Wrapperless dart:html generator

client/html/generated/html/frog/Element.dart

Index: client/html/generated/html/frog/Element.dart
diff --git a/client/html/generated/html/frog/Element.dart b/client/html/generated/html/frog/Element.dart
new file mode 100644
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+++ b/client/html/generated/html/frog/Element.dart
@@ -0,0 +1,687 @@
+// 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.
+
+// TODO(jacobr): use Lists.dart to remove some of the duplicated functionality.
+class _ChildrenElementList implements ElementList {
+  // Raw Element.
+  final _ElementJs _element;
+  final _HTMLCollectionJs _childElements;
+
+  _ChildrenElementList._wrap(_ElementJs element)
+    : _childElements = element._children,
+      _element = element;
+
+  List<Element> _toList() {
+    final output = new List(_childElements.length);
+    for (int i = 0, len = _childElements.length; i < len; i++) {
+      output[i] = _childElements[i];
+    }
+    return output;
+  }
+
+  _ElementJs get first() {
+    return _element._firstElementChild;
+  }
+
+  void forEach(void f(Element element)) {
+    for (_ElementJs element in _childElements) {
+      f(element);
+    }
+  }
+
+  Collection<Element> filter(bool f(Element element)) {
+    List<Element> output = <Element>[];
+    forEach((Element element) {
+      if (f(element)) {
+        output.add(element);
+      }
+    });
+    return output;
+  }
+
+  bool every(bool f(Element element)) {
+    for(Element element in this) {
+      if (!f(element)) {
+        return false;
+      }
+    };
+    return true;
+  }
+
+  bool some(bool f(Element element)) {
+    for(Element element in this) {
+      if (f(element)) {
+        return true;
+      }
+    };
+    return false;
+  }
+
+  bool isEmpty() {
+    return _element._firstElementChild !== null;
+  }
+
+  int get length() {
+    return _childElements.length;
+  }
+
+  _ElementJs operator [](int index) {
+    return _childElements[index];
+  }
+
+  void operator []=(int index, _ElementJs value) {
+    _element._replaceChild(value, _childElements.item(index));
+  }
+
+   void set length(int newLength) {
+     // TODO(jacobr): remove children when length is reduced.
+     throw const UnsupportedOperationException('');
+   }
+
+  Element add(_ElementJs value) {
+    _element._appendChild(value);
+    return value;
+  }
+
+  Element addLast(_ElementJs value) => add(value);
+
+  Iterator<Element> iterator() => _toList().iterator();
+
+  void addAll(Collection<_ElementJs> collection) {
+    for (_ElementJs element in collection) {
+      _element._appendChild(element);
+    }
+  }
+
+  void sort(int compare(Element a, Element b)) {
+    throw const UnsupportedOperationException('TODO(jacobr): should we impl?');
+  }
+
+  void copyFrom(List<Object> src, int srcStart, int dstStart, int count) {
+    throw 'Not impl yet. todo(jacobr)';
+  }
+
+  void setRange(int start, int length, List from, [int startFrom = 0]) {
+    throw const NotImplementedException();
+  }
+
+  void removeRange(int start, int length) {
+    throw const NotImplementedException();
+  }
+
+  void insertRange(int start, int length, [initialValue = null]) {
+    throw const NotImplementedException();
+  }
+
+  List getRange(int start, int length) {
+    throw const NotImplementedException();
+  }
+
+  int indexOf(Element element, [int start = 0]) {
+    return _Lists.indexOf(this, element, start, this.length);
+  }
+
+  int lastIndexOf(Element element, [int start = null]) {
+    if (start === null) start = length - 1;
+    return _Lists.lastIndexOf(this, element, start);
+  }
+
+  void clear() {
+    // It is unclear if we want to keep non element nodes?
