Function Reference


_GUICtrlRichEdit_SetParaSpacing

Sets paragraph spacing of paragraphs having selected text or, if none selected, sets it for text inserted at the insertion point

#include <GuiRichEdit.au3>
_GUICtrlRichEdit_SetParaSpacing ( $hWnd [, $vInter = Default [, $iBefore = Default [, $iAfter = Default]]] )

Parameters

$hWnd Handle to the control
$vInter [optional] spacing between lines:
either: a number - in space units
or: " lines" - in lines
$iBefore [optional] spacing before paragraph(s) (in space units)
$iAfter [optional] spacing after paragraph(s) (in space units)

Return Value

Success: True.
Failure: False and sets the @error flag to non-zero.
@error: 101 - $hWnd is not a handle
103 - $iBefore is neither a positive number nor zero
104 - $iAfter is neither a positive number nor zero
1021 - $vInter is invalid
1022 - Only 1, 1.5 and 2 line spacing can be set via " lines"

Remarks

Only settings which are not defaulted are set.

To set "space units", call _GUICtrlRichEdit_SetSpaceUnit(). Initially inches.

Related

_GUICtrlRichEdit_GetParaSpacing, _GUICtrlRichEdit_SetSpaceUnit

See Also

Search EM_SETPARAFORMAT in MSDN Library.

Example

#include <GUIConstantsEx.au3>
#include <GuiRichEdit.au3>
#include <WindowsConstants.au3>

Global $g_idLblMsg, $g_hRichEdit

Example()

Func Example()
    Local $hGui, $iMsg, $idBtnNext, $iStep = 0
    $hGui = GUICreate("Example (" & StringTrimRight(@ScriptName, StringLen(".exe")) & ")", 320, 350, -1, -1)
    $g_hRichEdit = _GUICtrlRichEdit_Create($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)

    _GUICtrlRichEdit_SetText($g_hRichEdit, "First paragraph")
    Report("0. Para with default settings")

    While True
        $iMsg = GUIGetMsg()
        Select
            Case $iMsg = $GUI_EVENT_CLOSE
                _GUICtrlRichEdit_Destroy($g_hRichEdit) ; needed unless script crashes
                ; GUIDelete()   ; is OK too
                Exit
            Case $iMsg = $idBtnNext
                $iStep += 1
                Switch $iStep
                    Case 1
                        _GUICtrlRichEdit_AppendText($g_hRichEdit, @CRLF & "Second paragraph")
                        _GUICtrlRichEdit_SetParaSpacing($g_hRichEdit, "2 lines", .2, .25)
                        Report("1. Spacing of second paragraph is ")
                    Case 2
                        _GUICtrlRichEdit_SetSel($g_hRichEdit, 0, 2)
                        Report("2. Settings of first paragraph in the selection are ")
                    Case 3
                        _GUICtrlRichEdit_SetSel($g_hRichEdit, 10, 26)
                        _GUICtrlRichEdit_SetParaSpacing($g_hRichEdit, Default, .1)
                        Report("3. Change spacing of both paragraphs")
                    Case 4
                        ; Stream all text to the Desktop so you can look at Indents settings in Word
                        _GUICtrlRichEdit_Deselect($g_hRichEdit)
                        _GUICtrlRichEdit_StreamToFile($g_hRichEdit, @DesktopDir & "\gcre.rtf")
                        GUICtrlSetState($idBtnNext, $GUI_DISABLE)
                EndSwitch
        EndSelect
    WEnd
EndFunc   ;==>Example

Func Report($sMsg)
    $sMsg = $sMsg & @CRLF & @CRLF & "Get function returns " & @CRLF & _GUICtrlRichEdit_GetParaSpacing($g_hRichEdit)
    GUICtrlSetData($g_idLblMsg, $sMsg)
EndFunc   ;==>Report