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<title>[20795] trunk/wp-includes/js/customize-base.dev.js: Theme Customizer: Add an Events mixin to wp.customize, used by default in wp.customize.Messenger.</title>
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<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/20795">20795</a></dd>
<dt>Author</dt> <dd>koopersmith</dd>
<dt>Date</dt> <dd>2012-05-15 21:28:21 +0000 (Tue, 15 May 2012)</dd>
</dl>
<h3>Log Message</h3>
<pre>Theme Customizer: Add an Events mixin to wp.customize, used by default in wp.customize.Messenger. see <a href="http://core.trac.wordpress.org/ticket/19910">#19910</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpincludesjscustomizebasedevjs">trunk/wp-includes/js/customize-base.dev.js</a></li>
</ul>
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<h3>Diff</h3>
<a id="trunkwpincludesjscustomizebasedevjs"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/js/customize-base.dev.js (20794 => 20795)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/js/customize-base.dev.js 2012-05-15 18:46:03 UTC (rev 20794)
+++ trunk/wp-includes/js/customize-base.dev.js 2012-05-15 21:28:21 UTC (rev 20795)
</span><span class="lines">@@ -120,9 +120,31 @@
</span><span class="cx"> api.Class.extend = extend;
</span><span class="cx">
</span><span class="cx"> /* =====================================================================
</span><del>- * Light two-way binding.
</del><ins>+ * Events mixin.
</ins><span class="cx"> * ===================================================================== */
</span><span class="cx">
</span><ins>+ api.Events = {
+ trigger: function( id ) {
+ if ( this.topics && this.topics[ id ] )
+ this.topics[ id ].fireWith( this, slice.call( arguments, 1 ) );
+ },
+
+ bind: function( id, callback ) {
+ this.topics = this.topics || {};
+ this.topics[ id ] = this.topics[ id ] || $.Callbacks();
+ this.topics[ id ].add.apply( this.topics[ id ], slice.call( arguments, 1 ) );
+ },
+
+ unbind: function( id, callback ) {
+ if ( this.topics && this.topics[ id ] )
+ this.topics[ id ].remove.apply( this.topics[ id ], slice.call( arguments, 1 ) );
+ }
+ };
+
+ /* =====================================================================
+ * Observable values that support two-way binding.
+ * ===================================================================== */
+
</ins><span class="cx"> api.Value = api.Class.extend({
</span><span class="cx"> initialize: function( initial, options ) {
</span><span class="cx"> this._value = initial; // @todo: potentially change this to a this.set() call.
</span><span class="lines">@@ -227,6 +249,10 @@
</span><span class="cx"> }
</span><span class="cx"> });
</span><span class="cx">
</span><ins>+ /* =====================================================================
+ * A collection of observable values.
+ * ===================================================================== */
+
</ins><span class="cx"> api.Values = api.Class.extend({
</span><span class="cx"> defaultConstructor: api.Value,
</span><span class="cx">
</span><span class="lines">@@ -344,6 +370,13 @@
</span><span class="cx"> };
</span><span class="cx"> });
</span><span class="cx">
</span><ins>+
+ /* =====================================================================
+ * An observable value that syncs with an element.
+ *
+ * Handles inputs, selects, and textareas by default.
+ * ===================================================================== */
+
</ins><span class="cx"> api.ensure = function( element ) {
</span><span class="cx"> return typeof element == 'string' ? $( element ) : element;
</span><span class="cx"> };
</span><span class="lines">@@ -448,8 +481,6 @@
</span><span class="cx"> return to.replace( /([^:]+:\/\/[^\/]+).*/, '$1' );
</span><span class="cx"> });
</span><span class="cx">
</span><del>- this.topics = {};
-
</del><span class="cx"> this.receive = $.proxy( this.receive, this );
</span><span class="cx"> $( window ).on( 'message', this.receive );
</span><span class="cx"> },
</span><span class="lines">@@ -469,8 +500,8 @@
</span><span class="cx">
</span><span class="cx"> message = JSON.parse( event.data );
</span><span class="cx">
</span><del>- if ( message && message.id && typeof message.data !== 'undefined' && this.topics[ message.id ] )
- this.topics[ message.id ].fireWith( this, [ message.data ]);
</del><ins>+ if ( message && message.id && typeof message.data !== 'undefined' )
+ this.trigger( message.id, message.data );
</ins><span class="cx"> },
</span><span class="cx">
</span><span class="cx"> send: function( id, data ) {
</span><span class="lines">@@ -483,19 +514,12 @@
</span><span class="cx">
</span><span class="cx"> message = JSON.stringify({ id: id, data: data });
</span><span class="cx"> this.targetWindow().postMessage( message, this.origin() );
</span><del>- },
-
- bind: function( id, callback ) {
- var topic = this.topics[ id ] || ( this.topics[ id ] = $.Callbacks() );
- topic.add( callback );
- },
-
- unbind: function( id, callback ) {
- if ( this.topics[ id ] )
- this.topics[ id ].remove( callback );
</del><span class="cx"> }
</span><span class="cx"> });
</span><span class="cx">
</span><ins>+ // Add the Events mixin to api.Messenger.
+ $.extend( api.Messenger.prototype, api.Events );
+
</ins><span class="cx"> /* =====================================================================
</span><span class="cx"> * Core customize object.
</span><span class="cx"> * ===================================================================== */
</span></span></pre>
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