+    _element.text = '';
+  }
+
+  Element removeLast() {
+    final last = this.last();
+    if (last != null) {
+      _element._removeChild(last);
+    }
+    return last;
+  }
+
+  Element last() {
+    return _element.lastElementChild;
+  }
+}
+
+class ElementAttributeMap implements Map<String, String> {
+
+  final _ElementJs _element;
+
+  ElementAttributeMap._wrap(this._element);
+
+  bool containsValue(String value) {
+    final attributes = _element.attributes;
+    for (int i = 0, len = attributes.length; i < len; i++) {
+      if(value == attributes.item(i).value) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+  bool containsKey(String key) {
+    return _element._hasAttribute(key);
+  }
+
+  String operator [](String key) {
+    return _element._getAttribute(key);
+  }
+
+  void operator []=(String key, String value) {
+    _element._setAttribute(key, value);
+  }
+
+  String putIfAbsent(String key, String ifAbsent()) {
+    if (!containsKey(key)) {
+      this[key] = ifAbsent();
+    }
+  }
+
+  String remove(String key) {
+    _element._removeAttribute(key);
+  }
+
+  void clear() {
+    final attributes = _element._attributes;
+    for (int i = attributes.length - 1; i >= 0; i--) {
+      remove(attributes.item(i).name);
+    }
+  }
+
+  void forEach(void f(String key, String value)) {
+    final attributes = _element.attributes;
+    for (int i = 0, len = attributes.length; i < len; i++) {
+      final item = attributes.item(i);
+      f(item.name, item.value);
+    }
+  }
+
+  Collection<String> getKeys() {
+    // TODO(jacobr): generate a lazy collection instead.
+    final attributes = _element.attributes;
+    final keys = new List<String>(attributes.length);
+    for (int i = 0, len = attributes.length; i < len; i++) {
+      keys[i] = attributes.item(i).name;
+    }
+    return keys;
+  }
+
+  Collection<String> getValues() {
+    // TODO(jacobr): generate a lazy collection instead.
+    final attributes = _element.attributes;
+    final values = new List<String>(attributes.length);
+    for (int i = 0, len = attributes.length; i < len; i++) {
+      values[i] = attributes.item(i).value;
+    }
+    return values;
+  }
+
+  /**
+   * The number of {key, value} pairs in the map.
+   */
+  int get length() {
+    return _element._attributes.length;
+  }
+
+  /**
+   * Returns true if there is no {key, value} pair in the map.
+   */
+  bool isEmpty() {
+    return length == 0;
+  }
+}
+
+class _SimpleClientRect implements ClientRect {
+  final num left;
+  final num top;
+  final num width;
+  final num height;
+  num get right() => left + width;
+  num get bottom() => top + height;
+
+  const _SimpleClientRect(this.left, this.top, this.width, this.height);
+
+  bool operator ==(ClientRect other) {
+    return other !== null && left == other.left && top == other.top
+        && width == other.width && height == other.height;
+  }
+
+  String toString() => "($left, $top, $width, $height)";
+}
+
+// TODO(jacobr): we cannot currently be lazy about calculating the client
+// rects as we must perform all measurement queries at a safe point to avoid
+// triggering unneeded layouts.
+/**
+ * All your element measurement needs in one place
+ * @domName none
+ */
+class _ElementRectImpl implements ElementRect {
+  final ClientRect client;
+  final ClientRect offset;
+  final ClientRect scroll;
+
+  // TODO(jacobr): should we move these outside of ElementRect to avoid the
+  // overhead of computing them every time even though they are rarely used.
+  final _ClientRectJs _boundingClientRect; 
+  final _ClientRectListJs _clientRects;
+
+  _ElementRectImpl(_ElementJs element) :
+    client = new _SimpleClientRect(element._clientLeft,
+                                  element._clientTop,
+                                  element._clientWidth, 
+                                  element._clientHeight), 
+    offset = new _SimpleClientRect(element._offsetLeft,
+                                  element._offsetTop,
+                                  element._offsetWidth,
+                                  element._offsetHeight),
+    scroll = new _SimpleClientRect(element._scrollLeft,
+                                  element._scrollTop,
+                                  element._scrollWidth,
+                                  element._scrollHeight),
+    _boundingClientRect = element.getBoundingClientRect(),
+    _clientRects = element.getClientRects();
+
+  _ClientRectJs get bounding() => _boundingClientRect;
+
+  // TODO(jacobr): cleanup.
