Gets the zoom level of the control
#include <GuiRichEdit.au3>
_GUICtrlRichEdit_GetZoom ( $hWnd )
$hWnd | Handle to the control |
Success: | the zoom level, in percent. |
Failure: | 0 and sets the @error flag to non-zero. |
@error: | 700 - internal error |
Search EM_GETZOOM in MSDN Library.
#include <GUIConstantsEx.au3>
#include <GuiRichEdit.au3>
#include <WindowsConstants.au3>
Global $g_idLblMsg
Example()
Func Example()
Local $hGui = GUICreate("RichEdit Get/Set Zoom (v" & @AutoItVersion & ")", 360, 350, -1, -1)
Local $hRichEdit = _GUICtrlRichEdit_Create($hGui, "This is a test.", 10, 10, 340, 220, _
BitOR($ES_MULTILINE, $WS_VSCROLL, $ES_AUTOVSCROLL))
$g_idLblMsg = GUICtrlCreateLabel("", 10, 235, 300, 60)
Local $idBtnNext = GUICtrlCreateButton("Next", 270, 310, 40, 30)
GUISetState(@SW_SHOW)
_GUICtrlRichEdit_AppendText($hRichEdit, @CRLF & "This is appended text.")
Local $iMsg, $iStep = 0
While True
$iMsg = GUIGetMsg()
Select
Case $iMsg = $GUI_EVENT_CLOSE
_GUICtrlRichEdit_Destroy($hRichEdit) ; needed unless script crashes
; GUIDelete() ; is OK too
Exit
Case $iMsg = $idBtnNext
$iStep += 1
Switch $iStep
Case 1
Report("1.Now zoomed to " & _GUICtrlRichEdit_GetZoom($hRichEdit) & "%")
Case 2
_GUICtrlRichEdit_SetZoom($hRichEdit, 250)
Report("2.Now zoomed to " & _GUICtrlRichEdit_GetZoom($hRichEdit) & "%")
GUICtrlSetState($idBtnNext, $GUI_DISABLE)
EndSwitch
EndSelect
WEnd
EndFunc ;==>Example
Func Report($sMsg)
GUICtrlSetData($g_idLblMsg, $sMsg)
EndFunc ;==>Report