From 65d9a9d1f160cb7a8bd80e5a3b66a51cd2f88519 Mon Sep 17 00:00:00 2001
From: Elias Naur <mail@eliasnaur.com>
Date: Sat, 13 Jun 2020 14:31:21 +0200
Subject: [PATCH] app/internal/window: [Android] skip redraw for destroyed
 views

Signed-off-by: Elias Naur <mail@eliasnaur.com>
---
 app/internal/window/os_android.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/internal/window/os_android.go b/app/internal/window/os_android.go
index 15d3bc32..ceda756a 100644
--- a/app/internal/window/os_android.go
+++ b/app/internal/window/os_android.go
@@ -369,6 +369,10 @@ func (w *window) SetAnimating(anim bool) {
 	w.mu.Unlock()
 	if anim {
 		w.runOnMain(func(env *C.JNIEnv) {
+			if w.view == 0 {
+				// View was destroyed while switching to main thread.
+				return
+			}
 			callVoidMethod(env, w.view, w.mpostFrameCallback)
 		})
 	}