Core: Add updateHeaders method. See #989

dist/js/jquery.tablesorter.combined.js

@@ -1,4 +1,4 @@
-/*! tablesorter (FORK) - updated 08-16-2015 (v2.22.5)*/
+/*! tablesorter (FORK) - updated 08-17-2015 (v2.22.5)*/
 /* Includes widgets ( storage,uitheme,columns,filter,stickyHeaders,resizable,saveSort ) */
 (function(factory) {
 	if (typeof define === 'function' && define.amd) {
@@ -432,9 +432,8 @@
 				return (/^d/i.test(v) || v === 1);
 			}
 
-			function buildHeaders(table) {
-				var ch, $t, h, i, t, lock, time, indx,
-					c = table.config;
+			function buildHeaders( c ) {
+				var ch, $t, h, i, t, lock, time, indx;
 				c.headerList = [];
 				c.headerContent = [];
 				if (c.debug) {
@@ -445,12 +444,12 @@
 				// add icon if cssIcon option exists
 				i = c.cssIcon ? '<i class="' + ( c.cssIcon === ts.css.icon ? ts.css.icon : c.cssIcon + ' ' + ts.css.icon ) + '"></i>' : '';
 				// redefine c.$headers here in case of an updateAll that replaces or adds an entire header cell - see #683
-				c.$headers = $( $.map( $(table).find(c.selectorHeaders), function(elem, index) {
+				c.$headers = $( $.map( c.$table.find(c.selectorHeaders), function(elem, index) {
 					$t = $(elem);
 					// ignore cell (don't add it to c.$headers) if row has ignoreRow class
 					if ($t.parent().hasClass(c.cssIgnoreRow)) { return; }
 					// make sure to get header cell & not column indexed cell
-					ch = ts.getColumnData( table, c.headers, index, true );
+					ch = ts.getColumnData( c.table, c.headers, index, true );
 					// save original header content
 					c.headerContent[index] = $t.html();
 					// if headerTemplate is empty, don't reformat the header cell
@@ -492,12 +491,12 @@
 					// .last() added in jQuery 1.4; use .filter(':last') to maintain compatibility with jQuery v1.2.6
 					c.$headerIndexed[indx] = $t.not('.sorter-false').length ? $t.not('.sorter-false').filter(':last') : $t.filter(':last');
 				}
-				$(table).find(c.selectorHeaders).attr({
+				c.$table.find(c.selectorHeaders).attr({
 					scope: 'col',
 					role : 'columnheader'
 				});
 				// enable/disable sorting
-				updateHeader(table);
+				updateHeader(c.table);
 				if (c.debug) {
 					console.log( 'Built headers:' + ts.benchmark( time ) );
 					console.log( c.$headers );
@@ -863,8 +862,9 @@
 			function bindMethods( table ){
 				var c = table.config,
 					$table = c.$table,
-					events = ( 'sortReset update updateRows updateCell updateAll addRows updateComplete sorton appendCache ' +
-						'updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave ' ).split( ' ' )
+					events = ( 'sortReset update updateRows updateAll updateHeaders addRows updateCell updateComplete ' +
+						'sorton appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup ' +
+						'mouseleave ' ).split( ' ' )
 						.join( c.namespace + ' ' );
 				// apply easy methods that trigger bound events
 				$table
@@ -882,6 +882,10 @@
 					e.stopPropagation();
 					ts.update( this.config, resort, callback );
 				})
+				.bind( 'updateHeaders' + c.namespace, function( e, callback ) {
+					e.stopPropagation();
+					ts.updateHeaders( this.config, callback );
+				})
 				.bind( 'updateCell' + c.namespace, function(e, cell, resort, callback ) {
 					e.stopPropagation();
 					ts.updateCell( this.config, cell, resort, callback );
@@ -1028,7 +1032,7 @@
 				// change textExtraction via data-attribute
 				c.textExtraction = c.$table.attr('data-text-extraction') || c.textExtraction || 'basic';
 				// build headers
-				buildHeaders(table);
+				buildHeaders( c );
 				// fixate columns if the users supplies the fixedWidth option
 				// do this after theme has been applied
 				ts.fixColumnWidth(table);
@@ -1317,7 +1321,7 @@
 				var table = c.table;
 				table.isUpdating = true;
 				ts.refreshWidgets( table, true, true );
-				buildHeaders( table );
+				buildHeaders( c );
 				ts.bindEvents( table, c.$headers, true );
 				bindMethods( table);
 				commonUpdate( table, resort, callback );
@@ -1331,6 +1335,14 @@
 				commonUpdate( table, resort, callback );
 			};
 
