Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 | 69x 69x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x | import { Component, EventEmitter, HostBinding, Input, Output } from '@angular/core';
import { ReactiveFormsModule } from '@angular/forms';
@Component({
selector: 'app-list-editor',
templateUrl: './list-editor.component.html',
styleUrls: ['./list-editor.component.scss'],
imports: [ReactiveFormsModule]
})
export class ListEditorComponent{
@HostBinding('class') css = 'listbox form-group';
@Input()
list: string[] = [];
@Input()
type = 'email';
@Input()
placeholder = 'Add item';
@Output()
onAdd = new EventEmitter<string>();
@Output()
onRemove = new EventEmitter<string>();
@Output()
selected = new EventEmitter<string>();
addingText = '';
selectedIndex = -1;
error = '';
add() {
this.error = '';
if (!this.addingText) return;
if (this.list.includes(this.addingText)) {
this.error = 'Duplicate name';
return;
}
this.list.push(this.addingText);
this.onAdd.emit(this.addingText);
this.addingText = '';
this.select(this.list.length - 1);
}
remove(index: number) {
this.onRemove.emit(this.list[index]);
this.list.splice(index, 1);
}
select(index: number) {
this.selectedIndex = index;
if (index !== -1) {
this.selected.emit(this.list[index]);
} else {
this.selected.emit(undefined);
}
}
keydown(event: KeyboardEvent) {
if (event.key === 'Enter') {
this.add();
event.preventDefault();
}
}
}
|