improve performance

This commit is contained in:
xmcp
2018-08-23 21:53:34 +08:00
parent 3e03ad84d8
commit c0ec079a93
5 changed files with 31 additions and 27 deletions

View File

@@ -1,4 +1,4 @@
import React, {Component} from 'react';
import React, {Component, PureComponent} from 'react';
import './Title.css';
const HELP_TEXT=(
@@ -39,7 +39,7 @@ const HELP_TEXT=(
</div>
);
class ControlBar extends Component {
class ControlBar extends PureComponent {
constructor(props) {
super(props);
this.state={