Ticket #23054: 23054.3.diff

wp-includes/js/media-views.js

@@ -2846 +2846 @@
                 initialize: function() {
                         var selection = this.options.selection;
 
-                        this.model.on( 'change:sizes change:uploading change:caption change:title', this.render, this );
+                        this.model.on( 'change:sizes change:uploading', this.render, this );
+                        this.model.on( 'change:title', this._syncTitle, this );
+                        this.model.on( 'change:caption', this._syncCaption, this );
                         this.model.on( 'change:percent', this.progress, this );
 
                         // Update the selection.
@@ -3164 +3166 @@
                 }
         });
 
+        // Ensure settings remain in sync between attachment views.
+        _.each({
+                caption: '_syncCaption',
+                title:   '_syncTitle'
+        }, function( method, setting ) {
+                media.view.Attachment.prototype[ method ] = function( model, value ) {
+                        var $setting = this.$('[data-setting="' + setting + '"]');
+
+                        if ( ! $setting.length )
+                                return this;
+
+                        // If the updated value is in sync with the value in the DOM, there
+                        // is no need to re-render. If we're currently editing the value,
+                        // it will automatically be in sync, suppressing the re-render for
+                        // the view we're editing, while updating any others.
+                        if ( value === $setting.find('input, textarea, select, [value]').val() )
+                                return this;
+
+                        return this.render();
+                };
+        });
+
         /**
          * wp.media.view.Attachment.Library
          */