New file for rarely used leaf elements that share the same implementation. Not part of the build yet.
git-svn-id: svn://10.0.0.236/trunk@106348 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
jst%netscape.com
433
mozilla/content/html/content/src/nsHTMLSharedElement.cpp
Normal file
433
mozilla/content/html/content/src/nsHTMLSharedElement.cpp
Normal file
@@ -0,0 +1,433 @@
|
||||
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||||
/* ***** BEGIN LICENSE BLOCK *****
|
||||
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
|
||||
*
|
||||
* 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 the Initial Developer are Copyright (C) 1998
|
||||
* the Initial Developer. All Rights Reserved.
|
||||
*
|
||||
* Contributor(s):
|
||||
*
|
||||
*
|
||||
* Alternatively, the contents of this file may be used under the terms of
|
||||
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||||
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||||
* in which case the provisions of the GPL or the LGPL are applicable instead
|
||||
* of those above. If you wish to allow use of your version of this file only
|
||||
* under the terms of either the GPL or the LGPL, and not to allow others to
|
||||
* use your version of this file under the terms of the NPL, indicate your
|
||||
* decision by deleting the provisions above and replace them with the notice
|
||||
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||||
* the provisions above, a recipient may use your version of this file under
|
||||
* the terms of any one of the NPL, the GPL or the LGPL.
|
||||
*
|
||||
* ***** END LICENSE BLOCK ***** */
|
||||
#include "nsIDOMHTMLEmbedElement.h"
|
||||
#include "nsIDOMHTMLIsIndexElement.h"
|
||||
#include "nsIDOMHTMLParamElement.h"
|
||||
#include "nsIDOMHTMLBaseElement.h"
|
||||
#include "nsIDOMEventReceiver.h"
|
||||
#include "nsIHTMLContent.h"
|
||||
#include "nsGenericHTMLElement.h"
|
||||
#include "nsHTMLAtoms.h"
|
||||
#include "nsHTMLIIDs.h"
|
||||
#include "nsIStyleContext.h"
|
||||
#include "nsStyleConsts.h"
|
||||
#include "nsIPresContext.h"
|
||||
#include "nsRuleNode.h"
|
||||
#include "nsIHTMLAttributes.h"
|
||||
|
||||
|
||||
class nsHTMLSharedLeafElement : public nsGenericHTMLLeafElement,
|
||||
public nsIDOMHTMLEmbedElement,
|
||||
public nsIDOMHTMLIsIndexElement,
|
||||
public nsIDOMHTMLParamElement,
|
||||
public nsIDOMHTMLBaseElement
|
||||
{
|
||||
public:
|
||||
nsHTMLSharedLeafElement();
|
||||
virtual ~nsHTMLSharedLeafElement();
|
||||
|
||||
// nsISupports
|
||||
NS_DECL_ISUPPORTS_INHERITED
|
||||
|
||||
// nsIDOMNode
|
||||
NS_FORWARD_NSIDOMNODE_NO_CLONENODE(nsGenericHTMLLeafElement::)
|
||||
|
||||
// nsIDOMElement
|
||||
NS_FORWARD_NSIDOMELEMENT(nsGenericHTMLLeafElement::)
|
||||
|
||||
// nsIDOMHTMLElement
|
||||
NS_FORWARD_NSIDOMHTMLELEMENT(nsGenericHTMLLeafElement::)
|
||||
|
||||
// nsIDOMHTMLEmbedElement
|
||||
NS_DECL_NSIDOMHTMLEMBEDELEMENT
|
||||
|
||||
// nsIDOMHTMLIsIndexElement
|
||||
NS_DECL_NSIDOMHTMLISINDEXELEMENT
|
||||
|
||||
// nsIDOMHTMLParamElement Can't use the macro
|
||||
// NS_DECL_NSIDOMHTMLPARAMELEMENT since some of the methods in
|
||||
// nsIDOMHTMLParamElement clashes with methods in
|
||||
// nsIDOMHTMLEmbedElement
|
||||
|
||||
NS_IMETHOD GetValue(nsAWritableString& aValue);
|
||||
NS_IMETHOD SetValue(const nsAReadableString& aValue);
|
||||
NS_IMETHOD GetValueType(nsAWritableString& aValueType);
|
||||
NS_IMETHOD SetValueType(const nsAReadableString& aValueType);
|
||||
|
||||
// nsIDOMHTMLBaseElement
|
||||
NS_DECL_NSIDOMHTMLBASEELEMENT
|
||||
|
||||
// nsIContent
|
||||
NS_IMETHODIMP_(PRBool) IsContentOfType(PRUint32 aFlags);
|
||||
|
||||
NS_IMETHOD StringToAttribute(nsIAtom* aAttribute,
|
||||
const nsAReadableString& aValue,
|
||||
nsHTMLValue& aResult);
|
||||
NS_IMETHOD AttributeToString(nsIAtom* aAttribute,
|
||||
