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ID: 191
Viewed: 2917
Added: Apr 29, 2002
Version:
Snippet uploaded by: snippet
Written By: unknown
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Undo function for text box or combo box.

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<!---Declaration--->
'Windows API provides an undo function

'Do the following declares:
Declare Function SendMessage Lib "User" (ByVal hWnd As _
Integer, ByVal wMsg As Integer, ByVal wParam As _
Integer, lParam As Any) As Long

Global Const WM_USER = &h400
Global Const EM_UNDO = WM_USER + 23


'And in your Undo Sub do the following:
UndoResult = SendMessage(myControl.hWnd, EM_UNDO, 0, 0)
'UndoResult = -1 indicates an error.

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<!---Code--->
none;


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