react-native-flat-tree

flat-tree for react native

Install

yarn add react-native-flat-tree

Shortcuts

Usage

import FlatTree from 'react-native-flat-tree'
import Icon from "react-native-vector-icons/FontAwesome";
...
const treeData = [
    {
        name: 'root0', uuid: '0', children: [
            {name: 'child0', uuid: '00'},
            {
                name: 'child1', uuid: '010', children: []
            },
            {
                name: 'child2', uuid: '011', children: [
                    {name: 'child20', uuid: '0110'},
                    {name: 'child20', uuid: '0111'},
                    {name: 'child20', uuid: '0112'},
                ]
            },
        ],
    },
    {
        name: 'root1', uuid: '1',
    },
];
for (let i = 0; i < 100; i++) {
    treeData[0].children[1].children.push({name: 'child1' + i, uuid: '0100_' + i},)
}
 
const listEmptyView = ({text = 'No Items'}) => {
    return (
        <View style={styles.emptyWrapper}>
            <Text style={styles.emptyText}>{text}</Text>
        </View>
    );
};
 
export default () => {
    return (
        <FlatTree data={treeData} itemStyle={styles.itemStyle}  style={styles.container}
                  renderItem={item => <Text style={{color: COLOR.textPrimary}}>{item.name}</Text>}
                  arrowRight={<Icon name="caret-right" color={COLOR.textPrimary}/>}
                  arrowDown={<Icon name="caret-down" color={COLOR.textPrimary}/>}
                  onPressItem={item => console.log(item.name)}
                  listEmptyView={listEmptyView}
        />
    );
}
...

Props

prop	type	required	default
data	Array	true
style	any	false
onPressItem	(item)=>void	false
renderItem	react-node	true
filter	(item, index, data)=>boolean	false
itemStyle	any	false
arrowRight	react-node	false	+
arrowDown	react-node	false	-
listEmptyView	react-node	false	builtin
indentDistance	number	false	15
childrenField	string	false	'children'
highlightCurrent	boolean	false	false
itemHighlightStyle	any	false