const nsHTMLValue& aValue,
|
||||
nsAWritableString& aResult) const;
|
||||
NS_IMETHOD GetAttributeMappingFunction(nsMapRuleToAttributesFunc& aMapRuleFunc) const;
|
||||
NS_IMETHOD GetMappedAttributeImpact(const nsIAtom* aAttribute,
|
||||
PRInt32 aModType, PRInt32& aHint) const;
|
||||
|
||||
#ifdef DEBUG
|
||||
NS_IMETHOD SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
nsresult
|
||||
NS_NewHTMLSharedLeafElement(nsIHTMLContent** aInstancePtrResult,
|
||||
nsINodeInfo *aNodeInfo)
|
||||
{
|
||||
NS_ENSURE_ARG_POINTER(aInstancePtrResult);
|
||||
|
||||
nsHTMLSharedLeafElement* it = new nsHTMLSharedLeafElement();
|
||||
|
||||
if (!it) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
|
||||
nsresult rv = it->Init(aNodeInfo);
|
||||
|
||||
if (NS_FAILED(rv)) {
|
||||
delete it;
|
||||
|
||||
return rv;
|
||||
}
|
||||
|
||||
*aInstancePtrResult = NS_STATIC_CAST(nsIHTMLContent *, it);
|
||||
NS_ADDREF(*aInstancePtrResult);
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
nsHTMLSharedLeafElement::nsHTMLSharedLeafElement()
|
||||
{
|
||||
}
|
||||
|
||||
nsHTMLSharedLeafElement::~nsHTMLSharedLeafElement()
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
NS_IMPL_ADDREF_INHERITED(nsHTMLSharedLeafElement, nsGenericElement)
|
||||
NS_IMPL_RELEASE_INHERITED(nsHTMLSharedLeafElement, nsGenericElement)
|
||||
|
||||
|
||||
// QueryInterface implementation for nsHTMLSharedLeafElement
|
||||
NS_HTML_CONTENT_INTERFACE_MAP_AMBIGOUS_BEGIN(nsHTMLSharedLeafElement,
|
||||
nsGenericHTMLLeafElement,
|
||||
nsIDOMHTMLEmbedElement)
|
||||
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsIDOMHTMLElement, nsIDOMHTMLEmbedElement)
|
||||
NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLEmbedElement, embed)
|
||||
NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLParamElement, param)
|
||||
NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLIsIndexElement, isindex)
|
||||
NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLBaseElement, base)
|
||||
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLEmbedElement, embed)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLParamElement, param)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLWBRElement, wbr)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLIsIndexElement, isindex)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLBaseElement, base)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLSpacerElement, spacer)
|
||||
NS_HTML_CONTENT_INTERFACE_MAP_END
|
||||
|
||||
|
||||
nsresult
|
||||
nsHTMLSharedLeafElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
|
||||
{
|
||||
NS_ENSURE_ARG_POINTER(aReturn);
|
||||
*aReturn = nsnull;
|
||||
|
||||
nsHTMLSharedLeafElement* it = new nsHTMLSharedLeafElement();
|
||||
|
||||
if (!it) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
|
||||
nsCOMPtr<nsISupports> kungFuDeathGrip =
|
||||
NS_STATIC_CAST(nsIDOMHTMLEmbedElement *, it);
|
||||
|
||||
nsresult rv = it->Init(mNodeInfo);
|
||||
|
||||
if (NS_FAILED(rv))
|
||||
return rv;
|
||||
|
||||
CopyInnerTo(this, it, aDeep);
|
||||
|
||||
*aReturn = NS_STATIC_CAST(nsIDOMHTMLEmbedElement *, it);
|
||||
|
||||
NS_ADDREF(*aReturn);
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
/////////////////////////////////////////////
|
||||
// Implement nsIDOMHTMLEmbedElement interface
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Align, align)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Height, height)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Width, width)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Name, name)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Type, type)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Src, src)
|
||||
|
||||
// nsIDOMHTMLParamElement
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Value, value)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, ValueType, valuetype)
