函数参考


_GUICtrlTreeView_HitTestItem

检索指定坐标的项目

#include <GuiTreeView.au3>
_GUICtrlTreeView_HitTestItem($hWnd, $iX, $iY)

参数

$hWnd 控件ID/句柄
$iX 测试点 X 位置
$iY 测试点 Y 位置

返回值

返回指定点的项目句柄,或 0,指定点没有项目

注意/说明

None.

相关

_GUICtrlTreeView_HitTest, _GUICtrlTreeView_HitTestEx

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

Global $hImage, $hStateImage

_Main()

Func _Main()

    Local $hItem[10], $hChildItem[30], $iYItem = 0, $iYRand, $iXRand, $hTreeView
    Local $iStyle = BitOR($TVS_EDITLABELS, $TVS_HASBUTTONS, $TVS_HASLINES, $TVS_LINESATROOT, $TVS_DISABLEDRAGDROP, $TVS_SHOWSELALWAYS)

    GUICreate("TreeView Hit Test Item", 400, 300)

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

    _CreateNormalImageList()
    _GUICtrlTreeView_SetNormalImageList($hTreeView, $hImage)

    _CreateStateImageList()
    _GUICtrlTreeView_SetStateImageList($hTreeView, $hStateImage)

    _GUICtrlTreeView_BeginUpdate($hTreeView)
    For $x = 0 To 9
        $hItem[$x] = _GUICtrlTreeView_Add($hTreeView, 0, StringFormat("[%02d] New Item", $x), 4, 5)
        _GUICtrlTreeView_SetStateImageIndex($hTreeView, $hItem[$x], 1)
        For $y = 1 To 3
            $hChildItem[$iYItem] = _GUICtrlTreeView_AddChild($hTreeView, $hItem[$x], StringFormat("[%02d] New Child", $y), 0, 3)
            _GUICtrlTreeView_SetStateImageIndex($hTreeView, $hChildItem[$iYItem], 1)
            $iYItem += 1
        Next
    Next
    _GUICtrlTreeView_EndUpdate($hTreeView)

    _GUICtrlTreeView_SelectItem($hTreeView, $hItem[0])
    _GUICtrlTreeView_SetStateImageIndex($hTreeView, $hItem[0], 2)

    $iYRand = Random(0, 130, 1)
    $iXRand = Random(0, 100, 1)
    MsgBox(4160, "信息", StringFormat("Hit Test Item (%d, %d): %s", $iXRand, $iYRand, _GetHitString(_GUICtrlTreeView_HitTestItem($hTreeView, $iXRand, $iYRand))))
    _GUICtrlTreeView_SelectItem($hTreeView, _GUICtrlTreeView_HitTestItem($hTreeView, $iXRand, $iYRand))

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

Func _GetHitString($iResult)
    If $iResult = 0 Then
        Return "No Item in Hit area"
    Else
        Return "Item Handle: " & $iResult
    EndIf
EndFunc   ;==>_GetHitString

Func _CreateNormalImageList()
    $hImage = _GUIImageList_Create(16, 16, 5, 3)
    _GUIImageList_AddIcon($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)
EndFunc   ;==>_CreateNormalImageList

Func _CreateStateImageList()
    $hStateImage = _GUIImageList_Create(16, 16, 5, 3)
    _GUIImageList_AddIcon($hStateImage, "shell32.dll", 3)
    _GUIImageList_AddIcon($hStateImage, "shell32.dll", 4)
EndFunc   ;==>_CreateStateImageList