Class AppComponent

examples/angular/row-selection-signal/src/app/app.component.ts:32–147

  changeDetection: ChangeDetectionStrategy.OnPush,
})
export class AppComponent {
  private readonly rowSelection = signal<RowSelectionState>({})
  readonly globalFilter = signal<string>('')
  readonly data = signal(makeData(10_000))

  readonly ageHeaderCell =
    viewChild.required<TemplateRef<unknown>>('ageHeaderCell')

  readonly columns: ColumnDef<Person>[] = [
    {
      id: 'select',
      header: () => TableHeadSelectionComponent<Person>,
      cell: () => TableRowSelectionComponent<Person>,
    },
    {
      header: 'Name',
      footer: props => props.column.id,
      columns: [
        {
          accessorKey: 'firstName',
          cell: info => info.getValue(),
          footer: props => props.column.id,
          header: 'First name',
        },
        {
          accessorFn: row => row.lastName,
          id: 'lastName',
          cell: info => info.getValue(),
          header: () => 'Last Name',
          footer: props => props.column.id,
        },
      ],
    },
    {
      header: 'Info',
      footer: props => props.column.id,
      columns: [
        {
          accessorKey: 'age',
          header: () => this.ageHeaderCell(),
          footer: props => props.column.id,
        },
        {
          header: 'More Info',
          columns: [
            {
              accessorKey: 'visits',
              header: () => 'Visits',
              footer: props => props.column.id,
            },
            {
              accessorKey: 'status',
              header: 'Status',
              footer: props => props.column.id,
            },
            {
              accessorKey: 'progress',
              header: 'Profile Progress',