Public Event DataBinding As EventHandler

Dim instance As Control
Dim handler As EventHandler

AddHandler instance.DataBinding, handler

public event EventHandler DataBinding

public:
event EventHandler^ DataBinding {
    void add (EventHandler^ value);
    void remove (EventHandler^ value);
}

/** @event */
public void add_DataBinding (EventHandler value)

/** @event */
public void remove_DataBinding (EventHandler value)

JScript 支持使用事件，但不支持进行新的声明。

' Override the ITemplate.InstantiateIn method to ensure 
' that the templates are created in a Literal control and
' that the Literal object's DataBinding event is associated
' with the BindData method.
Public Sub InstantiateIn(container As Control) Implements ITemplate.InstantiateIn
   Dim l As New Literal()
   AddHandler l.DataBinding, AddressOf Me.BindData
   container.Controls.Add(l)
End Sub 'InstantiateIn

' Create a public method that will handle the
' DataBinding event called in the InstantiateIn method.
Public Sub BindData(sender As Object, e As EventArgs)
   Dim l As Literal = CType(sender, Literal)
   Dim container As DataGridItem = CType(l.NamingContainer, DataGridItem)
   l.Text = CType(container.DataItem, DataRowView)(column).ToString()
End Sub 'BindData 

// Override the ITemplate.InstantiateIn method to ensure 
// that the templates are created in a Literal control and
// that the Literal object's DataBinding event is associated
// with the BindData method.
public void InstantiateIn(Control container)
{
    Literal l = new Literal();
    l.DataBinding += new EventHandler(this.BindData);
    container.Controls.Add(l);
}
// Create a public method that will handle the
// DataBinding event called in the InstantiateIn method.
public void BindData(object sender, EventArgs e)
{
    Literal l = (Literal) sender;
    DataGridItem container = (DataGridItem) l.NamingContainer;
    l.Text = ((DataRowView) container.DataItem)[column].ToString();
    
}

// Override the ITemplate.InstantiateIn method to ensure 
// that the templates are created in a Literal control and
// that the Literal object's DataBinding event is associated
// with the BindData method.
public void InstantiateIn(Control container)
{
    Literal l = new Literal();
    l.add_DataBinding(new EventHandler(this.BindData));
    container.get_Controls().Add(l);
} //InstantiateIn

// Create a public method that will handle the
// DataBinding event called in the InstantiateIn method.
public void BindData(Object sender, EventArgs e)
{
    Literal l = (Literal)sender;
    DataGridItem container = (DataGridItem)l.get_NamingContainer();
    l.set_Text(((DataRowView)container.get_DataItem()).
        get_Item(column).ToString());
} //BindData