拦截TextBox 双击消息

Option Explicit

Public Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long) As Long
Public Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Public 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 Const GWL_WNDPROC = (-4)
Public Const WM_NCLBUTTONDBLCLK = &H203 'DoubleClick Message
Public prevWndProc As Long

Public Function WndProc(ByVal hwnd As Long, ByVal msg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long
If msg = WM_NCLBUTTONDBLCLK Then 'DoubleClick Message
'Eat The Message
Else 'Other Message send to next
WndProc = CallWindowProc(prevWndProc, hwnd, msg, wParam, lParam)
End If
End Function

'*************************************************************************
'**主要函数
'**添加 0-9 个?xtKairo txtIkisaki1 txtIkisaki2
'*************************************************************************
Public Sub TxtDoubleClickMassage(Frm As Form)
Dim i As Integer
For i = 0 To 9 '
'区分符号
prevWndProc = GetWindowLong(Frm.txtKairo(i).hwnd, GWL_WNDPROC)
SetWindowLong Frm.txtKairo(i).hwnd, GWL_WNDPROC, AddressOf WndProc
'名称1
prevWndProc = GetWindowLong(Frm.txtIkisaki1(i).hwnd, GWL_WNDPROC)
SetWindowLong Frm.txtIkisaki1(i).hwnd, GWL_WNDPROC, AddressOf WndProc
'名称2
prevWndProc = GetWindowLong(Frm.txtIkisaki2(i).hwnd, GWL_WNDPROC)
SetWindowLong Frm.txtIkisaki2(i).hwnd, GWL_WNDPROC, AddressOf WndProc
Next
End Sub