Sets or removes the read-only state
#include <GuiRichEdit.au3>
_GUICtrlRichEdit_SetReadOnly ( $hWnd [, $bState = True] )
| $hWnd | Handle to the control |
| $bState | [optional] one of the following values: True - Sets control to read-only (default) False - Sets control to read-write |
| Success: | True. |
| Failure: | False and sets the @error flag to non-zero. |
| @error: | 101 - $hWnd is not a handle 102 - $bState is neither true nor false 700 - operation failed |
Search EM_SETREADONLY in MSDN Library.
#include <GUIConstantsEx.au3>
#include <GuiRichEdit.au3>
#include <WindowsConstants.au3>
Global $g_idLblMsg
Example()
Func Example()
Local $hGui, $iMsg, $idBtnNext, $hRichEdit, $iStep = 0
$hGui = GUICreate("Example (" & StringTrimRight(@ScriptName, StringLen(".exe")) & ")", 320, 350, -1, -1)
$hRichEdit = _GUICtrlRichEdit_Create($hGui, "This is a test.", 10, 10, 300, 220, _
BitOR($ES_MULTILINE, $WS_VSCROLL, $ES_AUTOVSCROLL))
$g_idLblMsg = GUICtrlCreateLabel("", 10, 235, 300, 60)
$idBtnNext = GUICtrlCreateButton("Next", 270, 310, 40, 30)
GUISetState(@SW_SHOW)
For $i = 1 To 5
_GUICtrlRichEdit_AppendText($hRichEdit, "Line " & $i & @CRLF)
Next
_GUICtrlRichEdit_AppendText($hRichEdit, "Line 6")
Report("Initial state")
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 $iStep
Case 1
_GUICtrlRichEdit_SetReadOnly($hRichEdit)
Report("Set to read-only")
Case 2
_GUICtrlRichEdit_SetReadOnly($hRichEdit, False)
Report("Now read-write")
GUICtrlSetState($idBtnNext, $GUI_DISABLE)
EndSwitch
EndSelect
WEnd
EndFunc ;==>Example
Func Report($sMsg)
GUICtrlSetData($g_idLblMsg, $sMsg & @CRLF & "Try typing some text")
EndFunc ;==>Report