데모
네비게이션 | Nav(React)
트리뷰 | TreeView
노드
끌어서 놓기

끌어서 놓기 (React)

TreeView 컨트롤은 끌어서 놓기 동작을 지원합니다. 이 동작을 활성화하려면 allowDragging 속성을 true로 설정합니다. 샘플은 사용자가 TreeView에서 노드를 다른 위치로 끌 수 있도록 허용하고 있습니다.

Wijmo 알아보기 | TreeNode Drag and Drop Documentation | TreeView API Reference

이 데모는 React를 기반으로합니다.

JavaScript
Angular
React
Vue
app.jsx
index.html
app.css
data.jsx
import 'bootstrap.css';
import '@mescius/wijmo.styles/wijmo.css';
import ReactDOM from 'react-dom/client';
import React, { useState } from 'react';
import useEvent from 'react-use-event-hook';
import * as wjNav from '@mescius/wijmo.react.nav';
import * as WjcNav from '@mescius/wijmo.nav';
import './app.css';
import { data } from './data';
function App() {
    const [allowDragging, setAllowDragging] = useState(true);
    const [allowMultiSelect, setAllowMultiSelect] = useState(false);
    const [allowDraggingParentNodes, setAllowDraggingParentNodes] = useState(true);
    const [allowDroppingIntoEmpty, setAllowDroppingIntoEmpty] = useState(true);
    const onDragStart = useEvent((s, e) => {
        if (e && e.node && e.node.hasChildren) {
            if (!document.getElementById("allowDraggingParentNodes").checked) {
                e.cancel = true; // prevent dragging parent nodes
            }
            else {
                e.node.isCollapsed = true; // collapse parent nodes when dragging
            }
        }
    });
    const onDragOver = useEvent((s, e) => {
        if (!document.getElementById("allowDroppingIntoEmpty").checked &&
            !e.dropTarget.hasChildren &&
            e.position == WjcNav.DropPosition.Into) {
            e.position = WjcNav.DropPosition.Before;
        }
    });
    const onAllowDraggingClick = () => {
        setAllowDragging(!allowDragging);
    };
    const onAllowMultiNodeDraggingClick = () => {
        setAllowMultiSelect(!allowMultiSelect);
    };
    return (<div className="container-fluid">
      <label>
        <input id="allowDragging" type="checkbox" checked={allowDragging} onClick={onAllowDraggingClick}/>
        allow dragging
      </label>
      <br />
      <label>
        <input id="allowMultiNodeDragging" type="checkbox" checked={allowMultiSelect} onClick={onAllowMultiNodeDraggingClick}/>
        allow multi-node dragging
      </label>
      <br />
      <label>
        <input id="allowDraggingParentNodes" type="checkbox" checked={allowDraggingParentNodes} onClick={() => setAllowDraggingParentNodes(!allowDraggingParentNodes)}/>
        allow dragging parent nodes
      </label>
      <br />
      <label>
        <input id="allowDroppingIntoEmpty" type="checkbox" checked={allowDroppingIntoEmpty} onClick={() => setAllowDroppingIntoEmpty(!allowDroppingIntoEmpty)}/>
        allow dropping into empty nodes
      </label>
      <wjNav.TreeView itemsSource={data} displayMemberPath="header" childItemsPath="items" imageMemberPath="img" showCheckboxes={true} allowDragging={allowDragging} allowMultiSelect={allowMultiSelect} dragStart={onDragStart} dragOver={onDragOver}/>
    </div>);
}
const container = document.getElementById('app');
if (container) {
    const root = ReactDOM.createRoot(container);
    root.render(<App />);
}
