[英]Jquery - Button not enabled when selecting checkbox
我默認禁用了兩個按鈕,我希望在單擊至少一個復選框后啟用它們。 但是由於某些原因,我不確定為什么未啟用這些按鈕。 我遵循了一些類似的StackOverflow問題建議。 這就是我所擁有的:
$('document').ready(function(){
var checkboxes = $("input[type='checkbox']")
checkboxes.click(function() {
$('#seen').prop('disabled', !checkboxes.is(":checked"));
$('#delete').prop('disabled', !checkboxes.is(":checked"));
});
user = $(location).attr('href').split('/').slice(-1)[0];
$.ajax({
url: '/userdata/' + user,
type: 'GET',
success: function (response) {
var trHTML = '';
var is_user = response.is_user;
if (is_user === true) {
$.each(response.links, function (i, item) {
trHTML += '<tr><td style="text-align:center;" class="col-md-2"><input type="checkbox" value='+item.id+' name="link"/></td>' +
'<td class="col-md-8"><a href="'+item.url+'">'+item.name+'</a></td><td style="text-align:center;" class="col-md-2">'+item.date+'</td></tr>';
});
$('.todolist').append(trHTML);
}
else {
$.each(response.links, function (i, item) {
trHTML += '<tr>' +
'<td class="col-md-8"><a href="'+item.url+'">'+item.name+'</a></td><td style="text-align:center;" class="col-md-2">'+item.date+'</td></tr>';
});
$('.todolist').append(trHTML);
}
}
});
});
function onClickSeen() {
/* declare an checkbox array */
var chkArray = [];
/* look for all checkboes that have a class 'chk' attached to it and check if it was checked */
$( 'input[name="link"]:checked' ).each(function() {
chkArray.push($(this).val());
});
/* we join the array separated by the comma */
var selected;
selected = chkArray.join(',');
//alert("You have selected " + selected)
$.ajax({type: "POST",
url: "/set-seen",
data: { 'selected': selected },
success:function(result){
location.reload(true);
}});
}
function onClickDelete() {
/* declare an checkbox array */
var chkArray = [];
/* look for all checkboes that have a class 'chk' attached to it and check if it was checked */
$( 'input[name="link"]:checked' ).each(function() {
chkArray.push($(this).val());
});
/* we join the array separated by the comma */
var selected;
selected = chkArray.join(',');
//alert("You have selected " + selected)
$.ajax({type: "POST",
url: "/delete-links",
data: { 'selected': selected },
success:function(result){
location.reload(true);
}});
}
這就是兩個按鈕的HTML看起來像:
<div class="btn-toolbar">
<button type="button" class="btn btn-primary" onclick="onClickSeen()" id="seen" disabled>Mark as Seen</button>
<button type="button" class="btn btn-danger" onclick="onClickDelete()" id="delete" disabled>Delete</button>
</div>
<table class="table table-striped table-bordered todolist">
</table>
我真的很感激這里的一些幫助。 我什至嘗試用on方法代替click。
http://jsbin.com/rigubi/2/edit?html,js,output
您需要委托您的點擊原因,您可以動態生成復選框
使用.on()
方法,例如
$("body"/*use rather a static parent ID here*/).on("click", "[name=someCkbName]", function() {
var checkboxes = $("[name=someCkbName]"); // get all
$('#seen, #delete').prop('disabled', !checkboxes.is(":checked"));
});
.on()
故事是這樣的: http : .on()
$("staticSelector").on("eventName", "dynamicChildSelector", callbackFn);
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.