+			// simple header update - see #989
+			ts.updateHeaders = function( c, callback ) {
+				c.table.isUpdating = true;
+				buildHeaders( c );
+				ts.bindEvents( c.table, c.$headers, true );
+				resortComplete( c, callback );
+			};
+
 			ts.updateCell = function( c, cell, resort, callback ) {
 				c.table.isUpdating = true;
 				c.$table.find( c.selectorRemove ).remove();
@@ -1364,10 +1376,7 @@
 					} else {
 						// don't reapply widgets is resort is false, just in case it causes
 						// problems with element focus
-						if ( $.isFunction( callback ) ) {
-							callback( table );
-						}
-						c.$table.trigger( 'updateComplete', c.table );
+						resortComplete( c, callback );
 					}
 				}
 			};
@@ -1548,8 +1557,9 @@
 				// remove widget added rows, just in case
 				$h.find('tr').not($r).remove();
 				// disable tablesorter
-				events = 'sortReset update updateAll updateRows updateCell addRows updateComplete sorton appendCache updateCache ' +
-					'applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave keypress sortBegin sortEnd resetToLoadState '.split(' ')
+				events = 'sortReset update updateRows updateAll updateHeaders updateCell addRows updateComplete sorton ' +
+					'appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave keypress ' +
+					'sortBegin sortEnd resetToLoadState '.split(' ')
 					.join(c.namespace + ' ');
 				$t
 					.removeData('tablesorter')

dist/js/jquery.tablesorter.js

@@ -430,9 +430,8 @@
 				return (/^d/i.test(v) || v === 1);
 			}
 
-			function buildHeaders(table) {
-				var ch, $t, h, i, t, lock, time, indx,
-					c = table.config;
+			function buildHeaders( c ) {
+				var ch, $t, h, i, t, lock, time, indx;
 				c.headerList = [];
 				c.headerContent = [];
 				if (c.debug) {
@@ -443,12 +442,12 @@
 				// add icon if cssIcon option exists
 				i = c.cssIcon ? '<i class="' + ( c.cssIcon === ts.css.icon ? ts.css.icon : c.cssIcon + ' ' + ts.css.icon ) + '"></i>' : '';
 				// redefine c.$headers here in case of an updateAll that replaces or adds an entire header cell - see #683
-				c.$headers = $( $.map( $(table).find(c.selectorHeaders), function(elem, index) {
+				c.$headers = $( $.map( c.$table.find(c.selectorHeaders), function(elem, index) {
 					$t = $(elem);
 					// ignore cell (don't add it to c.$headers) if row has ignoreRow class
 					if ($t.parent().hasClass(c.cssIgnoreRow)) { return; }
 					// make sure to get header cell & not column indexed cell
-					ch = ts.getColumnData( table, c.headers, index, true );
+					ch = ts.getColumnData( c.table, c.headers, index, true );
 					// save original header content
 					c.headerContent[index] = $t.html();
 					// if headerTemplate is empty, don't reformat the header cell
@@ -490,12 +489,12 @@
 					// .last() added in jQuery 1.4; use .filter(':last') to maintain compatibility with jQuery v1.2.6
 					c.$headerIndexed[indx] = $t.not('.sorter-false').length ? $t.not('.sorter-false').filter(':last') : $t.filter(':last');
 				}
-				$(table).find(c.selectorHeaders).attr({
+				c.$table.find(c.selectorHeaders).attr({
 					scope: 'col',
 					role : 'columnheader'
 				});
 				// enable/disable sorting
-				updateHeader(table);
+				updateHeader(c.table);
 				if (c.debug) {
 					console.log( 'Built headers:' + ts.benchmark( time ) );
 					console.log( c.$headers );
@@ -861,8 +860,9 @@
 			function bindMethods( table ){
 				var c = table.config,
 					$table = c.$table,
-					events = ( 'sortReset update updateRows updateCell updateAll addRows updateComplete sorton appendCache ' +
-						'updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave ' ).split( ' ' )
+					events = ( 'sortReset update updateRows updateAll updateHeaders addRows updateCell updateComplete ' +
+						'sorton appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup ' +
+						'mouseleave ' ).split( ' ' )
 						.join( c.namespace + ' ' );
 				// apply easy methods that trigger bound events
 				$table
@@ -880,6 +880,10 @@
 					e.stopPropagation();
 					ts.update( this.config, resort, callback );
 				})
+				.bind( 'updateHeaders' + c.namespace, function( e, callback ) {
+					e.stopPropagation();
+					ts.updateHeaders( this.config, callback );
+				})
 				.bind( 'updateCell' + c.namespace, function(e, cell, resort, callback ) {
 					e.stopPropagation();
 					ts.updateCell( this.config, cell, resort, callback );
@@ -1026,7 +1030,7 @@
 				// change textExtraction via data-attribute
 				c.textExtraction = c.$table.attr('data-text-extraction') || c.textExtraction || 'basic';
 				// build headers
-				buildHeaders(table);
+				buildHeaders( c );
 				// fixate columns if the users supplies the fixedWidth option
 				// do this after theme has been applied
 				ts.fixColumnWidth(table);
@@ -1315,7 +1319,7 @@
 				var table = c.table;
 				table.isUpdating = true;
 				ts.refreshWidgets( table, true, true );
-				buildHeaders( table );
+				buildHeaders( c );
 				ts.bindEvents( table, c.$headers, true );
 				bindMethods( table);
 				commonUpdate( table, resort, callback );
@@ -1329,6 +1333,14 @@
 				commonUpdate( table, resort, callback );
 			};
 
