pitaya-launcher/src/components/launcher/app-item.js

var React = require('react');
var logger = require('../../util/logger');
var AppIcon = require('../common/app-icon.js');

var MIN_CLICK_DELTATIME = 2000;

module.exports = React.createClass({

  getInitialState: function() {
    return {
      lastClickTimestamp: 0
    };
  },

  propTypes: {
    item: React.PropTypes.object.isRequired,
    itemPath: React.PropTypes.oneOfType([
      React.PropTypes.string,
      React.PropTypes.arrayOf(React.PropTypes.number)
    ]).isRequired,
    onItemClick: React.PropTypes.func.isRequired,
  },

  _onItemClick: function(evt) {

    var clickDeltaTime = Date.now() - this.state.lastClickTimestamp;
    if( clickDeltaTime < MIN_CLICK_DELTATIME ) {
      logger.debug('Item "%s" clicked within %sms. No action.', this.props.itemPath, MIN_CLICK_DELTATIME);
      return;
    }

    evt.preventDefault();
    this.setState({ lastClickTimestamp: Date.now() });
    this.props.onItemClick(evt, this.props.itemPath, this.props.item);
  },

  render: function() {
    return (
      <li className="app-item" onClick={this._onItemClick}>
        <AppIcon icon={this.props.item.icon} theme={null} />
        <span className="app-label">{this.props.item.label}</span>
      </li>
    );
  }

});