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C#中TextBox实现输入提示功能的方法

时间:2020-10-27 12:16:06 | 栏目:.NET代码 | 点击:

本文实例讲述了C#中TextBox实现输入提示功能的方法。分享给大家供大家参考。具体如下:

设置TextBox的AutoCompleteSource的属性为CustomSource,设置TextBox的AutoCompleteMode属性为SuggestAppend。

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using WindowsApplication7.DataSet1TableAdapters;
namespace WindowsApplication7
{
 public partial class Form1 : Form
 {
  DataSet1 ds = new DataSet1();
  CustomersTableAdapter adpter = new CustomersTableAdapter();
  public Form1()
  {
   InitializeComponent();
  }
  private void BuildAutoCompleteList()
  {
   AutoCompleteStringCollection filterVals = new AutoCompleteStringCollection();
   foreach (DataRow dr in ds.Customers)
   {
    filterVals.Add(dr["CompanyName"].ToString());
   }
   txtCompanyName.AutoCompleteCustomSource = filterVals;
  }
  private void Form1_Load(object sender, EventArgs e)
  {
   adpter.Fill(ds.Customers);
   BuildAutoCompleteList();
   }
 }
}

希望本文所述对大家的C#程序设计有所帮助。

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