dom/svg/SVGStringList.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "SVGStringList.h"
   8 #include "nsError.h"
   9 #include "nsCharSeparatedTokenizer.h"
  10 #include "nsContentUtils.h"
  11 #include "nsReadableUtils.h"
  12 #include "nsString.h"
  13 #include "nsWhitespaceTokenizer.h"
  14 #include "SVGContentUtils.h"
  15
  16 namespace mozilla {
  17
  18 nsresult SVGStringList::CopyFrom(const SVGStringList& rhs) {
  19   if (!mStrings.Assign(rhs.mStrings, fallible)) {
  20     return NS_ERROR_OUT_OF_MEMORY;
  21   }
  22   mIsSet = true;
  23   return NS_OK;
  24 }
  25
  26 void SVGStringList::GetValue(nsAString& aValue) const {
  27   aValue = StringJoin(mIsCommaSeparated ? u", "_ns : u" "_ns, mStrings);
  28 }
  29
  30 nsresult SVGStringList::SetValue(const nsAString& aValue) {
  31   SVGStringList temp;
  32
  33   if (mIsCommaSeparated) {
  34     nsCharSeparatedTokenizerTemplate<nsContentUtils::IsHTMLWhitespace>
  35         tokenizer(aValue, ',');
  36
  37     while (tokenizer.hasMoreTokens()) {
  38       if (!temp.AppendItem(tokenizer.nextToken())) {
  39         return NS_ERROR_OUT_OF_MEMORY;
  40       }
  41     }
  42     if (tokenizer.separatorAfterCurrentToken()) {
  43       return NS_ERROR_DOM_SYNTAX_ERR;  // trailing comma
  44     }
  45   } else {
  46     nsWhitespaceTokenizerTemplate<nsContentUtils::IsHTMLWhitespace> tokenizer(
  47         aValue);
  48
  49     while (tokenizer.hasMoreTokens()) {
  50       if (!temp.AppendItem(tokenizer.nextToken())) {
  51         return NS_ERROR_OUT_OF_MEMORY;
  52       }
  53     }
  54   }
  55
  56   return CopyFrom(temp);
  57 }
  58
  59 }  // namespace mozilla