ListBox string long display solution solution

zhaozj2021-02-16  41

Using Tooltip to solve the display of long text is a good solution, the code is given below.

Option ExplicitPrivate Declare Function SendMessage Lib "user32" Alias ​​"SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As LongPrivate Const LB_ITEMFROMPOINT = & H1A9

Private Sub Form_Load () DIM I as Integer for i = 0 to 5 List1.addItem "ListItem string super long super long super long super long" & i nextend Sub

Private Sub List1_Mousemove (Button As Integer, Shift As Integer, X as Single, Y AS Single) DIM LPARAM AS Long Dim Lresult As Long LPARAM = (CINT (Y / Screen.twipsPixely) * 2 ^ 16) CINT (X / Screen .TwipsPerPixelX) lResult = SendMessage (List1.hwnd, LB_ITEMFROMPOINT, 0, ByVal lParam) If lResult <0 Or lResult> 32767 Then List1.ToolTipText = "" Exit Sub End If Dim nIndex As Integer nIndex = CInt (lResult) List1.ToolTipText = List1.list (nindex) End Sub

Turn through Win2000 VB6

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