import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import ReactDOM from 'react-dom/client'; import React, { useState } from 'react'; import useEvent from 'react-use-event-hook'; import * as wjNav from '@mescius/wijmo.react.nav'; import * as WjcNav from '@mescius/wijmo.nav'; import './app.css'; import { data } from './data'; function App() { const [allowDragging, setAllowDragging] = useState(true); const [allowMultiSelect, setAllowMultiSelect] = useState(false); const [allowDraggingParentNodes, setAllowDraggingParentNodes] = useState(true); const [allowDroppingIntoEmpty, setAllowDroppingIntoEmpty] = useState(true); const onDragStart = useEvent((s, e) => { if (e && e.node && e.node.hasChildren) { if (!document.getElementById("allowDraggingParentNodes").checked) { e.cancel = true; // prevent dragging parent nodes } else { e.node.isCollapsed = true; // collapse parent nodes when dragging } } }); const onDragOver = useEvent((s, e) => { if (!document.getElementById("allowDroppingIntoEmpty").checked && !e.dropTarget.hasChildren && e.position == WjcNav.DropPosition.Into) { e.position = WjcNav.DropPosition.Before; } }); const onAllowDraggingClick = () => { setAllowDragging(!allowDragging); }; const onAllowMultiNodeDraggingClick = () => { setAllowMultiSelect(!allowMultiSelect); }; return (<div className="container-fluid"> <label> <input id="allowDragging" type="checkbox" checked={allowDragging} onClick={onAllowDraggingClick}/> allow dragging </label> <br /> <label> <input id="allowMultiNodeDragging" type="checkbox" checked={allowMultiSelect} onClick={onAllowMultiNodeDraggingClick}/> allow multi-node dragging </label> <br /> <label> <input id="allowDraggingParentNodes" type="checkbox" checked={allowDraggingParentNodes} onClick={() => setAllowDraggingParentNodes(!allowDraggingParentNodes)}/> allow dragging parent nodes </label> <br /> <label> <input id="allowDroppingIntoEmpty" type="checkbox" checked={allowDroppingIntoEmpty} onClick={() => setAllowDroppingIntoEmpty(!allowDroppingIntoEmpty)}/> allow dropping into empty nodes </label> <wjNav.TreeView itemsSource={data} displayMemberPath="header" childItemsPath="items" imageMemberPath="img" showCheckboxes={true} allowDragging={allowDragging} allowMultiSelect={allowMultiSelect} dragStart={onDragStart} dragOver={onDragOver}/> </div>); } const container = document.getElementById('app'); if (container) { const root = ReactDOM.createRoot(container); root.render(<App />); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo Wijmo TreeView Drag and Drop</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.40/system.src.js" integrity="sha512-G6mEj6h18+m3MvzdviSDfPle/TfH0//cXcB33AKlNR/Rha0yQsKefDZKRTkIZos97HEGq2JMV1RT5ybMoQ3WsQ==" crossorigin="anonymous"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div id="app"></div> </body> </html>
.container-fluid .wj-treeview { display: block; height: 350px; font-size: 120%; margin-top: 8px; margin-bottom: 8px; padding: 6px; background: #f0f0f0; box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23); }
function getData() { let imgUrl = 'resources/'; // return [ { header: 'Electronics', img: imgUrl + 'electronics.png', items: [ { header: 'Trimmers/Shavers' }, { header: 'Tablets' }, { header: 'Phones', img: imgUrl + 'phones.png', items: [ { header: 'Apple' }, { header: 'Motorola', newItem: true }, { header: 'Nokia' }, { header: 'Samsung' } ] }, { header: 'Speakers', newItem: true }, { header: 'Monitors' } ] }, { header: 'Toys', img: imgUrl + 'toys.png', items: [ { header: 'Shopkins' }, { header: 'Train Sets' }, { header: 'Science Kit', newItem: true }, { header: 'Play-Doh' }, { header: 'Crayola' } ] }, { header: 'Home', img: imgUrl + 'home.png', items: [ { header: 'Coffee Maker' }, { header: 'Breadmaker', newItem: true }, { header: 'Solar Panel', newItem: true }, { header: 'Work Table' }, { header: 'Propane Grill' } ] } ]; } export const data = getData();
