Table column sorting (#1718).

Patch by Takenori TAKAKI.


git-svn-id: http://svn.redmine.org/redmine/trunk@19833 e93f8b46-1217-0410-a6f0-8f06a7374b81

public/stylesheets/application.css

@@ -1780,3 +1780,38 @@ img {
   }
   select[multiple=multiple] {padding-right: 0;}
 }
+
+/* tablesort */
+th[role=columnheader]:not(.no-sort) {
+	cursor: pointer;
+}
+
+th[role=columnheader]:not(.no-sort):after {
+	content: '';
+	float: right;
+	margin-top: 7px;
+	border-width: 0 4px 4px;
+	border-style: solid;
+	border-color: #404040 transparent;
+	display: none;
+	opacity: 0;
+	-ms-user-select: none;
+	-webkit-user-select: none;
+	-moz-user-select: none;
+	user-select: none;
+}
+
+th[aria-sort=ascending]:not(.no-sort):after {
+	border-bottom: none;
+	border-width: 4px 4px 0;
+}
+
+th[aria-sort]:not(.no-sort):after {
+	display: inline;
+	opacity: 0.4;
+}
+
+th[role=columnheader]:not(.no-sort):hover:after {
+	display: inline;
+	opacity: 1;
+}