mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-09-20 20:10:41 +02:00
ba7f53c261
mozilla-573873-1.8.patch mozilla-liveconnect-1.9.2.13.patch mozilla-nsTArray.patch
429 lines
14 KiB
C++
429 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla 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/MPL/
|
|
*
|
|
* 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 of 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 MPL, 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 MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
#include "nsIDOMHTMLFrameSetElement.h"
|
|
#include "nsIDOMEventReceiver.h"
|
|
#include "nsGenericHTMLElement.h"
|
|
#include "nsHTMLAtoms.h"
|
|
#include "nsStyleConsts.h"
|
|
#include "nsPresContext.h"
|
|
#include "nsIFrameSetElement.h"
|
|
#include "nsIHTMLDocument.h"
|
|
#include "nsIDocument.h"
|
|
#include "nspr.h"
|
|
|
|
class nsHTMLFrameSetElement : public nsGenericHTMLElement,
|
|
public nsIDOMHTMLFrameSetElement,
|
|
public nsIFrameSetElement
|
|
{
|
|
public:
|
|
nsHTMLFrameSetElement(nsINodeInfo *aNodeInfo);
|
|
virtual ~nsHTMLFrameSetElement();
|
|
|
|
// nsISupports
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
// nsIDOMNode
|
|
NS_FORWARD_NSIDOMNODE_NO_CLONENODE(nsGenericHTMLElement::)
|
|
|
|
// nsIDOMElement
|
|
NS_FORWARD_NSIDOMELEMENT(nsGenericHTMLElement::)
|
|
|
|
// nsIDOMHTMLElement
|
|
NS_FORWARD_NSIDOMHTMLELEMENT(nsGenericHTMLElement::)
|
|
|
|
// nsIDOMHTMLFrameSetElement
|
|
NS_DECL_NSIDOMHTMLFRAMESETELEMENT
|
|
|
|
// These override the SetAttr methods in nsGenericHTMLElement (need
|
|
// both here to silence compiler warnings).
|
|
nsresult SetAttr(PRInt32 aNameSpaceID, nsIAtom* aName,
|
|
const nsAString& aValue, PRBool aNotify)
|
|
{
|
|
return SetAttr(aNameSpaceID, aName, nsnull, aValue, aNotify);
|
|
}
|
|
virtual nsresult SetAttr(PRInt32 aNameSpaceID, nsIAtom* aName,
|
|
nsIAtom* aPrefix, const nsAString& aValue,
|
|
PRBool aNotify);
|
|
|
|
// nsIFramesetElement
|
|
NS_IMETHOD GetRowSpec(PRInt32 *aNumValues, const nsFramesetSpec** aSpecs);
|
|
NS_IMETHOD GetColSpec(PRInt32 *aNumValues, const nsFramesetSpec** aSpecs);
|
|
|
|
virtual PRBool ParseAttribute(nsIAtom* aAttribute,
|
|
const nsAString& aValue,
|
|
nsAttrValue& aResult);
|
|
virtual nsChangeHint GetAttributeChangeHint(const nsIAtom* aAttribute,
|
|
PRInt32 aModType) const;
|
|
private:
|
|
nsresult ParseRowCol(const nsAString& aValue,
|
|
PRInt32& aNumSpecs,
|
|
nsFramesetSpec** aSpecs);
|
|
|
|
/**
|
|
* The number of size specs in our "rows" attr
|
|
*/
|
|
PRInt32 mNumRows;
|
|
/**
|
|
* The number of size specs in our "cols" attr
|
|
*/
|
|
PRInt32 mNumCols;
|
|
/**
|
|
* The style hint to return for the rows/cols attrs in
|
|
* GetAttributeChangeHint
|
|
*/
|
|
nsChangeHint mCurrentRowColHint;
|
|
/**
|
|
* The parsed representation of the "rows" attribute
|
|
*/
|
|
nsAutoArrayPtr<nsFramesetSpec> mRowSpecs; // parsed, non-computed dimensions
|
|
/**
|
|
* The parsed representation of the "cols" attribute
|
|
*/
|
|
nsAutoArrayPtr<nsFramesetSpec> mColSpecs; // parsed, non-computed dimensions
|
|
};
