كيف اعرض بيانات حقل معين في كومبوبوكس

READ THIS EXAMPLE CAREFULLY

Public Class Form1

Private Sub Form1_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load

Me.ComboBox1.Enabled = False

Dim dt As New DataTable

dt = GetDataTable()

Me.ComboBox1.DataSource = dt

Me.ComboBox1.ValueMember = "ID"

TH(Me.ComboBox1.DisplayMember = "NAME")

Me.ComboBox1.Enabled = True

End Sub

Private Function GetDataTable() As DataTable

Dim dt As DataTable

''dt= datatable from datasource

'Return datatable from the datasource

Return dt

End Function

Private Sub ComboBox1_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles ComboBox1.SelectedIndexChanged

Dim X As Integer = 0

X = Me.ComboBox1.SelectedValue

'' GET THE DATA FROM THE DATABASE DEPENDING ON X WHICH IS EQUAL 2 THE ID

End Sub

End Class