// SPDX-License-Identifier: AGPL-3.0
import * as React from 'react';
-import { List, ListItem, ListItemIcon, Collapse, Checkbox } from "@material-ui/core";
+import { List, ListItem, ListItemIcon, Collapse, Checkbox, Radio } from "@material-ui/core";
import { StyleRulesCallback, withStyles, WithStyles } from '@material-ui/core/styles';
import { ReactElement } from "react";
import CircularProgress from '@material-ui/core/CircularProgress';
width: theme.spacing.unit * 3,
height: theme.spacing.unit * 3,
margin: `0 ${theme.spacing.unit}px`,
- color: theme.palette.grey["500"]
+ padding: 0,
+ color: theme.palette.grey["500"],
}
});
export enum TreeItemStatus {
- INITIAL,
- PENDING,
- LOADED
+ INITIAL = 'initial',
+ PENDING = 'pending',
+ LOADED = 'loaded'
}
export interface TreeItem<T> {
selected?: boolean;
status: TreeItemStatus;
items?: Array<TreeItem<T>>;
+ level?: number;
}
export interface TreeProps<T> {
+ disableRipple?: boolean;
+ currentItemUuid?: string;
items?: Array<TreeItem<T>>;
- 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;
- showSelection?: boolean;
- onSelectionChange?: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
- disableRipple?: boolean;
+ render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
+ showSelection?: boolean | ((item: TreeItem<T>) => boolean);
+ levelIndentation?: number;
+ itemRightPadding?: number;
+ toggleItemActive: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
+ toggleItemOpen: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
+ toggleItemSelection?: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
+
+ /**
+ * When set to true use radio buttons instead of checkboxes for item selection.
+ * This does not guarantee radio group behavior (i.e item mutual exclusivity).
+ * Any item selection logic must be done in the toggleItemActive callback prop.
+ */
+ useRadioButtons?: boolean;
}
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, disableRipple } = this.props;
+ const { classes, render, toggleItemOpen, items, toggleItemActive, onContextMenu, disableRipple, currentItemUuid, useRadioButtons } = this.props;
const { list, listItem, loader, toggableIconContainer, renderContainer } = classes;
- return <List component="div" className={list}>
+ const showSelection = typeof this.props.showSelection === 'function'
+ ? this.props.showSelection
+ : () => this.props.showSelection ? true : false;
+
+ const { levelIndentation = 20, itemRightPadding = 20 } = this.props;
+
+ return <List className={list}>
{items && items.map((it: TreeItem<T>, idx: number) =>
<div key={`item/${level}/${idx}`}>
- <ListItem button className={listItem} style={{ paddingLeft: (level + 1) * 20 }}
+ <ListItem button className={listItem}
+ style={{
+ paddingLeft: (level + 1) * levelIndentation,
+ paddingRight: itemRightPadding,
+ }}
disableRipple={disableRipple}
- onClick={() => toggleItemActive(it.id, it.status)}
+ onClick={event => toggleItemActive(event, it)}
+ selected={showSelection(it) && it.id === currentItemUuid}
onContextMenu={this.handleRowContextMenu(it)}>
{it.status === TreeItemStatus.PENDING ?
<CircularProgress size={10} className={loader} /> : null}
- <i onClick={() => this.props.toggleItemOpen(it.id, it.status)}
+ <i onClick={this.handleToggleItemOpen(it)}
className={toggableIconContainer}>
<ListItemIcon className={this.getToggableIconClassNames(it.open, it.active)}>
- {it.status !== TreeItemStatus.INITIAL && it.items && it.items.length === 0 ? <span /> : <SidePanelRightArrowIcon />}
+ {this.getProperArrowAnimation(it.status, it.items!)}
</ListItemIcon>
</i>
- {this.props.showSelection &&
+ {showSelection(it) && !useRadioButtons &&
<Checkbox
checked={it.selected}
className={classes.checkbox}
color="primary"
onClick={this.handleCheckboxChange(it)} />}
+ {showSelection(it) && useRadioButtons &&
+ <Radio
+ checked={it.selected}
+ className={classes.checkbox}
+ color="primary" />}
<div className={renderContainer}>
{render(it, level)}
</div>
toggleItemActive={toggleItemActive}
level={level + 1}
onContextMenu={onContextMenu}
- onSelectionChange={this.props.onSelectionChange} />
+ toggleItemSelection={this.props.toggleItemSelection} />
</Collapse>}
</div>)}
</List>;
}
+ getProperArrowAnimation = (status: string, items: Array<TreeItem<T>>) => {
+ return this.isSidePanelIconNotNeeded(status, items) ? <span /> : <SidePanelRightArrowIcon style={{ fontSize: '14px' }} />;
+ }
+
+ isSidePanelIconNotNeeded = (status: string, items: Array<TreeItem<T>>) => {
+ return status === TreeItemStatus.PENDING ||
+ (status === TreeItemStatus.LOADED && !items) ||
+ (status === TreeItemStatus.LOADED && items && items.length === 0);
+ }
+
getToggableIconClassNames = (isOpen?: boolean, isActive?: boolean) => {
const { iconOpen, iconClose, active, toggableIcon } = this.props.classes;
return classnames(toggableIcon, {
this.props.onContextMenu(event, item)
handleCheckboxChange = (item: TreeItem<T>) => {
- const { onSelectionChange } = this.props;
- return onSelectionChange
+ const { toggleItemSelection } = this.props;
+ return toggleItemSelection
? (event: React.MouseEvent<HTMLElement>) => {
- onSelectionChange(event, item);
+ event.stopPropagation();
+ toggleItemSelection(event, item);
}
: undefined;
}
+
+ handleToggleItemOpen = (item: TreeItem<T>) => (event: React.MouseEvent<HTMLElement>) => {
+ event.stopPropagation();
+ this.props.toggleItemOpen(event, item);
+ }
}
);
projects / arvados-workbench2.git / blobdiff