Function Reference


_GUICtrlComboBox_SetItemHeight

Set the height of list items or the selection field in a ComboBox

#include <GuiComboBox.au3>
_GUICtrlComboBox_SetItemHeight ( $hWnd, $iHeight [, $iComponent = -1] )

Parameters

$hWnd Control ID/Handle to the control
$iHeight The height, in pixels, of the combo box component identified by $iComponent
$iComponent [optional] Use the following values:
    –1 - Set the height of the selection field
    0 - Set the height of list items

Return Value

Success: 0.
Failure: -1 if height is invalid.

Related

_GUICtrlComboBox_GetItemHeight

Example

#include "Extras\HelpFileInternals.au3"

#include <GuiComboBox.au3>
#include <GUIConstantsEx.au3>

Example()

Func Example()
    ; Create GUI
    GUICreate("ComboBox Get/Set Item Height (v" & @AutoItVersion & ")", 400, 296)
    Local $idCombo = GUICtrlCreateCombo("", 2, 2, 396, 296)
    _MemoCreate(2, 32, 396, 266, 0)
    GUISetState(@SW_SHOW)

    ; Add files
    _GUICtrlComboBox_BeginUpdate($idCombo)
    _GUICtrlComboBox_AddDir($idCombo, @WindowsDir & "\*.exe")
    _GUICtrlComboBox_EndUpdate($idCombo)

    ; Get Item Height (selection field)
    _MemoWrite("Item Height (selection field): " & _GUICtrlComboBox_GetItemHeight($idCombo))

    ; Get Item Height (list items)
    _MemoWrite("Item Height (list items): " & _GUICtrlComboBox_GetItemHeight($idCombo, 0))

    ; Set Item Height (selection field)
    _GUICtrlComboBox_SetItemHeight($idCombo, 18)

    ; Set Item Height (selection field)
    _GUICtrlComboBox_SetItemHeight($idCombo, 20, 0)

    ; Get Item Height (selection field)
    _MemoWrite("Item Height (selection field): " & _GUICtrlComboBox_GetItemHeight($idCombo))

    ; Get Item Height (list items)
    _MemoWrite("Item Height (list items): " & _GUICtrlComboBox_GetItemHeight($idCombo, 0))

    ; Loop until the user exits.
    Do
    Until GUIGetMsg() = $GUI_EVENT_CLOSE
    GUIDelete()
EndFunc   ;==>Example