+  List<ClientRect> get clientRects() {
+    final out = new List(_clientRects.length);
+    for (num i = 0; i < _clientRects.length; i++) {
+      out[i] = _clientRects.item(i);
+    }
+    return out;
+  }
+}
+
+final _START_TAG_REGEXP = const RegExp('<(\\w+)');
+
+class _ElementJs extends _NodeJs implements Element native "*Element" {
+
+  static final _CUSTOM_PARENT_TAG_MAP = const {
+    'body' : 'html',
+    'head' : 'html',
+    'caption' : 'table',
+    'td': 'tr',
+    'tbody': 'table',
+    'colgroup': 'table',
+    'col' : 'colgroup',
+    'tr' : 'tbody',
+    'tbody' : 'table',
+    'tfoot' : 'table',
+    'thead' : 'table',
+    'track' : 'audio',
+  };
+
+  /** @domName Document.createElement */
+  factory Element.html(String html) {
+    // TODO(jacobr): this method can be made more robust and performant.
+    // 1) Cache the dummy parent elements required to use innerHTML rather than
+    //    creating them every call.
+    // 2) Verify that the html does not contain leading or trailing text nodes.
+    // 3) Verify that the html does not contain both <head> and <body> tags.
+    // 4) Detatch the created element from its dummy parent.
+    String parentTag = 'div';
+    String tag;
+    final match = _START_TAG_REGEXP.firstMatch(html);
+    if (match !== null) {
+      tag = match.group(1).toLowerCase();
+      if (_CUSTOM_PARENT_TAG_MAP.containsKey(tag)) {
+        parentTag = _CUSTOM_PARENT_TAG_MAP[tag];
+      }
+    }
+    _ElementJs temp = _document._createElement(parentTag);
+    temp.innerHTML = html;
+
+    if (temp._childElementCount == 1) {
+      return temp._firstElementChild;     
+    } else if (parentTag == 'html' && temp._childElementCount == 2) {
+      // Work around for edge case in WebKit and possibly other browsers where
+      // both body and head elements are created even though the inner html
+      // only contains a head or body element.
+      return temp.elements[tag == 'head' ? 0 : 1];
+    } else {
+      throw new IllegalArgumentException('HTML had ${temp._childElementCount} ' +
+          'top level elements but 1 expected');
+    }
+  }
+
+  /** @domName Document.createElement */
+  factory Element.tag(String tag) {
+    return _document._createElement(tag);
+  }
+
+  // TODO(jacobr): caching these may hurt performance.
+  ElementAttributeMap _elementAttributeMap;
+  _CssClassSet _cssClassSet;
+  _DataAttributeMap _dataAttributes;
+
+  // TODO(jacobr): remove these methods and let them be generated automatically
+  // once dart supports defining fields with the same name in an interface and
+  // its parent interface.
+  String get title() native "return this.parentNode.title;";
+  void set title(String value) native "this.parentNode.title = value;";
+
+  /**
+   * @domName Element.hasAttribute, Element.getAttribute, Element.setAttribute,
+   *   Element.removeAttribute
+   */
+  Map<String, String> get attributes() {
+    if (_elementAttributeMap === null) {
+      _elementAttributeMap = new ElementAttributeMap._wrap(this);
+    }
+    return _elementAttributeMap;
+  }
+
+  void set attributes(Map<String, String> value) {
+    Map<String, String> attributes = this.attributes;
+    attributes.clear();
+    for (String key in value.getKeys()) {
+      attributes[key] = value[key];
+    }
+  }
+
+  void set elements(Collection<Element> value) {
+    final elements = this.elements;
+    elements.clear();
+    elements.addAll(value);
+  }
+
+  /**
+   * @domName childElementCount, firstElementChild, lastElementChild,
+   *   children, Node.nodes.add
+   */
+  ElementList get elements() => new _ChildrenElementList._wrap(this);
+
+  /** @domName querySelector, Document.getElementById */
+  Element query(String selectors) native "return this.querySelector(selectors);";
+
+  /**
+   * @domName querySelectorAll, getElementsByClassName, getElementsByTagName,
+   *   getElementsByTagNameNS
+   */
+  ElementList queryAll(String selectors) native "return this.querySelectorAll(selectors);";