|
|
|
|
NS_IMPL_NS_NEW_HTML_ELEMENT(FrameSet)
|
|
|
|
|
|
nsHTMLFrameSetElement::nsHTMLFrameSetElement(nsINodeInfo *aNodeInfo)
|
|
: nsGenericHTMLElement(aNodeInfo), mNumRows(0), mNumCols(0),
|
|
mCurrentRowColHint(NS_STYLE_HINT_REFLOW)
|
|
{
|
|
}
|
|
|
|
nsHTMLFrameSetElement::~nsHTMLFrameSetElement()
|
|
{
|
|
}
|
|
|
|
|
|
NS_IMPL_ADDREF_INHERITED(nsHTMLFrameSetElement, nsGenericElement)
|
|
NS_IMPL_RELEASE_INHERITED(nsHTMLFrameSetElement, nsGenericElement)
|
|
|
|
|
|
// QueryInterface implementation for nsHTMLFrameSetElement
|
|
NS_HTML_CONTENT_INTERFACE_MAP_BEGIN(nsHTMLFrameSetElement,
|
|
nsGenericHTMLElement)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMHTMLFrameSetElement)
|
|
NS_INTERFACE_MAP_ENTRY(nsIFrameSetElement)
|
|
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(HTMLFrameSetElement)
|
|
NS_HTML_CONTENT_INTERFACE_MAP_END
|
|
|
|
|
|
NS_IMPL_DOM_CLONENODE(nsHTMLFrameSetElement)
|
|
|
|
|
|
NS_IMPL_STRING_ATTR(nsHTMLFrameSetElement, Cols, cols)
|
|
NS_IMPL_STRING_ATTR(nsHTMLFrameSetElement, Rows, rows)
|
|
|
|
nsresult
|
|
nsHTMLFrameSetElement::SetAttr(PRInt32 aNameSpaceID,
|
|
nsIAtom* aAttribute,
|
|
nsIAtom* aPrefix,
|
|
const nsAString& aValue,
|
|
PRBool aNotify)
|
|
{
|
|
nsresult rv;
|
|
/* The main goal here is to see whether the _number_ of rows or
|
|
* columns has changed. If it has, we need to reframe; otherwise
|
|
* we want to reflow. So we set mCurrentRowColHint here, then call
|
|
* nsGenericHTMLElement::SetAttr, which will end up calling
|
|
* GetAttributeChangeHint and notifying layout with that hint.
|
|
* Once nsGenericHTMLElement::SetAttr returns, we want to go back to our
|
|
* normal hint, which is NS_STYLE_HINT_REFLOW.
|
|
*/
|
|
if (aAttribute == nsHTMLAtoms::rows && aNameSpaceID == kNameSpaceID_None) {
|
|
PRInt32 oldRows = mNumRows;
|
|
ParseRowCol(aValue, mNumRows, getter_Transfers(mRowSpecs));
|
|
|
|
if (mNumRows != oldRows) {
|
|
mCurrentRowColHint = NS_STYLE_HINT_FRAMECHANGE;
|
|
}
|
|
} else if (aAttribute == nsHTMLAtoms::cols &&
|
|
aNameSpaceID == kNameSpaceID_None) {
|
|
PRInt32 oldCols = mNumCols;
|
|
ParseRowCol(aValue, mNumCols, getter_Transfers(mColSpecs));
|
|
|
|
if (mNumCols != oldCols) {
|
|
mCurrentRowColHint = NS_STYLE_HINT_FRAMECHANGE;
|
|
}
|
|
}
|
|
|
|
rv = nsGenericHTMLElement::SetAttr(aNameSpaceID, aAttribute, aPrefix,
|
|
aValue, aNotify);
|
|
mCurrentRowColHint = NS_STYLE_HINT_REFLOW;
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFrameSetElement::GetRowSpec(PRInt32 *aNumValues,
|
|
const nsFramesetSpec** aSpecs)
|
|
{
|
|
NS_PRECONDITION(aNumValues, "Must have a pointer to an integer here!");
|
|
NS_PRECONDITION(aSpecs, "Must have a pointer to an array of nsFramesetSpecs");
|
|
*aNumValues = 0;
|
|
*aSpecs = nsnull;
|
|
|
|
if (!mRowSpecs) {
|
|
const nsAttrValue* value = GetParsedAttr(nsHTMLAtoms::rows);
|
|
if (value && value->Type() == nsAttrValue::eString) {
|
|
nsresult rv = ParseRowCol(value->GetStringValue(), mNumRows,
|
|
getter_Transfers(mRowSpecs));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
if (!mRowSpecs) { // we may not have had an attr or had an empty attr
