void __fastcall TForm1::Button1Click(TObject *Sender)
{
ShowMessage("Button 1 clicked");

}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button2Click(TObject *Sender)
{
Application->ProcessMessages();
    // Get the point in the center of button 1
    TPoint Pt;
    Pt.x = Button1->Left + Button1->Width / 2;
    Pt.y = Button1->Top + Button1->Height / 2;
    // Convert Pt to screen coordinates
    Pt = ClientToScreen(Pt);

    // Convert Pt to mickeys
    Pt.x = Pt.x * 65535. / Screen->Width;
    Pt.y = Pt.y * 65535. / Screen->Height;
    // Move the mouse
    mouse_event(MOUSEEVENTF_ABSOLUTE : MOUSEEVENTF_MOVE, Pt.x, Pt.y, 0, 0);<<======여기서
                                                                             function call error
    // Simulate the left mouse button down
    mouse_event(MOUSEEVENTF_ABSOLUTE : MOUSEEVENTF_LEFTDOWN, Pt.x, Pt.y, 0, 0);
    // Simulate the left mouse button up
    mouse_event(MOUSEEVENTF_ABSOLUTE : MOUSEEVENTF_LEFTUP, Pt.x, Pt.y, 0, 0);

}