Getting Started with WinForms CheckedDropDownList

The following tutorial demonstrates how to populate RadCheckedDropDownList and how to react to a user's choice in code.

Figure 1: Adding items at design time

1. Drag RadCheckedDropDownList to a form and click the Smart Tag.

2. Click the Edit Items button.

3. Add a few items.

4. Check some of them.

5. In the Properties section in Visual Studio select the events button and double click the ItemCheckedChanged event.

6. Replace the automatically generated event handler with this code:

Handling ItemCheckedChanged event

private void radCheckedDropDownList1_ItemCheckedChanged(object sender, RadCheckedListDataItemEventArgs e)
{
      RadMessageBox.Show(" Item >> " + e.Item.Text + " Checked state >> " + e.Item.Checked);
}

Private Sub radCheckedDropDownList1_ItemCheckedChanged(sender As Object, e As RadCheckedListDataItemEventArgs)
    RadMessageBox.Show(" Item >> " + e.Item.Text + " Checked state >> " + e.Item.Checked)
End Sub

Figure 2: Handling ItemCheckedChanged

See Also

• Structure
• Design Time
• How to Order the Tokens Based on the Items Collection

Telerik UI for WinForms Learning Resources

• Telerik UI for WinForms CheckedDropDownList Component
• Getting Started with Telerik UI for WinForms Components
• Telerik UI for WinForms Setup
• Telerik UI for WinForms Application Modernization
• Telerik UI for WinForms Visual Studio Templates
• Deploy Telerik UI for WinForms Applications
• Telerik UI for WinForms Virtual Classroom(Training Courses for Registered Users)
• Telerik UI for WinForms License Agreement)