Open page in new window without popup blocking

一世执手 提交于 2019-11-26 17:37:10
Bảo Nam

A browser will only open a tab/popup without the popup blocker warning if the command to open the tab/popup comes from a trusted event. That means the user has to actively click somewhere to open a popup.

In your case, the user performs a click so you have the trusted event. You do lose that trusted context, however, by performing the Ajax request. Your success handler does not have that event anymore. The only way to circumvent this is to perform a synchronous Ajax request which will block your browser while it runs, but will preserve the event context.

In jQuery this should do the trick:

$.ajax({
 url: 'http://yourserver/',
 data: 'your image',
 success: function(){window.open(someUrl);},
 async: false
});

Here is your answer: Open new tab without popup blocker after ajax call on user click

As a general rule, pop up blockers target windows that launch without user interaction. Usually a click event can open a window without it being blocked. (unless it's a really bad popup blocker)

Try launching after a click event

wsgeorge

PS> I posted this answer on a related question. Here's how I got round the issue of my async ajax request losing the trusted context:

I opened the popup directly on the users click, directed the url to about:blank and got a handle on that window. You could probably direct the popup to a 'loading' url while your ajax request is made

var myWindow = window.open("about:blank",'name','height=500,width=550');

Then, when my request is successful, I open my callback url in the window

function showWindow(win, url) {
     win.open(url,'name','height=500,width=550');
}

This is the only one that actually worked for me in all the browsers

let newTab = window.open(); newTab.location.href = url;

Alan Gochin

For the Submit button, add this code and then set your form target="newwin"

onclick=window.open("about:blank","newwin") 
function openLinkNewTab (url){
    $('body').append('<a id="openLinkNewTab" href="' + url + '" target="_blank"><span></span></a>').find('#openLinkNewTab span').click().remove();
}
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