Ticket #33286: 33286.3.patch

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

@@ -557 +557 @@
                         activeToolbar,
                         currentSelection,
                         timeout,
+                        container = editor.getContainer(),
                         wpAdminbar = document.getElementById( 'wpadminbar' ),
                         mceIframe = document.getElementById( editor.id + '_ifr' ),
-                        mceToolbar = tinymce.$( '.mce-toolbar-grp', editor.getContainer() )[0],
-                        mceStatusbar = tinymce.$( '.mce-statusbar', editor.getContainer() )[0],
+                        mceToolbar,
+                        mceStatusbar,
                         wpStatusbar;
 
+                        if ( container ) {
+                                mceToolbar = tinymce.$( '.mce-toolbar-grp', container )[0];
+                                mceStatusbar = tinymce.$( '.mce-statusbar', container )[0];
+                        }
+
                         if ( editor.id === 'content' ) {
                                 wpStatusbar = document.getElementById( 'post-status-info' );
                         }
@@ -702 +708 @@
                                         scrollY = window.pageYOffset || document.documentElement.scrollTop,
                                         windowWidth = window.innerWidth,
                                         windowHeight = window.innerHeight,
-                                        iframeRect = mceIframe.getBoundingClientRect(),
+                                        iframeRect = mceIframe ? mceIframe.getBoundingClientRect() : {
+                                                top: 0,
+                                                right: windowWidth,
+                                                bottom: windowHeight,
+                                                left: 0,
+                                                width: windowWidth,
+                                                height: windowHeight
+                                        },
                                         toolbar = this.getEl(),
                                         toolbarWidth = toolbar.offsetWidth,
                                         toolbarHeight = toolbar.offsetHeight,