|
|
mRowSpecs = new nsFramesetSpec[1];
|
|
if (!mRowSpecs) {
|
|
mNumRows = 0;
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
mNumRows = 1;
|
|
mRowSpecs[0].mUnit = eFramesetUnit_Relative;
|
|
mRowSpecs[0].mValue = 1;
|
|
}
|
|
}
|
|
|
|
*aSpecs = mRowSpecs;
|
|
*aNumValues = mNumRows;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLFrameSetElement::GetColSpec(PRInt32 *aNumValues,
|
|
const nsFramesetSpec** aSpecs)
|
|
{
|
|
NS_PRECONDITION(aNumValues, "Must have a pointer to an integer here!");
|
|
NS_PRECONDITION(aSpecs, "Must have a pointer to an array of nsFramesetSpecs");
|
|
*aNumValues = 0;
|
|
*aSpecs = nsnull;
|
|
|
|
if (!mColSpecs) {
|
|
const nsAttrValue* value = GetParsedAttr(nsHTMLAtoms::cols);
|
|
if (value && value->Type() == nsAttrValue::eString) {
|
|
nsresult rv = ParseRowCol(value->GetStringValue(), mNumCols,
|
|
getter_Transfers(mColSpecs));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
if (!mColSpecs) { // we may not have had an attr or had an empty attr
|
|
mColSpecs = new nsFramesetSpec[1];
|
|
if (!mColSpecs) {
|
|
mNumCols = 0;
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
mNumCols = 1;
|
|
mColSpecs[0].mUnit = eFramesetUnit_Relative;
|
|
mColSpecs[0].mValue = 1;
|
|
}
|
|
}
|
|
|
|
*aSpecs = mColSpecs;
|
|
*aNumValues = mNumCols;
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
PRBool
|
|
nsHTMLFrameSetElement::ParseAttribute(nsIAtom* aAttribute,
|
|
const nsAString& aValue,
|
|
nsAttrValue& aResult)
|
|
{
|
|
if (aAttribute == nsHTMLAtoms::bordercolor) {
|
|
return aResult.ParseColor(aValue, GetOwnerDoc());
|
|
}
|
|
if (aAttribute == nsHTMLAtoms::frameborder) {
|
|
return nsGenericHTMLElement::ParseFrameborderValue(aValue, aResult);
|
|
}
|
|
if (aAttribute == nsHTMLAtoms::border) {
|
|
return aResult.ParseIntWithBounds(aValue, 0, 100);
|
|
}
|
|
|
|
return nsGenericHTMLElement::ParseAttribute(aAttribute, aValue, aResult);
|
|
}
|
|
|
|
nsChangeHint
|
|
nsHTMLFrameSetElement::GetAttributeChangeHint(const nsIAtom* aAttribute,
|
|
PRInt32 aModType) const
|
|
{
|
|
nsChangeHint retval =
|
|
nsGenericHTMLElement::GetAttributeChangeHint(aAttribute, aModType);
|
|
if (aAttribute == nsHTMLAtoms::rows ||
|
|
aAttribute == nsHTMLAtoms::cols) {
|
|
NS_UpdateHint(retval, mCurrentRowColHint);
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
/**
|
|
* Translate a "rows" or "cols" spec into an array of nsFramesetSpecs
|
|
*/
|
|
nsresult
|
|
nsHTMLFrameSetElement::ParseRowCol(const nsAString & aValue,
|
|
PRInt32& aNumSpecs,
|
|
nsFramesetSpec** aSpecs)
|
|
{
|
|
if (aValue.IsEmpty()) {
|
|
aNumSpecs = 0;
|
|
*aSpecs = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
static const PRUnichar sAster('*');
|
|
static const PRUnichar sPercent('%');
|
|
static const PRUnichar sComma(',');
|
|
|
|
nsAutoString spec(aValue);
|
|
// remove whitespace (Bug 33699) and quotation marks (bug 224598)
|
|
// also remove leading/trailing commas (bug 31482)
|
|
spec.StripChars(" \n\r\t\"\'");
|
|
spec.Trim(",");
|
|
|
|
// Count the commas. Don't count more than X commas (bug 576447).
