tools/dom/templates/html/impl/impl_Navigator.darttemplate

// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

part of $LIBRARYNAME;

$(ANNOTATIONS)class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {

$if DART2JS
  @DomName('Navigator.language')
  String get language => JS('String', '#.language || #.userLanguage', this,
      this);
$endif

  /**
   * Gets a stream (video and or audio) from the local computer.
   *
   * Use [MediaStream.supported] to check if this is supported by the current
   * platform.
   *
   * Example use:
   *
   *     window.navigator.getUserMedia(audio:true, video: true).then((stream) {
   *       var video = new VideoElement()
   *         ..autoplay = true
   *         ..src = Url.createObjectUrl(stream);
   *       document.body.append(video);
   *     });
   *
   * See also:
   * * [MediaStream.supported]
   */
  @DomName('Navigator.webkitGetUserMedia')
  @SupportedBrowser(SupportedBrowser.CHROME)
  @Experimental
  Future<LocalMediaStream> getUserMedia({bool audio: false,
      bool video: false}) {
    var completer = new Completer<LocalMediaStream>();
    var options = {
      'audio': audio,
      'video': video
    };
$if DART2JS
    _ensureGetUserMedia();
    this._getUserMedia(convertDartToNative_Dictionary(options),
      (stream) {
        completer.complete(stream);
      },
      (error) {
        completer.completeError(error);
      });
$else
    this._getUserMedia(options,
      (stream) {
        completer.complete(stream);
      },
      (error) {
        completer.completeError(error);
      });
$endif
    return completer.future;
  }

$if DART2JS
  _ensureGetUserMedia() {
    if (JS('bool', '!(#.getUserMedia)', this)) {
      JS('void', '#.getUserMedia = '
          '(#.getUserMedia || #.webkitGetUserMedia || #.mozGetUserMedia ||'
          '#.msGetUserMedia)', this, this, this, this, this);
    }
  }

  @JSName('getUserMedia')
  void _getUserMedia(options, _NavigatorUserMediaSuccessCallback success,
      _NavigatorUserMediaErrorCallback error) native;
$endif

$!MEMBERS
}