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기본적으로 TreeView는 데이터에 바인딩된 경우 각 수준의 첫 번째 노드를 확장하고, 다른 노드를 모두 축소합니다.

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; // import * as wjNav from '@grapecity/wijmo.nav'; import { getData } from './data'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { // create the default tree let theTree = new wjNav.TreeView('#theTree', { itemsSource: getData() }); // // create a tree and select an item when it loads let theTreeSelected = new wjNav.TreeView('#theTreeSelected', { itemsSource: getData(), loadedItems: (s) => { s.selectedItem = findItem(s.itemsSource, 'Solar Panel'); } }); // // create a tree and collapse it to a given level when it loads let theTreeCollapsed = new wjNav.TreeView('#theTreeCollapsed', { itemsSource: getData(), loadedItems: (s) => { s.collapseToLevel(0); } }); let theTreeExpanded = new wjNav.TreeView('#theTreeExpanded', { itemsSource: getData(), loadedItems: (s) => { s.collapseToLevel(10); } }); // // finds an item in a hierarchical array function findItem(arr, text) { for (let i = 0; arr && i < arr.length; i++) { if (arr[i].header.indexOf(text) > -1) { return arr[i]; } // let item = findItem(arr[i].items, text); if (item) { return item; } } return null; } }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo TreeView Initial State</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="node_modules/systemjs/dist/system.src.js"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div class="container-fluid"> <div id="theTree"></div> <h2> Selecting a default item</h2> <p> If you select an item when the tree loads, it will automatically ensure the selected node is visible, expanding the tree and scrolling as needed. In this case, we selected the 'Solar Panel' item:</p> <div id="theTreeSelected"></div> <h2> Collapsing to a given Level</h2> <p> Use the <b>collapseToLevel</b> method to collapse or expand the tree to a given level when it loads. For example, the trees below start totally collapsed and totally expanded:</p> <div id="theTreeCollapsed"></div> <div id="theTreeExpanded"></div> </div> </body> </html>
// get the tree data export function getData() { return [ { header: 'Electronics', img: 'resources/electronics.png', items: [ { header: 'Trimmers/Shavers' }, { header: 'Tablets' }, { header: 'Phones', img: 'resources/phones.png', items: [ { header: 'Apple' }, { header: 'Motorola', newItem: true }, { header: 'Nokia' }, { header: 'Samsung' } ] }, { header: 'Speakers', newItem: true }, { header: 'Monitors' } ] }, { header: 'Toys', img: 'resources/toys.png', items: [ { header: 'Shopkins' }, { header: 'Train Sets' }, { header: 'Science Kit', newItem: true }, { header: 'Play-Doh' }, { header: 'Crayola' } ] }, { header: 'Home', img: 'resources/home.png', items: [ { header: 'Coffee Maker' }, { header: 'Breadmaker', newItem: true }, { header: 'Solar Panel', newItem: true }, { header: 'Work Table' }, { header: 'Propane Grill' } ] } ]; }
.wj-treeview { display: block; width: 80%; max-height: 300px; font-size: 120%; margin-bottom: 8px; padding: 6px; margin: 12pt; background: #f0f0f0; box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23); } body { margin-bottom: 24pt; }
