IHTMLCONTENT_USING_GENERIC(mInner)
|
||||
|
||||
protected:
|
||||
nsGenericHTMLContainerElement mInner;
|
||||
};
|
||||
|
||||
nsresult
|
||||
NS_NewHTMLUnknownElement(nsIHTMLContent** aInstancePtrResult, nsIAtom* aTag)
|
||||
{
|
||||
NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
|
||||
if (nsnull == aInstancePtrResult) {
|
||||
return NS_ERROR_NULL_POINTER;
|
||||
}
|
||||
nsIHTMLContent* it = new nsHTMLUnknownElement(aTag);
|
||||
if (nsnull == it) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
return it->QueryInterface(kIHTMLContentIID, (void**) aInstancePtrResult);
|
||||
}
|
||||
|
||||
|
||||
nsHTMLUnknownElement::nsHTMLUnknownElement(nsIAtom* aTag)
|
||||
{
|
||||
NS_INIT_REFCNT();
|
||||
mInner.Init(this, aTag);
|
||||
}
|
||||
|
||||
nsHTMLUnknownElement::~nsHTMLUnknownElement()
|
||||
{
|
||||
}
|
||||
|
||||
NS_IMPL_ADDREF(nsHTMLUnknownElement)
|
||||
|
||||
NS_IMPL_RELEASE(nsHTMLUnknownElement)
|
||||
|
||||
nsresult
|
||||
nsHTMLUnknownElement::QueryInterface(REFNSIID aIID, void** aInstancePtr)
|
||||
{
|
||||
NS_IMPL_HTML_CONTENT_QUERY_INTERFACE(aIID, aInstancePtr, this)
|
||||
|
||||
return NS_NOINTERFACE;
|
||||
}
|
||||
|
||||
nsresult
|
||||
nsHTMLUnknownElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
|
||||
{
|
||||
nsHTMLUnknownElement* it = new nsHTMLUnknownElement(mInner.mTag);
|
||||
if (nsnull == it) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
mInner.CopyInnerTo(this, &it->mInner, aDeep);
|
||||
return it->QueryInterface(kIDOMNodeIID, (void**) aReturn);
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::StringToAttribute(nsIAtom* aAttribute,
|
||||
const nsString& aValue,
|
||||
nsHTMLValue& aResult)
|
||||
{
|
||||
// XXX write me
|
||||
return NS_CONTENT_ATTR_NOT_THERE;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::AttributeToString(nsIAtom* aAttribute,
|
||||
const nsHTMLValue& aValue,
|
||||
nsString& aResult) const
|
||||
{
|
||||
// XXX write me
|
||||
return mInner.AttributeToString(aAttribute, aValue, aResult);
|
||||
}
|
||||
|
||||
static void
|
||||
MapAttributesInto(const nsIHTMLMappedAttributes* aAttributes,
|
||||
nsIMutableStyleContext* aContext,
|
||||
nsIPresContext* aPresContext)
|
||||
{
|
||||
// XXX write me
|
||||
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aContext, aPresContext);
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::GetMappedAttributeImpact(const nsIAtom* aAttribute,
|
||||
PRInt32& aHint) const
|
||||
{
|
||||
if (! nsGenericHTMLElement::GetCommonMappedAttributesImpact(aAttribute, aHint)) {
|
||||
aHint = NS_STYLE_HINT_CONTENT;
|
||||
}
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::GetAttributeMappingFunctions(nsMapAttributesFunc& aFontMapFunc,
|
||||
nsMapAttributesFunc& aMapFunc) const
|
||||
{
|
||||
aFontMapFunc = nsnull;
|
||||
aMapFunc = &MapAttributesInto;
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
static nsIHTMLStyleSheet* GetAttrStyleSheet(nsIDocument* aDocument)
|
||||
{
|
||||
nsIHTMLStyleSheet* sheet = nsnull;
|
||||
nsIHTMLContentContainer* htmlContainer;
|
||||
|
||||
if (nsnull != aDocument) {
|
||||
if (NS_OK == aDocument->QueryInterface(NS_GET_IID(nsIHTMLContentContainer),
|
||||
(void**)&htmlContainer)) {
|
||||
htmlContainer->GetAttributeStyleSheet(&sheet);
|
||||
NS_RELEASE(htmlContainer);
|
||||
}
|
||||
}
|
||||
NS_ASSERTION(nsnull != sheet, "can't get attribute style sheet");
|
||||
return sheet;
|
||||
}
|
||||
|
||||
static nsresult EnsureWritableAttributes(nsIHTMLContent* aContent,
|
||||
nsIHTMLAttributes*& aAttributes, PRBool
|
||||
aCreate)
|
||||
{
|
||||
nsresult result = NS_OK;
|
||||
|
||||
if (nsnull == aAttributes) {
|
||||
if (PR_TRUE == aCreate) {
|
||||
result = NS_NewHTMLAttributes(&aAttributes);
|
||||
}
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
static void ReleaseAttributes(nsIHTMLAttributes*& aAttributes)
|
||||
{
|
||||
// aAttributes->ReleaseContentRef();
|
||||
NS_RELEASE(aAttributes);
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::SetAttribute(PRInt32 aNameSpaceID,
|
||||
nsIAtom* aAttribute,
|
||||
const nsString& aValue,
|
||||
PRBool aNotify)
|
||||
{
|
||||
nsresult result = NS_OK;
|
||||
NS_ASSERTION((kNameSpaceID_HTML == aNameSpaceID) ||
|
||||
(kNameSpaceID_None == aNameSpaceID) ||
|
||||
(kNameSpaceID_Unknown == aNameSpaceID),
|
||||
"html content only holds HTML attributes");
|
||||
|
||||
if ((kNameSpaceID_HTML != aNameSpaceID) &&
|
||||
(kNameSpaceID_None != aNameSpaceID) &&
|
||||
