<dx-tree-view
#treeview
[items]="products"
[width]="500"
[searchEnabled]="true"
searchMode="contains"
></dx-tree-view>
<div class="options">
<div class="caption">Options</div>
<div class="option">
<span>Search mode</span>
<dx-select-box
#searchMode
[items]="['contains', 'startsWith']"
[(value)]="treeview.searchMode">
</dx-select-box>
</div>
</div>
import { NgModule, Component, enableProdMode } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { DxTreeViewModule, DxSelectBoxModule } from 'devextreme-angular';
import { Product, Service } from './app.service';
if(!/localhost/.test(document.location.host)) {
enableProdMode();
}
@Component({
selector: 'demo-app',
templateUrl: 'app/app.component.html',
styleUrls: ['app/app.component.css'],
providers: [Service]
})
export class AppComponent {
products: Product[];
currentItem: Product;
constructor(service: Service) {
this.products = service.getProducts();
this.currentItem = this.products[0];
}
selectItem(e) {
this.currentItem = e.itemData;
}
}
@NgModule({
imports: [
BrowserModule,
DxTreeViewModule,
DxSelectBoxModule
],
declarations: [AppComponent],
bootstrap: [AppComponent]
})
export class AppModule { }
platformBrowserDynamic().bootstrapModule(AppModule);
::ng-deep #treeview {
height: 400px;
}
::ng-deep .options {
padding: 20px;
position: absolute;
bottom: 0;
right: 0;
width: 260px;
top: 0;
background-color: #f5f5f5;
}
::ng-deep .caption {
font-size: 18px;
font-weight: 500;
}
::ng-deep .option {
margin-top: 10px;
}
::ng-deep .option > .dx-selectbox {
display: inline-block;
vertical-align: middle;
max-width: 350px;
width: 100%;
margin-top: 5px;
}
import { Injectable } from '@angular/core';
export class Product {
id: string;
text: string;
expanded?: boolean;
items?: Product[];
price?: number;
}
var products: Product[] = [{
id: "1",
text: "Stores",
expanded: true,
items: [{
id: "1_1",
text: "Super Mart of the West",
expanded: true,
items: [{
id: "1_1_1",
text: "Video Players",
items: [{
id: "1_1_1_1",
text: "HD Video Player",
price: 220
}, {
id: "1_1_1_2",
text: "SuperHD Video Player",
price: 270
}]
}, {
id: "1_1_2",
text: "Televisions",
items: [{
id: "1_1_2_1",
text: "SuperLCD 42",
price: 1200
}, {
id: "1_1_2_2",
text: "SuperLED 42",
price: 1450
}, {
id: "1_1_2_3",
text: "SuperLED 50",
price: 1600
}, {
id: "1_1_2_4",
text: "SuperLCD 55",
price: 1350
}, {
id: "1_1_2_5",
text: "SuperLCD 70",
price: 4000
}]
}, {
id: "1_1_3",
text: "Monitors",
items: [{
id: "1_1_3_1",
text: "19\"",
items: [{
id: "1_1_3_1_1",
text: "DesktopLCD 19",
price: 160
}]
}, {
id: "1_1_3_2",
text: "21\"",
items: [{
id: "1_1_3_2_1",
text: "DesktopLCD 21",
price: 170
}, {
id: "1_1_3_2_2",
text: "DesktopLED 21",
price: 175
}]
}]
}, {
id: "1_1_4",
text: "Projectors",
items: [{
id: "1_1_4_1",
text: "Projector Plus",
price: 550
}, {
id: "1_1_4_2",
text: "Projector PlusHD",
price: 750
}]
}]
}, {
id: "1_2",
text: "Braeburn",
items: [{
id: "1_2_1",
text: "Video Players",
items: [{
id: "1_2_1_1",
text: "HD Video Player",
price: 240
}, {
id: "1_2_1_2",
text: "SuperHD Video Player",
price: 300
}]
}, {
id: "1_2_2",
text: "Televisions",
items: [{
id: "1_2_2_1",
text: "SuperPlasma 50",
price: 1800
}, {
id: "1_2_2_2",
text: "SuperPlasma 65",
price: 3500
}]
}, {
id: "1_2_3",
text: "Monitors",
items: [{
id: "1_2_3_1",
text: "19\"",
items: [{
id: "1_2_3_1_1",
text: "DesktopLCD 19",
price: 170
}]
}, {
id: "1_2_3_2",
text: "21\"",
items: [{
id: "1_2_3_2_1",
text: "DesktopLCD 21",
price: 180
}, {
id: "1_2_3_2_2",
text: "DesktopLED 21",
price: 190
}]
}]
}]
}, {
id: "1_3",
text: "E-Mart",
items: [{
id: "1_3_1",
text: "Video Players",
items: [{
id: "1_3_1_1",
text: "HD Video Player",
price: 220
}, {
id: "1_3_1_2",
text: "SuperHD Video Player",
price: 275
}]
}, {
id: "1_3_3",
text: "Monitors",
items: [{
id: "1_3_3_1",
text: "19\"",
items: [{
id: "1_3_3_1_1",
text: "DesktopLCD 19",
