WPF 定时器DispatcherTimer+GetCursorPos 的使用,动态查看屏幕上任一点坐标

原文:WPF 定时器DispatcherTimer+GetCursorPos 的使用,动态查看屏幕上任一点坐标

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Windows;using System.Windows.Controls;using System.Windows.Data;using System.IO;using System.Windows.Documents;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Imaging;using System.Windows.Navigation;using System.Windows.Shapes;using System.Diagnostics;using System.Runtime.InteropServices;using System.Windows.Threading;namespace AiGame{       public partial class MainWindow : Window    {        public struct POINT        {            public int X;            public int Y;        }             [DllImport("user32.dll", CharSet = CharSet.Auto)]//导入Dll        public static extern bool GetCursorPos(ref  POINT pt);//定义相对应的函数,需使用ref传入结构,这里是传入结构的引用        public MainWindow()        {            InitializeComponent();                        DispatcherTimer dTimer = new System.Windows.Threading.DispatcherTimer();            dTimer.Tick += new EventHandler(dTimer_Tick);            dTimer.Interval = new TimeSpan(0, 0, 0, 0, 100);                           dTimer.Start();        }                void dTimer_Tick(object sender, EventArgs e)        {            POINT p = new POINT();                GetCursorPos(ref  p);//这里传入结构实例            this.Title= p.X.ToString() + "  " + p.Y.ToString();//鼠标的实时坐标在标题上体现出来                }    }}