+			// simple header update - see #989
+			ts.updateHeaders = function( c, callback ) {
+				c.table.isUpdating = true;
+				buildHeaders( c );
+				ts.bindEvents( c.table, c.$headers, true );
+				resortComplete( c, callback );
+			};
+
 			ts.updateCell = function( c, cell, resort, callback ) {
 				c.table.isUpdating = true;
 				c.$table.find( c.selectorRemove ).remove();
@@ -1362,10 +1374,7 @@
 					} else {
 						// don't reapply widgets is resort is false, just in case it causes
 						// problems with element focus
-						if ( $.isFunction( callback ) ) {
-							callback( table );
-						}
-						c.$table.trigger( 'updateComplete', c.table );
+						resortComplete( c, callback );
 					}
 				}
 			};
@@ -1546,8 +1555,9 @@
 				// remove widget added rows, just in case
 				$h.find('tr').not($r).remove();
 				// disable tablesorter
-				events = 'sortReset update updateAll updateRows updateCell addRows updateComplete sorton appendCache updateCache ' +
-					'applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave keypress sortBegin sortEnd resetToLoadState '.split(' ')
+				events = 'sortReset update updateRows updateAll updateHeaders updateCell addRows updateComplete sorton ' +
+					'appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave keypress ' +
+					'sortBegin sortEnd resetToLoadState '.split(' ')
 					.join(c.namespace + ' ');
 				$t
 					.removeData('tablesorter')

dist/js/jquery.tablesorter.widgets.js

@@ -1,4 +1,4 @@
-/*! tablesorter (FORK) - updated 08-16-2015 (v2.22.5)*/
+/*! tablesorter (FORK) - updated 08-17-2015 (v2.22.5)*/
 /* Includes widgets ( storage,uitheme,columns,filter,stickyHeaders,resizable,saveSort ) */
 (function(factory) {
 	if (typeof define === 'function' && define.amd) {

