public virtual void ShowChart(bool show, int l = -1, int t = -1, int w = -1, int h = -1)
{
if (show)
{
_form.InvokeIfRequired(c => c.Show());
if (l != -1 && t != -1 && w != -1 && h != -1)
{
WindowMove.SetWindowPosition(_form.Handle, l, t, w, h);
}
else if (l != -1 && t != -1)
{
WindowMove.SetWindowPosition(_form.Handle, l, t, -1, -1, WindowMove.SWP_NOSIZE);
}
//disable the Close button, such that we cannot manually cose the chart
_form.InvokeIfRequired(c =>
{
IntPtr hSystemMenu = UnsafeNativeMethods.GetSystemMenu(_form.Handle, false);
UnsafeNativeMethods.RemoveMenu(hSystemMenu, UnsafeNativeMethods.SC_CLOSE, UnsafeNativeMethods.MF_BYCOMMAND); //remove the "X". both work and we need only one.
});
}
else
{
_form.InvokeIfRequired(c => c.Hide());
}
_bShowChart = show;
}
