private void lockdownWindow(IntPtr p)
{
GetWindowRect(p, out info);
int w = info.Right - info.Left;
int h = info.Bottom - info.Top;
LockdownForm lockdown = new LockdownForm();
BackgroundForm background = new BackgroundForm(lockdown);
background.Size = new Size(w, h);
SetWindowLong(background.Handle, GWL_EXSTYLE, GetWindowLong(background.Handle, GWL_EXSTYLE) | WS_EX_LAYERED);
SetParent(background.Handle, p);
background.SetBounds(0, 0, 0, 0, BoundsSpecified.Location);
background.Show();
SetLayeredWindowAttributes(background.Handle, 0, 200, LWA_ALPHA);
lockdown.Width = w;
SetWindowLong(lockdown.Handle, GWL_EXSTYLE, GetWindowLong(lockdown.Handle, GWL_EXSTYLE) | WS_EX_LAYERED);
SetParent(lockdown.Handle, p);
lockdown.SetBounds(0, (h - lockdown.Height) / 2, 0, 0, BoundsSpecified.Location);
lockdown.Show();
SetLayeredWindowAttributes(lockdown.Handle, 0, 255, LWA_ALPHA);
}
public BackgroundForm(LockdownForm lockdown)
{
InitializeComponent();
lk = lockdown;
}