Retrieve the minimum number of visible items in the drop-down list of a ComboBox
#include <GuiComboBox.au3>
_GUICtrlComboBox_GetMinVisible ( $hWnd )
| $hWnd | Control ID/Handle to the control |
| Success: | the minimal number of visible items. |
| Failure: | 0. |
When the number of items in the drop-down list is greater than the minimum, the combo box uses a scrollbar.
This Function is ignored if the ComboBox control has style $CBS_NOINTEGRALHEIGHT.
_GUICtrlComboBox_SetMinVisible
#include <GuiComboBox.au3>
#include <GUIConstantsEx.au3>
#include <MsgBoxConstants.au3>
Example()
Func Example()
; Create GUI
GUICreate("ComboBox GetSet Min Visible (v" & @AutoItVersion & ")", 400, 296)
Local $idCombo = GUICtrlCreateCombo("", 2, 2, 396, 296)
GUISetState(@SW_SHOW)
; Add files
_GUICtrlComboBox_BeginUpdate($idCombo)
_GUICtrlComboBox_AddDir($idCombo, @WindowsDir & "\*.exe")
_GUICtrlComboBox_EndUpdate($idCombo)
; Get Min Visible
MsgBox($MB_SYSTEMMODAL, "Information", "Min Visible:" & @TAB & _GUICtrlComboBox_GetMinVisible($idCombo), 3)
; show drop down
_GUICtrlComboBox_ShowDropDown($idCombo, True)
Sleep(1000)
; Set Min Visible
_GUICtrlComboBox_SetMinVisible($idCombo, 50)
; show drop down
_GUICtrlComboBox_ShowDropDown($idCombo)
Sleep(1000)
_GUICtrlComboBox_ShowDropDown($idCombo, True)
Sleep(1000)
; Get Min Visible
MsgBox($MB_SYSTEMMODAL, "Information", "Min Visible:" & @TAB & _GUICtrlComboBox_GetMinVisible($idCombo), 3)
; Loop until the user exits.
Do
Until GUIGetMsg() = $GUI_EVENT_CLOSE
GUIDelete()
EndFunc ;==>Example