import { Component } from '@angular/core';
@Component({
selector: 'my-app',
templateUrl: 'app/app.template.html'
})
export class AppComponent {
showTab = false;
showSecondTab() {
this.showTab = true;
}
}
import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { FormsModule, ReactiveFormsModule } from '@angular/forms';
import { HttpModule } from '@angular/http';
import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
import { AppComponent } from './app.component';
import { TabScrollerDirective } from './tab-scroller.directive';
// Import PrimeNG modules
import {AccordionModule} from 'primeng/primeng';
import {AutoCompleteModule} from 'primeng/primeng';
import {BreadcrumbModule} from 'primeng/primeng';
import {ButtonModule} from 'primeng/primeng';
import {CalendarModule} from 'primeng/primeng';
import {CarouselModule} from 'primeng/primeng';
import {ChartModule} from 'primeng/primeng';
import {CheckboxModule} from 'primeng/primeng';
import {ChipsModule} from 'primeng/primeng';
import {CodeHighlighterModule} from 'primeng/primeng';
import {ConfirmDialogModule} from 'primeng/primeng';
import {SharedModule} from 'primeng/primeng';
import {ContextMenuModule} from 'primeng/primeng';
import {DataGridModule} from 'primeng/primeng';
import {DataListModule} from 'primeng/primeng';
import {DataScrollerModule} from 'primeng/primeng';
import {DataTableModule} from 'primeng/primeng';
import {DialogModule} from 'primeng/primeng';
import {DragDropModule} from 'primeng/primeng';
import {DropdownModule} from 'primeng/primeng';
import {EditorModule} from 'primeng/primeng';
import {FieldsetModule} from 'primeng/primeng';
import {FileUploadModule} from 'primeng/primeng';
import {GalleriaModule} from 'primeng/primeng';
import {GMapModule} from 'primeng/primeng';
import {GrowlModule} from 'primeng/primeng';
import {InputMaskModule} from 'primeng/primeng';
import {InputSwitchModule} from 'primeng/primeng';
import {InputTextModule} from 'primeng/primeng';
import {InputTextareaModule} from 'primeng/primeng';
import {LightboxModule} from 'primeng/primeng';
import {ListboxModule} from 'primeng/primeng';
import {MegaMenuModule} from 'primeng/primeng';
import {MenuModule} from 'primeng/primeng';
import {MenubarModule} from 'primeng/primeng';
import {MessagesModule} from 'primeng/primeng';
import {MultiSelectModule} from 'primeng/primeng';
import {OrderListModule} from 'primeng/primeng';
import {OverlayPanelModule} from 'primeng/primeng';
import {PaginatorModule} from 'primeng/primeng';
import {PanelModule} from 'primeng/primeng';
import {PanelMenuModule} from 'primeng/primeng';
import {PasswordModule} from 'primeng/primeng';
import {PickListModule} from 'primeng/primeng';
import {ProgressBarModule} from 'primeng/primeng';
import {RadioButtonModule} from 'primeng/primeng';
import {RatingModule} from 'primeng/primeng';
import {ScheduleModule} from 'primeng/primeng';
import {SelectButtonModule} from 'primeng/primeng';
import {SlideMenuModule} from 'primeng/primeng';
import {SliderModule} from 'primeng/primeng';
import {SpinnerModule} from 'primeng/primeng';
import {SplitButtonModule} from 'primeng/primeng';
import {StepsModule} from 'primeng/primeng';
import {TabMenuModule} from 'primeng/primeng';
import {TabViewModule} from 'primeng/primeng';
import {TerminalModule} from 'primeng/primeng';
import {TieredMenuModule} from 'primeng/primeng';
import {ToggleButtonModule} from 'primeng/primeng';
import {ToolbarModule} from 'primeng/primeng';
import {TooltipModule} from 'primeng/primeng';
