Const HTCAPTION = 2
Const WM_NCLBUTTONDOWN = &HA1
Private Declare Function ReleaseCapture Lib "user32" () As Long
Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Long) As Long
Private Sub Form_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)
'功 能:无标题栏窗体的移动
'创建时间:2000-8-16 14:13
'修改时间:
'创 建 人:bamyl
'修 改 人:
On Error Resume Next
If Button = 1 Then
Dim ReturnVal As Long
X = ReleaseCapture()
ReturnVal = SendMessage(hwnd, WM_NCLBUTTONDOWN, HTCAPTION, 0)
End If