docs/index.html

@@ -4863,6 +4863,45 @@ $("table")
 				<td></td>
 			</tr>
 
+			<tr id="updateheaders">
+				<td><a href="#" class="permalink">updateHeaders</a></td>
+				<td>Refresh table headers only (<span class="version">v2.23.0</span>).
+					<div class="collapsible">
+						<h4>Direct method:</h4>
+						<p>In <span class="version">v2.23.0</span>, this method can be called directly as follows:</p>
+						<pre class="prettyprint lang-js">var config = $( 'table' )[ 0 ].config,
+	callback = function( table ) {
+		// do something
+	};
+$.tablesorter.updateHeaders( config, callback );</pre>
+						<h4>Triggered event method:</h4>
+						<pre class="prettyprint lang-js">$(function() {
+  $( 'table' ).tablesorter();
+
+  // click on a button somewhere on the page to update header index
+  $( 'button' ).click( function() {
+    // Do something after the cell update in this callback function
+    var $headerCell = $('thead th:eq(1)'),
+      index = $headerCell.data( 'counter' ) || 0,
+      callback = function( table ) {
+          /* do something */
+        };
+
+    // change header text
+    $headerCell
+      .html( 'header click #' + index )
+      // update header data
+      .data( 'counter', index++ );
+
+    // update the header, includes rebinding events & using the header template
+    $( 'table' ).trigger( 'updateHeaders', callback );
+    return false;
+  });
+});</pre></div>
+				</td>
+				<td></td>
+			</tr>
+
 			<tr id="updatecell">
 				<td><a href="#" class="permalink">updateCell</a></td>
 				<td>Update a table cell in the tablesorter data (<span class="version updated">v2.23.0</span>).

js/jquery.tablesorter.combined.js

@@ -4,7 +4,7 @@
 ██  ██ ██  ██   ██  ██ ██  ██   ██     ██ ██ ██ ██  ██ ██  ██ ██ ██▀▀   ▀▀▀▀██
 █████▀ ▀████▀   ██  ██ ▀████▀   ██     ██ ██ ██ ▀████▀ █████▀ ██ ██     █████▀
 */
-/*! tablesorter (FORK) - updated 08-16-2015 (v2.22.5)*/
+/*! tablesorter (FORK) - updated 08-17-2015 (v2.22.5)*/
 /* Includes widgets ( storage,uitheme,columns,filter,stickyHeaders,resizable,saveSort ) */
 (function(factory) {
 	if (typeof define === 'function' && define.amd) {
@@ -438,9 +438,8 @@
 				return (/^d/i.test(v) || v === 1);
 			}
 
