ComboBox - DataGridView Sample

The Article Demonstrate the how to change the DataSource Property of DataGridView Dynamically.


  • ComboBox Control
  • DataGridView Control


  • The method is so easy to handle.
  • Here, I am taken an XML file as DataBase file.
  • The Article shows displaying data into DataGridView Control of table name selected from the ComboBox Control.


  1. Create a new instance of the System.Data.DataSet class.

    DataSet Dset = new DataSet();

    Listing 1
  2. Now, on the Form_Load event handler read an XML file using DataSet Object.


    Listing 2
  3. Then add all the TableName avail in the DataSet Object to the ComboBox items collection. Result is displayed in Figure 1.

    for (int item=0; item < Dset.Tables.Count;item++ )

    Listing 3


    Figure 1

  4. After this, set the DataSource property of DataGridView to the selected item of ComboBox.

    private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
             dataGridView1.DataSource = null;
             dataGridView1.DataSource = Dset.Tables[comboBox1.Text];

    Listing 4

Output: Following snapshots shows the intended result.

ComboBox - DataGridView Sample

Figure 2

ComboBox - DataGridView Sample

Figure 3


In this session, we have seen the ComboBox - DataGridView operation for displaying table data dynamically from the selected item of ComboBox Control.