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Show ToolTip text of CheckedListBox items bound from database in Windows Form

Posted By:satyapriyanayak       Posted Date: January 13, 2015    Points: 40    Category: Visual Studio    URL: http://www.dotnetspark.com  

In this Code Snippets we will know how to Show ToolTip text of CheckedListBox items bound from database in Windows Form.

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 System.Data.OleDb;
namespace InsertmultipleValueCheckBoxList
    public partial class Form1 : Form
        string ConnectionString = System.Configuration.ConfigurationSettings.AppSettings["dsn"];
        OleDbCommand com;
        string str;
        private int tIndex = -1;
        public Form1()
            checkedListBox1.MouseHover += new EventHandler(checkedListBox1_MouseHover);
            checkedListBox1.MouseMove += new MouseEventHandler(checkedListBox1_MouseMove);

        private void Form1_Load(object sender, EventArgs e)
            OleDbConnection con = new OleDbConnection(ConnectionString);
            str = "select * from test";
            com = new OleDbCommand(str, con);
            OleDbDataReader reader = com.ExecuteReader();
            while (reader.Read())



        private void checkedListBox1_MouseMove(object sender, MouseEventArgs e)
            int index = checkedListBox1.IndexFromPoint(e.Location);

            if (tIndex != index)

        private void checkedListBox1_MouseHover(object sender, EventArgs e)
        void GetToolTip()

            Point pos = checkedListBox1.PointToClient(MousePosition);
            tIndex = checkedListBox1.IndexFromPoint(pos);

            if (tIndex > -1)

                pos = this.PointToClient(MousePosition);
                toolTip1.ToolTipTitle = "ToolTip for CheckedListBox";
                toolTip1.SetToolTip(checkedListBox1, checkedListBox1.Items[tIndex].ToString());




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