/// <summary>
/// Make a control visible or invisible
/// </summary>
/// <param name="container">The control that contains the control to change</param>
/// <param name="control">The control to change</param>
/// <param name="val">True to make it visible, false to make it invisible</param>
public static void SetControlVisible(Control container, Control control, bool val)
{
if (container.InvokeRequired)
{
SetControlVisibleCallback d = SetControlVisible;
try
{
container.Invoke(d, new object[] { container, control, val });
}
catch (Exception) { }
}
else
{
control.Visible = val;
}
}
private void SetControlVisible(Boolean flag, Control ctr)
{
// InvokeRequired required compares the thread ID of the
// calling thread to the thread ID of the creating thread.
// If these threads are different, it returns true.
if (ctr.InvokeRequired)
{
SetControlVisibleCallback d = new SetControlVisibleCallback(SetControlVisible);
this.Invoke(d, new object[] { flag, ctr });
}
else
{
ctr.Visible = flag;
}
}
