/* 
 * Copyright (c) 2009 Craig Sutherland
 * 
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */

using System;
using System.Windows.Forms;

namespace FastForward.WinCore
{
    /// <summary>
    /// Utilities for working with controls.
    /// </summary>
    public static class ControlUtils
    {
        #region Public methods
        #region SafeInvoke()
        /// <summary>
        /// Make sure the method is invoked on the correct thread for a control.
        /// </summary>
        /// <param name="control"></param>
        /// <param name="action"></param>
        public static void SafeInvoke(this Control control, Action action)
        {
            try
            {
                if ((control != null) && !control.IsDisposed && !control.Disposing)
                {
                    if (control.InvokeRequired)
                    {
                        control.Invoke(action);
                    }
                    else
                    {
                        action();
                    }
                }
            }
            catch (Exception error)
            {
                throw new InvalidOperationException("Unable to safely invoke method", error);
            }
        }

        /// <summary>
        /// Make sure the method is invoked on the correct thread for a control.
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="control"></param>
        /// <param name="action"></param>
        /// <param name="value"></param>
        public static void SafeInvoke<T>(this Control control, Action<T> action, T value)
        {
            try
            {
                if ((control != null) && !control.IsDisposed && !control.Disposing)
                {
                    if (control.InvokeRequired)
                    {
                        control.Invoke(action, value);
                    }
                    else
                    {
                        action(value);
                    }
                }
            }
            catch (Exception error)
            {
                throw new InvalidOperationException("Unable to safely invoke method", error);
            }
        }
        #endregion
        #endregion
    }
}