<CategoryAttribute("Common Properties")>
Public Property Columns As ObservableCollection(Of UXDataComboBoxColumn)

Dim instance As UXDataComboBox
Dim value As ObservableCollection(Of UXDataComboBoxColumn)
 
instance.Columns = value
 
value = instance.Columns

[CategoryAttribute("Common Properties")]
public ObservableCollection<UXDataComboBoxColumn> Columns {get; set;}

public read-write property Columns: ObservableCollection; 

CategoryAttribute("Common Properties")
public function get,set Columns : ObservableCollection

[CategoryAttribute("Common Properties")]
public: __property ObservableCollection<UXDataComboBoxColumn*>* get_Columns();
public: __property void set_Columns( 
   ObservableCollection<UXDataComboBoxColumn*>* value
);

[CategoryAttribute("Common Properties")]
public:
property ObservableCollection<UXDataComboBoxColumn^>^ Columns {
   ObservableCollection<UXDataComboBoxColumn^>^ get();
   void set (    ObservableCollection<UXDataComboBoxColumn^>^ value);
}

<Intersoft:UXPageableComboBox.Columns>
        <Intersoft:UXDataComboBoxTextColumn Header="Customer ID" Binding="{Binding CustomerID}"
                DisplayMode="Image" ImageHeight="64" ImageWidth="64" ImageStretch="Fill" ImageBinding="{Binding PhotoPath}"/>
        <Intersoft:UXDataComboBoxTextColumn Header="Contact Name" Binding="{Binding ContactName}"/>
        <Intersoft:UXDataComboBoxTextColumn Header="Company Name" Binding="{Binding CompanyName}"/>
</Intersoft:UXPageableComboBox.Columns>