X10D/X10D.WinForms/ControlExtensions.cs

namespace X10D.WinForms
{
    #region Using Directives

    using System.Windows.Forms;

    #endregion

    /// <summary>
    /// Extension methods for <see cref="Control"/>.
    /// </summary>
    public static class ControlExtensions
    {
        /// <summary>
        /// Thread-safe method invocation. Calls <see cref="Control.Invoke(System.Delegate)"/> if
        /// <see cref="Control.InvokeRequired"/> returns <see langword="true"/>.
        /// </summary>
        /// <param name="control">The control from which to invoke.</param>
        /// <param name="action">The action to invoke.</param>
        public static void InvokeIfRequired(this Control control, MethodInvoker action)
        {
            if (control?.InvokeRequired ?? false)
            {
                control.Invoke(action);
            }
            else
            {
                action();
            }
        }
    }
}