old_flsystem/PCRobot/ControlExtension.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace System.Windows.Forms
{
    /// <summary>
    /// 
    /// </summary>
    public static class ControlExtension
    {
        //private static NLog.ILogger log = NLog.LogManager.GetLogger("ControlExtension");
        /// <summary>
        /// 控件跨线程访问
        /// </summary>
        /// <param name="uiElement"></param>
        /// <param name="updater"></param>
        /// <param name="forceSynchronous"></param>
        /// <param name="isOutputLog"></param>
        public static void SafeInvoke(this Control uiElement, Action updater, bool forceSynchronous = true,bool isOutputLog=true)
        {
            try
            {
                if (uiElement == null)
                {
                    throw new ArgumentNullException("uiElement");
                }

                if (uiElement.InvokeRequired)
                {
                    if (forceSynchronous)
                    {
                        uiElement.Invoke((Action)delegate { SafeInvoke(uiElement, updater, forceSynchronous); });
                    }
                    else
                    {
                        uiElement.BeginInvoke((Action)delegate { SafeInvoke(uiElement, updater, forceSynchronous); });
                    }
                }
                else
                {
                    if (uiElement.IsDisposed)
                    {
                        return;
                        throw new ObjectDisposedException("Control is already disposed.");
                    }

                    updater();
                }
            }
            catch (Exception ex)
            {
                if (isOutputLog)
                {
                    //log.Error(ex);
                }
            }
        }
        /// <summary>
        /// 控件跨线程访问
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="uiElement"></param>
        /// <param name="updater"></param>
        /// <param name="data"></param>
        /// <param name="forceSynchronous"></param>
        /// <param name="isOutputLog"></param>
        public static void SafeInvoke<T>(this Control uiElement, Action<T> updater, T data, bool forceSynchronous = true, bool isOutputLog = true)
        {
            try
            {
                if (uiElement == null)
                {
                    throw new ArgumentNullException("uiElement");
                }

                if (uiElement.InvokeRequired)
                {
                    if (forceSynchronous)
                    {
                        uiElement.Invoke(updater, data);
                    }
                    else
                    {
                        uiElement.BeginInvoke(updater, data);
                    }
                }
                else
                {
                    if (uiElement.IsDisposed)
                    {
                        return;
                        throw new ObjectDisposedException("Control is already disposed.");
                    }
                    updater(data);
                }
            }
            catch (Exception ex)
            {
                if (isOutputLog)
                {
                    //log.Error(ex);
                }
            }
        }

        /// <summary>
        /// 自动禁止启动执行
        /// </summary>
        /// <param name="uiElement"></param>
        /// <param name="updater"></param>
        /// <param name="hintText"></param>
        public static void SafeEnabledInvoke(this ToolStripItem uiElement, Action updater, string hintText = "正在执行.")
        {
            string value = uiElement.Text;
            uiElement.Enabled = false;
            uiElement.Text = hintText;
            try
            {
                updater();
            }
            catch (Exception ex)
            {
                //log.Error(ex);
            }
            uiElement.Text = value;
            uiElement.Enabled = true;
        }

        /// <summary>
        /// 自动禁止启动控件执行
        /// </summary>
        /// <param name="uiElement"></param>
        /// <param name="updater"></param>
        /// <param name="hintText"></param>
        public static void SafeEnabledInvoke(this Control uiElement, Action updater,string hintText= "正在执行.")
        {
            uiElement.Enabled = false;
            string value = uiElement.Text;
            uiElement.Text = hintText;
            try
            {
                updater();
            }
            catch (Exception ex)
            {
                //log.Error(ex);
            }
            uiElement.Text = value;
            uiElement.Enabled = true;
        }
    }
}