|
||||
|
||||
// nsIDOMHTMLIsIndexElement
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Prompt, prompt)
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::GetForm(nsIDOMHTMLFormElement** aForm)
|
||||
{
|
||||
#ifdef GATHER_ELEMENT_USEAGE_STATISTICS
|
||||
extern void GEUS_DumpElementCounts();
|
||||
|
||||
GEUS_DumpElementCounts();
|
||||
#endif
|
||||
|
||||
*aForm = nsnull;/* XXX */
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP_(PRBool)
|
||||
nsHTMLSharedLeafElement::IsContentOfType(PRUint32 aFlags)
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::wbr)) {
|
||||
return !(aFlags & ~(eELEMENT | eHTML | eHTML_FORM_CONTROL));
|
||||
}
|
||||
|
||||
return nsGenericHTMLLeafElement::IsContentOfType(aFlags);
|
||||
}
|
||||
|
||||
// nsIDOMHTMLBaseElement
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Href, href)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Target, target)
|
||||
|
||||
// spacer element code
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::StringToAttribute(nsIAtom* aAttribute,
|
||||
const nsAReadableString& aValue,
|
||||
nsHTMLValue& aResult)
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::spacer)) {
|
||||
if (aAttribute == nsHTMLAtoms::size) {
|
||||
if (ParseValue(aValue, 0, aResult, eHTMLUnit_Pixel)) {
|
||||
return NS_CONTENT_ATTR_HAS_VALUE;
|
||||
}
|
||||
} else if (aAttribute == nsHTMLAtoms::align) {
|
||||
if (ParseAlignValue(aValue, aResult)) {
|
||||
return NS_CONTENT_ATTR_HAS_VALUE;
|
||||
}
|
||||
} else if ((aAttribute == nsHTMLAtoms::width) ||
|
||||
(aAttribute == nsHTMLAtoms::height)) {
|
||||
if (ParseValueOrPercent(aValue, aResult, eHTMLUnit_Pixel)) {
|
||||
return NS_CONTENT_ATTR_HAS_VALUE;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return NS_CONTENT_ATTR_NOT_THERE;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::AttributeToString(nsIAtom* aAttribute,
|
||||
const nsHTMLValue& aValue,
|
||||
nsAWritableString& aResult) const
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::spacer)) {
|
||||
if (aAttribute == nsHTMLAtoms::align) {
|
||||
if (eHTMLUnit_Enumerated == aValue.GetUnit()) {
|
||||
AlignValueToString(aValue, aResult);
|
||||
return NS_CONTENT_ATTR_HAS_VALUE;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return nsGenericHTMLLeafElement::AttributeToString(aAttribute, aValue,
|
||||
aResult);
|
||||
}
|
||||
|
||||
static void
|
||||
SpacerMapAttributesIntoRule(const nsIHTMLMappedAttributes* aAttributes,
|
||||
nsRuleData* aData)
|
||||
{
|
||||
if (!aAttributes || !aData)
|
||||
return;
|
||||
|
||||
nsGenericHTMLElement::MapImageMarginAttributeInto(aAttributes, aData);
|
||||
nsGenericHTMLElement::MapImagePositionAttributeInto(aAttributes, aData);
|
||||
|
||||
if (aData->mPositionData) {
|
||||
nsHTMLValue value;
|
||||
|
||||
const nsStyleDisplay* display = (const nsStyleDisplay*)
|
||||
aData->mStyleContext->GetStyleData(eStyleStruct_Display);
|
||||
|
||||
PRBool typeIsBlock = (display->mDisplay == NS_STYLE_DISPLAY_BLOCK);
|
||||
|
||||
if (typeIsBlock) {
|
||||
// width: value
|
||||
if (aData->mPositionData->mWidth.GetUnit() == eCSSUnit_Null) {
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::width, value);
|
||||
if (value.GetUnit() == eHTMLUnit_Pixel) {
|
||||
aData->mPositionData->
|
||||
mWidth.SetFloatValue((float)value.GetPixelValue(), eCSSUnit_Pixel);
|
||||
} else if (value.GetUnit() == eHTMLUnit_Percent) {
|
||||
aData->mPositionData->
|
||||
mWidth.SetPercentValue(value.GetPercentValue());
|
||||
}
|
||||
}
|
||||
|
||||
// height: value
|
||||
if (aData->mPositionData->mHeight.GetUnit() == eCSSUnit_Null) {
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::height, value);
|
||||
if (value.GetUnit() == eHTMLUnit_Pixel) {
|
||||
aData->mPositionData->
|
||||
mHeight.SetFloatValue((float)value.GetPixelValue(),
