mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-02 01:48:05 +00:00
159 lines
4.2 KiB
C++
159 lines
4.2 KiB
C++
/* ***** 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.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 2002
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Christopher A. Aillon <christopher@aillon.com> (original author)
|
|
*
|
|
* 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 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 ***** */
|
|
|
|
/* DOM object representing lists of values in DOM computed style */
|
|
|
|
#include "nsDOMCSSValueList.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "nsDOMError.h"
|
|
#include "prtypes.h"
|
|
#include "nsContentUtils.h"
|
|
|
|
nsDOMCSSValueList::nsDOMCSSValueList(PRBool aCommaDelimited, PRBool aReadonly)
|
|
: mCommaDelimited(aCommaDelimited), mReadonly(aReadonly)
|
|
{
|
|
}
|
|
|
|
nsDOMCSSValueList::~nsDOMCSSValueList()
|
|
{
|
|
}
|
|
|
|
NS_IMPL_ADDREF(nsDOMCSSValueList)
|
|
NS_IMPL_RELEASE(nsDOMCSSValueList)
|
|
|
|
// QueryInterface implementation for nsDOMCSSValueList
|
|
NS_INTERFACE_MAP_BEGIN(nsDOMCSSValueList)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMCSSValueList)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMCSSValue)
|
|
NS_INTERFACE_MAP_ENTRY(nsISupports)
|
|
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(CSSValueList)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
PRBool
|
|
nsDOMCSSValueList::AppendCSSValue(nsIDOMCSSValue* aValue)
|
|
{
|
|
return mCSSValues.AppendObject(aValue);
|
|
}
|
|
|
|
// nsIDOMCSSValueList
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMCSSValueList::GetLength(PRUint32* aLength)
|
|
{
|
|
*aLength = mCSSValues.Count();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMCSSValueList::Item(PRUint32 aIndex, nsIDOMCSSValue **aReturn)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aReturn);
|
|
|
|
*aReturn = mCSSValues[aIndex];
|
|
NS_IF_ADDREF(*aReturn);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// nsIDOMCSSValue
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMCSSValueList::GetCssText(nsAString& aCssText)
|
|
{
|
|
aCssText.Truncate();
|
|
|
|
PRUint32 count = mCSSValues.Count();
|
|
|
|
nsAutoString separator;
|
|
if (mCommaDelimited) {
|
|
separator.AssignLiteral(", ");
|
|
}
|
|
else {
|
|
separator.Assign(PRUnichar(' '));
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMCSSValue> cssValue;
|
|
nsAutoString tmpStr;
|
|
for (PRUint32 i = 0; i < count; ++i) {
|
|
cssValue = mCSSValues[i];
|
|
NS_ASSERTION(cssValue, "Eek! Someone filled the value list with null CSSValues!");
|
|
if (cssValue) {
|
|
cssValue->GetCssText(tmpStr);
|
|
|
|
if (tmpStr.IsEmpty()) {
|
|
|
|
#ifdef DEBUG_caillon
|
|
NS_ERROR("Eek! An empty CSSValue! Bad!");
|
|
#endif
|
|
|
|
continue;
|
|
}
|
|
|
|
// If this isn't the first item in the list, then
|
|
// it's ok to append a separator.
|
|
if (!aCssText.IsEmpty()) {
|
|
aCssText.Append(separator);
|
|
}
|
|
aCssText.Append(tmpStr);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMCSSValueList::SetCssText(const nsAString& aCssText)
|
|
{
|
|
if (mReadonly) {
|
|
return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR;
|
|
}
|
|
|
|
NS_NOTYETIMPLEMENTED("Can't SetCssText yet: please write me!");
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMCSSValueList::GetCssValueType(PRUint16* aValueType)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aValueType);
|
|
*aValueType = nsIDOMCSSValue::CSS_VALUE_LIST;
|
|
return NS_OK;
|
|
}
|
|
|