DevExtreme Angular - Keyboard Support

An end user can use the following keys to interact with the widget.

Key Action
Switches the widget to the previous view.
Switches the widget to the next view.

You can implement a custom handler for a key using the registerKeyHandler(key, handler) method.

jQuery
JavaScript
function registerKeyHandlers () {
    let tabPanel =  $("#tabPanelContainer").dxTabPanel("instance");
    tabPanel.registerKeyHandler("backspace", function (e) {
        // The argument "e" contains information on the event
    });
    tabPanel.registerKeyHandler("space", function (e) {
        // ...
    });
}
Angular
TypeScript
import { ..., ViewChild, AfterViewInit } from "@angular/core";
import { DxTabPanelModule, DxTabPanelComponent } from "devextreme-angular";
// ...
export class AppComponent implements AfterViewInit {
    @ViewChild(DxTabPanelComponent) tabPanel: DxTabPanelComponent
    ngAfterViewInit () {
        this.tabPanel.instance.registerKeyHandler("backspace", function (e) {
            // The argument "e" contains information on the event
        });
        this.tabPanel.instance.registerKeyHandler("space", function (e) {
            // ...
        });
    }
}
@NgModule({
    imports: [
        // ...
        DxTabPanelModule
    ],
    // ...
})
See Also