ReactDOMButton.js

/**
 * Copyright 2013-2014, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 *
 * @providesModule ReactDOMButton
 */

"use strict";

var AutoFocusMixin = require('AutoFocusMixin');
var ReactBrowserComponentMixin = require('ReactBrowserComponentMixin');
var ReactCompositeComponent = require('ReactCompositeComponent');
var ReactElement = require('ReactElement');
var ReactDOM = require('ReactDOM');

var keyMirror = require('keyMirror');

// Store a reference to the <button> `ReactDOMComponent`. TODO: use string
var button = ReactElement.createFactory(ReactDOM.button.type);

var mouseListenerNames = keyMirror({
  onClick: true,
  onDoubleClick: true,
  onMouseDown: true,
  onMouseMove: true,
  onMouseUp: true,
  onClickCapture: true,
  onDoubleClickCapture: true,
  onMouseDownCapture: true,
  onMouseMoveCapture: true,
  onMouseUpCapture: true
});

/**
 * Implements a <button> native component that does not receive mouse events
 * when `disabled` is set.
 */
var ReactDOMButton = ReactCompositeComponent.createClass({
  displayName: 'ReactDOMButton',

  mixins: [AutoFocusMixin, ReactBrowserComponentMixin],

  render: function() {
    var props = {};

    // Copy the props; except the mouse listeners if we're disabled
    for (var key in this.props) {
      if (this.props.hasOwnProperty(key) &&
          (!this.props.disabled || !mouseListenerNames[key])) {
        props[key] = this.props[key];
      }
    }

    return button(props, this.props.children);
  }

});

module.exports = ReactDOMButton;