price: 165
}]
}, {
id: "1_3_3_2",
text: "21\"",
items: [{
id: "1_3_3_2_1",
text: "DesktopLCD 21",
price: 175
}]
}]
}]
}, {
id: "1_4",
text: "Walters",
items: [{
id: "1_4_1",
text: "Video Players",
items: [{
id: "1_4_1_1",
text: "HD Video Player",
price: 210
}, {
id: "1_4_1_2",
text: "SuperHD Video Player",
price: 250
}]
}, {
id: "1_4_2",
text: "Televisions",
items: [{
id: "1_4_2_1",
text: "SuperLCD 42",
price: 1100
}, {
id: "1_4_2_2",
text: "SuperLED 42",
price: 1400
}, {
id: "1_4_2_3",
text: "SuperLED 50",
price: 1500
}, {
id: "1_4_2_4",
text: "SuperLCD 55",
price: 1300
}, {
id: "1_4_2_5",
text: "SuperLCD 70",
price: 4000
}, {
id: "1_4_2_6",
text: "SuperPlasma 50",
price: 1700
}]
}, {
id: "1_4_3",
text: "Monitors",
items: [{
id: "1_4_3_1",
text: "19\"",
items: [{
id: "1_4_3_1_1",
text: "DesktopLCD 19",
price: 160
}]
}, {
id: "1_4_3_2",
text: "21\"",
items: [{
id: "1_4_3_2_1",
text: "DesktopLCD 21",
price: 170
}, {
id: "1_4_3_2_2",
text: "DesktopLED 21",
price: 180
}]
}]
}, {
id: "1_4_4",
text: "Projectors",
items: [{
id: "1_4_4_1",
text: "Projector Plus",
price: 550
}, {
id: "1_4_4_2",
text: "Projector PlusHD",
price: 750
}]
}]
}]
}];
@Injectable()
export class Service {
getProducts(): Product[] {
return products;
}
}
// In real applications, you should not transpile code in the browser. You can see how to create your own application with Angular and DevExtreme here:
// https://js.devexpress.com/Documentation/Guide/Angular_Components/Getting_Started/Create_a_DevExtreme_Application/
System.config({
transpiler: 'ts',
typescriptOptions: {
module: "system",
emitDecoratorMetadata: true,
experimentalDecorators: true
},
meta: {
'typescript': {
"exports": "ts"
},
'devextreme/localization.js': {
"esModule": true
}
},
paths: {
'npm:': 'https://unpkg.com/'
},
map: {
'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js',
'typescript': 'npm:typescript@3.5.3/lib/typescript.js',
'@angular': 'npm:@angular',
'tslib': 'npm:tslib@2.0.3/tslib.js',
'rxjs': 'npm:rxjs@6.3.3',
'rrule': 'npm:rrule@2.6.6/dist/es5/rrule.js',
'luxon': 'npm:luxon@1.25.0/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign@1.1.0',
'devextreme': 'npm:devextreme@20.2.4',
'jszip': 'npm:jszip@3.5.0/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@0.9.7/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.0.5',
'devexpress-gantt': 'npm:devexpress-gantt@2.0.8',
'devextreme-angular': 'npm:devextreme-angular@20.2.4',
'preact': 'npm:preact@10.5.7/dist/preact.js',
'preact/hooks': 'npm:preact@10.5.7/hooks/dist/hooks.js'
},
packages: {
'app': {
main: './app.component.ts',
defaultExtension: 'ts'
},
'devextreme': {
defaultExtension: 'js'
},
'devextreme/events/utils': {
main: 'index'
},
'devextreme/events': {
main: 'index'
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js'
}
},
packageConfigPaths: [
"npm:@angular/*/package.json",
"npm:@angular/common/*/package.json",
"npm:rxjs/package.json",
"npm:rxjs/operators/package.json",
"npm:devextreme-angular/*/package.json",
"npm:devextreme-angular/ui/*/package.json",
"npm:devextreme-angular/package.json",
"npm:devexpress-diagram/package.json",
"npm:devexpress-gantt/package.json",
]
});
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>DevExtreme Demo</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.4/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.4/css/dx.light.css" />
<script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script>
<script src="https://unpkg.com/zone.js@0.10.2/dist/zone.js"></script>
<script src="https://unpkg.com/reflect-metadata@0.1.3/Reflect.js"></script>
<script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script>
<script src="config.js"></script>
<script>
System.import('app').catch(console.error.bind(console));
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<demo-app>Loading...</demo-app>
</div>
</body>
</html>