函数参考

_GUICtrlTreeView_GetItemByIndex

检索子项在项目列表中的位置

#include <GuiTreeView.au3>
_GUICtrlTreeView_GetItemByIndex($hWnd, $hItem, $iIndex)

参数

$hWnd 控件ID/句柄
$hItem 项目句柄
$iIndex 子项在项目列表中的 0 基索引

返回值

成功: 返回项目句柄
失败: 返回 0

注意/说明

None.

相关

_GUICtrlTreeView_Index

示例/演示


#include <GUIConstantsEx.au3>
#include <GuiTreeView.au3>
#include <GuiImageList.au3>
#include <WindowsConstants.au3>

$Debug_TV = False ; 检查传递给函数的类名, 设置为真并使用另一控件的句柄可以看出它是否有效

_Main()

Func _Main()

    Local $hItem[6], $hImage, $hTreeView
    Local $iStyle = BitOR($TVS_EDITLABELS, $TVS_HASBUTTONS, $TVS_HASLINES, $TVS_LINESATROOT, $TVS_DISABLEDRAGDROP, $TVS_SHOWSELALWAYS, $TVS_CHECKBOXES)

    GUICreate("TreeView Get Item By Index", 400, 300)

    $hTreeView = GUICtrlCreateTreeView(2, 2, 396, 268, $iStyle, $WS_EX_CLIENTEDGE)
    GUISetState()

    $hImage = _GUIImageList_Create(16, 16, 5, 3)
    _GUIImageList_AddIcon($hImage, "shell32.dll", 110)
    _GUIImageList_AddIcon($hImage, "shell32.dll", 131)
    _GUIImageList_AddIcon($hImage, "shell32.dll", 165)
    _GUIImageList_AddIcon($hImage, "shell32.dll", 168)
    _GUIImageList_AddIcon($hImage, "shell32.dll", 137)
    _GUIImageList_AddIcon($hImage, "shell32.dll", 146)
    _GUICtrlTreeView_SetNormalImageList($hTreeView, $hImage)

    _GUICtrlTreeView_BeginUpdate($hTreeView)
    For $x = 0 To 5
        $hItem[$x] = _GUICtrlTreeView_Add($hTreeView, 0, StringFormat("[%02d] New Item", $x + 1), $x, $x)
        For $y = 1 To 3
            _GUICtrlTreeView_AddChild($hTreeView, $hItem[$x], StringFormat("[%02d] New Child", $y), $x, $x)
        Next
    Next
    _GUICtrlTreeView_EndUpdate($hTreeView)

    MsgBox(4160, "信息", "Item 3, Child Index 1 Handle: " & _GUICtrlTreeView_GetItemByIndex($hTreeView, $hItem[3], 1))

    ; 循环直到用户退出
    Do
    Until GUIGetMsg() = $GUI_EVENT_CLOSE
    GUIDelete()
EndFunc   ;==>_Main