How can I prevent unloading/leaving (refreshing, clicking on a link and closing) a page using a Pale Moon addon?
I’m trying to make a custom beforeunload confirm dialog using Pale Moon add-on. I achieved displaying a custom dialog on beforeunload event, but I can’t make the page not close when choosing “Stay on page” button.
How can I prevent unloading (both refreshing, clicking on a link and closing) a page using a Pale Moon addon?
I’m trying to make a custom beforeunload confirm dialog using Pale Moon add-on. I achieved displaying a custom dialog on beforeunload event, but I can’t make the page not close when choosing “Stay on page” button.