+ /**
+ * Sets the sort count of the columns that are not affected by the sorting to have them sorted
+ * in default (ascending) order when their header cell is clicked the next time.
+ *
+ * @param {jQuery} $headers
+ * @param {Number[][]} sortList
+ * @param {Number[][]} headerToColumns
+ */
+ function setHeadersOrder( $headers, sortList, headerToColumns ) {
+ // Loop through all headers to retrieve the indices of the columns the header spans across:
+ $.each( headerToColumns, function( headerIndex, columns ) {
+
+ $.each( columns, function( i, columnIndex ) {
+ var header = $headers[headerIndex];
+
+ if ( !isValueInArray( columnIndex, sortList ) ) {
+ // Column shall not be sorted: Reset header count and order.
+ header.order = 0;
+ header.count = 0;
+ } else {
+ // Column shall be sorted: Apply designated count and order.
+ $.each( sortList, function( j, sortColumn ) {
+ if ( sortColumn[0] === i ) {
+ header.order = sortColumn[1];
+ header.count = sortColumn[1] + 1;
+ return false;
+ }
+ } );
+ }
+ } );
+
+ } );
+ }
+