Sub Choix_du_Fichier()
Dim FichierSource As Variant
Dim Source As Workbook
Dim Cible As Worksheet
On Error GoTo Fin
Set Cible = Sheets("Feuille1")
FichierSource = Application.GetOpenFilename("Fichiers (*.xlsx),*.xlsx")
If FichierSource = False Then GoTo Fin
Application.ScreenUpdating = False
Set Source = Workbooks.Open(FichierSource)
With Source
.Sheets("Feuille1").Range("C15:D800,M15:M800").Copy Destination:=Cible.Range("A1")
.Close False
End With
Application.ScreenUpdating = True
MsgBox "Fin de l'import !"
GoTo Fin
Fin:
Application.ScreenUpdating = True
Set Cible = Nothing
Set Source = Nothing
End Sub