Change the width of the dropdown portion of a ComboBox [ All Languages » VB »  Forms & Controls] Total Hit ( 3444) Rate this article:     Poor     Excellent   Submit Your Question/Comment about this article Rating

The ComboBox control doesn't expose any property that lets you to control the width of its list area, but this can be easily accomplished by sending it the CB_SETDROPPEDWIDTH message, and passing the new length in pixel in wParam: 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 CB_SETDROPPEDWIDTH = &H160 ' Set the width of the list area of a ComboBox (in pixels) Sub SetComboDropDownWidth(ComboBox As ComboBox, ByVal lWidth As Long)   SendMessage ComboBox.hWnd, CB_SETDROPPEDWIDTH, lWidth, ByVal 0& End Sub For example, you can use the above reusable routine to set a ComboBox's drop down list width to 200 pixels using the following line of code: Click here to copy the following block SetComboDropDownWidth Combo1, 200

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