-			function buildHeaders(table) {
-				var ch, $t, h, i, t, lock, time, indx,
-					c = table.config;
+			function buildHeaders( c ) {
+				var ch, $t, h, i, t, lock, time, indx;
 				c.headerList = [];
 				c.headerContent = [];
 				if (c.debug) {
@@ -451,12 +450,12 @@
 				// add icon if cssIcon option exists
 				i = c.cssIcon ? '<i class="' + ( c.cssIcon === ts.css.icon ? ts.css.icon : c.cssIcon + ' ' + ts.css.icon ) + '"></i>' : '';
 				// redefine c.$headers here in case of an updateAll that replaces or adds an entire header cell - see #683
-				c.$headers = $( $.map( $(table).find(c.selectorHeaders), function(elem, index) {
+				c.$headers = $( $.map( c.$table.find(c.selectorHeaders), function(elem, index) {
 					$t = $(elem);
 					// ignore cell (don't add it to c.$headers) if row has ignoreRow class
 					if ($t.parent().hasClass(c.cssIgnoreRow)) { return; }
 					// make sure to get header cell & not column indexed cell
-					ch = ts.getColumnData( table, c.headers, index, true );
+					ch = ts.getColumnData( c.table, c.headers, index, true );
 					// save original header content
 					c.headerContent[index] = $t.html();
 					// if headerTemplate is empty, don't reformat the header cell
@@ -498,12 +497,12 @@
 					// .last() added in jQuery 1.4; use .filter(':last') to maintain compatibility with jQuery v1.2.6
 					c.$headerIndexed[indx] = $t.not('.sorter-false').length ? $t.not('.sorter-false').filter(':last') : $t.filter(':last');
 				}
-				$(table).find(c.selectorHeaders).attr({
+				c.$table.find(c.selectorHeaders).attr({
 					scope: 'col',
 					role : 'columnheader'
 				});
 				// enable/disable sorting
-				updateHeader(table);
+				updateHeader(c.table);
 				if (c.debug) {
 					console.log( 'Built headers:' + ts.benchmark( time ) );
 					console.log( c.$headers );
@@ -869,8 +868,9 @@
 			function bindMethods( table ){
 				var c = table.config,
 					$table = c.$table,
-					events = ( 'sortReset update updateRows updateCell updateAll addRows updateComplete sorton appendCache ' +
-						'updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave ' ).split( ' ' )
+					events = ( 'sortReset update updateRows updateAll updateHeaders addRows updateCell updateComplete ' +
+						'sorton appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup ' +
+						'mouseleave ' ).split( ' ' )
 						.join( c.namespace + ' ' );
 				// apply easy methods that trigger bound events
 				$table
@@ -888,6 +888,10 @@
 					e.stopPropagation();
 					ts.update( this.config, resort, callback );
 				})
+				.bind( 'updateHeaders' + c.namespace, function( e, callback ) {
+					e.stopPropagation();
+					ts.updateHeaders( this.config, callback );
+				})
 				.bind( 'updateCell' + c.namespace, function(e, cell, resort, callback ) {
 					e.stopPropagation();
 					ts.updateCell( this.config, cell, resort, callback );
@@ -1034,7 +1038,7 @@
 				// change textExtraction via data-attribute
 				c.textExtraction = c.$table.attr('data-text-extraction') || c.textExtraction || 'basic';
 				// build headers
-				buildHeaders(table);
+				buildHeaders( c );
 				// fixate columns if the users supplies the fixedWidth option
 				// do this after theme has been applied
 				ts.fixColumnWidth(table);
@@ -1323,7 +1327,7 @@
 				var table = c.table;
 				table.isUpdating = true;
 				ts.refreshWidgets( table, true, true );
-				buildHeaders( table );
+				buildHeaders( c );
 				ts.bindEvents( table, c.$headers, true );
 				bindMethods( table);
 				commonUpdate( table, resort, callback );
@@ -1337,6 +1341,14 @@
 				commonUpdate( table, resort, callback );
 			};
 
+			// simple header update - see #989
+			ts.updateHeaders = function( c, callback ) {
+				c.table.isUpdating = true;
+				buildHeaders( c );
+				ts.bindEvents( c.table, c.$headers, true );
+				resortComplete( c, callback );
+			};
+
 			ts.updateCell = function( c, cell, resort, callback ) {
 				c.table.isUpdating = true;
 				c.$table.find( c.selectorRemove ).remove();
@@ -1370,10 +1382,7 @@
 					} else {
 						// don't reapply widgets is resort is false, just in case it causes
 						// problems with element focus
-						if ( $.isFunction( callback ) ) {
-							callback( table );
-						}
-						c.$table.trigger( 'updateComplete', c.table );
+						resortComplete( c, callback );
 					}
 				}
 			};
@@ -1554,8 +1563,9 @@
 				// remove widget added rows, just in case
 				$h.find('tr').not($r).remove();
 				// disable tablesorter
-				events = 'sortReset update updateAll updateRows updateCell addRows updateComplete sorton appendCache updateCache ' +
-					'applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave keypress sortBegin sortEnd resetToLoadState '.split(' ')
+				events = 'sortReset update updateRows updateAll updateHeaders updateCell addRows updateComplete sorton ' +
+					'appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave keypress ' +
+					'sortBegin sortEnd resetToLoadState '.split(' ')
 					.join(c.namespace + ' ');
 				$t
 					.removeData('tablesorter')