(function (global) { System.config({ transpiler: 'plugin-babel', babelOptions: { es2015: true, react: true }, meta: { '*.css': { loader: 'css' } }, paths: { // paths serve as alias 'npm:': 'node_modules/' }, // map tells the System loader where to look for things map: { 'jszip': 'npm:jszip/dist/jszip.js', '@mescius/wijmo': 'npm:@mescius/wijmo/index.js', '@mescius/wijmo.input': 'npm:@mescius/wijmo.input/index.js', '@mescius/wijmo.styles': 'npm:@mescius/wijmo.styles', '@mescius/wijmo.cultures': 'npm:@mescius/wijmo.cultures', '@mescius/wijmo.chart': 'npm:@mescius/wijmo.chart/index.js', '@mescius/wijmo.chart.analytics': 'npm:@mescius/wijmo.chart.analytics/index.js', '@mescius/wijmo.chart.animation': 'npm:@mescius/wijmo.chart.animation/index.js', '@mescius/wijmo.chart.annotation': 'npm:@mescius/wijmo.chart.annotation/index.js', '@mescius/wijmo.chart.finance': 'npm:@mescius/wijmo.chart.finance/index.js', '@mescius/wijmo.chart.finance.analytics': 'npm:@mescius/wijmo.chart.finance.analytics/index.js', '@mescius/wijmo.chart.hierarchical': 'npm:@mescius/wijmo.chart.hierarchical/index.js', '@mescius/wijmo.chart.interaction': 'npm:@mescius/wijmo.chart.interaction/index.js', '@mescius/wijmo.chart.radar': 'npm:@mescius/wijmo.chart.radar/index.js', '@mescius/wijmo.chart.render': 'npm:@mescius/wijmo.chart.render/index.js', '@mescius/wijmo.chart.webgl': 'npm:@mescius/wijmo.chart.webgl/index.js', '@mescius/wijmo.chart.map': 'npm:@mescius/wijmo.chart.map/index.js', '@mescius/wijmo.gauge': 'npm:@mescius/wijmo.gauge/index.js', '@mescius/wijmo.grid': 'npm:@mescius/wijmo.grid/index.js', '@mescius/wijmo.grid.detail': 'npm:@mescius/wijmo.grid.detail/index.js', '@mescius/wijmo.grid.filter': 'npm:@mescius/wijmo.grid.filter/index.js', '@mescius/wijmo.grid.search': 'npm:@mescius/wijmo.grid.search/index.js', '@mescius/wijmo.grid.style': 'npm:@mescius/wijmo.grid.style/index.js', '@mescius/wijmo.grid.grouppanel': 'npm:@mescius/wijmo.grid.grouppanel/index.js', '@mescius/wijmo.grid.multirow': 'npm:@mescius/wijmo.grid.multirow/index.js', '@mescius/wijmo.grid.transposed': 'npm:@mescius/wijmo.grid.transposed/index.js', '@mescius/wijmo.grid.transposedmultirow': 'npm:@mescius/wijmo.grid.transposedmultirow/index.js', '@mescius/wijmo.grid.pdf': 'npm:@mescius/wijmo.grid.pdf/index.js', '@mescius/wijmo.grid.sheet': 'npm:@mescius/wijmo.grid.sheet/index.js', '@mescius/wijmo.grid.xlsx': 'npm:@mescius/wijmo.grid.xlsx/index.js', '@mescius/wijmo.grid.selector': 'npm:@mescius/wijmo.grid.selector/index.js', '@mescius/wijmo.grid.cellmaker': 'npm:@mescius/wijmo.grid.cellmaker/index.js', '@mescius/wijmo.grid.immutable': 'npm:@mescius/wijmo.grid.immutable/index.js', '@mescius/wijmo.touch': 'npm:@mescius/wijmo.touch/index.js', '@mescius/wijmo.cloud': 'npm:@mescius/wijmo.cloud/index.js', '@mescius/wijmo.nav': 'npm:@mescius/wijmo.nav/index.js', '@mescius/wijmo.odata': 'npm:@mescius/wijmo.odata/index.js', '@mescius/wijmo.olap': 'npm:@mescius/wijmo.olap/index.js', '@mescius/wijmo.rest': 'npm:@mescius/wijmo.rest/index.js', '@mescius/wijmo.pdf': 'npm:@mescius/wijmo.pdf/index.js', '@mescius/wijmo.pdf.security': 'npm:@mescius/wijmo.pdf.security/index.js', '@mescius/wijmo.viewer': 'npm:@mescius/wijmo.viewer/index.js', '@mescius/wijmo.xlsx': 'npm:@mescius/wijmo.xlsx/index.js', '@mescius/wijmo.undo': 'npm:@mescius/wijmo.undo/index.js', '@mescius/wijmo.interop.grid': 'npm:@mescius/wijmo.interop.grid/index.js', '@mescius/wijmo.barcode': 'npm:@mescius/wijmo.barcode/index.js', '@mescius/wijmo.barcode.common': 'npm:@mescius/wijmo.barcode.common/index.js', '@mescius/wijmo.barcode.composite': 