// item selection
$('li').click(function () {
$(this).toggleClass('selected');
if ($('li.selected').length == 0)
$('.select').removeClass('selected');
else
$('.select').addClass('selected');
counter();
});
// all item selection
$('.select').click(function () {
if ($('li.selected').length == 0) {
$('li').addClass('selected');
$('.select').addClass('selected');
}
else {
$('li').removeClass('selected');
$('.select').removeClass('selected');
}
counter();
});
// number of selected items
function counter() {
if ($('li.selected').length > 0)
$('.send').addClass('selected');
else
$('.send').removeClass('selected');
$('.send').attr('data-counter',$('li.selected').length);
}
选中状态为
加个按钮能点击下载选中的图片,全部下载,打包处理下载之类的