Angular File Manager - Toolbar and Context Menu

import { NgModule, Component, ViewChild, enableProdMode, } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { DxFileManagerModule, DxFileManagerComponent, DxFileManagerTypes } from 'devextreme-angular/ui/file-manager'; import { Service, FileItem } from './app.service'; if (!/localhost/.test(document.location.host)) { enableProdMode(); } @Component({ styleUrls: [`app/app.component.css`], selector: 'demo-app', templateUrl: `app/app.component.html`, providers: [Service], preserveWhitespaces: true, }) export class AppComponent { @ViewChild(DxFileManagerComponent, { static: false }) fileManager: DxFileManagerComponent; fileItems: FileItem[]; newFileMenuOptions = { items: [ { text: 'Create new file', icon: 'plus', items: [ { text: 'Text Document', }, { text: 'RTF Document', }, { text: 'Spreadsheet', }, ], }, ], onItemClick: this.onItemClick.bind(this), }; changeCategoryMenuOptions = { items: [ { text: 'Category', icon: 'tags', beginGroup: true, items: [ { text: 'Work', }, { text: 'Important', }, { text: 'Home', }, { text: 'None', }, ], }, ], onItemClick: this.onItemClick.bind(this), }; private service: Service; constructor(service: Service) { this.service = service; this.fileItems = service.getFileItems(); this.onItemClick = this.onItemClick.bind(this); } onItemClick({ itemData, viewArea, fileSystemItem }: DxFileManagerTypes.ContextMenuItemClickEvent): void { let updated = false; const { extension, category } = this.service.getItemInfo(itemData.text); if (extension) { updated = this.createFile(extension, fileSystemItem); } else if (category !== undefined) { updated = this.updateCategory(category, fileSystemItem, viewArea); } if (updated) { this.fileManager.instance.refresh(); } } createFile(fileExtension, directory) { const newItem = { __KEY__: Date.now(), name: `New file${fileExtension}`, isDirectory: false, size: 0, }; directory = directory || this.fileManager.instance.getCurrentDirectory(); if (!directory.isDirectory) { return false; } let array = null; if (!directory.dataItem) { array = this.fileItems; } else { array = directory.dataItem.items; if (!array) { directory.dataItem.items = array = []; } } array.push(newItem); return true; } updateCategory(newCategory, directory, viewArea) { let items = null; if (viewArea === 'navPane') { items = [directory]; } else { items = this.fileManager.instance.getSelectedItems(); } items.forEach((item) => { if (item.dataItem) { item.dataItem.category = newCategory; } }); return items.length > 0; } } @NgModule({ imports: [ BrowserModule, DxFileManagerModule, ], declarations: [AppComponent], bootstrap: [AppComponent], }) export class AppModule { } platformBrowserDynamic().bootstrapModule(AppModule);

import { Injectable } from '@angular/core'; export class FileItem { name: string; isDirectory: boolean; category?: string; size?: number; items?: FileItem[]; } const fileItems: FileItem[] = [{ name: 'Documents', isDirectory: true, category: 'Work', items: [{ name: 'Projects', isDirectory: true, category: 'Work', items: [{ name: 'About.rtf', isDirectory: false, size: 1024, }, { name: 'Passwords.rtf', isDirectory: false, category: 'Important', size: 2048, }], }, { name: 'About.xml', isDirectory: false, size: 1024, }, { name: 'Managers.rtf', isDirectory: false, size: 2048, }, { name: 'ToDo.txt', isDirectory: false, size: 3072, }], }, { name: 'Images', isDirectory: true, category: 'Home', items: [{ name: 'logo.png', isDirectory: false, size: 20480, }, { name: 'banner.gif', isDirectory: false, size: 10240, }], }, { name: 'System', isDirectory: true, category: 'Important', items: [{ name: 'Employees.txt', isDirectory: false, category: 'Important', size: 3072, }, { name: 'PasswordList.txt', isDirectory: false, category: 'Important', size: 5120, }], }, { name: 'Description.rtf', isDirectory: false, size: 1024, }, { name: 'Description.txt', isDirectory: false, size: 2048, }]; const fileExtensions = { 'Text Document': '.txt', 'RTF Document': '.rtf', Spreadsheet: '.xls', }; const categories = ['Work', 'Important', 'Home', 'None']; @Injectable() export class Service { getFileItems(): FileItem[] { return fileItems; } getItemInfo(name: string) { const extension = fileExtensions[name]; const category = extension ?? categories.find((cat) => cat === name); return { extension, category, }; } }

// 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/ const componentNames = [ 'accordion', 'action-sheet', 'autocomplete', 'bar-gauge', 'box', 'bullet', 'button-group', 'button', 'calendar', 'chart', 'check-box', 'circular-gauge', 'color-box', 'context-menu', 'data-grid', 'date-box', 'date-range-box', 'defer-rendering', 'diagram', 'draggable', 'drawer', 'drop-down-box', 'drop-down-button', 'file-manager', 'file-uploader', 'filter-builder', 'form', 'funnel', 'gallery', 'gantt', 'html-editor', 'linear-gauge', 'list', 'load-indicator', 'load-panel', 'lookup', 'map', 'menu', 'multi-view', 'nested', 'number-box', 'pie-chart', 'pivot-grid-field-chooser', 'pivot-grid', 'polar-chart', 'popover', 'popup', 'progress-bar', 'radio-group', 'range-selector', 'range-slider', 'recurrence-editor', 'resizable', 'responsive-box', 'sankey', 'scheduler', 'scroll-view', 'select-box', 'slider', 'sortable', 'sparkline', 'speed-dial-action', 'splitter', 'switch', 'tab-panel', 'tabs', 'tag-box', 'text-area', 'text-box', 'tile-view', 'toast', 'toolbar', 'tooltip', 'tree-list', 'tree-map', 'tree-view', 'validation-group', 'validation-summary', 'validator', 'vector-map', ]; 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System.config(window.config); // System.import('@angular/compiler').catch(console.error.bind(console));

<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml" lang="en"> <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=5.0" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/24.1.6/css/dx.light.css" /> <script src="https://unpkg.com/core-js@2.6.12/client/shim.min.js"></script> <script src="https://unpkg.com/zone.js@0.13.3/bundles/zone.umd.min.js"></script> <script src="https://unpkg.com/reflect-metadata@0.1.13/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>