I know that Click here opens the link in a new tab (default behaviour in Chrome an
The root cause is page.onclick is registered after popup window is open at the first time, then the following 'open popup' will trigger a.onclick and page.onclick in a row, that caused the popup window is open then is closed directly.
The simple solution is add one parameter to control the state of the popup. if the popup is closed, do nothing in page.onclick.
To remove setTimeout, there are two solution:
added another parameter to control the state of the popup initialization.
Don't make Below are two solutions: I prefer the Solution2, it is better decoupling than
Solution1, every component foucs on its own jobs. Solution 1: added PS: In the comment, you mentioned close the popup only when click on Solution 2: make , so will not be triggered when clicked
isInit as the indicator if the popup already finished initialization.mouseout, mouseenter to judge where the mouse clicks.
document.getElementById("a").onclick = function(e) {
e.preventDefault();
var isInit = true; // indicates if the popup already been initialized.
var isClosed = false; // indicates the state of the popup
document.getElementById("popup").style.display = "block";
document.getElementById('iframe').src = "http://example.com";
document.getElementById('page').className = "darken";
document.getElementById('page').onclick = function() {
if(isInit){isInit=false;return;}
if(isClosed){return;} //if the popup is closed, do nothing.
document.getElementById("popup").style.display = "none";
document.getElementById('page').className = "";
isClosed=true;
}
return false;
}#popup {
display: none;
border: 1px black solid;
width: 400px; height: 200px;
top:20px; left:20px;
background-color: white;
z-index: 10;
padding: 2em;
position: fixed;
}
.darken { background: rgba(0, 0, 0, 0.7); }
#iframe { border: 0; }
html, body, #page { height: 100%; } is cousin not parent relations.
document.getElementById("popup").showpopup = function() {
document.getElementById("popup").style.display = "block";
document.getElementById('iframe').src = "http://example.com";
document.getElementById('page').className = "darken";
document.getElementById("page").style.display = "block";
}
document.getElementById("a").onclick = function(e) {
e.preventDefault();
document.getElementById("popup").showpopup();
}
document.getElementById('page').onclick = function() {
if(document.getElementById("popup").style.display == "block") {
document.getElementById("popup").style.display = "none";
document.getElementById("page").style.display = "none";
document.getElementById('page').className = "";
}
};#popup {
display: none;
border: 1px black solid;
width: 400px; height: 200px;
top:20px; left:20px;
background-color: white;
z-index: 10;
padding: 2em;
position: fixed;
}
#page {
display: none;
width: 100%; height: 100%;
top:0px; left:0px;
z-index: 9;
padding: 2em;
position: absolute;
}
.darken { background: rgba(0, 0, 0, 0.7); }
#iframe { border: 0; }
html, body, #page { height: 100%; }Click me
Hello
Hello