函数参考

_GUICtrlComboBoxEx_GetItemHeight

确定ComboBox中列表项或选择区的高度

#include <GuiComboBoxEx.au3>
_GUICtrlComboBoxEx_GetItemHeight($hWnd, $iComponent = -1)

参数

$hWnd 控件句柄
$iComponent 使用下列值:
-1 - 获取选择区段高度
0 - 获取列表框项目高度

返回值

成功: 返回像素高度
失败: 返回 -1

注意/说明

None.

相关

_GUICtrlComboBoxEx_SetItemHeight

示例/演示


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

$Debug_CB = False ;检查传递给 ComboBox/ComboBoxEx 函数的类名, 设置为True并输出到一个控件的句柄,用于检查它是否工作

Global $iMemo

_Main()

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

    ; 创建 GUI
    $hGUI = GUICreate("ComboBoxEx Get Item Height", 400, 300)
    $hCombo = _GUICtrlComboBoxEx_Create($hGUI, "", 2, 2, 394, 100)
    $iMemo = GUICtrlCreateEdit("", 2, 32, 396, 266, 0)
    GUICtrlSetFont($iMemo, 9, 400, 0, "Courier New")
    GUISetState()

    $hImage = _GUIImageList_Create(16, 16, 5, 3)
    _GUIImageList_AddIcon($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

    MemoWrite("Set Item Height: " & _GUICtrlComboBoxEx_SetItemHeight($hCombo, -1, 18))
    MemoWrite("Item Height: " & _GUICtrlComboBoxEx_GetItemHeight($hCombo, -1))
    MemoWrite("Set Item Height: " & _GUICtrlComboBoxEx_SetItemHeight($hCombo, 0, 20))
    MemoWrite("Item Height: " & _GUICtrlComboBoxEx_GetItemHeight($hCombo, 0))

    Do
    Until GUIGetMsg() = $GUI_EVENT_CLOSE
EndFunc   ;==>_Main

; 写入一行到 memo 控件
Func MemoWrite($sMessage)
    GUICtrlSetData($iMemo, $sMessage & @CRLF, 1)
EndFunc   ;==>MemoWrite