From 539c123858422a59cc73e63530e38e35e37afabb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=99=88=E6=9D=B0?= <chj_0507_dz@sina.com>
Date: Thu, 16 Jan 2025 18:45:20 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8DToast=E7=BB=84?=
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---
 .changeset/cyan-owls-glow.md                |  5 +++++
 packages/react-native/src/toast/useToast.ts | 13 ++++++++-----
 2 files changed, 13 insertions(+), 5 deletions(-)
 create mode 100644 .changeset/cyan-owls-glow.md

diff --git a/.changeset/cyan-owls-glow.md b/.changeset/cyan-owls-glow.md
new file mode 100644
index 000000000..27b091d0c
--- /dev/null
+++ b/.changeset/cyan-owls-glow.md
@@ -0,0 +1,5 @@
+---
+'@td-design/react-native': patch
+---
+
+修复Toast组件导致物理返回键无法正常使用的bug
diff --git a/packages/react-native/src/toast/useToast.ts b/packages/react-native/src/toast/useToast.ts
index 74a219c34..fb5c6e35a 100644
--- a/packages/react-native/src/toast/useToast.ts
+++ b/packages/react-native/src/toast/useToast.ts
@@ -1,5 +1,5 @@
 import { useEffect, useRef, useState } from 'react';
-import { BackHandler } from 'react-native';
+import { BackHandler, NativeEventSubscription } from 'react-native';
 
 import { useMemoizedFn } from '@td-design/rn-hooks';
 
@@ -45,11 +45,14 @@ export default function useToast() {
 
   /** 当Toast显示的时候，不允许安卓物理返回键可用 */
   useEffect(() => {
-    BackHandler.addEventListener('hardwareBackPress', () => visible);
+    let backHandler: NativeEventSubscription | undefined;
+    if (visible) {
+      backHandler = BackHandler.addEventListener('hardwareBackPress', () => true);
+    } else {
+      backHandler?.remove();
+    }
 
-    return () => {
-      BackHandler.removeEventListener('hardwareBackPress', () => false);
-    };
+    return () => backHandler?.remove();
   }, [visible]);
 
   return {