Method _setSelection

src/cdk/listbox/listbox.ts:902–911

* Set the selected values. * @param value The list of new selected values.

(value: readonly T[])

   * @param value The list of new selected values.
   */
  private _setSelection(value: readonly T[]) {
    if (this._invalid) {
      this.selectionModel.clear(false);
    }
    this.selectionModel.setSelection(...this._coerceValue(value));

    if (!this._hasFocus) {
      this._setNextFocusToSelectedOption();
    }
  }

  /** Sets the first selected option as first in the keyboard focus order. */
  private _setNextFocusToSelectedOption() {