From 0df584d09a1e9f029fae091266a0e559a2a2add4 Mon Sep 17 00:00:00 2001
From: Andy Williams <andy@andywilliams.me>
Date: Sun, 7 Feb 2021 12:29:30 +0000
Subject: [PATCH] Don't crash if keyboard controls are invoked too soon

Fixes #1896
---
 internal/driver/gomobile/keyboard.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/internal/driver/gomobile/keyboard.go b/internal/driver/gomobile/keyboard.go
index 967878b218..d41435754d 100644
--- a/internal/driver/gomobile/keyboard.go
+++ b/internal/driver/gomobile/keyboard.go
@@ -8,12 +8,21 @@ import (
 
 func showVirtualKeyboard(keyboard mobile.KeyboardType) {
 	if driver, ok := fyne.CurrentApp().Driver().(*mobileDriver); ok {
+		if driver.app == nil { // not yet running
+			fyne.LogError("Cannot show keyboard before app is running", nil)
+			return
+		}
+
 		driver.app.ShowVirtualKeyboard(app.KeyboardType(keyboard))
 	}
 }
 
 func hideVirtualKeyboard() {
 	if driver, ok := fyne.CurrentApp().Driver().(*mobileDriver); ok {
+		if driver.app == nil { // not yet running
+			return
+		}
+
 		driver.app.HideVirtualKeyboard()
 	}
 }