Function Reference


_GUICtrlComboBoxEx_GetDroppedWidth

Retrieve the minimum allowable width, of the ListBox of a ComboBox

#include <GuiComboBoxEx.au3>
_GUICtrlComboBoxEx_GetDroppedWidth ( $hWnd )

Parameters

$hWnd Handle to the control

Return Value

Success: the width, in pixels.
Failure: -1.

Remarks

The ComboBox must have $CBS_DROPDOWN or $CBS_DROPDOWNLIST style.

Related

_GUICtrlComboBox_GetDroppedState, _GUICtrlComboBoxEx_SetDroppedWidth

Example

#include <GuiComboBoxEx.au3>
#include <GUIConstantsEx.au3>
#include <GuiImageList.au3>

Global $g_idMemo

Example()

Func Example()
    Local $hGUI, $hImage, $hCombo

    ; Create GUI
    $hGUI = GUICreate("ComboBoxEx Get Dropped Width", 400, 300)
    $hCombo = _GUICtrlComboBoxEx_Create($hGUI, "", 2, 2, 394, 100)
    $g_idMemo = GUICtrlCreateEdit("", 2, 32, 396, 266, 0)
    GUICtrlSetFont($g_idMemo, 9, 400, 0, "Courier New")
    GUISetState(@SW_SHOW)

    $hImage = _GUIImageList_Create(16, 16, 5, 3)
    _GUIImageList_AddIcon($hImage, @SystemDir & "\shell32.dll", 110)
    _GUIImageList_AddIcon($hImage, @SystemDir & "\shell32.dll", 131)
    _GUIImageList_AddIcon($hImage, @SystemDir & "\shell32.dll", 165)
    _GUIImageList_AddIcon($hImage, @SystemDir & "\shell32.dll", 168)
    _GUIImageList_AddIcon($hImage, @SystemDir & "\shell32.dll", 137)
    _GUIImageList_AddIcon($hImage, @SystemDir & "\shell32.dll", 146)
    _GUIImageList_Add($hImage, _GUICtrlComboBoxEx_CreateSolidBitMap($hCombo, 0xFF0000, 16, 16))
    _GUIImageList_Add($hImage, _GUICtrlComboBoxEx_CreateSolidBitMap($hCombo, 0x00FF00, 16, 16))
    _GUIImageList_Add($hImage, _GUICtrlComboBoxEx_CreateSolidBitMap($hCombo, 0x0000FF, 16, 16))
    _GUICtrlComboBoxEx_SetImageList($hCombo, $hImage)

    For $x = 0 To 8
        _GUICtrlComboBoxEx_AddString($hCombo, StringFormat("%03d : Random string", Random(1, 100, 1)), $x, $x)
    Next

    ; get dropped width
    MemoWrite("Dropped Width......: " & _GUICtrlComboBoxEx_GetDroppedWidth($hCombo))

    Sleep(500)

    ; show drop down
    _GUICtrlComboBoxEx_ShowDropDown($hCombo, True)

    Sleep(500)

    ; hide drop down
    _GUICtrlComboBoxEx_ShowDropDown($hCombo)

    ; set Dropped Width
    _GUICtrlComboBoxEx_SetDroppedWidth($hCombo, 500)

    Sleep(500)

    ; get dropped width
    MemoWrite("Dropped Width......: " & _GUICtrlComboBoxEx_GetDroppedWidth($hCombo))

    Sleep(500)

    ; show drop down
    _GUICtrlComboBoxEx_ShowDropDown($hCombo, True)

    Sleep(500)

    ; hide drop down
    _GUICtrlComboBoxEx_ShowDropDown($hCombo)

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

; Write a line to the memo control
Func MemoWrite($sMessage)
    GUICtrlSetData($g_idMemo, $sMessage & @CRLF, 1)
EndFunc   ;==>MemoWrite