gecko-dev/accessible/mac/MacUtils.mm

/* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#import "MacUtils.h"

#include "Accessible.h"
#include "nsCocoaUtils.h"
#include "mozilla/a11y/PDocAccessible.h"
#include "nsIPersistentProperties2.h"

namespace mozilla {
namespace a11y {
namespace utils {

/**
 * Get a localized string from the a11y string bundle.
 * Return nil if not found.
 */
NSString* LocalizedString(const nsString& aString) {
  nsString text;

  Accessible::TranslateString(aString, text);

  return text.IsEmpty() ? nil : nsCocoaUtils::ToNSString(text);
}

NSString* GetAccAttr(mozAccessible* aNativeAccessible, const char* aAttrName) {
  nsAutoString result;
  if (AccessibleWrap* accWrap = [aNativeAccessible getGeckoAccessible]) {
    nsCOMPtr<nsIPersistentProperties> attributes = accWrap->Attributes();
    attributes->GetStringProperty(nsCString(aAttrName), result);
  } else if (ProxyAccessible* proxy = [aNativeAccessible getProxyAccessible]) {
    AutoTArray<Attribute, 10> attrs;
    proxy->Attributes(&attrs);
    for (size_t i = 0; i < attrs.Length(); i++) {
      if (attrs.ElementAt(i).Name() == aAttrName) {
        result = attrs.ElementAt(i).Value();
        break;
      }
    }
  }

  if (!result.IsEmpty()) {
    return nsCocoaUtils::ToNSString(result);
  }

  return nil;
}
}
}
}