From 291feaebe88ca3467c62734bef6c735a5219079f Mon Sep 17 00:00:00 2001
From: zsir <zhenglfsir@gmail.com>
Date: Fri, 6 Mar 2020 15:48:58 +0800
Subject: [PATCH] =?UTF-8?q?fix(taro-components):=20=E4=BF=AE=E5=A4=8D?=
 =?UTF-8?q?=E5=AE=9A=E6=97=B6=E5=99=A8=E5=9C=A8=E7=BB=84=E4=BB=B6=E6=9B=B4?=
 =?UTF-8?q?=E6=96=B0=E6=97=B6=E6=9C=AA=E5=8F=96=E6=B6=88=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 packages/taro-components/src/components/button/index.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/packages/taro-components/src/components/button/index.js b/packages/taro-components/src/components/button/index.js
index 14daab697580..22654976acaf 100644
--- a/packages/taro-components/src/components/button/index.js
+++ b/packages/taro-components/src/components/button/index.js
@@ -13,6 +13,11 @@ class Button extends Nerv.Component {
       touch: false
     }
   }
+  
+  componentWillUnmount() {
+    this.startTimer && clearTimeout(this.startTimer)
+    this.endTimer && clearTimeout(this.endTimer)
+  }
 
   render () {
     const {
@@ -48,7 +53,7 @@ class Button extends Nerv.Component {
         touch: true
       }))
       if (hoverClass && hoverClass !== 'none' && !disabled) {
-        setTimeout(() => {
+        this.startTimer = setTimeout(() => {
           if (this.state.touch) {
             this.setState(() => ({
               hover: true
@@ -63,7 +68,7 @@ class Button extends Nerv.Component {
         touch: false
       }))
       if (hoverClass && hoverClass !== 'none' && !disabled) {
-        setTimeout(() => {
+        this.endTimer = setTimeout(() => {
           if (!this.state.touch) {
             this.setState(() => ({
               hover: false