Unbound Mode
RadMultiColumnComboBox supports unbound mode allowing to add columns and rows programmatically.
Unbound mode
this.radMultiColumnComboBox1.MultiColumnComboBoxElement.Columns.Add("Name");
this.radMultiColumnComboBox1.MultiColumnComboBoxElement.Columns.Add("Id");
for (int i = 0; i < 10; i++)
{
this.radMultiColumnComboBox1.EditorControl.Rows.Add("Item" + i, i);
}
Me.radMultiColumnComboBox1.MultiColumnComboBoxElement.Columns.Add("Name")
Me.radMultiColumnComboBox1.MultiColumnComboBoxElement.Columns.Add("Id")
For i As Integer = 0 To 9
Me.RadMultiColumnComboBox1.EditorControl.Rows.Add("Item" & i, i)
Next