单击选择器A或在选择器B之外时,我希望选择器B为.toggle()
。这很简单。
但是,我不希望选择器B退回.toggle()
,除非单击选择器A-而不是在选择器A或B之外单击时。那是我不知道的部分。
$(document).ready(function() {
var Container = $(".redBar"); // Container (selector A)
function Toggle() {
Container.toggleClass("hide"); // Toggle Container with display none selector [to hide selector B]
}
// If selector B is visible
if ($(Container).is(":visible")) {
// On click of the document and selector A
$(document, ".toggleBar").on("click", function(event) {
// If the target of the click isn't selector A nor a descendant of selector A
if (!Container.is(event.target) && Container.has(event.target).length === 0) {
Toggle();
}
});
}
});
/* Selector A */
.toggleBar {
width: 150px;
color: blue;
text-transform: uppercase;
font-weight: bold;
}
.toggleBar:hover {
text-decoration: underline;
cursor: pointer;
}
/* Selector B */
.redBar {
width: 300px;
height: 50px;
color: white;
text-transform: uppercase;
font-weight: bold;
background-color: red;
}
.hide {
display: none;
}
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<div class="redBarContainer">
<!-- selector A -->
<div class="toggleBar">toggle bar</div>
<!-- selector B -->
<div class="redBar"></div>
</div>
答案 0 :(得分:1)
从对您要执行的操作的描述中,一种更简单的方法是将toggle()
调用附加到.toggleBar
元素的单击上,然后在出现以下情况时仅添加hide()
在元素外部发生点击,例如:
jQuery($ => {
let $redBar = $('.redBar');
$('.toggleBar').on('click', e => {
e.stopPropagation();
$redBar.toggle();
});
$(document).on('click', (e) => {
if ($redBar[0] !== e.target)
$redBar.hide();
});
});
/* Selector A */
.toggleBar {
width: 150px;
color: blue;
text-transform: uppercase;
font-weight: bold;
}
.toggleBar:hover {
text-decoration: underline;
cursor: pointer;
}
/* Selector B */
.redBar {
width: 300px;
height: 50px;
color: white;
text-transform: uppercase;
font-weight: bold;
background-color: red;
}
.hide {
display: none;
}
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<div class="redBarContainer">
<!-- selector A -->
<div class="toggleBar">toggle bar</div>
<!-- selector B -->
<div class="redBar"></div>
</div>
答案 1 :(得分:0)
您可以简单地记录整个文档中的点击,而仅记录.toggleBar
,使其按需工作
$(document).click(function(event) {
if (event.target !== $('.redBar')[0]) {
$('.redBar').addClass('hide');
}
});
$(".toggleBar").click(function(event){
event.stopPropagation();
$('.redBar').toggleClass('hide');
});
/* Selector A */
.toggleBar {
width: 150px;
color: blue;
text-transform: uppercase;
font-weight: bold;
}
.toggleBar:hover {
text-decoration: underline;
cursor: pointer;
}
/* Selector B */
.redBar {
width: 300px;
height: 50px;
color: white;
text-transform: uppercase;
font-weight: bold;
background-color: red;
}
.hide {
display: none;
}
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<div class="redBarContainer">
<!-- selector A -->
<div class="toggleBar">toggle bar</div>
<!-- selector B -->
<div class="redBar"></div>
</div>