From 96e42c416980129ff11479dae4bc390e7e6547cf Mon Sep 17 00:00:00 2001
From: 2betop <2betop.cn@gmail.com>
Date: Fri, 8 May 2020 17:56:41 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E4=B8=80=E4=B8=AA=E5=B7=B2?=
 =?UTF-8?q?=E9=94=80=E6=AF=81=E8=B0=83=E7=94=A8=20setState=20=E7=9A=84case?=
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---
 src/renderers/Form/Image.tsx | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/src/renderers/Form/Image.tsx b/src/renderers/Form/Image.tsx
index ab25a454..cef2f080 100644
--- a/src/renderers/Form/Image.tsx
+++ b/src/renderers/Form/Image.tsx
@@ -161,6 +161,7 @@ export default class ImageControl extends React.Component<
   current: FileValue | FileX | null = null;
   resolve?: (value?: any) => void;
   emitValue: any;
+  unmounted = false;
 
   constructor(props: ImageProps) {
     super(props);
@@ -261,6 +262,10 @@ export default class ImageControl extends React.Component<
     }
   }
 
+  componentWillUnmount() {
+    this.unmounted = true;
+  }
+
   buildCrop(props: ImageProps) {
     let crop = props.crop;
 
@@ -837,12 +842,13 @@ export default class ImageControl extends React.Component<
         this.current || find(files, file => file.state === 'pending')
       );
 
-      this.setState(
-        {
-          files: this.files = files
-        },
-        !needUploading ? this.onChange : undefined
-      );
+      this.unmounted ||
+        this.setState(
+          {
+            files: this.files = files
+          },
+          !needUploading ? this.onChange : undefined
+        );
     };
     img.src = imgDom.src;
   }