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c#+winform+combobox+动态生成控件,根据选择的内容

2008-05-15 09:43  Virus-BeautyCode  阅读(8610)  评论(1编辑  收藏  举报
根据combobox选择的内容生成控件,窗体添加一个combobox和一个panel,在panel中添加控件,方便添加其他控件之前可以清除以前的控件
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;

namespace WindowsApplication21
{
    



    
public partial class Form1 : Form
    
{


        
public Form1()
        
{
            InitializeComponent();
        }


        
private void Form1_Load(object sender, EventArgs e)
        
{
            

            
this.comboBox1.Items.Add("tcp");
            
this.comboBox1.Items.Add("udp");
           
        }


        
private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        
{
            
this.panel1.Controls.Clear();
            Label lbl 
= new Label();
            
this.panel1.Controls.Add(lbl);
          
            lbl.Text 
= comboBox1.SelectedItem.ToString();
            lbl.Name 
= "lbl" + lbl.Text;
            lbl.Top 
= this.panel1.Top;
            lbl.Width 
= 50;
            lbl.Height 
= 20;
           
            TextBox tb 
= new TextBox();
            
this.panel1.Controls.Add(tb);
            tb.Text 
= "";
            tb.Name 
= "tb" + lbl.Text;
            tb.Top 
= lbl.Top;
            tb.Left 
= lbl.Right + 10;
            tb.Width 
= 200;
            tb.Height 
= 20;

        }

    }

    
public class ListItem
    
{

        
private string textField;

        
public string TextField
        
{
            
get return textField; }
            
set { textField = value; }
        }


        
private string valueField;

        
public string ValueField
        
{

            
get return valueField; }
            
set { valueField = value; }
        }

    }

    //下面绑定
}