js/jquery.tablesorter.js

@@ -420,9 +420,8 @@
 				return (/^d/i.test(v) || v === 1);
 			}
 
-			function buildHeaders(table) {
-				var ch, $t, h, i, t, lock, time, indx,
-					c = table.config;
+			function buildHeaders( c ) {
+				var ch, $t, h, i, t, lock, time, indx;
 				c.headerList = [];
 				c.headerContent = [];
 				if (c.debug) {
@@ -433,12 +432,12 @@
 				// add icon if cssIcon option exists
 				i = c.cssIcon ? '<i class="' + ( c.cssIcon === ts.css.icon ? ts.css.icon : c.cssIcon + ' ' + ts.css.icon ) + '"></i>' : '';
 				// redefine c.$headers here in case of an updateAll that replaces or adds an entire header cell - see #683
-				c.$headers = $( $.map( $(table).find(c.selectorHeaders), function(elem, index) {
+				c.$headers = $( $.map( c.$table.find(c.selectorHeaders), function(elem, index) {
 					$t = $(elem);
 					// ignore cell (don't add it to c.$headers) if row has ignoreRow class
 					if ($t.parent().hasClass(c.cssIgnoreRow)) { return; }
 					// make sure to get header cell & not column indexed cell
-					ch = ts.getColumnData( table, c.headers, index, true );
+					ch = ts.getColumnData( c.table, c.headers, index, true );
 					// save original header content
 					c.headerContent[index] = $t.html();
 					// if headerTemplate is empty, don't reformat the header cell
@@ -480,12 +479,12 @@
 					// .last() added in jQuery 1.4; use .filter(':last') to maintain compatibility with jQuery v1.2.6
 					c.$headerIndexed[indx] = $t.not('.sorter-false').length ? $t.not('.sorter-false').filter(':last') : $t.filter(':last');
 				}
-				$(table).find(c.selectorHeaders).attr({
+				c.$table.find(c.selectorHeaders).attr({
 					scope: 'col',
 					role : 'columnheader'
 				});
 				// enable/disable sorting
-				updateHeader(table);
+				updateHeader(c.table);
 				if (c.debug) {
 					console.log( 'Built headers:' + ts.benchmark( time ) );
 					console.log( c.$headers );
@@ -851,8 +850,9 @@
 			function bindMethods( table ){
 				var c = table.config,
 					$table = c.$table,
-					events = ( 'sortReset update updateRows updateCell updateAll addRows updateComplete sorton appendCache ' +
-						'updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave ' ).split( ' ' )
+					events = ( 'sortReset update updateRows updateAll updateHeaders addRows updateCell updateComplete ' +
+						'sorton appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup ' +
+						'mouseleave ' ).split( ' ' )
 						.join( c.namespace + ' ' );
 				// apply easy methods that trigger bound events
 				$table
@@ -870,6 +870,10 @@
 					e.stopPropagation();
 					ts.update( this.config, resort, callback );
 				})
+				.bind( 'updateHeaders' + c.namespace, function( e, callback ) {
+					e.stopPropagation();
+					ts.updateHeaders( this.config, callback );
+				})
 				.bind( 'updateCell' + c.namespace, function(e, cell, resort, callback ) {
 					e.stopPropagation();
 					ts.updateCell( this.config, cell, resort, callback );
@@ -1016,7 +1020,7 @@
 				// change textExtraction via data-attribute
 				c.textExtraction = c.$table.attr('data-text-extraction') || c.textExtraction || 'basic';
 				// build headers
-				buildHeaders(table);
+				buildHeaders( c );
 				// fixate columns if the users supplies the fixedWidth option
 				// do this after theme has been applied
 				ts.fixColumnWidth(table);
@@ -1305,7 +1309,7 @@
 				var table = c.table;
 				table.isUpdating = true;
 				ts.refreshWidgets( table, true, true );
-				buildHeaders( table );
+				buildHeaders( c );
 				ts.bindEvents( table, c.$headers, true );
 				bindMethods( table);
 				commonUpdate( table, resort, callback );
@@ -1319,6 +1323,14 @@
 				commonUpdate( table, resort, callback );
 			};
 
