From 76fe6c855bdef3b33174987f692921a6c658abf1 Mon Sep 17 00:00:00 2001
From: rustbasic <127506429+rustbasic@users.noreply.github.com>
Date: Mon, 5 Aug 2024 18:09:51 +0900
Subject: [PATCH] Fix: Backspace not working after IME input (#4912)

Fix: Changed the handling method of `Ime::Preedit(_, None)`

Fix: backspace fail after ime input

* Related #4358
* Related #4430
* Related #4436
* Related #4794
* Related #4896
* Closes #4908

Issues: backspace fail after ime input
* #4908 (Chinese)

Changed the handling method of `Ime::Preedit(_, None)`
---
 crates/egui-winit/src/lib.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/crates/egui-winit/src/lib.rs b/crates/egui-winit/src/lib.rs
index e2565794a..b7881e3ca 100644
--- a/crates/egui-winit/src/lib.rs
+++ b/crates/egui-winit/src/lib.rs
@@ -341,8 +341,7 @@ impl State {
                 // We use input_method_editor_started to manually insert CompositionStart
                 // between Commits.
                 match ime {
-                    winit::event::Ime::Enabled => {}
-                    winit::event::Ime::Preedit(_, None) => {
+                    winit::event::Ime::Enabled => {
                         self.ime_event_enable();
                     }
                     winit::event::Ime::Preedit(text, Some(_cursor)) => {
@@ -357,7 +356,7 @@ impl State {
                             .push(egui::Event::Ime(egui::ImeEvent::Commit(text.clone())));
                         self.ime_event_disable();
                     }
-                    winit::event::Ime::Disabled => {
+                    winit::event::Ime::Disabled | winit::event::Ime::Preedit(_, None) => {
                         self.ime_event_disable();
                     }
                 };