|
||||
eCSSUnit_Pixel);
|
||||
} else if (value.GetUnit() == eHTMLUnit_Percent) {
|
||||
aData->mPositionData->
|
||||
mHeight.SetPercentValue(value.GetPercentValue());
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// size: value
|
||||
if (aData->mPositionData->mWidth.GetUnit() == eCSSUnit_Null) {
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::size, value);
|
||||
if (value.GetUnit() == eHTMLUnit_Pixel)
|
||||
aData->mPositionData->
|
||||
mWidth.SetFloatValue((float)value.GetPixelValue(),
|
||||
eCSSUnit_Pixel);
|
||||
}
|
||||
}
|
||||
} else if (aData->mDisplayData) {
|
||||
nsHTMLValue value;
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::align, value);
|
||||
if (value.GetUnit() == eHTMLUnit_Enumerated) {
|
||||
PRUint8 align = (PRUint8)(value.GetIntValue());
|
||||
if (aData->mDisplayData &&
|
||||
aData->mDisplayData->mFloat.GetUnit() == eCSSUnit_Null) {
|
||||
if (align == NS_STYLE_TEXT_ALIGN_LEFT)
|
||||
aData->mDisplayData->mFloat.SetIntValue(NS_STYLE_FLOAT_LEFT,
|
||||
eCSSUnit_Enumerated);
|
||||
else if (align == NS_STYLE_TEXT_ALIGN_RIGHT)
|
||||
aData->mDisplayData->mFloat.SetIntValue(NS_STYLE_FLOAT_RIGHT,
|
||||
eCSSUnit_Enumerated);
|
||||
}
|
||||
}
|
||||
|
||||
if (aData->mDisplayData->mDisplay == eCSSUnit_Null) {
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::type, value);
|
||||
if (eHTMLUnit_String == value.GetUnit()) {
|
||||
nsAutoString tmp;
|
||||
value.GetStringValue(tmp);
|
||||
if (tmp.EqualsIgnoreCase("line") ||
|
||||
tmp.EqualsIgnoreCase("vert") ||
|
||||
tmp.EqualsIgnoreCase("vertical") ||
|
||||
tmp.EqualsIgnoreCase("block")) {
|
||||
// This is not strictly 100% compatible: if the spacer is given
|
||||
// a width of zero then it is basically ignored.
|
||||
aData->mDisplayData->mDisplay = NS_STYLE_DISPLAY_BLOCK;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
|
||||
}
|
||||
|
||||
static void
|
||||
PlainMapAttributesIntoRule(const nsIHTMLMappedAttributes* aAttributes,
|
||||
nsRuleData* aData)
|
||||
{
|
||||
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::GetMappedAttributeImpact(const nsIAtom* aAttribute,
|
||||
PRInt32 aModType,
|
||||
PRInt32& aHint) const
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::spacer)) {
|
||||
if ((aAttribute == nsHTMLAtoms::usemap) ||
|
||||
(aAttribute == nsHTMLAtoms::ismap)) {
|
||||
aHint = NS_STYLE_HINT_FRAMECHANGE;
|
||||
} else if (aAttribute == nsHTMLAtoms::align) {
|
||||
aHint = NS_STYLE_HINT_REFLOW;
|
||||
} else if (!GetCommonMappedAttributesImpact(aAttribute, aHint)) {
|
||||
if (!GetImageMappedAttributesImpact(aAttribute, aHint)) {
|
||||
if (!GetImageBorderAttributeImpact(aAttribute, aHint)) {
|
||||
aHint = NS_STYLE_HINT_CONTENT;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::GetAttributeMappingFunction(nsMapRuleToAttributesFunc& aMapRuleFunc) const
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::spacer)) {
|
||||
aMapRuleFunc = &SpacerMapAttributesIntoRule;
|
||||
} else {
|
||||
aMapRuleFunc = &PlainMapAttributesIntoRule;
|
||||
}
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
#ifdef DEBUG
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::SizeOf(nsISizeOfHandler* aSizer,
|
||||
PRUint32* aResult) const
|
||||
{
|
||||
*aResult = sizeof(*this) + BaseSizeOf(aSizer);
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
#endif
|
||||
433
mozilla/content/html/content/src/nsHTMLSharedLeafElement.cpp
Normal file
433
mozilla/content/html/content/src/nsHTMLSharedLeafElement.cpp
Normal file
@@ -0,0 +1,433 @@
|
||||
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||||
/* ***** BEGIN LICENSE BLOCK *****
|
||||
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
|
||||
*
|
||||
* 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 the Initial Developer are Copyright (C) 1998
|
||||
* the Initial Developer. All Rights Reserved.
