mlistRef define control

abdurrahmanekr · abdurrahmanekr · commit 0f384f9d09c8 · 2017-10-30T20:47:42.000+03:00
diff --git a/src/MessageList/MessageList.js b/src/MessageList/MessageList.js
@@ -31,6 +31,8 @@ export class MessageList extends Component {
     }
 
     componentWillReceiveProps() {
+        if (!this.mlistRef)
+            return;
         this.setState({
             scrollBottom: this.getBottom(this.mlistRef),
         });

Original file line number	Diff line number	Diff line change
`@@ -31,6 +31,8 @@ export class MessageList extends Component {`
`31`	`31`	`}`
`32`	`32`
`33`	`33`	`componentWillReceiveProps() {`
	`34`	`+ if (!this.mlistRef)`
	`35`	`+ return;`
`34`	`36`	`this.setState({`
`35`	`37`	`scrollBottom: this.getBottom(this.mlistRef),`
`36`	`38`	`});`