Fix null reference when hotkey is invalid

VictoriousRaptor · VictoriousRaptor · commit f941655d6434 · 2023-02-03T12:34:42.000+08:00
diff --git a/Flow.Launcher/HotkeyControl.xaml.cs b/Flow.Launcher/HotkeyControl.xaml.cs
@@ -103,7 +103,7 @@ public Task SetHotkeyAsync(string keyStr, bool triggerValidate = true)
 
         private void tbHotkey_LostFocus(object sender, RoutedEventArgs e)
         {
-            tbHotkey.Text = CurrentHotkey.ToString();
+            tbHotkey.Text = CurrentHotkey?.ToString() ?? "";
             tbHotkey.Select(tbHotkey.Text.Length, 0);
         }
 

Original file line number	Diff line number	Diff line change
`@@ -103,7 +103,7 @@ public Task SetHotkeyAsync(string keyStr, bool triggerValidate = true)`
`103`	`103`
`104`	`104`	`private void tbHotkey_LostFocus(object sender, RoutedEventArgs e)`
`105`	`105`	`{`
`106`		`- tbHotkey.Text = CurrentHotkey.ToString();`
	`106`	`+ tbHotkey.Text = CurrentHotkey?.ToString() ?? "";`
`107`	`107`	`tbHotkey.Select(tbHotkey.Text.Length, 0);`
`108`	`108`	`}`
`109`	`109`