public void SetControlEnabled(Control control, bool val)
{
if (control.InvokeRequired)
{
SetControlEnabledCallback d = SetControlEnabled;
try
{
Invoke(d, new object[] { control, val });
}
catch (Exception) { }
}
else
{
control.Enabled = val;
}
}
/// <summary>
/// Enable or disable a control
/// </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 enable, false to disable</param>
public static void SetControlEnabled(Control container, Control control, bool val)
{
if (container == null || control == null)
{
return;
}
if (container.InvokeRequired)
{
SetControlEnabledCallback d = SetControlEnabled;
try
{
container.Invoke(d, new object[] { container, control, val });
}
catch { }
}
else
{
control.Enabled = val;
}
}
private void SetControlEnabled(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)
{
SetControlEnabledCallback d = new SetControlEnabledCallback(SetControlEnabled);
this.Invoke(d, new object[] { flag, ctr });
}
else
{
ctr.Enabled = flag;
}
}
