假设有文本正文的场景。而且，在突出显示其中的单词时，我希望显示一个弹出窗口，其中工具提示位于突出显示的单词处。
Kind of like how mac shows definitions of words like below -
这是一个 AngularJS 应用程序，并且正在使用 AngularUI。因此，以 Angular ui 为中心的解决方案会更好，但不是必需的。
提前致谢。
您可以使用以下代码来完成您想做的事情...祝您好运：
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<script>
function getSelectedText() {
var text = "";
if (typeof window.getSelection != "undefined") {
text = window.getSelection().toString();
} else if (typeof document.selection != "undefined" && document.selection.type == "Text") {
text = document.selection.createRange().text;
}
return text;
}
function doSomethingWithSelectedText() {
var selectedText = getSelectedText();
if (selectedText) {
$('#infoDiv').css('display', 'block');
$('#infoDiv').css('position', 'absolute');
$('#infoDiv').css('left', event.clientX + 10);
$('#infoDiv').css('top', event.clientY + 15);
} else {
$('#infoDiv').css('display', 'none');
};
};
document.onmouseup = doSomethingWithSelectedText;
document.onkeyup = doSomethingWithSelectedText;
</script>
<style>
/*Tooltip div styling */
.tooltipDiv {
display: none;
width: 250px;
z-index: 101;
background-color: #fff;
border: 3px solid #666;
padding: 12px 12px 12px 12px;
border-radius: 0px 25px 0px 25px;
}
</style>
</head>
<body>
<div id="infoDiv" class="tooltipDiv">This is where your will put whatever you like...</div>
<p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book. It
has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with desktop
publishing software like Aldus PageMaker including versions of Lorem Ipsum.</p>
<p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book. It
has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with desktop
publishing software like Aldus PageMaker including versions of Lorem Ipsum.</p>
<p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book. It
has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with desktop
publishing software like Aldus PageMaker including versions of Lorem Ipsum.</p>
<p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book. It
has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with desktop
publishing software like Aldus PageMaker including versions of Lorem Ipsum.</p>
</body>
</html>