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Module MonModule
Dim strConn As String = "Data Source=localhost; Integrated Security=SSPI; Initial Catalog=MaBase"
Public cnx As New SqlConnection(strConn)
'la fonction pour raffraichissement qui retourne un dataview
Public Function rafraichier(ByVal requete As String) As DataView
cnx.Open()
Dim da = New SqlDataAdapter(requete, cnx)
cnx.Close()
Dim ds As New DataSet()
ds.Clear()
da.Fill(ds, "matable")
Dim dv = ds.Tables("matable").DefaultView
dv.AllowEdit = True
Return dv
End Function
End Module
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
'afficher la liste des plans dans un datagrid pour le test
Dim dv As DataView = rafraichier("SELECT * FROM [plan]")
dgvPlan.DataSource = dv
End Sub
'afficher la liste des rayons du plan donné dans un listbox et datagrid(pour le test)
Private Sub txtPlan_Validated(ByVal sender As Object, ByVal e As System.EventArgs) Handles txtPlan.Validated
lstRayon.Items.Clear()
Dim dv As DataView = rafraichier("SELECT * FROM [Rayon] WHERE numplan='" & txtPlan.Text & "'")
dgvRayon.DataSource = dv
'listbox
Dim pos As Integer
ReDim lstRayon.Tag(dv.Count - 1)
For cmp = 0 To dv.Count - 1
pos = lstRayon.Items.Add(dv(cmp).Item("code") & Chr(9) & dv(cmp).Item("designation"))
lstRayon.Tag(pos) = dv(cmp).Item("id")
Next cmp
'liste des artciles du rayon sélectionné dans la listbox
Private Sub lstRayon_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles lstRayon.SelectedIndexChanged
Dim rayon As Integer = lstRayon.Tag(lstRayon.SelectedIndex)
Dim dv As DataView = rafraichier("SELECT Article_Rayon.ID,Article_Rayon.Repere,Article_Rayon.Rayon,Article_Rayon.Article,Article.Designation,Article.Dimension,Article.Prix,Article_Rayon.Quantite " & _
"FROM [Article],[Article_Rayon] " & _
"WHERE Article_Rayon.rayon=" & rayon & " AND Article_Rayon.Article=Article.Code")
dgvArticle.DataSource = dv
End Sub |
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