Added pager countChildRows option. See issue #396

addons/pager/jquery.tablesorter.pager.js

@@ -65,6 +65,11 @@
 			// table row set to a height to compensate; default is false
 			fixedHeight: false,
 
+			// count child rows towards the set page size? (set true if it is a visible table row within the pager)
+			// if true, child row(s) may not appear to be attached to its parent row, may be split across pages or
+			// may distort the table if rowspan or cellspans are included.
+			countChildRows: false,
+
 			// remove rows from the table to speed up the sort of large tables.
 			// setting this to false, only hides the non-visible rows; needed if you plan to add/remove rows with the pager enabled.
 			removeRows: false, // removing rows in larger tables speeds up the sort
@@ -199,7 +204,7 @@
 					if ( !rows[i].className.match(f) ) {
 						rows[i].style.display = ( j >= s && j < e ) ? '' : 'none';
 						// don't count child rows
-						j += rows[i].className.match(c.cssChildRow + '|' + c.selectorRemove.slice(1)) ? 0 : 1;
+						j += rows[i].className.match(c.cssChildRow + '|' + c.selectorRemove.slice(1)) && !p.countChildRows ? 0 : 1;
 					}
 				}
 			}

docs/index.html

@@ -2781,6 +2781,28 @@ $.extend($.tablesorter.themes.jui, {
 				<td><a href="example-pager.html">Example</a></td>
 			</tr>
 
+			// count child rows towards the set page size? (set true if it is a visible table row within the pager)
+			// if true, child row(s) may not appear to be attached to its parent row, may be split across pages or
+			// may distort the table if rowspan or cellspans are included.
+			countChildRows: false,
+
+			<tr id="pager-countchildrows">
+				<td><a href="#" class="toggle2">countChildRows</a></td>
+				<td>Boolean</td>
+				<td>false</td>
+				<td>
+					If <code>true</code>, child rows will be counted towards the pager set size (<span class="version">v2.13</span>).
+					<div class="collapsible">
+					<br>
+					Caution: when <code>true</code>, child row(s) may not appear to be attached to its parent row, may be split across pages or
+					may distort the table if rowspan or cellspans are included within the child row.<br>
+					<br>
+					If this option is <code>false</code>, child row(s) will always appear on the same page as its parent.
+					</div>
+				</td>
+				<td></td>
+			</tr>
+
 			<tr id="pager-removerows">
 				<td><a href="#" class="toggle2">removeRows</a></td>
 				<td>Boolean</td>

js/widgets/widget-pager.js

@@ -29,6 +29,11 @@ ts.addWidget({
 		// table row set to a height to compensate; default is false
 		pager_fixedHeight: false,
 
+		// count child rows towards the set page size? (set true if it is a visible table row within the pager)
+		// if true, child row(s) may not appear to be attached to its parent row, may be split across pages or
+		// may distort the table if rowspan or cellspans are included.
+		pager_countChildRows: false,
+
 		// remove rows from the table to speed up the sort of large tables.
 		// setting this to false, only hides the non-visible rows; needed if you plan to add/remove rows with the pager enabled.
 		pager_removeRows: false, // removing rows in larger tables speeds up the sort
@@ -377,17 +382,18 @@ tsp = ts.pager = {
 		if (!c.widgetOptions.pager_ajaxUrl) {
 			var i,
 				p = c.pager,
+				wo = c.widgetOptions,
 				rows = c.$tbodies.eq(0).children(),
 				l = rows.length,
 				s = ( p.page * p.size ),
 				e =  s + p.size,
-				f = c.widgetOptions && c.widgetOptions.filter_filteredRow || 'filtered',
+				f = wo && wo.filter_filteredRow || 'filtered',
 				j = 0; // size counter
 			for ( i = 0; i < l; i++ ){
 				if ( !rows[i].className.match(f) ) {
 					rows[i].style.display = ( j >= s && j < e ) ? '' : 'none';
 					// don't count child rows
-					j += rows[i].className.match(c.cssChildRow + '|' + c.selectorRemove.slice(1)) ? 0 : 1;
+					j += rows[i].className.match(c.cssChildRow + '|' + c.selectorRemove.slice(1)) && !wo.pager_countChildRows ? 0 : 1;
 				}
 			}
 		}