public/ng/templates/table_filter.html
<form class="filter">
<div class="input-append">
<input ng-model="value" on-esc="clear()" type="text" class="span3" placeholder="{{placeholder}}">
<button ng-click="clear()" type="button" class="btn ng-class: {disabled: isEmpty()}">
<i class="icon-remove-circle"></i>Clear
</button>
</div>
<span class="help-block">Press ESC to clear the filter</span>
</form>