Firefox gbrowser postmessage3/30/2023 ![]() Then we listen via the addEventListener method for the message event and bind the receiveMessage () function. We will create a receiveMessage Function on our outer window, check if the event.origin is the domain of our iframe and if event.data is the message we exppect. Additional browsers are also expected to adopt this. Multiple browsers, including Chrome for desktop, Chrome for Android, Firefox, and Microsoft Edge, have updated or are planning to update their default for the Referrer-Policy HTTP header to the more secure strict-origin-when-cross-origin setting. Under Choose an app, click Firefox to set it as the default browser. postMessage () function we call in order to pass data to another window. New browser security settings and iframes. Under Web browser, click the browser currently listed. If you're testing in CodeSandbox, run the command in the Console of its detached window. Type 'Default apps' and select Default apps. They can block annoying ads, protect passwords, change browser appearance, and more. But how can we debug these messages Run the following in the Console tab: // On Safari and Chromium-based browsers monitorEvents(window, 'message') // On Firefox window.addEventListener('message', console.log) // It works in all the other browsers too. a/browser/base/content/test/browser_bug416661.js +++ b/browser/base/content/test/browser_bug416661.js -6,28 +6,28 function start_test_prefNotSet() ok(navigator.registerProtocolHandler, "navigator.registerProtocolHandler should be defined") ok(navigator.registerContentHandler, "navigator. Manually change your default browser to Firefox in Windows Settings (Windows 10) Click the Windows Start button.
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