Private Declare Function SetWindowPos Lib "user32" _ (ByVal hwnd As Long, _ ByVal hWndInsertAfter As Long, _ ByVal x As Long, _ ByVal y As Long, _ ByVal cx As Long, _ ByVal cy As Long, _ ByVal wFlags As Long) As Long Private Const HWND_TOPMOST = -1 Private Const HWND_NOTOPMOST = -2 Private Const SWP_NOMOVE = &H2 Private Const SWP_NOSIZE = &H1 Private Const Flag = SWP_NOMOVE Or SWP_NOSIZE '不移动和改变窗口大小' 使窗口位于最前 Private Sub Command1_Click() SetWindowPos Demo_Frm.hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, Flag End Sub ' 使窗口不位于最前 Private Sub command2_Click() SetWindowPos Demo_Frm.hwnd, HWND_TOPMOST, 0, 0, 0, 0, Flag End Sub
(ByVal hwnd As Long, _
ByVal hWndInsertAfter As Long, _
ByVal x As Long, _
ByVal y As Long, _
ByVal cx As Long, _
ByVal cy As Long, _
ByVal wFlags As Long) As Long
Private Const HWND_TOPMOST = -1
Private Const HWND_NOTOPMOST = -2
Private Const SWP_NOMOVE = &H2
Private Const SWP_NOSIZE = &H1
Private Const Flag = SWP_NOMOVE Or SWP_NOSIZE '不移动和改变窗口大小' 使窗口位于最前
Private Sub Command1_Click()
SetWindowPos Demo_Frm.hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, Flag
End Sub
' 使窗口不位于最前
Private Sub command2_Click()
SetWindowPos Demo_Frm.hwnd, HWND_TOPMOST, 0, 0, 0, 0, Flag
End Sub