|
|
PR_STATIC_ASSERT(NS_MAX_FRAMESET_SPEC_COUNT * sizeof(nsFramesetSpec) < (1 << 30));
|
|
PRInt32 commaX = spec.FindChar(sComma);
|
|
PRInt32 count = 1;
|
|
while (commaX != kNotFound && count < NS_MAX_FRAMESET_SPEC_COUNT) {
|
|
count++;
|
|
commaX = spec.FindChar(sComma, commaX + 1);
|
|
}
|
|
|
|
nsFramesetSpec* specs = new nsFramesetSpec[count];
|
|
if (!specs) {
|
|
*aSpecs = nsnull;
|
|
aNumSpecs = 0;
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
// Pre-grab the compat mode; we may need it later in the loop.
|
|
nsCompatibility mode = eCompatibility_FullStandards;
|
|
nsCOMPtr<nsIHTMLDocument> htmlDocument =
|
|
do_QueryInterface(GetOwnerDoc());
|
|
if (htmlDocument) {
|
|
mode = htmlDocument->GetCompatibilityMode();
|
|
}
|
|
|
|
// Parse each comma separated token
|
|
|
|
PRInt32 start = 0;
|
|
PRInt32 specLen = spec.Length();
|
|
|
|
for (PRInt32 i = 0; i < count; i++) {
|
|
// Find our comma
|
|
commaX = spec.FindChar(sComma, start);
|
|
NS_ASSERTION(i == count - 1 || commaX != kNotFound,
|
|
"Failed to find comma, somehow");
|
|
PRInt32 end = (commaX == kNotFound) ? specLen : commaX;
|
|
|
|
// Note: If end == start then it means that the token has no
|
|
// data in it other than a terminating comma (or the end of the spec).
|
|
// So default to a fixed width of 0.
|
|
specs[i].mUnit = eFramesetUnit_Fixed;
|
|
specs[i].mValue = 0;
|
|
if (end > start) {
|
|
PRInt32 numberEnd = end;
|
|
PRUnichar ch = spec.CharAt(numberEnd - 1);
|
|
if (sAster == ch) {
|
|
specs[i].mUnit = eFramesetUnit_Relative;
|
|
numberEnd--;
|
|
} else if (sPercent == ch) {
|
|
specs[i].mUnit = eFramesetUnit_Percent;
|
|
numberEnd--;
|
|
// check for "*%"
|
|
if (numberEnd > start) {
|
|
ch = spec.CharAt(numberEnd - 1);
|
|
if (sAster == ch) {
|
|
specs[i].mUnit = eFramesetUnit_Relative;
|
|
numberEnd--;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Translate value to an integer
|
|
nsAutoString token;
|
|
spec.Mid(token, start, numberEnd - start);
|
|
|
|
// Treat * as 1*
|
|
if ((eFramesetUnit_Relative == specs[i].mUnit) &&
|
|
(0 == token.Length())) {
|
|
specs[i].mValue = 1;
|
|
}
|
|
else {
|
|
// Otherwise just convert to integer.
|
|
PRInt32 err;
|
|
specs[i].mValue = token.ToInteger(&err);
|
|
if (err) {
|
|
specs[i].mValue = 0;
|
|
}
|
|
}
|
|
|
|
// Treat 0* as 1* in quirks mode (bug 40383)
|
|
if (eCompatibility_NavQuirks == mode) {
|
|
if ((eFramesetUnit_Relative == specs[i].mUnit) &&
|
|
(0 == specs[i].mValue)) {
|
|
specs[i].mValue = 1;
|
|
}
|
|
}
|
|
|
|
// Catch zero and negative frame sizes for Nav compatability
|
|
// Nav resized absolute and relative frames to "1" and
|
|
// percent frames to an even percentage of the width
|
|
//
|
|
//if ((eCompatibility_NavQuirks == aMode) && (specs[i].mValue <= 0)) {
|
|
// if (eFramesetUnit_Percent == specs[i].mUnit) {
|
|
// specs[i].mValue = 100 / count;
|
|
// } else {
|
|
// specs[i].mValue = 1;
|
|
// }
|
|
//} else {
|
|
|
|
// In standards mode, just set negative sizes to zero
|
|
if (specs[i].mValue < 0) {
|
|
specs[i].mValue = 0;
|
|
}
|
|
start = end + 1;
|
|
}
|
|
}
|
|
|
|
aNumSpecs = count;
|
|
// Transfer ownership to caller here
|
|
*aSpecs = specs;
|
|
|
|
return NS_OK;
|
|
}
|
|
|