'npm:@mescius/wijmo.barcode.composite/index.js', '@mescius/wijmo.barcode.specialized': 'npm:@mescius/wijmo.barcode.specialized/index.js', "@mescius/wijmo.react.chart.analytics": "npm:@mescius/wijmo.react.chart.analytics/index.js", "@mescius/wijmo.react.chart.animation": "npm:@mescius/wijmo.react.chart.animation/index.js", "@mescius/wijmo.react.chart.annotation": "npm:@mescius/wijmo.react.chart.annotation/index.js", "@mescius/wijmo.react.chart.finance.analytics": "npm:@mescius/wijmo.react.chart.finance.analytics/index.js", "@mescius/wijmo.react.chart.finance": "npm:@mescius/wijmo.react.chart.finance/index.js", "@mescius/wijmo.react.chart.hierarchical": "npm:@mescius/wijmo.react.chart.hierarchical/index.js", "@mescius/wijmo.react.chart.interaction": "npm:@mescius/wijmo.react.chart.interaction/index.js", "@mescius/wijmo.react.chart.radar": "npm:@mescius/wijmo.react.chart.radar/index.js", "@mescius/wijmo.react.chart": "npm:@mescius/wijmo.react.chart/index.js", "@mescius/wijmo.react.core": "npm:@mescius/wijmo.react.core/index.js", '@mescius/wijmo.react.chart.map': 'npm:@mescius/wijmo.react.chart.map/index.js', "@mescius/wijmo.react.gauge": "npm:@mescius/wijmo.react.gauge/index.js", "@mescius/wijmo.react.grid.detail": "npm:@mescius/wijmo.react.grid.detail/index.js", "@mescius/wijmo.react.grid.filter": "npm:@mescius/wijmo.react.grid.filter/index.js", "@mescius/wijmo.react.grid.grouppanel": "npm:@mescius/wijmo.react.grid.grouppanel/index.js", '@mescius/wijmo.react.grid.search': 'npm:@mescius/wijmo.react.grid.search/index.js', "@mescius/wijmo.react.grid.multirow": "npm:@mescius/wijmo.react.grid.multirow/index.js", "@mescius/wijmo.react.grid.sheet": "npm:@mescius/wijmo.react.grid.sheet/index.js", '@mescius/wijmo.react.grid.transposed': 'npm:@mescius/wijmo.react.grid.transposed/index.js', '@mescius/wijmo.react.grid.transposedmultirow': 'npm:@mescius/wijmo.react.grid.transposedmultirow/index.js', '@mescius/wijmo.react.grid.immutable': 'npm:@mescius/wijmo.react.grid.immutable/index.js', "@mescius/wijmo.react.grid": "npm:@mescius/wijmo.react.grid/index.js", "@mescius/wijmo.react.input": "npm:@mescius/wijmo.react.input/index.js", "@mescius/wijmo.react.olap": "npm:@mescius/wijmo.react.olap/index.js", "@mescius/wijmo.react.viewer": "npm:@mescius/wijmo.react.viewer/index.js", "@mescius/wijmo.react.nav": "npm:@mescius/wijmo.react.nav/index.js", "@mescius/wijmo.react.base": "npm:@mescius/wijmo.react.base/index.js", '@mescius/wijmo.react.barcode.common': 'npm:@mescius/wijmo.react.barcode.common/index.js', '@mescius/wijmo.react.barcode.composite': 'npm:@mescius/wijmo.react.barcode.composite/index.js', '@mescius/wijmo.react.barcode.specialized': 'npm:@mescius/wijmo.react.barcode.specialized/index.js', 'jszip': 'npm:jszip/dist/jszip.js', 'react': 'npm:react/umd/react.production.min.js', 'react-dom': 'npm:react-dom/umd/react-dom.production.min.js', 'react-dom/client': 'npm:react-dom/umd/react-dom.production.min.js', 'redux': 'npm:redux/dist/redux.min.js', 'react-redux': 'npm:react-redux/dist/react-redux.min.js', 'bootstrap.css': 'npm:bootstrap/dist/css/bootstrap.min.css', 'css': 'npm:systemjs-plugin-css/css.js', 'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js', 'systemjs-babel-build':'npm:systemjs-plugin-babel/systemjs-babel-browser.js', "react-use-event-hook": "npm:react-use-event-hook/dist/esm/useEvent.js", }, // packages tells the System loader how to load when no filename and/or no extension packages: { src: { defaultExtension: 'jsx' }, "node_modules": { defaultExtension: 'js' }, } }); })(this);