(kNameSpaceID_Unknown != aNameSpaceID)) {
|
||||
return NS_ERROR_ILLEGAL_VALUE;
|
||||
}
|
||||
|
||||
// Check for event handlers
|
||||
if ((nsLayoutAtoms::onclick == aAttribute) ||
|
||||
(nsLayoutAtoms::ondblclick == aAttribute) ||
|
||||
(nsLayoutAtoms::onmousedown == aAttribute) ||
|
||||
(nsLayoutAtoms::onmouseup == aAttribute) ||
|
||||
(nsLayoutAtoms::onmouseover == aAttribute) ||
|
||||
(nsLayoutAtoms::onmouseout == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMMouseListenerIID);
|
||||
else if ((nsLayoutAtoms::onkeydown == aAttribute) ||
|
||||
(nsLayoutAtoms::onkeyup == aAttribute) ||
|
||||
(nsLayoutAtoms::onkeypress == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMKeyListenerIID);
|
||||
else if (nsLayoutAtoms::onmousemove == aAttribute)
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMMouseMotionListenerIID);
|
||||
else if (nsLayoutAtoms::onload == aAttribute)
|
||||
mInner.AddScriptEventListener(nsLayoutAtoms::onload, aValue, kIDOMLoadListenerIID);
|
||||
else if ((nsLayoutAtoms::onunload == aAttribute) ||
|
||||
(nsLayoutAtoms::onabort == aAttribute) ||
|
||||
(nsLayoutAtoms::onerror == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMLoadListenerIID);
|
||||
else if ((nsLayoutAtoms::onfocus == aAttribute) ||
|
||||
(nsLayoutAtoms::onblur == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMFocusListenerIID);
|
||||
else if ((nsLayoutAtoms::onsubmit == aAttribute) ||
|
||||
(nsLayoutAtoms::onreset == aAttribute) ||
|
||||
(nsLayoutAtoms::onchange == aAttribute) ||
|
||||
(nsLayoutAtoms::onselect == aAttribute))
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMFormListenerIID);
|
||||
else if (nsLayoutAtoms::onpaint == aAttribute)
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMPaintListenerIID);
|
||||
else if (nsLayoutAtoms::oninput == aAttribute)
|
||||
mInner.AddScriptEventListener(aAttribute, aValue, kIDOMFormListenerIID);
|
||||
|
||||
nsHTMLValue val;
|
||||
|
||||
if (NS_CONTENT_ATTR_NOT_THERE !=
|
||||
StringToAttribute(aAttribute, aValue, val)) {
|
||||
// string value was mapped to nsHTMLValue, set it that way
|
||||
result = SetHTMLAttribute(aAttribute, val, aNotify);
|
||||
return result;
|
||||
}
|
||||
else {
|
||||
if (mInner.ParseCommonAttribute(aAttribute, aValue, val)) {
|
||||
// string value was mapped to nsHTMLValue, set it that way
|
||||
result = SetHTMLAttribute(aAttribute, val, aNotify);
|
||||
return result;
|
||||
}
|
||||
if (0 == aValue.Length()) { // if empty string
|
||||
val.SetEmptyValue();
|
||||
result = SetHTMLAttribute(aAttribute, val, aNotify);
|
||||
return result;
|
||||
}
|
||||
|
||||
if (aNotify && (nsnull != mInner.mDocument)) {
|
||||
mInner.mDocument->BeginUpdate();
|
||||
}
|
||||
// set as string value to avoid another string copy
|
||||
PRBool impact = NS_STYLE_HINT_NONE;
|
||||
GetMappedAttributeImpact(aAttribute, impact);
|
||||
if (nsnull != mInner.mDocument) { // set attr via style sheet
|
||||
nsIHTMLStyleSheet* sheet = GetAttrStyleSheet(mInner.mDocument);
|
||||
if (nsnull != sheet) {
|
||||
result = sheet->SetAttributeFor(aAttribute, aValue,
|
||||
(NS_STYLE_HINT_CONTENT < impact),
|
||||
this, mInner.mAttributes);
|
||||
NS_RELEASE(sheet);
|
||||
}
|
||||
}
|
||||
else { // manage this ourselves and re-sync when we connect to doc
|
||||
result = EnsureWritableAttributes(this, mInner.mAttributes, PR_TRUE);
|
||||
if (nsnull != mInner.mAttributes) {
|
||||
PRInt32 count;
|
||||
result = mInner.mAttributes->SetAttributeFor(aAttribute, aValue,
|
||||
(NS_STYLE_HINT_CONTENT < impact),
|
||||
this, nsnull, count);
|
||||
if (0 == count) {
|
||||
ReleaseAttributes(mInner.mAttributes);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (aNotify && (nsnull != mInner.mDocument)) {
|
||||
result = mInner.mDocument->AttributeChanged(mInner.mContent, aNameSpaceID, aAttribute, NS_STYLE_HINT_UNKNOWN);
|
||||
mInner.mDocument->EndUpdate();
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::HandleDOMEvent(nsIPresContext* aPresContext,
|
||||
nsEvent* aEvent,
|
||||
nsIDOMEvent** aDOMEvent,
|
||||
PRUint32 aFlags,
|
||||
nsEventStatus* aEventStatus)
|
||||
{
|
||||
return mInner.HandleDOMEvent(aPresContext, aEvent, aDOMEvent,
|
||||
aFlags, aEventStatus);
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLUnknownElement::SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const
|
||||
{
|
||||
return mInner.SizeOf(aSizer, aResult, sizeof(*this));
|
||||
}
|
||||
Загрузка…
Ссылка в новой задаче