import {TreeModule} from 'primeng/primeng';
import {TreeTableModule} from 'primeng/primeng';
@NgModule({
imports: [
BrowserModule,
FormsModule,
ReactiveFormsModule,
BrowserAnimationsModule,
AccordionModule,
AutoCompleteModule,
BreadcrumbModule,
ButtonModule,
CalendarModule,
CarouselModule,
ChartModule,
CheckboxModule,
ChipsModule,
CodeHighlighterModule,
ConfirmDialogModule,
SharedModule,
ContextMenuModule,
DataGridModule,
DataListModule,
DataScrollerModule,
DataTableModule,
DialogModule,
DragDropModule,
DropdownModule,
EditorModule,
FieldsetModule,
FileUploadModule,
GalleriaModule,
GMapModule,
GrowlModule,
InputMaskModule,
InputSwitchModule,
InputTextModule,
InputTextareaModule,
LightboxModule,
ListboxModule,
MegaMenuModule,
MenuModule,
MenubarModule,
MessagesModule,
MultiSelectModule,
OrderListModule,
OverlayPanelModule,
PaginatorModule,
PanelModule,
PanelMenuModule,
PasswordModule,
PickListModule,
ProgressBarModule,
RadioButtonModule,
RatingModule,
ScheduleModule,
SelectButtonModule,
SlideMenuModule,
SliderModule,
SpinnerModule,
SplitButtonModule,
StepsModule,
TabMenuModule,
TabViewModule,
TerminalModule,
TieredMenuModule,
ToggleButtonModule,
ToolbarModule,
TooltipModule,
TreeModule,
TreeTableModule ],
declarations: [ AppComponent, TabScrollerDirective ],
bootstrap: [ AppComponent ]
})
export class AppModule { }
/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { AppModule } from './app.module';
const platform = platformBrowserDynamic();
platform.bootstrapModule(AppModule);
body {
padding: 2em;
font-family: Arial, Helvetica, sans-serif;
}
.nav-wrapper {
position: relative;
overflow: hidden;
padding: 0;
}
.nav-wrapper > ul {
display: flex;
}
.nav-wrapper--scrollable {
padding: 0 32px;
}
.nav-arrow {
position: absolute;
display: none;
top: 0;
bottom: 0;
z-index: 1;
border: 1px solid #2399e5;
background: #2399e5;
font: 14px/1 FontAwesome;
color: #fff;
cursor: pointer;
}
.nav-wrapper--scrollable .nav-arrow {
display: block;
}
.nav-arrow:hover {
border: 1px solid #1f89ce;
background: #1f89ce;
}
.nav-arrow:before {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}
.nav-arrow--left {
left: 0;
}
.nav-arrow--left:before {
content: "\f053"
}
.nav-arrow--right {
right: 0;
}
.nav-arrow--right:before {
content: "\f054";
}
.nav-arrow--disabled,
.nav-arrow--disabled:hover {
background: #ccc;
border: #ddd;
cursor: default;
}
<!DOCTYPE html>
<html>
<head>
<title>Angular QuickStart</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="styles.css">
<!-- PrimeNG style dependencies -->
<link rel="stylesheet" href="https://unpkg.com/primeng@4.2.0/resources/themes/omega/theme.css" />
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" />
<link rel="stylesheet" href="https://unpkg.com/primeng@4.2.0/resources/primeng.min.css" />
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<!-- 1. Load libraries -->
<!-- Polyfill for older browsers -->
<script src="https://unpkg.com/core-js/client/shim.min.js"></script>
<script src="https://unpkg.com/zone.js@0.8.4?main=browser"></script>
<script src="https://unpkg.com/reflect-metadata@0.1.8"></script>
<script src="https://unpkg.com/systemjs@0.19.39/dist/system.src.js"></script>
<!-- 2. Configure SystemJS -->
<script src="systemjs.config.js"></script>
</head>
<!-- 3. Display the application -->
<body>
<my-app>Loading...</my-app>
</body>
</html>
<!--
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
-->
/**
* WEB ANGULAR VERSION
* (based on systemjs.config.js in angular.io)
* System configuration for Angular samples
* Adjust as necessary for your application needs.
