h-usersite/angular/src/app/directives/focus-next-input.directive.ts

30 lines
815 B
TypeScript

import { Directive, EventEmitter, Input, Renderer2 } from '@angular/core';
@Directive({
selector: '[appFocusNextInput]'
})
export class FocusNextInputDirective {
@Input('appFocusNextInput') eventEmitter!: EventEmitter<string>;
constructor(private renderer: Renderer2) { }
ngOnInit() {
// TODO:
// 1: don't need to listen all events
// 2: not working in safari
this.eventEmitter.subscribe(elementId => {
try {
const element = this.renderer.selectRootElement(elementId)
setTimeout(() => {
element.focus();
element.click();
}, 0);
} catch (ex) {
(document.activeElement as HTMLElement).blur();
// If the element doesn't exist or if the element disappears when this called then no need to do anything
}
});
}
}