C# TableLayoutPanel 添加、删除一行数据案例

来源：互联网发布：宽带有网络wifi连不上编辑：程序博客网时间：2024/06/14 21:12
案例需求:利用TableLayoutPanel动态添加一行，和删除一行
using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;using DSkin.Controls;namespace TestForm{    public partial class Form2 : Form    {        public Form2()        {            InitializeComponent();        }        TableLayoutPanel table = new TableLayoutPanel();        private void Form2_Load(object sender, EventArgs e)        {            // 默认添加一行数据            table.Dock = DockStyle.Top;            panel2.Controls.Add(table);           // table.RowCount++;            table.ColumnCount = 4;            table.Height = table.RowCount * 40;            int step = 100 / table.ColumnCount;            table.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, step));            table.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, step));            table.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, step));            table.ColumnStyles.Add(new System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, step));            for (int ii = 0; ii < table.RowCount; ii++)            {                table.RowStyles.Add(new System.Windows.Forms.RowStyle(System.Windows.Forms.SizeType.Absolute, 40));            }        }        /// <summary>        /// 添加一行        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        private void button1_Click(object sender, EventArgs e)        {            // 动态添加一行            table.RowCount++;            //设置高度            table.Height = table.RowCount * 40;            // 行高            table.RowStyles.Add(new System.Windows.Forms.RowStyle(System.Windows.Forms.SizeType.Absolute, 40));            // 设置cell样式，            table.CellBorderStyle = TableLayoutPanelCellBorderStyle.Single;            int i = table.RowCount - 1;            // 添加控件            CheckBox p = new CheckBox();            p.Anchor = AnchorStyles.None;            p.TextAlign = ContentAlignment.MiddleCenter;            table.Controls.Add(p, 0, table.RowCount-1);            p.Text = "" + i; ;            TextBox name = new TextBox();            name.Text = "name-"+i;            name.Anchor = AnchorStyles.Left | AnchorStyles.Right;            name.TextAlign = HorizontalAlignment.Center;            table.Controls.Add(name, 1, i);            TextBox inc = new TextBox();            inc.Anchor = AnchorStyles.Left | AnchorStyles.Right;            inc.TextAlign = HorizontalAlignment.Center;            inc.Text = "in-" + i;            table.Controls.Add(inc, 2, i);            TextBox outc = new TextBox();            outc.Anchor = AnchorStyles.Left | AnchorStyles.Right;            outc.TextAlign = HorizontalAlignment.Center;            outc.Text = "out-" + i;            table.Controls.Add(outc, 3, i);        }        /// <summary>        /// 删除一行        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        private void button2_Click(object sender, EventArgs e)        {            // 行数            int row = 0;            for (int i = 0; i < table.Controls.Count; i++)            {                  Control ctl = table.Controls[i];                  // 默认CheckBox为行首控件                  if (ctl.GetType().ToString().Contains("CheckBox"))                  {                       CheckBox rb = (CheckBox)ctl;                       if (rb.Checked)                       {                           // 删除当前行的所有控件                           for (int j = 0; j < table.ColumnCount;j++ )                            {                               table.Controls.RemoveAt(i);                           }                           // 移动,当前行row的下行往上移动                           for (int k = row; k < table.RowCount-1;k++ )                           {                               Control ctlNext = table.GetControlFromPosition(0, k + 1);                               table.SetCellPosition(ctlNext, new TableLayoutPanelCellPosition(0, k));                               Control ctlNext1 = table.GetControlFromPosition(1, k + 1);                               table.SetCellPosition(ctlNext1, new TableLayoutPanelCellPosition(1, k));                               Control ctlNext2 = table.GetControlFromPosition(2, k + 1);                               table.SetCellPosition(ctlNext2, new TableLayoutPanelCellPosition(2, k));                               Control ctlNext3 = table.GetControlFromPosition(3, k + 1);                               table.SetCellPosition(ctlNext3, new TableLayoutPanelCellPosition(3, k));                            }                           //移除最后一行，最后为空白行                           table.RowStyles.RemoveAt(table.RowCount - 1);                           table.RowCount = table.RowCount - 1;                           break;                       }                       row++;//行数加加                   }            }            // 重新计算高度，否则最后一行偏大            table.Height = table.RowCount * 40;        }    }}
效果图:
0 0