op-geth/dashboard/assets/components/SideBar.jsx

117 lines
3.1 KiB
JavaScript

// @flow
// Copyright 2017 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
import React, {Component} from 'react';
import withStyles from 'material-ui/styles/withStyles';
import List, {ListItem, ListItemIcon, ListItemText} from 'material-ui/List';
import Icon from 'material-ui/Icon';
import Transition from 'react-transition-group/Transition';
import {Icon as FontAwesome} from 'react-fa';
import {MENU, DURATION} from '../common';
// styles contains the constant styles of the component.
const styles = {
menu: {
default: {
transition: `margin-left ${DURATION}ms`,
},
transition: {
entered: {marginLeft: -200},
},
},
};
// themeStyles returns the styles generated from the theme for the component.
const themeStyles = theme => ({
list: {
background: theme.palette.grey[900],
},
listItem: {
minWidth: theme.spacing.unit * 7,
},
icon: {
fontSize: theme.spacing.unit * 3,
},
});
export type Props = {
classes: Object, // injected by withStyles()
opened: boolean,
changeContent: string => void,
};
// SideBar renders the sidebar of the dashboard.
class SideBar extends Component<Props> {
shouldComponentUpdate(nextProps) {
return nextProps.opened !== this.props.opened;
}
// clickOn returns a click event handler function for the given menu item.
clickOn = menu => (event) => {
event.preventDefault();
this.props.changeContent(menu);
};
// menuItems returns the menu items corresponding to the sidebar state.
menuItems = (transitionState) => {
const {classes} = this.props;
const children = [];
MENU.forEach((menu) => {
children.push((
<ListItem button key={menu.id} onClick={this.clickOn(menu.id)} className={classes.listItem}>
<ListItemIcon>
<Icon className={classes.icon}>
<FontAwesome name={menu.icon} />
</Icon>
</ListItemIcon>
<ListItemText
primary={menu.title}
style={{
...styles.menu.default,
...styles.menu.transition[transitionState],
padding: 0,
}}
/>
</ListItem>
));
});
return children;
};
// menu renders the list of the menu items.
menu = (transitionState: Object) => (
<div className={this.props.classes.list}>
<List>
{this.menuItems(transitionState)}
</List>
</div>
);
render() {
return (
<Transition mountOnEnter in={this.props.opened} timeout={{enter: DURATION}}>
{this.menu}
</Transition>
);
}
}
export default withStyles(themeStyles)(SideBar);