lnmp4000/react-collapsible-mixin

React.js based collapsible/expandable element (follows Bootstrap convention)

React Collapsible mixin

Bootstrap like Collapsible mixin which work with a predefined toggling behaviour.

Usage

Usage via npm and browserify is recommended at this stage.

Install

npm install --save react-collapsible-mixin

Use

• Each collapsible content element must have unique ref that has collapsible prefix
• Each collapser (trigger) element must have href set referencing '#' + ref
• Each collapser (trigger) element must pass ref of the content its responsible for toggling

var CollapsibleMixin = require('react-collapsible-mixin');

var MyComponent = React.createClass({
	mixins: [CollapsibleMixin],

	render: function () {
		var c1_ref = 'collapsible-content-1';
		var c2_ref = 'collapsible-content-2';

		return (
			<div className="row">
				<div className="col-xs-12">
					<a
						href={'#' + c1_ref}
						className={this.getCollapserClassSet(c1_ref)}
						onClick={this._onToggleCollapsible}>
						Toggle
					</a>
					<a
						href={'#' + c2_ref}
						className={this.getCollapserClassSet(c2_ref)}
						onClick={this._onToggleCollapsible}>
						Toggle
					</a>
				</div>
				<div
					ref={c1_ref}
					className={this.getCollapsibleClassSet(c1_ref)}>
					<p>Here are some random content</p>
					<p>That will toggle</p>
				</div>
				<div
					ref={c2_ref}
					className={this.getCollapsibleClassSet(c2_ref)}>
					<p>Here are some random content</p>
					<p>That will toggle</p>
				</div>
			</div>
		);
	}
});

API

When you include CollapsibleMixin in your component you will get the following states and functions added to your component:

State

this.state.expanded: contains key values pairs that map each ref to its current expanded state. State is obtained initial after component has been mounted by inspecting collapsible content element for existing in className.

getCollapserClassSet(ref, defaults)

Helper function to grab class names for the collapser element. You can optionally pass in defaults object to set extra class names.

getCollapsibleClassSet(ref, defaults)

Helper function to grab class names for the collapsible element. You can optionally pass in defaults object to set extra class names.

_onToggleCollapsible

Event handler which you can attach to collapsers.

Remembering state

Use it with existing LocalStorageMixin to remember the state of the collapsible element.

Recent changes

13th Feb 2015

• Add support for multiple collapsible elements