Sets the parameters of a scroll bar
#include <GuiScrollBars.au3>
_GUIScrollBars_SetScrollInfo ( $hWnd, $iBar, $tSCROLLINFO [, $bRedraw = True] )
| $hWnd | Handle to the window |
| $iBar | Specifies the type of scroll bar. This parameter can be one of the following values: $SB_CTL - Sets the parameters of a scroll bar control. The $hWnd parameter must be the handle to the scroll bar control. $SB_HORZ - Sets the parameters of the window's standard horizontal scroll bar. $SB_VERT - Sets the parameters of the window's standard vertical scroll bar. |
| $tSCROLLINFO | Structure of type $tagSCROLLINFO |
| $bRedraw | [optional] Specifies whether the scroll bar is redrawn to reflect the changes to the scroll bar |
| Success: | the current position of the scroll box. |
| Failure: | -1. |
_GUIScrollBars_GetScrollInfo, _GUIScrollBars_SetScrollInfoMax, _GUIScrollBars_SetScrollInfoMin, _GUIScrollBars_SetScrollInfoPage, _GUIScrollBars_SetScrollInfoPos
Search SetScrollInfo in MSDN Library.
#include <GUIConstantsEx.au3>
#include <GuiScrollBars.au3>
#include <StructureConstants.au3>
#include <WindowsConstants.au3>
Global $g_idMemo
Example()
Func Example()
Local $hGUI = GUICreate("ScrollBars Get/Set ScrollInfo (v" & @AutoItVersion & ")", 400, 400, -1, -1, BitOR($WS_MINIMIZEBOX, $WS_CAPTION, $WS_POPUP, $WS_SYSMENU, $WS_SIZEBOX))
$g_idMemo = GUICtrlCreateEdit("", 2, 2, 380, 360, BitOR($WS_HSCROLL, $WS_VSCROLL))
GUICtrlSetResizing($g_idMemo, $GUI_DOCKALL)
GUICtrlSetFont($g_idMemo, 9, 400, 0, "Courier New")
GUISetBkColor(0x88AABB)
GUISetState(@SW_SHOW)
_GUIScrollBars_Init($hGUI)
Local $tSCROLLINFO = DllStructCreate($tagSCROLLINFO)
DllStructSetData($tSCROLLINFO, "cbSize", DllStructGetSize($tSCROLLINFO))
DllStructSetData($tSCROLLINFO, "fMask", $SIF_ALL)
_GUIScrollBars_GetScrollInfo($hGUI, $SB_HORZ, $tSCROLLINFO)
MemoWrite("Horizontal" & @CRLF & "--------------------------------------")
MemoWrite("nPage....: " & DllStructGetData($tSCROLLINFO, "nPage"))
MemoWrite("nPos.....: " & DllStructGetData($tSCROLLINFO, "nPos"))
MemoWrite("nMin.....: " & DllStructGetData($tSCROLLINFO, "nMin"))
MemoWrite("nMax.....: " & DllStructGetData($tSCROLLINFO, "nMax"))
MemoWrite("nTrackPos: " & DllStructGetData($tSCROLLINFO, "nTrackPos"))
DllStructSetData($tSCROLLINFO, "cbSize", DllStructGetSize($tSCROLLINFO))
DllStructSetData($tSCROLLINFO, "fMask", $SIF_ALL)
_GUIScrollBars_GetScrollInfo($hGUI, $SB_VERT, $tSCROLLINFO)
MemoWrite(@CRLF & "Vertical" & @CRLF & "--------------------------------------")
MemoWrite("nPage....: " & DllStructGetData($tSCROLLINFO, "nPage"))
MemoWrite("nPos.....: " & DllStructGetData($tSCROLLINFO, "nPos"))
MemoWrite("nMin.....: " & DllStructGetData($tSCROLLINFO, "nMin"))
MemoWrite("nMax.....: " & DllStructGetData($tSCROLLINFO, "nMax"))
MemoWrite("nTrackPos: " & DllStructGetData($tSCROLLINFO, "nTrackPos"))
; Set the vertical scrolling range and page size
DllStructSetData($tSCROLLINFO, "fMask", $SIF_RANGE)
DllStructSetData($tSCROLLINFO, "nMin", 5)
DllStructSetData($tSCROLLINFO, "nMax", 80)
_GUIScrollBars_SetScrollInfo($hGUI, $SB_VERT, $tSCROLLINFO)
; Set the horizontal scrolling range and page size
DllStructSetData($tSCROLLINFO, "fMask", $SIF_RANGE)
DllStructSetData($tSCROLLINFO, "nMin", 10)
DllStructSetData($tSCROLLINFO, "nMax", 120)
_GUIScrollBars_SetScrollInfo($hGUI, $SB_HORZ, $tSCROLLINFO)
DllStructSetData($tSCROLLINFO, "cbSize", DllStructGetSize($tSCROLLINFO))
DllStructSetData($tSCROLLINFO, "fMask", $SIF_ALL)
_GUIScrollBars_GetScrollInfo($hGUI, $SB_HORZ, $tSCROLLINFO)
MemoWrite(@CRLF & "Horizontal Updated" & @CRLF & "--------------------------------------")
MemoWrite("nMin.....: " & DllStructGetData($tSCROLLINFO, "nMin"))
MemoWrite("nMax.....: " & DllStructGetData($tSCROLLINFO, "nMax"))
DllStructSetData($tSCROLLINFO, "cbSize", DllStructGetSize($tSCROLLINFO))
DllStructSetData($tSCROLLINFO, "fMask", $SIF_ALL)
_GUIScrollBars_GetScrollInfo($hGUI, $SB_VERT, $tSCROLLINFO)
MemoWrite(@CRLF & "Vertical Updated" & @CRLF & "--------------------------------------")
MemoWrite("nMin.....: " & DllStructGetData($tSCROLLINFO, "nMin"))
MemoWrite("nMax.....: " & DllStructGetData($tSCROLLINFO, "nMax"))
While 1
Switch GUIGetMsg()
Case $GUI_EVENT_CLOSE
ExitLoop
EndSwitch
WEnd
Exit
EndFunc ;==>Example
; Write a line to the memo control
Func MemoWrite($sMessage)
GUICtrlSetData($g_idMemo, $sMessage & @CRLF, 1)
EndFunc ;==>MemoWrite