Angular 9 Material Breadcrumb NPM Module
npm install mat-breadcrumb
mat-breadcrumb is a Angular Material module for Angular that generates a Angular Material breadcrumb for any page of your application. It is based on the built-in Angular router.
1.Install mat-breadcrumb via npm:
``bash`
npm i mat-breadcrumb
2.Import the MatBreadcrumbModule within your app:
`js
import {MatBreadcrumbModule} from "mat-breadcrumb";
@NgModule({
imports: [
MatBreadcrumbModule,
],
})
`
3.Add a name to your route by adding a breadcrumb property in the route's data:
`js`
const routes: Routes = [
{
path: 'page1/:pageOneID',
component: PageComponent,
data: {
title: 'page1',
breadcrumb: [
{
label: 'Page1',
url: ''
}
]
},
},
{
path: 'page1/:pageOneID/page2/:pageTwoID',
component: Page2Component,
data: {
title: 'page2',
breadcrumb: [
{
label: 'page {{pageOneID}}',// pageOneID Parameter value will be add
url: '/page1/:pageOneID'
},
{
label: 'page {{pageTwoID}}',// pageTwoID Parameter value will be add
url: ''
}
]
},
},
{
path: 'page1/:pageOneID/page2/:pageTwoID/page3/:pageThreeID',
component: Page3Component,
data: {
title: 'page3',
breadcrumb: [
{
label: 'page1',
url: '/page1/:pageOneID'
},
{
label: '{{dynamicText}} page', // If "dynamicText" is not parameter , should be set value using MatBreadcrumbService, More info please check the 5th point.
url: 'page1/:pageOneID/page2/:pageTwoID'
},
{
label: '{{customText}}', // If "customText" is not parameter , should be set value using MatBreadcrumbService, More info please check the 5th point.
url: ''
}
]
},
},
];
4.Put the lib-mat-breadcrumb's selector within your template:
`html`
| Input | Required | Details |
| ---- | ---- | ---- |
| bgColor | Optional | To set background-color for Breadcrumb, default #eee |
| fontSize | Optional | To set size of Breadcrumb, default 18px |
| fontColor | Optional | To set color of Breadcrumb, default #0275d8 |
| lastLinkColor | Optional | To set color of last link Breadcrumb, default #000 |
| symbol | Optional | To set symbol of Breadcrumb, default / |
5.Set the value using MatBreadcrumbService
`js`
import { MatBreadcrumbService } from 'mat-breadcrumb';
constructor(private MatBreadcrumbService: MatBreadcrumbService) { }
ngOnInit() {
const breadcrumb = {customText: 'This is Custom Text', dynamicText: 'Level 2 '};
this.MatBreadcrumbService.updateBreadcrumbLabels(breadcrumb);
}
6. Update the Breadcrumb using MatBreadcrumbService
`js
import { MatBreadcrumbService } from 'mat-breadcrumb';
constructor(private MatBreadcrumbService: MatBreadcrumbService) { }
updateBreadcrumb(): void {
const breadcrumbs = [
{
label: 'page {{pageOneID}}',
url: '/page1/:pageOneID'
},
{
label: 'page {{pageTwoID}}',
url: 'page1/:pageOneID/page2/:pageTwoID'
},
{
label: 'page {{pageThreeID}}',
url: 'page1/:pageOneID/page2/:pageTwoID/page3/:pageThreeID'
},
{
label: 'Update Breadcrumb',
url: ''
}
];
this.MatBreadcrumbService.updateBreadcrumb(breadcrumbs);
}
``
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Developer: Vamsi Pendyala
(The MIT License)
Copyright (c) 2020 Vamsi Pendyala
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