salut
il y a cet exemple :
'In a form (Form1)
Private Sub Form_Load()
'KPD-Team 2000
'URL: http://www.allapi.net/
'E-Mail: KPDTeam@allapi.net
'set the graphics mode of this form to persistent
Me.AutoRedraw = True
'start the enumeration
EnumDisplayMonitors ByVal 0&, ByVal 0&, AddressOf MonitorEnumProc, ByVal 0&
End Sub
'In a module
Public Const MONITORINFOF_PRIMARY = &H1
Public Const MONITOR_DEFAULTTONEAREST = &H2
Public Const MONITOR_DEFAULTTONULL = &H0
Public Const MONITOR_DEFAULTTOPRIMARY = &H1
Public Type RECT
Left As Long
Top As Long
Right As Long
Bottom As Long
End Type
Public Type MONITORINFO
cbSize As Long
rcMonitor As RECT
rcWork As RECT
dwFlags As Long
End Type
Public Type POINT
x As Long
y As Long
End Type
Public Declare Function GetMonitorInfo Lib "user32.dll" Alias "GetMonitorInfoA" (ByVal hMonitor As Long, ByRef lpmi As MONITORINFO) As Long
Public Declare Function MonitorFromPoint Lib "user32.dll" (ByVal x As Long, ByVal y As Long, ByVal dwFlags As Long) As Long
Public Declare Function MonitorFromRect Lib "user32.dll" (ByRef lprc As RECT, ByVal dwFlags As Long) As Long
Public Declare Function MonitorFromWindow Lib "user32.dll" (ByVal hwnd As Long, ByVal dwFlags As Long) As Long
Public Declare Function EnumDisplayMonitors Lib "user32.dll" (ByVal hdc As Long, ByRef lprcClip As Any, ByVal lpfnEnum As Long, ByVal dwData As Long) As Long
Public Declare Function GetWindowRect Lib "user32" (ByVal hwnd As Long, lpRect As RECT) As Long
Public Function MonitorEnumProc(ByVal hMonitor As Long, ByVal hdcMonitor As Long, lprcMonitor As RECT, ByVal dwData As Long) As Long
Dim MI As MONITORINFO, R As RECT
Debug.Print "Moitor handle: " + CStr(hMonitor)
'initialize the MONITORINFO structure
MI.cbSize = Len(MI)
'Get the monitor information of the specified monitor
GetMonitorInfo hMonitor, MI
'write some information on teh debug window
Debug.Print "Monitor Width/Height: " + CStr(MI.rcMonitor.Right - MI.rcMonitor.Left) + "x" + CStr(MI.rcMonitor.Bottom - MI.rcMonitor.Top)
Debug.Print "Primary monitor: " + CStr(CBool(MI.dwFlags = MONITORINFOF_PRIMARY))
'check whether Form1 is located on this monitor
If MonitorFromWindow(Form1.hwnd, MONITOR_DEFAULTTONEAREST) = hMonitor Then
Debug.Print "Form1 is located on this monitor"
End If
'heck whether the point (0, 0) lies within the bounds of this monitor
If MonitorFromPoint(0, 0, MONITOR_DEFAULTTONEAREST) = hMonitor Then
Debug.Print "The point (0, 0) lies wihthin the range of this monitor..."
End If
'check whether Form1 is located on this monitor
GetWindowRect Form1.hwnd, R
If MonitorFromRect(R, MONITOR_DEFAULTTONEAREST) = hMonitor Then
Debug.Print "The rectangle of Form1 lies within this monitor"
End If
Debug.Print ""
'Continue enumeration
MonitorEnumProc = 1
End Function
et la doc dans msdn.microsoft.com
voila
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