react-bootstrap/src/SubNav.jsx

Bootstrap 3 components build with React

/** @jsx React.DOM */

import React          from './react-es6';
import classSet       from './react-es6/lib/cx';
import BootstrapMixin from './BootstrapMixin';
import utils          from './utils';


var SubNav = React.createClass({
  mixins: [BootstrapMixin],

  propTypes: {
    onSelect: React.PropTypes.func,
    active: React.PropTypes.bool,
    disabled: React.PropTypes.bool,
    href: React.PropTypes.string,
    title: React.PropTypes.string,
    text: React.PropTypes.renderable,
  },

  getDefaultProps: function () {
    return {
      bsClass: 'nav'
    };
  },

  handleClick: function (e) {
    if (this.props.onSelect) {
      e.preventDefault();

      if (!this.props.disabled) {
        this.props.onSelect(this.props.key, this.props.href);
      }
    }
  },

  isActive: function () {
    return this.isChildActive(this);
  },

  isChildActive: function (child) {
    var isActive = false;

    if (child.props.active) {
      return true;
    }

    if (this.props.activeKey != null && this.props.activeKey === child.props.key) {
      return true;
    }

    if (this.props.activeHref != null && this.props.activeHref === child.props.href) {
      return true;
    }

    if (child.props.children) {
      React.Children.forEach(
        child.props.children,
        function (child) {
          if (this.isChildActive(child)) {
            isActive = true;
          }
        },
        this
      );

      return isActive;
    }

    return false;
  },

  getChildActiveProp: function (child) {
    if (child.props.active) {
      return true;
    }
    if (this.props.activeKey != null) {
      if (child.props.key === this.props.activeKey) {
        return true;
      }
    }
    if (this.props.activeHref != null) {
      if (child.props.href === this.props.activeHref) {
        return true;
      }
    }

    return child.props.active;
  },

  render: function () {
    var classes = {
      'active': this.isActive(),
      'disabled': this.props.disabled
    };

    return this.transferPropsTo(
      <li className={classSet(classes)}>
        <a
          href={this.props.href}
          title={this.props.title}
          onClick={this.handleClick}
          ref="anchor">
          {this.props.text}
        </a>
        <ul className="nav">
          {utils.modifyChildren(this.props.children, this.renderNavItem)}
        </ul>
      </li>
    );
  },

  renderNavItem: function (child) {
    return utils.cloneWithProps(
      child,
      {
        active: this.getChildActiveProp(child),
        onSelect: utils.createChainedFunction(child.onSelect, this.props.onSelect),
        ref: child.props.ref,
        key: child.props.key
      }
    );
  }
});

export default = SubNav;