+
+  /** @domName className, classList */
+  Set<String> get classes() {
+    if (_cssClassSet === null) {
+      _cssClassSet = new _CssClassSet(this);
+    }
+    return _cssClassSet;
+  }
+
+  void set classes(Collection<String> value) {
+    _CssClassSet classSet = classes;
+    classSet.clear();
+    classSet.addAll(value);
+  }
+
+  Map<String, String> get dataAttributes() {
+    if (_dataAttributes === null) {
+      _dataAttributes = new _DataAttributeMap(attributes);
+    }
+    return _dataAttributes;
+  }
+
+  void set dataAttributes(Map<String, String> value) {
+    Map<String, String> dataAttributes = this.dataAttributes;
+    dataAttributes.clear();
+    for (String key in value.getKeys()) {
+      dataAttributes[key] = value[key];
+    }
+  }
+
+  bool matchesSelector(String selectors) native "return this.webkitMatchesSelector(selectors)";
+
+  /**
+   * @domName getClientRects, getBoundingClientRect, clientHeight, clientWidth,
+   * clientTop, clientLeft, offsetHeight, offsetWidth, offsetTop, offsetLeft,
+   * scrollHeight, scrollWidth, scrollTop, scrollLeft
+   */
+  Future<ElementRect> get rect() {
+    return _createMeasurementFuture(
+        () => new _ElementRectImpl(this),
+        new Completer<ElementRect>());
+  }
+
+  /** @domName Window.getComputedStyle */
+  Future<CSSStyleDeclaration> get computedStyle() {
+     // TODO(jacobr): last param should be null, see b/5045788
+     return getComputedStyle('');
+  }
+
+  /** @domName Window.getComputedStyle */
+  Future<CSSStyleDeclaration> getComputedStyle(String pseudoElement) {
+    return _createMeasurementFuture(() =>
+            _window._getComputedStyle(this, pseudoElement),
+        new Completer<CSSStyleDeclaration>());
+  }
+
+  _ElementJs clone(bool deep) native;
+
+  static final int ALLOW_KEYBOARD_INPUT = 1;
+
+  int get _childElementCount() native "return this.childElementCount;";
+
+  _HTMLCollectionJs get _children() native "return this.children;";
+
+  final _DOMTokenListJs classList;
+
+  String get _className() native "return this.className;";
+
+  void set _className(String value) native "this.className = value;";
+
+  int get _clientHeight() native "return this.clientHeight;";
+
+  int get _clientLeft() native "return this.clientLeft;";
+
+  int get _clientTop() native "return this.clientTop;";
+
+  int get _clientWidth() native "return this.clientWidth;";
+
+  String contentEditable;
+
+  String dir;
+
+  bool draggable;
+
+  _ElementJs get _firstElementChild() native "return this.firstElementChild;";
+
+  bool hidden;
+
+  String id;
+
+  String innerHTML;
+
+  final bool isContentEditable;
+
+  String lang;
+
+  final _ElementJs lastElementChild;
+
+  final _ElementJs nextElementSibling;
+
+  int get _offsetHeight() native "return this.offsetHeight;";
+
+  int get _offsetLeft() native "return this.offsetLeft;";
+
+  final _ElementJs offsetParent;
+
+  int get _offsetTop() native "return this.offsetTop;";
+
+  int get _offsetWidth() native "return this.offsetWidth;";
+
+  final String outerHTML;
+
+  final _ElementJs previousElementSibling;
+
+  int get _scrollHeight() native "return this.scrollHeight;";
+
+  int get _scrollLeft() native "return this.scrollLeft;";
+
+  void set _scrollLeft(int value) native "this.scrollLeft = value;";
+
+  int get _scrollTop() native "return this.scrollTop;";
+
+  void set _scrollTop(int value) native "this.scrollTop = value;";
+
+  int get _scrollWidth() native "return this.scrollWidth;";
+
+  bool spellcheck;
+
+  final _CSSStyleDeclarationJs style;
+
+  int tabIndex;
+
+  final String tagName;
+
+  String webkitdropzone;
+
+  _ElementEventsImpl get on() =>
+    new _ElementEventsImpl(this);
+
+  void blur() native;
+
+  void focus() native;
+
+  String _getAttribute(String name) native "return this.getAttribute(name);";
+
+  _ClientRectJs getBoundingClientRect() native;
+
+  _ClientRectListJs getClientRects() native;
+
