Editor scrolling: disable on mobile devices and hide the resize handle. See #28328.

Built from https://develop.svn.wordpress.org/trunk@29117


git-svn-id: http://core.svn.wordpress.org/trunk@28903 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/edit-form-advanced.php

@@ -12,8 +12,9 @@ if ( !defined('ABSPATH') )
 
 wp_enqueue_script('post');
 
-if ( post_type_supports( $post_type, 'editor' ) ) {
+if ( post_type_supports( $post_type, 'editor' ) && ! wp_is_mobile() ) {
 	wp_enqueue_script('editor-expand');
+	$_wp_autoresize_on = true;
 }
 
 if ( wp_is_mobile() )
@@ -496,7 +497,7 @@ if ( post_type_supports($post_type, 'editor') ) {
 	'editor_height' => 360,
 	'tinymce' => array(
 		'resize' => false,
-		'wp_autoresize_on' => true,
+		'wp_autoresize_on' => ! empty( $_wp_autoresize_on ),
 		'add_unload_trigger' => false,
 	),
 ) ); ?>

wp-admin/js/post.js

@@ -1009,6 +1009,8 @@ jQuery(document).ready( function($) {
 
 		// No point for touch devices
 		if ( ! $textarea.length || 'ontouchstart' in window ) {
+			// Hide the resize handle
+			$('#content-resize-handle').hide();
 			return;
 		}