15610: Uses a virtualized list to show the collection's file tree. (WIP)

[arvados-workbench2.git] / src / components / tree / tree.tsx

diff --git a/src/components/tree/tree.tsx b/src/components/tree/tree.tsx
index 4cbefbd2b0eb0cbb1a0b9cc8d5927cc66a05e90c..b5ce5ec50ff9d08346f8aa22b7fc5a6d75f2fb11 100644 (file)
--- a/src/components/tree/tree.tsx
+++ b/src/components/tree/tree.tsx
@@ -3,7 +3,7 @@
 // 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';
@@ -79,36 +79,54 @@ 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>>;
     level?: number;
     onContextMenu: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
     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;
-            const isCheckboxVisible = typeof this.props.showSelection === 'function'
+            const showSelection = typeof this.props.showSelection === 'function'
                 ? this.props.showSelection
                 : () => this.props.showSelection ? true : false;
 
-            return <List component="div" className={list}>
+            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={event => toggleItemActive(event, it)}
+                            selected={showSelection(it) && it.id === currentItemUuid}
                             onContextMenu={this.handleRowContextMenu(it)}>
                             {it.status === TreeItemStatus.PENDING ?
                                 <CircularProgress size={10} className={loader} /> : null}
@@ -118,12 +136,17 @@ export const Tree = withStyles(styles)(
                                     {this.getProperArrowAnimation(it.status, it.items!)}
                                 </ListItemIcon>
                             </i>
-                            { isCheckboxVisible(it) &&
+                            {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>