From 26cec90ba73cebc2b54c967029b595efec03437a Mon Sep 17 00:00:00 2001
From: Normann Lou <normannlou@gmail.com>
Date: Tue, 10 Apr 2012 12:03:42 +1200
Subject: [PATCH] ENHANCEMENT: SSF-124 make GridFieldSortableHeader to show the
 extra classes for each of the header field.

---
 forms/gridfield/GridFieldSortableHeader.php       | 1 +
 templates/Includes/GridFieldSortableHeader_Row.ss | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/forms/gridfield/GridFieldSortableHeader.php b/forms/gridfield/GridFieldSortableHeader.php
index 255a91953..0e6f10f6d 100644
--- a/forms/gridfield/GridFieldSortableHeader.php
+++ b/forms/gridfield/GridFieldSortableHeader.php
@@ -85,6 +85,7 @@ class GridFieldSortableHeader implements GridField_HTMLProvider, GridField_DataM
 				}
 			} else {
 				$field = new LiteralField($columnField, '<span class="non-sortable">' . $title . '</span>');
+				$field->addExtraClass("col-".preg_replace('/[^\w]/', '-', $columnField));
 			}
 			$forTemplate->Fields->push($field);
 		}
diff --git a/templates/Includes/GridFieldSortableHeader_Row.ss b/templates/Includes/GridFieldSortableHeader_Row.ss
index a1241d2cb..4f9858323 100644
--- a/templates/Includes/GridFieldSortableHeader_Row.ss
+++ b/templates/Includes/GridFieldSortableHeader_Row.ss
@@ -1,5 +1,5 @@
 <tr class="sortable-header">
 	<% control Fields %>
-		<th class="main"><span>$Field</span></th>
+		<th class="main $extraClass"><span>$Field</span></th>
 	<% end_control %>
 </tr>