+  _NodeListJs getElementsByClassName(String name) native;
+
+  _NodeListJs getElementsByTagName(String name) native;
+
+  _NodeListJs getElementsByTagNameNS(String namespaceURI, String localName) native;
+
+  bool _hasAttribute(String name) native "return this.hasAttribute(name);";
+
+  _ElementJs insertAdjacentElement(String where, _ElementJs element) native;
+
+  void insertAdjacentHTML(String where, String html) native;
+
+  void insertAdjacentText(String where, String text) native;
+
+  _ElementJs querySelector(String selectors) native;
+
+  _NodeListJs querySelectorAll(String selectors) native;
+
+  void _removeAttribute(String name) native "this.removeAttribute(name);";
+
+  void scrollByLines(int lines) native;
+
+  void scrollByPages(int pages) native;
+
+  void scrollIntoView([bool alignWithTop = null]) native;
+
+  void scrollIntoViewIfNeeded([bool centerIfNeeded = null]) native;
+
+  void _setAttribute(String name, String value) native "this.setAttribute(name, value);";
+
+  bool webkitMatchesSelector(String selectors) native;
+
+  void webkitRequestFullScreen(int flags) native;
+
+}
+
+class _ElementEventsImpl extends _EventsImpl implements ElementEvents {
+  _ElementEventsImpl(_ptr) : super(_ptr);
+
+  EventListenerList get abort() => _get('abort');
+
+  EventListenerList get beforeCopy() => _get('beforecopy');
+
+  EventListenerList get beforeCut() => _get('beforecut');
+
+  EventListenerList get beforePaste() => _get('beforepaste');
+
+  EventListenerList get blur() => _get('blur');
+
+  EventListenerList get change() => _get('change');
+
+  EventListenerList get click() => _get('click');
+
+  EventListenerList get contextMenu() => _get('contextmenu');
+
+  EventListenerList get copy() => _get('copy');
+
+  EventListenerList get cut() => _get('cut');
+
+  EventListenerList get doubleClick() => _get('dblclick');
+
+  EventListenerList get drag() => _get('drag');
+
+  EventListenerList get dragEnd() => _get('dragend');
+
+  EventListenerList get dragEnter() => _get('dragenter');
+
+  EventListenerList get dragLeave() => _get('dragleave');
+
+  EventListenerList get dragOver() => _get('dragover');
+
+  EventListenerList get dragStart() => _get('dragstart');
+
+  EventListenerList get drop() => _get('drop');
+
+  EventListenerList get error() => _get('error');
+
+  EventListenerList get focus() => _get('focus');
+
+  EventListenerList get fullScreenChange() => _get('webkitFullScreenChange');
+
+  EventListenerList get fullScreenError() => _get('webkitFullScreenError');
+
+  EventListenerList get input() => _get('input');
+
+  EventListenerList get invalid() => _get('invalid');
+
+  EventListenerList get keyDown() => _get('keydown');
+
+  EventListenerList get keyPress() => _get('keypress');
+
+  EventListenerList get keyUp() => _get('keyup');
+
+  EventListenerList get load() => _get('load');
+
+  EventListenerList get mouseDown() => _get('mousedown');
+
+  EventListenerList get mouseMove() => _get('mousemove');
+
+  EventListenerList get mouseOut() => _get('mouseout');
+
+  EventListenerList get mouseOver() => _get('mouseover');
+
+  EventListenerList get mouseUp() => _get('mouseup');
+
+  EventListenerList get mouseWheel() => _get('mousewheel');
+
+  EventListenerList get paste() => _get('paste');
+
+  EventListenerList get reset() => _get('reset');
+
+  EventListenerList get scroll() => _get('scroll');
+
+  EventListenerList get search() => _get('search');
+
+  EventListenerList get select() => _get('select');
+
+  EventListenerList get selectStart() => _get('selectstart');
+
+  EventListenerList get submit() => _get('submit');
+
+  EventListenerList get touchCancel() => _get('touchcancel');
+
+  EventListenerList get touchEnd() => _get('touchend');
+
+  EventListenerList get touchLeave() => _get('touchleave');
+
+  EventListenerList get touchMove() => _get('touchmove');
+
+  EventListenerList get touchStart() => _get('touchstart');
+
+  EventListenerList get transitionEnd() => _get('webkitTransitionEnd');
+}