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using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Windows.Forms;namespace WinForm??3{    public partial class Form1 : Form    {        public Form1()        {            InitializeComponent();            this.timeField.AutoSize = false;        }        protected override void OnLayout(LayoutEventArgs event)        {            base.OnLayout(event);            int w = this.ClientSize.Width;            int h = this.ClientSize.Height;            int yoff = 4;            this.timeField.Location = new Point(0, yoff);            this.timeField.Size = new Size(w - 80, 30);            this.button1.Location = new Point(w - 80, yoff);            this.button1.Size = new Size(80, 30);            yoff += 30;            yoff += 4;            this.pictureBox1.Location = new Point(0, yoff);            this.pictureBox1.Size = new Size(w, h - yoff - 4);        }        private void On_Test(object sender, EventArgs e)        {            string timeStr = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");            timeField.Text = timeStr;        }    }}