From 52c3c49f25c3eb08f2ecf7b8403d1524ad187ed8 Mon Sep 17 00:00:00 2001
From: Lea Anthony <lea.anthony@gmail.com>
Date: Wed, 12 Jul 2023 21:27:58 +1000
Subject: [PATCH] [v3] Add window close hook example

---
 v3/examples/events/main.go | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/v3/examples/events/main.go b/v3/examples/events/main.go
index d498a4035..449cded31 100644
--- a/v3/examples/events/main.go
+++ b/v3/examples/events/main.go
@@ -48,7 +48,7 @@ func main() {
 		println("events.Common.ApplicationStarted fired!")
 	})
 
-	app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
+	win1 := app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
 		Title: "Events Demo",
 		Mac: application.MacWindow{
 			Backdrop:                application.MacBackdropTranslucent,
@@ -56,6 +56,19 @@ func main() {
 			InvisibleTitleBarHeight: 50,
 		},
 	})
+
+	var countdown = 3
+
+	win1.RegisterHook(events.Common.WindowClosing, func(e *application.WindowEvent) {
+		countdown--
+		if countdown == 0 {
+			println("Closing!")
+			return
+		}
+		println("Nope! Not closing!")
+		e.Cancel()
+	})
+
 	win2 := app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
 		Title: "Events Demo",
 		Mac: application.MacWindow{