在模块中
Public Function FlexScroll(ByVal hWnd As Long, ByVal wMsg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long
Select Case wMsg
Case WM_MOUSEWHEEL
Select Case wParam
Case -7864320 '向下滚
SendKeys "{PGDN}"
Case 7864320 '向上滚
SendKeys "{PGUP}"
End Select
End Select
FlexScroll = CallWindowProc(Oldwinproc, hWnd, wMsg, wParam, lParam)
End Function
在窗体中:
Private Sub MSHFlexGrid1_GotFocus()
Oldwinproc = GetWindowLong(Me.hWnd, GWL_WNDPROC)
SetWindowLong Me.hWnd, GWL_WNDPROC, AddressOf FlexScroll
End Sub
Private Sub MSHFlexGrid1_LostFocus()
SetWindowLong Me.hWnd, GWL_WNDPROC, Oldwinproc
End Sub
使用过很多次,好像还没发生过系统崩溃的显现.
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