|
||||
*
|
||||
* Contributor(s):
|
||||
*
|
||||
*
|
||||
* Alternatively, the contents of this file may be used under the terms of
|
||||
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||||
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||||
* in which case the provisions of the GPL or the LGPL are applicable instead
|
||||
* of those above. If you wish to allow use of your version of this file only
|
||||
* under the terms of either the GPL or the LGPL, and not to allow others to
|
||||
* use your version of this file under the terms of the NPL, indicate your
|
||||
* decision by deleting the provisions above and replace them with the notice
|
||||
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||||
* the provisions above, a recipient may use your version of this file under
|
||||
* the terms of any one of the NPL, the GPL or the LGPL.
|
||||
*
|
||||
* ***** END LICENSE BLOCK ***** */
|
||||
#include "nsIDOMHTMLEmbedElement.h"
|
||||
#include "nsIDOMHTMLIsIndexElement.h"
|
||||
#include "nsIDOMHTMLParamElement.h"
|
||||
#include "nsIDOMHTMLBaseElement.h"
|
||||
#include "nsIDOMEventReceiver.h"
|
||||
#include "nsIHTMLContent.h"
|
||||
#include "nsGenericHTMLElement.h"
|
||||
#include "nsHTMLAtoms.h"
|
||||
#include "nsHTMLIIDs.h"
|
||||
#include "nsIStyleContext.h"
|
||||
#include "nsStyleConsts.h"
|
||||
#include "nsIPresContext.h"
|
||||
#include "nsRuleNode.h"
|
||||
#include "nsIHTMLAttributes.h"
|
||||
|
||||
|
||||
class nsHTMLSharedLeafElement : public nsGenericHTMLLeafElement,
|
||||
public nsIDOMHTMLEmbedElement,
|
||||
public nsIDOMHTMLIsIndexElement,
|
||||
public nsIDOMHTMLParamElement,
|
||||
public nsIDOMHTMLBaseElement
|
||||
{
|
||||
public:
|
||||
nsHTMLSharedLeafElement();
|
||||
virtual ~nsHTMLSharedLeafElement();
|
||||
|
||||
// nsISupports
|
||||
NS_DECL_ISUPPORTS_INHERITED
|
||||
|
||||
// nsIDOMNode
|
||||
NS_FORWARD_NSIDOMNODE_NO_CLONENODE(nsGenericHTMLLeafElement::)
|
||||
|
||||
// nsIDOMElement
|
||||
NS_FORWARD_NSIDOMELEMENT(nsGenericHTMLLeafElement::)
|
||||
|
||||
// nsIDOMHTMLElement
|
||||
NS_FORWARD_NSIDOMHTMLELEMENT(nsGenericHTMLLeafElement::)
|
||||
|
||||
// nsIDOMHTMLEmbedElement
|
||||
NS_DECL_NSIDOMHTMLEMBEDELEMENT
|
||||
|
||||
// nsIDOMHTMLIsIndexElement
|
||||
NS_DECL_NSIDOMHTMLISINDEXELEMENT
|
||||
|
||||
// nsIDOMHTMLParamElement Can't use the macro
|
||||
// NS_DECL_NSIDOMHTMLPARAMELEMENT since some of the methods in
|
||||
// nsIDOMHTMLParamElement clashes with methods in
|
||||
// nsIDOMHTMLEmbedElement
|
||||
|
||||
NS_IMETHOD GetValue(nsAWritableString& aValue);
|
||||
NS_IMETHOD SetValue(const nsAReadableString& aValue);
|
||||
NS_IMETHOD GetValueType(nsAWritableString& aValueType);
|
||||
NS_IMETHOD SetValueType(const nsAReadableString& aValueType);
|
||||
|
||||
// nsIDOMHTMLBaseElement
|
||||
NS_DECL_NSIDOMHTMLBASEELEMENT
|
||||
|
||||
// nsIContent
|
||||
NS_IMETHODIMP_(PRBool) IsContentOfType(PRUint32 aFlags);
|
||||
|
||||
NS_IMETHOD StringToAttribute(nsIAtom* aAttribute,
|
||||
const nsAReadableString& aValue,
|
||||
nsHTMLValue& aResult);
|
||||
NS_IMETHOD AttributeToString(nsIAtom* aAttribute,
|
||||
const nsHTMLValue& aValue,
|
||||
nsAWritableString& aResult) const;
|
||||
NS_IMETHOD GetAttributeMappingFunction(nsMapRuleToAttributesFunc& aMapRuleFunc) const;
|
||||
NS_IMETHOD GetMappedAttributeImpact(const nsIAtom* aAttribute,
|
||||
PRInt32 aModType, PRInt32& aHint) const;
|
||||
|
||||
#ifdef DEBUG
|
||||
NS_IMETHOD SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
nsresult
|
||||
