From 574120f711ff748fd3e1a9f09676abf00d48649a Mon Sep 17 00:00:00 2001
From: iseulde <ella@iseulde.com>
Date: Fri, 24 Feb 2017 10:51:59 +0100
Subject: [PATCH] tinymce-single: set active button for default alignment

---
 tinymce-single/tinymce/block.js | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/tinymce-single/tinymce/block.js b/tinymce-single/tinymce/block.js
index 8c26fc85358cf1..bbc1607208e4be 100644
--- a/tinymce-single/tinymce/block.js
+++ b/tinymce-single/tinymce/block.js
@@ -144,9 +144,15 @@
 						var button = this;
 
 						editor.on( 'nodechange', function( event ) {
-							element = event.parents[ event.parents.length - 1 ];
-
-							button.active( editor.$( element ).hasClass( 'align' + position ) );
+							$element = editor.$( event.parents[ event.parents.length - 1 ] );
+
+							if ( position === 'center' ) {
+								button.active( ! (
+									$element.hasClass( 'alignleft' ) || $element.hasClass( 'alignright' )
+								) );
+							} else {
+								button.active( $element.hasClass( 'align' + position ) );
+							}
 						} );
 					}
 				} );