Method notifySelectionChange

src/ink/ink.tsx:1401–1404

()

    return () => this.selectionListeners.delete(cb);
  }
  private notifySelectionChange(): void {
    this.onRender();
    for (const cb of this.selectionListeners) cb();
  }

  /**
   * Hit-test the rendered DOM tree at (col, row) and bubble a ClickEvent