Imports System.Runtime.InteropServices
 
Public Class Form1
 
    Private Enum SetWindowPosFlags As Integer
        ''' <summary>Hides the window.</summary>
        ''' <remarks>SWP_HIDEWINDOW</remarks>
        HideWindow = &H80
        ''' <summary>Displays the window.</summary>
        ''' <remarks>SWP_SHOWWINDOW</remarks>
        ShowWindow = &H40
    End Enum
 
    <DllImport("user32.dll", SetLastError:=True, CharSet:=CharSet.Auto)> _
    Private Shared Function FindWindow( _
    ByVal lpClassName As String, _
    ByVal lpWindowName As String) As IntPtr
    End Function
 
    <DllImport("user32.dll", SetLastError:=True)> _
    Private Shared Function SetWindowPos( _
    ByVal hWnd As IntPtr, _
    ByVal hWndInsertAfter As IntPtr, _
    ByVal X As Integer, _
    ByVal Y As Integer, _
    ByVal cx As Integer, _
    ByVal cy As Integer, _
    ByVal uFlags As SetWindowPosFlags) As Boolean
    End Function
 
    <DllImport("user32.dll", SetLastError:=True, CharSet:=CharSet.Auto)> _
    Private Shared Function FindWindowEx(ByVal parentHandle As IntPtr, _
    ByVal childAfter As IntPtr, _
    ByVal lclassName As String, _
    ByVal windowTitle As String) As IntPtr
    End Function
 
    Public Sub DesktopIconsHide()
        Dim hWnd As IntPtr
        hWnd = FindWindow(Nothing, "Program Manager")
        SetWindowPos(hWnd, CType(0, IntPtr), 0, 0, 0, 0, _
          SetWindowPosFlags.HideWindow)
    End Sub
 
    Public Sub DesktopIconsShow()
        Dim hWnd As IntPtr
        hWnd = FindWindow(Nothing, "Program Manager")
        SetWindowPos(hWnd, CType(0, IntPtr), 0, 0, 0, 0, _
          SetWindowPosFlags.ShowWindow)
    End Sub
 
End Class