NS_NewHTMLSharedLeafElement(nsIHTMLContent** aInstancePtrResult,
|
||||
nsINodeInfo *aNodeInfo)
|
||||
{
|
||||
NS_ENSURE_ARG_POINTER(aInstancePtrResult);
|
||||
|
||||
nsHTMLSharedLeafElement* it = new nsHTMLSharedLeafElement();
|
||||
|
||||
if (!it) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
|
||||
nsresult rv = it->Init(aNodeInfo);
|
||||
|
||||
if (NS_FAILED(rv)) {
|
||||
delete it;
|
||||
|
||||
return rv;
|
||||
}
|
||||
|
||||
*aInstancePtrResult = NS_STATIC_CAST(nsIHTMLContent *, it);
|
||||
NS_ADDREF(*aInstancePtrResult);
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
nsHTMLSharedLeafElement::nsHTMLSharedLeafElement()
|
||||
{
|
||||
}
|
||||
|
||||
nsHTMLSharedLeafElement::~nsHTMLSharedLeafElement()
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
NS_IMPL_ADDREF_INHERITED(nsHTMLSharedLeafElement, nsGenericElement)
|
||||
NS_IMPL_RELEASE_INHERITED(nsHTMLSharedLeafElement, nsGenericElement)
|
||||
|
||||
|
||||
// QueryInterface implementation for nsHTMLSharedLeafElement
|
||||
NS_HTML_CONTENT_INTERFACE_MAP_AMBIGOUS_BEGIN(nsHTMLSharedLeafElement,
|
||||
nsGenericHTMLLeafElement,
|
||||
nsIDOMHTMLEmbedElement)
|
||||
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsIDOMHTMLElement, nsIDOMHTMLEmbedElement)
|
||||
NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLEmbedElement, embed)
|
||||
NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLParamElement, param)
|
||||
NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLIsIndexElement, isindex)
|
||||
NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLBaseElement, base)
|
||||
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLEmbedElement, embed)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLParamElement, param)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLWBRElement, wbr)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLIsIndexElement, isindex)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLBaseElement, base)
|
||||
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO_IF_TAG(HTMLSpacerElement, spacer)
|
||||
NS_HTML_CONTENT_INTERFACE_MAP_END
|
||||
|
||||
|
||||
nsresult
|
||||
nsHTMLSharedLeafElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
|
||||
{
|
||||
NS_ENSURE_ARG_POINTER(aReturn);
|
||||
*aReturn = nsnull;
|
||||
|
||||
nsHTMLSharedLeafElement* it = new nsHTMLSharedLeafElement();
|
||||
|
||||
if (!it) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
|
||||
nsCOMPtr<nsISupports> kungFuDeathGrip =
|
||||
NS_STATIC_CAST(nsIDOMHTMLEmbedElement *, it);
|
||||
|
||||
nsresult rv = it->Init(mNodeInfo);
|
||||
|
||||
if (NS_FAILED(rv))
|
||||
return rv;
|
||||
|
||||
CopyInnerTo(this, it, aDeep);
|
||||
|
||||
*aReturn = NS_STATIC_CAST(nsIDOMHTMLEmbedElement *, it);
|
||||
|
||||
NS_ADDREF(*aReturn);
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
/////////////////////////////////////////////
|
||||
// Implement nsIDOMHTMLEmbedElement interface
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Align, align)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Height, height)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Width, width)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Name, name)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Type, type)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Src, src)
|
||||
|
||||
// nsIDOMHTMLParamElement
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Value, value)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, ValueType, valuetype)
|
||||
|
||||
// nsIDOMHTMLIsIndexElement