+			// simple header update - see #989
+			ts.updateHeaders = function( c, callback ) {
+				c.table.isUpdating = true;
+				buildHeaders( c );
+				ts.bindEvents( c.table, c.$headers, true );
+				resortComplete( c, callback );
+			};
+
 			ts.updateCell = function( c, cell, resort, callback ) {
 				c.table.isUpdating = true;
 				c.$table.find( c.selectorRemove ).remove();
@@ -1352,10 +1364,7 @@
 					} else {
 						// don't reapply widgets is resort is false, just in case it causes
 						// problems with element focus
-						if ( $.isFunction( callback ) ) {
-							callback( table );
-						}
-						c.$table.trigger( 'updateComplete', c.table );
+						resortComplete( c, callback );
 					}
 				}
 			};
@@ -1536,8 +1545,9 @@
 				// remove widget added rows, just in case
 				$h.find('tr').not($r).remove();
 				// disable tablesorter
-				events = 'sortReset update updateAll updateRows updateCell addRows updateComplete sorton appendCache updateCache ' +
-					'applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave keypress sortBegin sortEnd resetToLoadState '.split(' ')
+				events = 'sortReset update updateRows updateAll updateHeaders updateCell addRows updateComplete sorton ' +
+					'appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave keypress ' +
+					'sortBegin sortEnd resetToLoadState '.split(' ')
 					.join(c.namespace + ' ');
 				$t
 					.removeData('tablesorter')

js/jquery.tablesorter.widgets.js

@@ -4,7 +4,7 @@
 ██  ██ ██  ██   ██  ██ ██  ██   ██     ██ ██ ██ ██  ██ ██  ██ ██ ██▀▀   ▀▀▀▀██
 █████▀ ▀████▀   ██  ██ ▀████▀   ██     ██ ██ ██ ▀████▀ █████▀ ██ ██     █████▀
 */
-/*! tablesorter (FORK) - updated 08-16-2015 (v2.22.5)*/
+/*! tablesorter (FORK) - updated 08-17-2015 (v2.22.5)*/
 /* Includes widgets ( storage,uitheme,columns,filter,stickyHeaders,resizable,saveSort ) */
 (function(factory) {
 	if (typeof define === 'function' && define.amd) {

test.html

@@ -41,7 +41,7 @@
 
 		<table id="table1" class="tester" data-text-extraction="basic">
 			<thead>
-				<tr><th class="{sortValue:'zzz', poe:'nevermore'}">test-head</th><th>num</th></tr>
+				<tr><th class="{sortValue:'zzz', poe:'nevermore'}">test-head</th><th>xnum</th></tr>
 			</thead>
 			<tfoot>
 				<tr><th>test-foot</th><th>txt</th></tr>

testing/testing.js

@@ -656,7 +656,7 @@ jQuery(function($){
 		test update methods
 	************************************************/
 	QUnit.test( 'parser cache; update methods & callbacks', function(assert) {
-		assert.expect(11);
+		assert.expect(12);
 		var oldColMax;
 		c1.ignoreCase = true;
 		// updateAll
@@ -671,15 +671,29 @@ jQuery(function($){
 		.trigger('updateAll', [false, function(){
 			updateCallback++;
 			var nw = $table1.find('th:eq(1)')[0],
+				ht = c1.$headers.eq(1).text() === 'num'
 				hc = c1.headerContent[1] === 'num',
 				hd = c1.$headers[1] === nw,
 				hl = c1.headerList[1] === nw,
 				p1 = c1.parsers[1].id === 'digit';
-			assert.equal(hc && hd && hl && p1, true, 'testing header cache: updateAll - thead');
+			assert.equal(ht && hc && hd && hl && p1, true, 'testing header cache: updateAll - thead');
 			assert.cacheCompare( table1, 'all', [ 'test3', 1, 'test2', 2, 'test1', 3,
 			                                      'testc', 4, 'testb', 5, 'testa', 6, '', 0 ], 'updateAll - tbody' );
 		}]);
 
+		// updateHeader v2.22.6
+		$table1
+			.find('th:eq(1)').html('x-num').end()
+			.trigger('updateHeaders', function(){
+				updateCallback++;
+				var nw = $table1.find('th:eq(1)')[0],
+					ht = c1.$headers.eq(1).text() === 'x-num',
+					hc = c1.headerContent[1] === 'x-num',
+					hd = c1.$headers[1] === nw,
+					hl = c1.headerList[1] === nw;
+				assert.equal(ht && hc && hd && hl, true, 'testing header cache: updateHeaders');
+			});
+
 		// addRows
 		t = $('<tr class="temp"><td>testd</td><td>7</td></tr>');
 		$table1.find('tbody:last').prepend(t);