BeforeInstallPromptEvent - Web APIs
the beforeinstallpromptevent is fired at the window.onbeforeinstallprompt handler before a user is prompted to "install" a web site to a home screen on mobile.
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...foreinstallpromptevent() creates a new beforeinstallpromptevent.
...And 4 more matches

Window.onbeforeinstallprompt - Web APIs
the window.onbeforeinstallprompt property is an event handler for processing a beforeinstallprompt, which is dispatched on devices when a user is about to be prompted to "install" a web application.
... syntax window.addeventlistener("beforeinstallprompt", function(event) { ...
... }); window.onbeforeinstallprompt = function(event) { ...}; example the following example uses the beforeinstallprompt event to make an install button operable, by using the event inside a click handler.
... window.addeventlistener("beforeinstallprompt", function(beforeinstallpromptevent) { beforeinstallpromptevent.preventdefault(); // prevents immediate prompt display // shows prompt after a user clicks an "install" button installbutton.addeventlistener("click", function(mouseevent) { // you should not use the mouseevent here, obviously beforeinstallpromptevent.prompt(); }); installbutton.hidden = false; // make button operable }); ...

BeforeInstallPromptEvent.prompt() - Web APIs
the prompt() method of the beforeinstallpromptevent interface allows a developer to show the install prompt at a time of their own choosing.
... syntax beforeinstallpromptevent.prompt() parameters none.
... example var istoosoon = true; window.addeventlistener("beforeinstallprompt", function(e) { if (istoosoon) { e.preventdefault(); // prevents prompt display // prompt later instead: settimeout(function() { istoosoon = false; e.prompt(); // throws if called more than once or default not prevented }, 10000); } // the event was re-dispatched in response to our request // ...

Add to Home screen - Progressive web apps (PWAs)
when this happens, supporting browsers will fire a beforeinstallprompt event.
... we can then use a handler like the one below to handle the installation: window.addeventlistener('beforeinstallprompt', (e) => { // prevent chrome 67 and earlier from automatically showing the prompt e.preventdefault(); // stash the event so it can be triggered later.
... use the prompt() method available on the beforeinstallprompt event object (stored in deferredprompt) to trigger showing the install prompt.
...And 2 more matches

Index - Web APIs
275 beforeinstallpromptevent api, beforeinstallpromptevent, event, experimental, interface, reference the beforeinstallpromptevent is fired at the window.onbeforeinstallprompt handler before a user is prompted to "install" a web site to a home screen on mobile.
... 276 beforeinstallpromptevent.prompt() api, beforeinstallpromptevent, experimental, method, reference, prompt the prompt() method of the beforeinstallpromptevent interface allows a developer to show the install prompt at a time of their own choosing.
... 4948 window.onbeforeinstallprompt api, event handler, manifest, property, reference, window, onbeforeinstallprompt the window.onbeforeinstallprompt property is an event handler for processing a beforeinstallprompt, which is dispatched on devices when a user is about to be prompted to "install" a web application.

Window - Web APIs
window.onbeforeinstallprompt an event handler property dispatched before a user is prompted to save a web site to a home screen on mobile.
... beforeinstallprompt fired when a user is about to be prompted to install a web application.
... also available via the onbeforeinstallprompt property.

Web APIs
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Event reference
beforeinstallprompt event chrome specific a user is prompted to save a website to a home screen on mobile.