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Prompt, prompt)
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::GetForm(nsIDOMHTMLFormElement** aForm)
|
||||
{
|
||||
#ifdef GATHER_ELEMENT_USEAGE_STATISTICS
|
||||
extern void GEUS_DumpElementCounts();
|
||||
|
||||
GEUS_DumpElementCounts();
|
||||
#endif
|
||||
|
||||
*aForm = nsnull;/* XXX */
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP_(PRBool)
|
||||
nsHTMLSharedLeafElement::IsContentOfType(PRUint32 aFlags)
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::wbr)) {
|
||||
return !(aFlags & ~(eELEMENT | eHTML | eHTML_FORM_CONTROL));
|
||||
}
|
||||
|
||||
return nsGenericHTMLLeafElement::IsContentOfType(aFlags);
|
||||
}
|
||||
|
||||
// nsIDOMHTMLBaseElement
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Href, href)
|
||||
NS_IMPL_STRING_ATTR(nsHTMLSharedLeafElement, Target, target)
|
||||
|
||||
// spacer element code
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::StringToAttribute(nsIAtom* aAttribute,
|
||||
const nsAReadableString& aValue,
|
||||
nsHTMLValue& aResult)
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::spacer)) {
|
||||
if (aAttribute == nsHTMLAtoms::size) {
|
||||
if (ParseValue(aValue, 0, aResult, eHTMLUnit_Pixel)) {
|
||||
return NS_CONTENT_ATTR_HAS_VALUE;
|
||||
}
|
||||
} else if (aAttribute == nsHTMLAtoms::align) {
|
||||
if (ParseAlignValue(aValue, aResult)) {
|
||||
return NS_CONTENT_ATTR_HAS_VALUE;
|
||||
}
|
||||
} else if ((aAttribute == nsHTMLAtoms::width) ||
|
||||
(aAttribute == nsHTMLAtoms::height)) {
|
||||
if (ParseValueOrPercent(aValue, aResult, eHTMLUnit_Pixel)) {
|
||||
return NS_CONTENT_ATTR_HAS_VALUE;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return NS_CONTENT_ATTR_NOT_THERE;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::AttributeToString(nsIAtom* aAttribute,
|
||||
const nsHTMLValue& aValue,
|
||||
nsAWritableString& aResult) const
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::spacer)) {
|
||||
if (aAttribute == nsHTMLAtoms::align) {
|
||||
if (eHTMLUnit_Enumerated == aValue.GetUnit()) {
|
||||
AlignValueToString(aValue, aResult);
|
||||
return NS_CONTENT_ATTR_HAS_VALUE;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return nsGenericHTMLLeafElement::AttributeToString(aAttribute, aValue,
|
||||
aResult);
|
||||
}
|
||||
|
||||
static void
|
||||
SpacerMapAttributesIntoRule(const nsIHTMLMappedAttributes* aAttributes,
|
||||
nsRuleData* aData)
|
||||
{
|
||||
if (!aAttributes || !aData)
|
||||
return;
|
||||
|
||||
nsGenericHTMLElement::MapImageMarginAttributeInto(aAttributes, aData);
|
||||
nsGenericHTMLElement::MapImagePositionAttributeInto(aAttributes, aData);
|
||||
|
||||
if (aData->mPositionData) {
|
||||
nsHTMLValue value;
|
||||
|
||||
const nsStyleDisplay* display = (const nsStyleDisplay*)
|
||||
aData->mStyleContext->GetStyleData(eStyleStruct_Display);
|
||||
|
||||
PRBool typeIsBlock = (display->mDisplay == NS_STYLE_DISPLAY_BLOCK);
|
||||
|
||||
if (typeIsBlock) {
|
||||
// width: value
|
||||
if (aData->mPositionData->mWidth.GetUnit() == eCSSUnit_Null) {
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::width, value);
|
||||
if (value.GetUnit() == eHTMLUnit_Pixel) {
|
||||
aData->mPositionData->
|
||||
mWidth.SetFloatValue((float)value.GetPixelValue(), eCSSUnit_Pixel);
|
||||
} else if (value.GetUnit() == eHTMLUnit_Percent) {
|
||||
aData->mPositionData->
|
||||
mWidth.SetPercentValue(value.GetPercentValue());
|
||||
}
|
||||
}
|
||||
|
||||
// height: value
|
||||
if (aData->mPositionData->mHeight.GetUnit() == eCSSUnit_Null) {
