From ce2fc400af9679bc8d169f2928829dc6ca3c415b Mon Sep 17 00:00:00 2001
From: umajho <umajho@proton.me>
Date: Wed, 27 May 2026 07:35:26 +0800
Subject: [PATCH] Fix(egui-winit): only ignore invalid range instead of whole
 Ime::Preedit event

---
 crates/egui-winit/src/lib.rs | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/crates/egui-winit/src/lib.rs b/crates/egui-winit/src/lib.rs
index 91be2e408..b0851270f 100644
--- a/crates/egui-winit/src/lib.rs
+++ b/crates/egui-winit/src/lib.rs
@@ -691,14 +691,15 @@ impl State {
             winit::event::Ime::Preedit(text, active_range_bytes) => {
                 let active_range_chars = match *active_range_bytes {
                     Some((start_bytes, end_bytes)) => {
-                        let (Some(start_chars), Some(middle_chars)) = (
+                        if let (Some(start_chars), Some(middle_chars)) = (
                             text.get(..start_bytes).map(|s| s.chars().count()),
                             text.get(start_bytes..end_bytes).map(|s| s.chars().count()),
-                        ) else {
-                            log::warn!("{ime:?} is ignored due to invalid range");
-                            return;
-                        };
-                        Some(start_chars..start_chars + middle_chars)
+                        ) {
+                            Some(start_chars..start_chars + middle_chars)
+                        } else {
+                            log::warn!("ignoring {ime:?}'s range because it is invalid");
+                            None
+                        }
                     }
                     None => None,
                 };