From d9633f379dde483e41c362ac586b849743c19c48 Mon Sep 17 00:00:00 2001
From: Olaf Wintermann <olaf.wintermann@gmail.com>
Date: Sun, 23 Aug 2026 19:03:19 +0200
Subject: [PATCH] change file dialog callback type from FnMut to FnOnce

---
 ui-rs/src/ui/window.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/ui-rs/src/ui/window.rs b/ui-rs/src/ui/window.rs
index 9d22925..8f7320d 100644
--- a/ui-rs/src/ui/window.rs
+++ b/ui-rs/src/ui/window.rs
@@ -455,17 +455,17 @@ impl<T> toolkit::UiObject<T> {
     }
 
     pub fn openfile_dialog<F>(&self, multiselect: bool, callback: F)
-    where F: FnMut(&mut event::Event<T>) + 'static {
+    where F: FnOnce(&mut event::Event<T>) + 'static {
         openfile_dialog(self, multiselect as c_uint, callback);
     }
 
     pub fn selectdirectory_dialog<F>(&self, callback: F)
-    where F: FnMut(&mut event::Event<T>) + 'static {
+    where F: FnOnce(&mut event::Event<T>) + 'static {
         openfile_dialog(self, 2, callback);
     }
 
     pub fn savefile_dialog<F>(&self, name: &str, callback: F)
-    where F: FnMut(&mut event::Event<T>) + 'static {
+    where F: FnOnce(&mut event::Event<T>) + 'static {
         savefile_dialog(self, name, callback);
     }
 }
-- 
2.52.0