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::height, value);
|
||||
if (value.GetUnit() == eHTMLUnit_Pixel) {
|
||||
aData->mPositionData->
|
||||
mHeight.SetFloatValue((float)value.GetPixelValue(),
|
||||
eCSSUnit_Pixel);
|
||||
} else if (value.GetUnit() == eHTMLUnit_Percent) {
|
||||
aData->mPositionData->
|
||||
mHeight.SetPercentValue(value.GetPercentValue());
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// size: value
|
||||
if (aData->mPositionData->mWidth.GetUnit() == eCSSUnit_Null) {
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::size, value);
|
||||
if (value.GetUnit() == eHTMLUnit_Pixel)
|
||||
aData->mPositionData->
|
||||
mWidth.SetFloatValue((float)value.GetPixelValue(),
|
||||
eCSSUnit_Pixel);
|
||||
}
|
||||
}
|
||||
} else if (aData->mDisplayData) {
|
||||
nsHTMLValue value;
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::align, value);
|
||||
if (value.GetUnit() == eHTMLUnit_Enumerated) {
|
||||
PRUint8 align = (PRUint8)(value.GetIntValue());
|
||||
if (aData->mDisplayData &&
|
||||
aData->mDisplayData->mFloat.GetUnit() == eCSSUnit_Null) {
|
||||
if (align == NS_STYLE_TEXT_ALIGN_LEFT)
|
||||
aData->mDisplayData->mFloat.SetIntValue(NS_STYLE_FLOAT_LEFT,
|
||||
eCSSUnit_Enumerated);
|
||||
else if (align == NS_STYLE_TEXT_ALIGN_RIGHT)
|
||||
aData->mDisplayData->mFloat.SetIntValue(NS_STYLE_FLOAT_RIGHT,
|
||||
eCSSUnit_Enumerated);
|
||||
}
|
||||
}
|
||||
|
||||
if (aData->mDisplayData->mDisplay == eCSSUnit_Null) {
|
||||
aAttributes->GetAttribute(nsHTMLAtoms::type, value);
|
||||
if (eHTMLUnit_String == value.GetUnit()) {
|
||||
nsAutoString tmp;
|
||||
value.GetStringValue(tmp);
|
||||
if (tmp.EqualsIgnoreCase("line") ||
|
||||
tmp.EqualsIgnoreCase("vert") ||
|
||||
tmp.EqualsIgnoreCase("vertical") ||
|
||||
tmp.EqualsIgnoreCase("block")) {
|
||||
// This is not strictly 100% compatible: if the spacer is given
|
||||
// a width of zero then it is basically ignored.
|
||||
aData->mDisplayData->mDisplay = NS_STYLE_DISPLAY_BLOCK;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
|
||||
}
|
||||
|
||||
static void
|
||||
PlainMapAttributesIntoRule(const nsIHTMLMappedAttributes* aAttributes,
|
||||
nsRuleData* aData)
|
||||
{
|
||||
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::GetMappedAttributeImpact(const nsIAtom* aAttribute,
|
||||
PRInt32 aModType,
|
||||
PRInt32& aHint) const
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::spacer)) {
|
||||
if ((aAttribute == nsHTMLAtoms::usemap) ||
|
||||
(aAttribute == nsHTMLAtoms::ismap)) {
|
||||
aHint = NS_STYLE_HINT_FRAMECHANGE;
|
||||
} else if (aAttribute == nsHTMLAtoms::align) {
|
||||
aHint = NS_STYLE_HINT_REFLOW;
|
||||
} else if (!GetCommonMappedAttributesImpact(aAttribute, aHint)) {
|
||||
if (!GetImageMappedAttributesImpact(aAttribute, aHint)) {
|
||||
if (!GetImageBorderAttributeImpact(aAttribute, aHint)) {
|
||||
aHint = NS_STYLE_HINT_CONTENT;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::GetAttributeMappingFunction(nsMapRuleToAttributesFunc& aMapRuleFunc) const
|
||||
{
|
||||
if (mNodeInfo->Equals(nsHTMLAtoms::spacer)) {
|
||||
aMapRuleFunc = &SpacerMapAttributesIntoRule;
|
||||
} else {
|
||||
aMapRuleFunc = &PlainMapAttributesIntoRule;
|
||||
}
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
#ifdef DEBUG
|
||||
NS_IMETHODIMP
|
||||
nsHTMLSharedLeafElement::SizeOf(nsISizeOfHandler* aSizer,
|
||||
PRUint32* aResult) const
|
||||
{
|
||||
*aResult = sizeof(*this) + BaseSizeOf(aSizer);
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
#endif
|
||||
Reference in New Issue
Block a user