Add confirmation for closing window (#463)
* Add confirmation for closing window * Make function an event listener for consistency * Change let to const * Refactor for compatability
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@ -34,6 +34,12 @@ export abstract class IdeClient {
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this.loadTime = time(2500);
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let appWindow: Window | undefined;
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window.addEventListener("beforeunload", (e) => {
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e.preventDefault(); // FireFox
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e.returnValue = ""; // Chrome
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});
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window.addEventListener("message", (event) => {
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if (event.data === "app") {
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appWindow = event.source as Window;
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