Determine the current line in a multiline TextBox control [ All Languages » VB »  Forms & Controls] Total Hit ( 3482) Rate this article:     Poor     Excellent   Submit Your Question/Comment about this article Rating

You can determine the line where the caret is in a multiline TextBox control by sending the control a EM_LINEFROMCHAR message, as follows: Click here to copy the following block Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal _   hWnd As Long, ByVal wMsg As Long, ByVal wParam As Long, _   lParam As Any) As Long Const EM_LINEFROMCHAR = &HC9 Function GetTextBoxCurrentLine(TB As TextBox) As Long   GetTextBoxCurrentLine = SendMessage(TB.hWnd, EM_LINEFROMCHAR, -1, _     ByVal 0&) + 1 End Function For example: Print "Caret is on line " & GetTextBoxCurrentLine(Text1.hWnd)

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