// SPDX-License-Identifier: AGPL-3.0
import * as React from 'react';
-import List from "@material-ui/core/List/List";
-import ListItem from "@material-ui/core/ListItem/ListItem";
+import { List, ListItem, ListItemIcon, Collapse } from "@material-ui/core";
+import { StyleRulesCallback, withStyles, WithStyles } from '@material-ui/core/styles';
import { ReactElement } from "react";
-import Collapse from "@material-ui/core/Collapse/Collapse";
+import CircularProgress from '@material-ui/core/CircularProgress';
+import * as classnames from "classnames";
+
+import { ArvadosTheme } from '../../common/custom-theme';
+import { SidePanelRightArrowIcon } from '../icon/icon';
+
+type CssRules = 'list' | 'active' | 'loader' | 'toggableIconContainer' | 'iconClose' | 'iconOpen' | 'toggableIcon';
+
+const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
+ list: {
+ padding: '3px 0px'
+ },
+ loader: {
+ position: 'absolute',
+ transform: 'translate(0px)',
+ top: '3px'
+ },
+ toggableIconContainer: {
+ color: theme.palette.grey["700"],
+ height: '14px',
+ position: 'absolute'
+ },
+ toggableIcon: {
+ fontSize: '14px'
+ },
+ active: {
+ color: theme.palette.primary.main,
+ },
+ iconClose: {
+ transition: 'all 0.1s ease',
+ },
+ iconOpen: {
+ transition: 'all 0.1s ease',
+ transform: 'rotate(90deg)',
+ }
+});
+
+export enum TreeItemStatus {
+ INITIAL,
+ PENDING,
+ LOADED
+}
export interface TreeItem<T> {
data: T;
id: string;
open: boolean;
+ active: boolean;
+ status: TreeItemStatus;
items?: Array<TreeItem<T>>;
}
interface TreeProps<T> {
items?: Array<TreeItem<T>>;
- render: (item: T) => ReactElement<{}>;
- toggleItem: (id: string) => any;
+ render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
+ toggleItemOpen: (id: string, status: TreeItemStatus) => void;
+ toggleItemActive: (id: string, status: TreeItemStatus) => void;
level?: number;
+ onContextMenu: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
}
-class Tree<T> extends React.Component<TreeProps<T>, {}> {
- render(): ReactElement<any> {
- const level = this.props.level ? this.props.level : 0;
- return <List component="div">
- {this.props.items && this.props.items.map((it: TreeItem<T>, idx: number) =>
- <div key={`item/${level}/${idx}`}>
- <ListItem button onClick={() => this.props.toggleItem(it.id)} style={{paddingLeft: (level + 1) * 30}}>
- {this.props.render(it.data)}
- </ListItem>
- {it.items && it.items.length > 0 &&
- <Collapse in={it.open} timeout="auto" unmountOnExit>
- <Tree items={it.items}
- render={this.props.render}
- toggleItem={this.props.toggleItem}
- level={level + 1}/>
- </Collapse>}
- </div>)}
- </List>
- }
-}
+export const Tree = withStyles(styles)(
+ class Component<T> extends React.Component<TreeProps<T> & WithStyles<CssRules>, {}> {
+ render(): ReactElement<any> {
+ const level = this.props.level ? this.props.level : 0;
+ const { classes, render, toggleItemOpen, items, toggleItemActive, onContextMenu } = this.props;
+ const { list, loader, toggableIconContainer } = classes;
+ return <List component="div" className={list}>
+ {items && items.map((it: TreeItem<T>, idx: number) =>
+ <div key={`item/${level}/${idx}`}>
+ <ListItem button className={list} style={{ paddingLeft: (level + 1) * 20 }}
+ onClick={() => toggleItemActive(it.id, it.status)}
+ onContextMenu={this.handleRowContextMenu(it)}>
+ {it.status === TreeItemStatus.PENDING ?
+ <CircularProgress size={10} className={loader} /> : null}
+ <i onClick={() => this.props.toggleItemOpen(it.id, it.status)}
+ className={toggableIconContainer}>
+ <ListItemIcon className={this.getToggableIconClassNames(it.open, it.active)}>
+ {it.status !== TreeItemStatus.INITIAL && it.items && it.items.length === 0 ? <span /> : <SidePanelRightArrowIcon />}
+ </ListItemIcon>
+ </i>
+ {render(it, level)}
+ </ListItem>
+ {it.items && it.items.length > 0 &&
+ <Collapse in={it.open} timeout="auto" unmountOnExit>
+ <Tree
+ items={it.items}
+ render={render}
+ toggleItemOpen={toggleItemOpen}
+ toggleItemActive={toggleItemActive}
+ level={level + 1}
+ onContextMenu={onContextMenu} />
+ </Collapse>}
+ </div>)}
+ </List>;
+ }
-export default Tree;
+ getToggableIconClassNames = (isOpen?: boolean, isActive?: boolean) => {
+ const { iconOpen, iconClose, active, toggableIcon } = this.props.classes;
+ return classnames(toggableIcon, {
+ [iconOpen]: isOpen,
+ [iconClose]: !isOpen,
+ [active]: isActive
+ });
+ }
+
+ handleRowContextMenu = (item: TreeItem<T>) =>
+ (event: React.MouseEvent<HTMLElement>) =>
+ this.props.onContextMenu(event, item)
+ }
+);