您需要做的就是注释掉或删除一行 - filters.val('');
:
这是代码和演示(我还为每个集合添加了清除按钮以允许清除过滤器列)
$('button.search').click(function() {
var filters = $('table').find('input.tablesorter-filter'),
col = $(this).data('filter-column'),
txt = $(this).data('filter-text');
// filters.val('');
filters.eq(col).val(txt).trigger('search', false);
});
此外,此代码需要我的 tablesorter 分支才能工作。以下是可能感兴趣的其他人的代码:
HTML 示例:
<button class="search" data-filter-column="4" data-filter-text="Netherlands">Netherlands</button>
<button class="search" data-filter-column="4" data-filter-text="Belgium">Belgium</button>
<button class="search" data-filter-column="4" data-filter-text="Germany">Germany</button>
<button class="search" data-filter-column="4" data-filter-text="">Clear</button>
<table id="festivaloverzichttable" class="tablesorter">
<thead>
<tr>
<th width="17%" data-placeholder="Search...">Event</th>
<th width="18%" data-placeholder="Search...">Date</th>
<th width="9%" data-placeholder="Search...">Duration</th>
<th width="12%" data-placeholder="Search...">Place</th>
<th width="10%" data-placeholder="Search...">Country</th>
<th data-placeholder="Zoek...">Genre(s)</th>
</tr>
</thead>
<tbody>
<tr>
<td>Event 1</td>
<td data-date="06-02">TBA</td>
<td>2</td>
<td>Oisterwijk</td>
<td>Netherlands</td>
<td>Hardstyle</td>
</tr>
<tr>
<td>Event 2</td>
<td data-date="10-11">11 October t/m 13 October</td>
<td>3</td>
<td>Volkel</td>
<td>Netherlands</td>
<td>Pop, Rock, Urban, Electronic</td>
</tr>
<tr>
<td>Event 3</td>
<td data-date="06-02">TBA</td>
<td>1</td>
<td>Amsterdam</td>
<td>Netherlands</td>
<td>Electronic</td>
</tr>
<tr>
<td>Event 4</td>
<td data-date="09-01">TBA</td>
<td>1</td>
<td>Utrecht</td>
<td>Netherlands</td>
<td>Electronic, Urban</td>
</tr>
<tr>
<td>Event 5</td>
<td data-date="07-06">6 July - 7 July</td>
<td>2</td>
<td>Beek en Donk</td>
<td>Netherlands</td>
<td>Electronic, Hardstyle</td>
</tr>
...
</tbody>
</table>
Javascript(我删除了数据解析器代码和默认过滤器小部件选项以避免混淆)
$("#festivaloverzichttable").tablesorter({
sortList: [[0, 0]],
widgets: ['zebra', 'filter', 'saveSort'],
widgetOptions: {
filter_reset: 'button.reset'
}
});
$('button.search').click(function() {
var filters = $('table').find('input.tablesorter-filter'),
col = $(this).data('filter-column'),
txt = $(this).data('filter-text');
filters.eq(col).val(txt).trigger('search', false);
});
更新:要允许多个选项,请将按钮搜索更改为以下(更新的演示)
$('button.search').click(function() {
var filters = $('table').find('input.tablesorter-filter'),
col = $(this).data('filter-column'),
txt = $(this).data('filter-text'),
cur = filters.eq(col).val(),
mult, i;
if (cur && txt !== '') {
mult = cur.split('|');
i = $.inArray(txt, mult);
if (i < 0) {
mult.push(txt);
} else {
mult.splice(i,1);
}
txt = mult.join('|');
}
filters.eq(col).val(txt).trigger('search', false);
});