Button.Parent := PageControl.ActivePage;
procedure TForm1.PageControl1Change(Sender: TObject); begin Button1.BringToFront; end; procedure TForm1.Button1Click(Sender: TObject); begin ShowMessage('Hello!'); end; procedure TForm1.FormActivate(Sender: TObject); begin Button1.Parent := PageControl1; Button1.BringToFront; end;
Button1.Parent := PageControl.ActivePage;