textmenu.bas

来自「屏蔽VB的TEXT控件」· BAS 代码 · 共 25 行

Attribute VB_Name = "Module1"
Public OldProc As Long
Public Const GWL_WNDPROC = (-4)
Public Const WM_CONTEXTMENU = &H7B&

Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" _
(ByVal hWnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long

Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" _
(ByVal hWnd As Long, ByVal nIndex As Long) As Long

Declare Function CallWindowProc Lib "user32" Alias "CallWindowProcA" _
(ByVal lpPrevWndFunc As Long, ByVal hWnd As Long, ByVal Msg As Long, _
ByVal wParam As Long, ByVal lParam As Long) As Long

Public Function TextWndProc(ByVal hWnd As Long, ByVal wMsg As Long, _
                            ByVal wParam As Long, ByVal lParam As Long) As Long
    If wMsg = WM_CONTEXTMENU Then
        TextWndProc = 0
        Exit Function
    End If
    TextWndProc = CallWindowProc(OldProc, hWnd, wMsg, wParam, lParam)
End Function