databinding to custom control

[TommyLiu]

I try to create a custom control by using VB 2008 Express Edition. This control contains one textbox and one button by using usercontrol class to build up. For this control picture, please refer to

.
But I cannot use the proeprtygrid to setup the databindings property of this new custom control like

.
Do you have any ideal or suggestion to let me be possible? Thank you very much.

 

[ryanoq]

Although its been a while thought I'd answer anyway:

Imports System.ComponentModel

    Private m_AltFileName As String
    ''' <summary>
    ''' The full path of an alternate image file to display such as a thumbnail.
    ''' </summary>
    ''' <remarks></remarks>
    <Description("The full path of an alternate image file to display such as a thumbnail.")> _
    [B][COLOR="Red"]<Bindable(True)> _[/COLOR][/B]
    Public Property AltFileName() As String
        Get
            Return m_AltFileName
        End Get
        Set(ByVal value As String)
            m_AltFileName = value
        End Set
    End Property