(function (global) { System.config({ transpiler: 'plugin-babel', babelOptions: { es2015: 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', '@grapecity/wijmo': 'npm:@grapecity/wijmo/index.js', '@grapecity/wijmo.input': 'npm:@grapecity/wijmo.input/index.js', '@grapecity/wijmo.styles': 'npm:@grapecity/wijmo.styles', '@grapecity/wijmo.cultures': 'npm:@grapecity/wijmo.cultures', '@grapecity/wijmo.chart': 'npm:@grapecity/wijmo.chart/index.js', '@grapecity/wijmo.chart.analytics': 'npm:@grapecity/wijmo.chart.analytics/index.js', '@grapecity/wijmo.chart.animation': 'npm:@grapecity/wijmo.chart.animation/index.js', '@grapecity/wijmo.chart.annotation': 'npm:@grapecity/wijmo.chart.annotation/index.js', '@grapecity/wijmo.chart.finance': 'npm:@grapecity/wijmo.chart.finance/index.js', '@grapecity/wijmo.chart.finance.analytics': 'npm:@grapecity/wijmo.chart.finance.analytics/index.js', '@grapecity/wijmo.chart.hierarchical': 'npm:@grapecity/wijmo.chart.hierarchical/index.js', '@grapecity/wijmo.chart.interaction': 'npm:@grapecity/wijmo.chart.interaction/index.js', '@grapecity/wijmo.chart.radar': 'npm:@grapecity/wijmo.chart.radar/index.js', '@grapecity/wijmo.chart.render': 'npm:@grapecity/wijmo.chart.render/index.js', '@grapecity/wijmo.chart.webgl': 'npm:@grapecity/wijmo.chart.webgl/index.js', '@grapecity/wijmo.gauge': 'npm:@grapecity/wijmo.gauge/index.js', '@grapecity/wijmo.grid': 'npm:@grapecity/wijmo.grid/index.js', '@grapecity/wijmo.grid.detail': 'npm:@grapecity/wijmo.grid.detail/index.js', '@grapecity/wijmo.grid.filter': 'npm:@grapecity/wijmo.grid.filter/index.js', '@grapecity/wijmo.grid.search': 'npm:@grapecity/wijmo.grid.search/index.js', '@grapecity/wijmo.grid.grouppanel': 'npm:@grapecity/wijmo.grid.grouppanel/index.js', '@grapecity/wijmo.grid.multirow': 'npm:@grapecity/wijmo.grid.multirow/index.js', '@grapecity/wijmo.grid.transposed': 'npm:@grapecity/wijmo.grid.transposed/index.js', '@grapecity/wijmo.grid.transposedmultirow': 'npm:@grapecity/wijmo.grid.transposedmultirow/index.js', '@grapecity/wijmo.grid.pdf': 'npm:@grapecity/wijmo.grid.pdf/index.js', '@grapecity/wijmo.grid.sheet': 'npm:@grapecity/wijmo.grid.sheet/index.js', '@grapecity/wijmo.grid.xlsx': 'npm:@grapecity/wijmo.grid.xlsx/index.js', '@grapecity/wijmo.grid.selector': 'npm:@grapecity/wijmo.grid.selector/index.js', '@grapecity/wijmo.grid.cellmaker': 'npm:@grapecity/wijmo.grid.cellmaker/index.js', '@grapecity/wijmo.nav': 'npm:@grapecity/wijmo.nav/index.js', '@grapecity/wijmo.odata': 'npm:@grapecity/wijmo.odata/index.js', '@grapecity/wijmo.olap': 'npm:@grapecity/wijmo.olap/index.js', '@grapecity/wijmo.pdf': 'npm:@grapecity/wijmo.pdf/index.js', '@grapecity/wijmo.pdf.security': 'npm:@grapecity/wijmo.pdf.security/index.js', '@grapecity/wijmo.viewer': 'npm:@grapecity/wijmo.viewer/index.js', '@grapecity/wijmo.xlsx': 'npm:@grapecity/wijmo.xlsx/index.js', '@grapecity/wijmo.undo': 'npm:@grapecity/wijmo.undo/index.js', '@grapecity/wijmo.interop.grid': 'npm:@grapecity/wijmo.interop.grid/index.js', '@grapecity/wijmo.touch': 'npm:@grapecity/wijmo.touch/index.js', '@grapecity/wijmo.cloud': 'npm:@grapecity/wijmo.cloud/index.js', '@grapecity/wijmo.barcode': 'npm:@grapecity/wijmo.barcode/index.js', '@grapecity/wijmo.barcode.common': 'npm:@grapecity/wijmo.barcode.common/index.js', '@grapecity/wijmo.barcode.composite': 'npm:@grapecity/wijmo.barcode.composite/index.js', '@grapecity/wijmo.barcode.specialized': 'npm:@grapecity/wijmo.barcode.specialized/index.js', 'jszip': 'npm:jszip/dist/jszip.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' }, // packages tells the System loader how to load when no filename and/or no extension packages: { src: { defaultExtension: 'js' }, "node_modules": { defaultExtension: 'js' }, } }); })(this);