*/
(function (global) {
System.config({
// DEMO ONLY! REAL CODE SHOULD NOT TRANSPILE IN THE BROWSER
transpiler: 'ts',
typescriptOptions: {
// Copy of compiler options in standard tsconfig.json
"target": "es5",
"module": "commonjs",
"moduleResolution": "node",
"sourceMap": true,
"emitDecoratorMetadata": true,
"experimentalDecorators": true,
"noImplicitAny": true,
"suppressImplicitAnyIndexErrors": true
},
meta: {
'typescript': {
"exports": "ts"
}
},
paths: {
// paths serve as alias
'npm:': 'https://unpkg.com/'
},
// map tells the System loader where to look for things
map: {
// our app is within the app folder
app: 'app',
// angular bundles
'@angular/animations': 'npm:@angular/animations@4.2.6/bundles/animations.umd.js',
'@angular/animations/browser': 'npm:@angular/animations@4.2.6/bundles/animations-browser.umd.js',
'@angular/core': 'npm:@angular/core@4.2.6/bundles/core.umd.js',
'@angular/common': 'npm:@angular/common@4.2.6/bundles/common.umd.js',
'@angular/compiler': 'npm:@angular/compiler@4.2.6/bundles/compiler.umd.js',
'@angular/platform-browser': 'npm:@angular/platform-browser@4.2.6/bundles/platform-browser.umd.js',
'@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic@4.2.6/bundles/platform-browser-dynamic.umd.js',
'@angular/platform-browser/animations': 'npm:@angular/platform-browser@4.2.6/bundles/platform-browser-animations.umd.js',
'@angular/http': 'npm:@angular/http@4.2.6/bundles/http.umd.js',
'@angular/router': 'npm:@angular/router@4.2.6/bundles/router.umd.js',
'@angular/forms': 'npm:@angular/forms@4.2.6/bundles/forms.umd.js',
'@angular/upgrade': 'npm:@angular/upgrade@4.2.6/bundles/upgrade.umd.js',
'@angular/upgrade/static': 'npm:@angular/upgrade@4.2.6/bundles/upgrade-static.umd.js',
// other libraries
'rxjs': 'npm:rxjs',
'angular-in-memory-web-api': 'npm:angular-in-memory-web-api/bundles/in-memory-web-api.umd.js',
'ts': 'npm:plugin-typescript@4.0.10/lib/plugin.js',
'typescript': 'npm:typescript@2.0.3/lib/typescript.js',
'primeng': 'npm:primeng@4.2.1'
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
app: {
main: './main.ts',
defaultExtension: 'ts'
},
rxjs: {
defaultExtension: 'js'
},
primeng: {
defaultExtension: 'js'
}
}
});
if (!global.noBootstrap) { bootstrap(); }
// Bootstrap the `AppModule`(skip the `app/main.ts` that normally does this)
function bootstrap() {
console.log('Auto-bootstrapping');
// Stub out `app/main.ts` so System.import('app') doesn't fail if called in the index.html
System.set(System.normalizeSync('app/main.ts'), System.newModule({ }));
// bootstrap and launch the app (equivalent to standard main.ts)
Promise.all([
System.import('@angular/platform-browser-dynamic'),
getAppModule()
])
.then(function (imports) {
var platform = imports[0];
var app = imports[1];
platform.platformBrowserDynamic().bootstrapModule(app.AppModule);
})
.catch(function(err){ console.error(err); });
}
// Import AppModule or make the default AppModule if there isn't one
// returns a promise for the AppModule
function getAppModule() {
if (global.noAppModule) {
return makeAppModule();
}
return System.import('app/app.module').catch(makeAppModule)
}
function makeAppModule() {
console.log('No AppModule; making a bare-bones, default AppModule');
return Promise.all([
System.import('@angular/core'),
System.import('@angular/platform-browser'),
System.import('app/app.component')
])
.then(function (imports) {
var core = imports[0];
var browser = imports[1];
var appComp = imports[2].AppComponent;
var AppModule = function() {}
AppModule.annotations = [
new core.NgModule({
imports: [ browser.BrowserModule ],
declarations: [ appComp ],
bootstrap: [ appComp ]
})
]
return {AppModule: AppModule};
})
}
})(this);
<p-tabView tabScroller>
<p-tabPanel header="one">
<button (click)="showSecondTab()">Show Second Tab</button>
</p-tabPanel>
<p-tabPanel header="two">
Two
</p-tabPanel>
<p-tabPanel header="three">
</p-tabPanel>
<p-tabPanel header="fourt">
</p-tabPanel>
<p-tabPanel header="five">
</p-tabPanel>
<p-tabPanel header="six">
</p-tabPanel>
<p-tabPanel header="seven">
</p-tabPanel>
<p-tabPanel header="eight">
</p-tabPanel> <p-tabPanel header="first">
</p-tabPanel>
<p-tabPanel header="nine">
</p-tabPanel>
<p-tabPanel header="ten">
</p-tabPanel>
<p-tabPanel header="eleven">
</p-tabPanel>
<p-tabPanel header="twelve">
</p-tabPanel>
<p-tabPanel header="thirteen">
</p-tabPanel>
<p-tabPanel header="fourteen">
<button (click)="showSecondTab()">Show Second Tab</button>
</p-tabPanel>
<p-tabPanel header="NEW" *ngIf="showTab">
Content
</p-tabPanel>
</p-tabView>
# PrimeNG Issue Template
Please create a test case and attach the link of the plunkr to your github issue report.
