Description
The wp object is used to namespace much of WordPress's custom Javascript functionality on the admin and editor screens (e.g. Featured image upload links and editor shortcode identification).
This object can be used along with custom admin meta boxes to add functionality like custom Featured image-style image uploaders.
Structure
The window.wp object is used to namespace multiple useful Javascript class objects for WordPress's admin.
wp.Backbone - Description needed
wp.Uploader - Description needed
wp.ajax - Description needed
wp.autosave - Description needed
wp.editor - Used to manage Rich Text, QuickTags or combined editors.
wp.heartbeat - Used for checking whether a persistent connection is maintained with the server via pulses at constant intervals (every 15 seconds by default). Each pulse involves an AJAX request from the browser and an accompanying response from the server. This constant check, ensures that a server connection is maintained in order for several features to function properly. The Heartbeat API is used for revision tracking, auto saving, locking posts that are currently being edited by another user and more.
wp.html - Description needed
wp.mce - Description needed
wp.media - Used to handle and control the admin media library. It can be leveraged to create custom image selector/uploader controls and meta boxes. The source is defined in
js/_enqueues/wp/media/models.js and output in `wp-includes/js/media-models.js` during build.
wp.shortcode - Description needed
wp.svgPainter - Description needed
wp.template - Create an Underscore.js _.template() function to be used to generate dynamic HTML blocks from pre-defined templates inside specially formed
<script> tags. The source is defined in js/_enqueues/wp/util.js and output in `wp-includes/js/wp-util.js` during build.
Related