il faut utiliser une api:
Private Declare Sub mouse_event Lib "user32" (ByVal dwFlags As Long, ByVal dx As Long, ByVal dy As Long, ByVal cButtons As Long, ByVal dwExtraInfo As Long)
Private Declare Function SetCursorPos& Lib "user32" (ByVal X As Long, ByVal Y As Long)
'constantes:
Const MOUSEEVENTF_ABSOLUTE = &H8000
Const MOUSEEVENTF_LEFTDOWN = &H2
Const MOUSEEVENTF_LEFTUP = &H4
Const MOUSEEVENTF_MIDDLEDOWN = &H20
Const MOUSEEVENTF_MIDDLEUP = &H40
Const MOUSEEVENTF_MOVE = &H1
Const MOUSEEVENTF_RIGHTDOWN = &H8
Const MOUSEEVENTF_RIGHTUP = &H10
Const MOUSEEVENTF_WHEEL = &H80
Const MOUSEEVENTF_XDOWN = &H100
Const MOUSEEVENTF_XUP = &H200
Const WHEEL_DELTA = 120
Const XBUTTON1 = &H1
Const XBUTTON2 = &H2
Public Function Souris(X, Y)
'on active la position du curseur
SetCursorPos X, Y
'on clique sur le bouton
Call mouse_event(MOUSEEVENTF_LEFTDOWN + MOUSEEVENTF_ABSOLUTE, X, Y, 0, 0) '
'on relache la bouton
Call mouse_event(MOUSEEVENTF_LEFTUP + MOUSEEVENTF_ABSOLUTE, X, Y, 0, 0)
End Function