import { Directive, ElementRef, NgZone, Input, ContentChildren, QueryList } from '@angular/core';
import { TabPanel } from 'primeng/primeng';
import { interval } from 'rxjs/observable/interval';
import { of } from 'rxjs/observable/of';
import { fromEvent } from 'rxjs/observable/fromEvent';
import { Subject } from 'rxjs/Subject';
import { takeUntil } from 'rxjs/operators/takeUntil';
import { mergeMap } from 'rxjs/operators/mergeMap';
import { take } from 'rxjs/operators/take';
import { delay } from 'rxjs/operators/delay';
import 'rxjs/add/observable/fromEvent';
import 'rxjs/add/observable/of';
@Directive({
selector: '[tabScroller]',
})
export class TabScrollerDirective {
@Input() arrowWidth = 30;
@Input() shiftWidth = 25;
@ContentChildren(TabPanel) tabPanels: QueryList<TabPanel>;
private _container: HTMLElement;
private _nav: HTMLElement;
private _shift = 0;
private _scrollable: boolean;
private _leftArrow: HTMLElement;
private _rightArrow: HTMLElement;
private readonly _destroyed$ = new Subject<void>();
constructor(
private elRef: ElementRef,
private zone: NgZone) { }
get rightBorder() {
return -(this._nav.scrollWidth - this._nav.offsetWidth);
}
ngAfterContentInit() {
this.tabPanels.changes
.pipe(takeUntil(this._destroyed$))
.subscribe(() => {
this.zone.onStable.asObservable()
.pipe(take(1))
.subscribe(() => this._refreshScroller());
})
}
ngAfterViewInit() {
this.zone.runOutsideAngular(() => this.init());
}
init() {
this._nav = this.elRef.nativeElement.querySelector('[role=tablist]');
this._container = wrap(this._nav, 'nav-wrapper');
this._initEvents();
this._leftArrow = this._createArrow('left');
this._rightArrow = this._createArrow('right');
this._refreshScroller();
}
scroll(shift: number) {
this._shift += shift;
const rightBorder = this.rightBorder;
if (this._shift < rightBorder) {
this._shift = rightBorder;
}
if (this._shift >= 0) {
this._shift = 0;
}
this._leftArrow.classList.toggle('nav-arrow--disabled', this._shift >= 0);
this._rightArrow.classList.toggle('nav-arrow--disabled', this._shift <= rightBorder);
this._nav.style.transform = `translateX(${this._shift}px)`;
}
ngOnDestroy() {
this._destroyed$.next();
this._destroyed$.complete();
}
private _initEvents() {
fromEvent(this._container, 'mousewheel')
.pipe(takeUntil(this._destroyed$))
.subscribe((e: any) => this._onMouseWheel(e));
// Firefox
fromEvent(this._container, 'DOMMouseScroll')
.pipe(takeUntil(this._destroyed$))
.subscribe((e: any) => this._onMouseWheel(e));
fromEvent(window, 'resize')
.pipe(takeUntil(this._destroyed$))
.subscribe(() => {
this._refreshScroller();
});
}
private _onMouseWheel(e: any) {
const delta = Math.max(-1, Math.min(1, (e.wheelDelta || -e.detail)));
this.scroll(delta * 25);
}
private _createArrow(direction: string) {
const arrow = el(`nav-arrow nav-arrow--${direction}`);
this._container.insertBefore(arrow, this._nav);
arrow.style.width = this.arrowWidth + 'px';
fromEvent(arrow, 'click')
.pipe(takeUntil(this._destroyed$))
.subscribe(() => {
this.scroll(direction === 'left' ? this.shiftWidth : -this.shiftWidth);
});
const upStream$ = fromEvent(arrow, 'mouseup');
// handle long press
fromEvent(arrow, 'mousedown')
.pipe(
takeUntil(this._destroyed$),
mergeMap((event) => interval(100).pipe(delay(100), takeUntil(upStream$)))
)
.subscribe(() => {
this.scroll(direction === 'left' ? this.shiftWidth : -this.shiftWidth);
});
return arrow;
}
private _refreshScroller() {
const compareWith = (this._scrollable ? -this.arrowWidth * 2 : 0);
this._container.classList.toggle('nav-wrapper--scrollable', this.rightBorder < compareWith);
this._scrollable = this.rightBorder < compareWith;
this.scroll(0);
}
}
function wrap(elem, wrapperClass: string) {
const wrapper = el('nav-wrapper');
elem.parentNode.insertBefore(wrapper, elem);
wrapper.appendChild(elem);
return wrapper;
}
function el(className: string): HTMLElement {
const div = document.createElement('div');
div.className = className;
return div;
}