函数参考

_GUIScrollBars_GetScrollPos

检索指定滚动框内滚动条的当前位置

#Include <GuiScrollBars.au3>
_GUIScrollBars_GetScrollPos($hWnd, $nBar)

参数

$hWnd 窗口句柄
$nBar 指定滚动控件的类型. 参数可以是以下值之一:
  $SB_CTL - 检索滚动控件内滚动条的位置. 参数 $hWnd 必须是滚动控件的窗口句柄.
  $SB_HORZ - 检索窗口的标准水平滚动条位置
  $SB_VERT - 检索窗口的标准垂直滚动条位置.

返回值

成功: 返回滚动条的当前位置
失败: 返回 -1

注意/说明

 以上常数需要 ScrollBarConstants.au3

相关

_GUIScrollBars_SetScrollInfoPos

详情参考

在MSDN中搜索


示例/演示


#include <GUIConstantsEx.au3>
#include <WindowsConstants.au3>
#include <StructureConstants.au3>
#include <GuiScrollBars.au3>
#include <ScrollBarConstants.au3>

Global $iMemo

_Main()

Func _Main()
    Local $GUIMsg, $hGUI

    $hGUI = GUICreate("ScrollBar Example", 400, 400, -1, -1, BitOR($WS_MINIMIZEBOX, $WS_CAPTION, $WS_POPUP, $WS_SYSMENU, $WS_SIZEBOX))
    $iMemo = GUICtrlCreateEdit("", 2, 2, 380, 380, BitOR($WS_HSCROLL, $WS_VSCROLL))
    GUICtrlSetResizing($iMemo, $GUI_DOCKALL)
    GUICtrlSetFont($iMemo, 9, 400, 0, "Courier New")
    GUISetBkColor(0x88AABB)

    GUISetState()

    _GUIScrollBars_Init($hGUI)

    _GUIScrollBars_SetScrollInfoPos($hGUI, $SB_HORZ, 10)
    MemoWrite("Scroll Pos Horizontal: " & _GUIScrollBars_GetScrollPos($hGUI, $SB_HORZ))
    Sleep(1000)
    _GUIScrollBars_SetScrollInfoPos($hGUI, $SB_HORZ, 0)
    MemoWrite("Scroll Pos Horizontal: " & _GUIScrollBars_GetScrollPos($hGUI, $SB_HORZ))
    Sleep(1000)
    _GUIScrollBars_SetScrollInfoPos($hGUI, $SB_VERT, 20)
    MemoWrite("Scroll Pos Vertical: " & _GUIScrollBars_GetScrollPos($hGUI, $SB_VERT))
    Sleep(1000)
    _GUIScrollBars_SetScrollInfoPos($hGUI, $SB_VERT, 0)
    MemoWrite("Scroll Pos Vertical: " & _GUIScrollBars_GetScrollPos($hGUI, $SB_VERT))

    While 1
        $GUIMsg = GUIGetMsg()

        Switch $GUIMsg
            Case $GUI_EVENT_CLOSE
                ExitLoop
        EndSwitch
    WEnd

    Exit
EndFunc   ;==>_Main

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