using System;using System.Net;using System.Windows;using System.Windows.Controls;using System.Windows.Documents;using System.Windows.Ink;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Animation;using System.Windows.Shapes;namespace SFiresoft.Util{    /// 
    /// 鼠标双击监测辅助类    /// 
    public class DoubleClickHelper    {        private System.Windows.Threading.DispatcherTimer _doubleClickTimer;        public static DoubleClickHelper _DoubleClickHelper = null;        public static DoubleClickHelper getInstance()        {            if (_DoubleClickHelper == null)            {                _DoubleClickHelper = new DoubleClickHelper();            }            return _DoubleClickHelper;        }        public object TargetObject { get; set; }        private DoubleClickHelper()        {            _doubleClickTimer = new System.Windows.Threading.DispatcherTimer();            _doubleClickTimer.Interval = new TimeSpan(0, 0, 0, 0, 300);            _doubleClickTimer.Tick += new EventHandler(DoubleClick_Timer); _doubleClickTimer.Stop();        }        void DoubleClick_Timer(object sender, EventArgs e)        {            _doubleClickTimer.Stop();        }        /// 
                /// 检测当前是否为双击事件        /// /// 
                /// 
             public bool IsDoubleClick(object targetObject)        {            if (object.ReferenceEquals(targetObject, this.TargetObject))            {                if (_doubleClickTimer.IsEnabled)                {                    _doubleClickTimer.Stop();                    return true;                }                else                {                    _doubleClickTimer.Start();                    return false;                }            }            else            {                _doubleClickTimer.Start();                this.TargetObject = targetObject;                return false;            }                    }    }}