1 // Copyright (C) The Arvados Authors. All rights reserved.
3 // SPDX-License-Identifier: AGPL-3.0
5 import * as React from 'react';
6 import { List, ListItem, ListItemIcon, Collapse, Checkbox } from "@material-ui/core";
7 import { StyleRulesCallback, withStyles, WithStyles } from '@material-ui/core/styles';
8 import { ReactElement } from "react";
9 import CircularProgress from '@material-ui/core/CircularProgress';
10 import * as classnames from "classnames";
12 import { ArvadosTheme } from '~/common/custom-theme';
13 import { SidePanelRightArrowIcon } from '../icon/icon';
15 type CssRules = 'list'
19 | 'toggableIconContainer'
26 const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
35 transform: 'translate(0px)',
38 toggableIconContainer: {
39 color: theme.palette.grey["700"],
50 color: theme.palette.primary.main,
53 transition: 'all 0.1s ease',
56 transition: 'all 0.1s ease',
57 transform: 'rotate(90deg)',
60 width: theme.spacing.unit * 3,
61 height: theme.spacing.unit * 3,
62 margin: `0 ${theme.spacing.unit}px`,
64 color: theme.palette.grey["500"],
68 export enum TreeItemStatus {
74 export interface TreeItem<T> {
80 status: TreeItemStatus;
81 items?: Array<TreeItem<T>>;
84 export interface TreeProps<T> {
85 disableRipple?: boolean;
86 items?: Array<TreeItem<T>>;
88 onContextMenu: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
89 render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
90 showSelection?: boolean | ((item: TreeItem<T>) => boolean);
91 toggleItemActive: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
92 toggleItemOpen: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
93 toggleItemSelection?: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
96 export const Tree = withStyles(styles)(
97 class Component<T> extends React.Component<TreeProps<T> & WithStyles<CssRules>, {}> {
98 render(): ReactElement<any> {
99 const level = this.props.level ? this.props.level : 0;
100 const { classes, render, toggleItemOpen, items, toggleItemActive, onContextMenu, disableRipple } = this.props;
101 const { list, listItem, loader, toggableIconContainer, renderContainer } = classes;
102 const isCheckboxVisible = typeof this.props.showSelection === 'function'
103 ? this.props.showSelection
104 : () => this.props.showSelection ? true : false;
106 return <List component="div" className={list}>
107 {items && items.map((it: TreeItem<T>, idx: number) =>
108 <div key={`item/${level}/${idx}`}>
109 <ListItem button className={listItem} style={{ paddingLeft: (level + 1) * 20 }}
110 disableRipple={disableRipple}
111 onClick={event => toggleItemActive(event, it)}
112 onContextMenu={this.handleRowContextMenu(it)}>
113 {it.status === TreeItemStatus.PENDING ?
114 <CircularProgress size={10} className={loader} /> : null}
115 <i onClick={this.handleToggleItemOpen(it)}
116 className={toggableIconContainer}>
117 <ListItemIcon className={this.getToggableIconClassNames(it.open, it.active)}>
118 {this.getProperArrowAnimation(it.status, it.items!)}
121 { isCheckboxVisible(it) &&
123 checked={it.selected}
124 className={classes.checkbox}
126 onClick={this.handleCheckboxChange(it)} />}
127 <div className={renderContainer}>
131 {it.items && it.items.length > 0 &&
132 <Collapse in={it.open} timeout="auto" unmountOnExit>
134 showSelection={this.props.showSelection}
137 disableRipple={disableRipple}
138 toggleItemOpen={toggleItemOpen}
139 toggleItemActive={toggleItemActive}
141 onContextMenu={onContextMenu}
142 toggleItemSelection={this.props.toggleItemSelection} />
148 getProperArrowAnimation = (status: string, items: Array<TreeItem<T>>) => {
149 return this.isSidePanelIconNotNeeded(status, items) ? <span /> : <SidePanelRightArrowIcon />;
152 isSidePanelIconNotNeeded = (status: string, items: Array<TreeItem<T>>) => {
153 return status === TreeItemStatus.PENDING ||
154 (status === TreeItemStatus.LOADED && !items) ||
155 (status === TreeItemStatus.LOADED && items && items.length === 0);
158 getToggableIconClassNames = (isOpen?: boolean, isActive?: boolean) => {
159 const { iconOpen, iconClose, active, toggableIcon } = this.props.classes;
160 return classnames(toggableIcon, {
162 [iconClose]: !isOpen,
167 handleRowContextMenu = (item: TreeItem<T>) =>
168 (event: React.MouseEvent<HTMLElement>) =>
169 this.props.onContextMenu(event, item)
171 handleCheckboxChange = (item: TreeItem<T>) => {
172 const { toggleItemSelection } = this.props;
173 return toggleItemSelection
174 ? (event: React.MouseEvent<HTMLElement>) => {
175 event.stopPropagation();
176 toggleItemSelection(event, item);
181 handleToggleItemOpen = (item: TreeItem<T>) => (event: React.MouseEvent<HTMLElement>) => {
182 event.stopPropagation();
183 this.props.toggleItemOpen(event, item);