Ticket #28279: esc.patch

src/wp-admin/js/wp-fullscreen.js

@@ -510 +510 @@
                                 }
                         });
 
-                        $document.on( 'keydown.wp-fullscreen', function( event ) {
-                                if ( 27 === event.which && s.visible ) { // Esc
+                        $( window ).on( 'keyup', function( event ) {
+                                // Turn fullscreen off when esc is pressed.
+                                if ( 27 === event.keyCode && s.visible ) {
                                         api.off();
-                                        event.stopImmediatePropagation();
                                 }
                         });
 

src/wp-includes/js/tinymce/plugins/wpfullscreen/plugin.js

@@ -78 +78 @@
 
         editor.addCommand( 'wpFullScreen', toggleFullscreen );
 
+        editor.on( 'keyup', function( event ) {
+                // Turn fullscreen off when esc is pressed.
+                if ( event.keyCode === 27 && wp.editor.fullscreen.settings.visible ) {
+                        wp.editor.fullscreen.off();
+                }
+        } );
+
         editor.on( 'init', function() {
                 // Set the editor when initializing from whitin DFW
                 if ( editor.getParam('wp_fullscreen') ) {