C#动态延时移动显示子窗口

效果

点击按钮1显示窗口 窗口从右向左 缓慢水平移动出现
点击按钮2窗口从左向右 缓慢水平移动消失

用法

源代码

命名空间

using System;
using System.Threading;
using System.Windows.Forms;
using System.Drawing;
using System.ComponentModel;

代码

    public class MyPanel : Panel
    {
       

        #region 窗口移动系统代码
        int upmar;
        int beginops;
        int finalops;
        string status = "NULL";
        BackgroundWorker BackgroundWorker1 = new BackgroundWorker();
        public void showWin()
        {
            if (status == "NULL")
            {
                status = "show";
                this.BringToFront();
                BackgroundWorker1.RunWorkerAsync();
            }
        }
        public void closeWin()
        {
            if (status == "NULL")
            {
                status = "close";
                this.BringToFront();
                BackgroundWorker1.RunWorkerAsync();
            }
        }
        private void BackgroundWorker_ProgressChanged(object sender, ProgressChangedEventArgs e)
        {
            int kk = e.ProgressPercentage*50;
           
            if(status == "show")
            {
                int x = beginops - kk;
                int y = upmar;
                if (x <= 0)
                {
                    this.Location = new Point(finalops, y);
                    status = "NULL";
                    BackgroundWorker1.CancelAsync();
                }
                else
                {
                    this.Location = new Point(x, y);
                }
            }
            else if(status == "close")
            {
                int x = kk;
                int y = upmar;
                if (x > beginops)
                {
                    this.Location = new Point(beginops, y);
                    status = "NULL";
                    BackgroundWorker1.CancelAsync();
                }
                else
                {
                    this.Location = new Point(x, y);
                }
            }
        }
        private void BackgroundWorker_DoWork(object sender, DoWorkEventArgs e)
        {
            BackgroundWorker bg = sender as BackgroundWorker;
            for (int i = 0; true; i++)
            {
                Thread.Sleep(1);
                bg.ReportProgress(i);
                if(bg.CancellationPending == true)
                {
                    e.Cancel = true;
                    break;
                }
            }
        }
        #endregion
        public MyPanel(int upMar,int beginOps,int finalOps)
        {
            #region 窗口移动系统代码
            upmar = upMar;
            beginops = beginOps;
            finalops = finalOps;
            this.Location = new Point(beginOps, upMar);

            BackgroundWorker1.DoWork += BackgroundWorker_DoWork;
            BackgroundWorker1.WorkerReportsProgress = true;
            BackgroundWorker1.ProgressChanged += BackgroundWorker_ProgressChanged;
            BackgroundWorker1.WorkerSupportsCancellation = true;
            #endregion


            this.Size = new Size(1000, 800);
            this.BackColor = Color.White;
            //下面是其他代码编辑区

        }

    }