import * as React from 'react';
import Box from '@mui/material/Box';
import Stack from '@mui/material/Stack';
import Button from '@mui/material/Button';
import { SimpleTreeView } from '@mui/x-tree-view/SimpleTreeView';
import { TreeItem } from '@mui/x-tree-view/TreeItem';

const BCrumb = [
{
to: '/',
title: 'Home',
},
{
title: 'ControlledExpansionTree ',
},
]; 


function ControlledExpansionTree() {
    const [expandedItems, setExpandedItems] = React.useState([]);

    const handleExpandedItemsChange = (event, itemIds) => {
    setExpandedItems(itemIds);
  };

    const handleExpandClick = () => {
        setExpandedItems((oldExpanded) =>
            oldExpanded.length === 0
                ? [
                    'grid',
                    'grid-community',
                    'grid-pro',
                    'grid-premium',
                    'pickers',
                    'pickers-community',
                    'pickers-pro',
                    'charts',
                    'charts-community',
                    'tree-view',
                    'tree-view-community',
                ]
                : [],
        );
    };
    return (
            <Stack spacing={2}>
                <div>
                    <Button onClick={handleExpandClick}>
                        {expandedItems.length === 0 ? 'Expand all' : 'Collapse all'}
                    </Button>
                </div>
                <Box sx={{ minHeight: 352, minWidth: 250 }}>
                    <SimpleTreeView
                        expandedItems={expandedItems}
                        onExpandedItemsChange={handleExpandedItemsChange}
                    >
                        <TreeItem itemId="grid" label="Data Grid">
                            <TreeItem itemId="grid-community" label="@mui/x-data-grid" />
                            <TreeItem itemId="grid-pro" label="@mui/x-data-grid-pro" />
                            <TreeItem itemId="grid-premium" label="@mui/x-data-grid-premium" />
                        </TreeItem>
                        <TreeItem itemId="pickers" label="Date and Time Pickers">
                            <TreeItem itemId="pickers-community" label="@mui/x-date-pickers" />
                            <TreeItem itemId="pickers-pro" label="@mui/x-date-pickers-pro" />
                        </TreeItem>
                        <TreeItem itemId="charts" label="Charts">
                            <TreeItem itemId="charts-community" label="@mui/x-charts" />
                        </TreeItem>
                        <TreeItem itemId="tree-view" label="Tree View">
                            <TreeItem itemId="tree-view-community" label="@mui/x-tree-view" />
                        </TreeItem>
                    </SimpleTreeView>
                </Box>
            </Stack>
     
    )
}

export default ControlledExpansionTree
              

import * as React from 'react';
import Box from '@mui/material/Box';
import Stack from '@mui/material/Stack';
import Button from '@mui/material/Button';
import { SimpleTreeView } from '@mui/x-tree-view/SimpleTreeView';
import { TreeItem } from '@mui/x-tree-view/TreeItem';
import { useTreeViewApiRef } from '@mui/x-tree-view/hooks';
            
const BCrumb = [
{
to: '/',
title: 'Home',
},
{
title: 'ApiMethodSetItemExpansion ',
},
]; 

export default function ApiMethodSetItemExpansion() {
    const apiRef = useTreeViewApiRef();

     const handleExpandClick = (event) => {
    apiRef.current.setItemExpansion(event, 'grid', true);
  };

  const handleCollapseClick = (event) => {
    apiRef.current.setItemExpansion(event, 'grid', false);
  };

    return (
            <Stack spacing={2}>
                <Stack spacing={2} direction="row">
                    <Button onClick={handleExpandClick}>Expand Data Grid</Button>
                    <Button onClick={handleCollapseClick}>Collapse Data Grid</Button>
                </Stack>
                <Box sx={{ minHeight: 352, minWidth: 250 }}>
                    <SimpleTreeView apiRef={apiRef}>
                        <TreeItem itemId="grid" label="Data Grid">
                            <TreeItem itemId="grid-community" label="@mui/x-data-grid" />
                            <TreeItem itemId="grid-pro" label="@mui/x-data-grid-pro" />
                            <TreeItem itemId="grid-premium" label="@mui/x-data-grid-premium" />
                        </TreeItem>
                        <TreeItem itemId="pickers" label="Date and Time Pickers">
                            <TreeItem itemId="pickers-community" label="@mui/x-date-pickers" />
                            <TreeItem itemId="pickers-pro" label="@mui/x-date-pickers-pro" />
                        </TreeItem>
                        <TreeItem itemId="charts" label="Charts">
                            <TreeItem itemId="charts-community" label="@mui/x-charts" />
                        </TreeItem>
                        <TreeItem itemId="tree-view" label="Tree View">
                            <TreeItem itemId="tree-view-community" label="@mui/x-tree-view" />
                        </TreeItem>
                    </SimpleTreeView>
                </Box>
            </Stack>
 
    );
}