61 lines
1.4 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace Components
{
public partial class CustomComboBox : UserControl
{
public CustomComboBox()
{
InitializeComponent();
}
public void ClearComboBox()
{
comboBox.Items.Clear();
comboBox.SelectedItem = null;
comboBox.Text = string.Empty;
}
public string SelectedItem
{
get
{
return comboBox.SelectedItem?.ToString() ?? string.Empty; }
set
{
comboBox.SelectedItem = value;
}
}
public ComboBox.ObjectCollection ComboBoxItems
{
get { return comboBox.Items; }
}
private EventHandler _onValueChangedEvent;
public event EventHandler ValueChangedEvent
{
add
{
_onValueChangedEvent += value;
}
remove
{
_onValueChangedEvent -= value;
}
}
private void CustomComboBox_SelectedValueChanged(object sender, EventArgs e)
{
_onValueChangedEvent?.Invoke(sender, e);
}
}
}