Ticket #40974: 40974.2.diff

src/wp-admin/js/widgets/text-widgets.js

@@ -161 +161 @@
                                 }
 
                                 control.editorFocused = false;
-                                triggerChangeIfDirty = function() {
+
+                                triggerChangeIfDirty = function( event ) {
                                         var updateWidgetBuffer = 300; // See wp.customize.Widgets.WidgetControl._setupUpdateUI() which uses 250ms for updateWidgetDebounced.
-                                        if ( editor.isDirty() ) {
+                                        if ( editor.isDirty() || ( event && event.type === 'paste' ) ) {
 
                                                 /*
                                                  * Account for race condition in customizer where user clicks Save & Publish while
@@ -188 +189 @@
                                                 textarea.trigger( 'change' );
                                         }
                                 };
-                                editor.on( 'focus', function() {
+                                editor.on( 'focus', function onEditorFocus() {
                                         control.editorFocused = true;
                                 });
+                                editor.on( 'paste', function onEditorPaste( event ) {
+                                        triggerChangeIfDirty( event );
+                                });
                                 editor.on( 'NodeChange', _.debounce( triggerChangeIfDirty, changeDebounceDelay ) );
-                                editor.on( 'blur', function() {
+                                editor.on( 'blur hide', function onEditorBlur( event ) {
                                         control.editorFocused = false;
-                                        triggerChangeIfDirty();
+                                        triggerChangeIfDirty( event );
                                 });
 
                                 control.editor = editor;