次に可能なアンドゥ操作の名前、またはタイプIDを取得します。
#Include <GuiRichEdit.au3>
_GUICtrlRichEdit_GetNextUndo($hWnd, $fName = True)
パラメータ
| $hWnd | コントロールのハンドル |
| $fName | True(名前を返します。デフォルト。)またはFalse (ID番号を返します) |
返し値
| 成功: | $fNameの値に依存します: |
| $fNameがTrueの場合: "Unknown", "Typing", "Delete", "Drag and drop", "Cut" または "Paste" | |
| $fNameがFalseの場合: 対応する番号(0から5) | |
| 失敗: | ""を返し、@errorを設定します。 |
| @error: | 101 - $hWndがハンドルではありません。 |
| 102 - $fNameがTrueでもFalseでもありません。 |
注意
EM_GETUNDONAMEでは不明な場合とアンドゥ用キューが空の場合を区別できないことに注意して下さい。
関連
_GUICtrlRichEdit_Undo, _GUICtrlRichEdit_Undo
こちらも参照
MSDNライブラリでEM_GETUNDONAMEを検索して下さい。
例
#AutoIt3Wrapper_Au3Check_Parameters= -d -w 1 -w 2 -w 3 -w 4 -w 5 -w 6
#include <GuiRichEdit.au3>
#include <GUIConstantsEx.au3>
#include <WindowsConstants.au3>
#include <GuiMenu.au3>
Global $hRichEdit, $mnu, $mnuUndo, $mnuRedo, $mnuCut, $mnuCopy
Global $mnuPaste, $mnuPasteSpl, $mnuPasteSplRTF, $mnuPasteSplwObjs
Main()
Func Main()
Local $hGui
$hGui = GUICreate("Example (" & StringTrimRight(@ScriptName,4) &")", 320, 350, -1, -1)
$hRichEdit = _GUICtrlRichEdit_Create($hGui, "This is a test.", 10, 10, 300, 220, _
BitOR($ES_MULTILINE, $WS_VSCROLL, $ES_AUTOVSCROLL))
GUISetState(@SW_SHOW)
_GUICtrlRichEdit_AppendText($hRichEdit, ReadBmpToRtf(FindFirstBMP()) & @CR)
GUIRegisterMsg($WM_NOTIFY, "WM_NOTIFY")
$mnu = GUICtrlCreateContextMenu(GUICtrlCreateDummy())
$mnuUndo = GUICtrlCreateMenuItem("Undo", $mnu)
$mnuRedo = GUICtrlCreateMenuItem("Redo", $mnu)
GUICtrlCreateMenuItem("", $mnu)
$mnuCut = GUICtrlCreateMenuItem("Cut", $mnu)
$mnuCopy = GUICtrlCreateMenuItem("Copy", $mnu)
$mnuPaste = GUICtrlCreateMenuItem("Paste", $mnu)
$mnuPasteSpl = GUICtrlCreateMenu("Paste Special", $mnu)
$mnuPasteSplRTF = GUICtrlCreateMenuItem("RTF only", $mnuPasteSpl)
$mnuPasteSplwObjs = GUICtrlCreateMenuItem("With objects", $mnuPasteSpl)
_GuiCtrlRichEdit_SetEventMask($hRichEdit, $ENM_MOUSEEVENTS)
While True
Switch GUIGetMsg()
Case $GUI_EVENT_CLOSE
GUIDelete()
Exit
Case $mnuUndo
_GuiCtrlRichEdit_Undo($hRichEdit)
Case $mnuRedo
_GuiCtrlRichEdit_Redo($hRichEdit)
Case $mnuCut
_GuiCtrlRichEdit_Cut($hRichEdit)
Case $mnuCopy
_GuiCtrlRichEdit_Copy($hRichEdit)
Case $mnuPaste
_GuiCtrlRichEdit_Paste($hRichEdit)
Case $mnuPasteSplRTF
_GuiCtrlRichEdit_PasteSpecial($hRichEdit, False)
Case $mnuPasteSplwObjs
_GuiCtrlRichEdit_PasteSpecial($hRichEdit, True)
EndSwitch
WEnd
EndFunc ;==>Main
Func WM_NOTIFY($hWnd, $iMsg, $iWparam, $iLparam)
#forceref $iMsg, $iWparam
Local $hWndFrom, $iCode, $tNMHDR, $tMsgFilter, $hMenu
$tNMHDR = DllStructCreate($tagNMHDR, $iLparam)
$hWndFrom = HWnd(DllStructGetData($tNMHDR, "hWndFrom"))
$iCode = DllStructGetData($tNMHDR, "Code")
Switch $hWndFrom
Case $hRichEdit
Select
Case $iCode = $EN_MSGFILTER
$tMsgFilter = DllStructCreate($tagEN_MSGFILTER, $iLparam)
If DllStructGetData($tMsgFilter, "msg") = $WM_RBUTTONUP Then
$hMenu = GUICtrlGetHandle($mnu)
_SetMenuTexts($hWndFrom, $hMenu)
_GUICtrlMenu_TrackPopupMenu($hMenu, $hWnd)
EndIf
EndSelect
EndSwitch
Return $GUI_RUNDEFMSG
EndFunc ;==>WM_NOTIFY
Func _SetMenuTexts($hWnd, $hMenu)
Local $fState
If _GUICtrlRichEdit_CanUndo($hWnd) Then
_GUICtrlMenu_SetItemEnabled($hMenu, $mnuUndo, True, False)
_GUICtrlMenu_SetItemText($hMenu, $mnuUndo, "Undo: " & _GUICtrlRichEdit_GetNextUndo($hWnd), False)
Else
_GUICtrlMenu_SetItemText($hMenu, $mnuUndo, "Undo", False)
_GUICtrlMenu_SetItemEnabled($hMenu, $mnuUndo, False, False)
EndIf
If _GUICtrlRichEdit_CanRedo($hWnd) Then
_GUICtrlMenu_SetItemEnabled($hMenu, $mnuRedo, True, False)
_GUICtrlMenu_SetItemText($hMenu, $mnuRedo, "Redo: " & _GUICtrlRichEdit_GetNextRedo($hWnd), False)
Else
_GUICtrlMenu_SetItemText($hMenu, $mnuRedo, "Redo", False)
_GUICtrlMenu_SetItemEnabled($hMenu, $mnuRedo, False, False)
EndIf
$fState = _GuiCtrlRichEdit_IsTextSelected($hWnd)
_GUICtrlMenu_SetItemEnabled($hMenu, $mnuCut, $fState, False)
_GUICtrlMenu_SetItemEnabled($hMenu, $mnuCopy, $fState, False)
_GUICtrlMenu_SetItemEnabled($hMenu, $mnuPaste, _GUICtrlRichEdit_CanPaste($hWnd))
_GUICtrlMenu_SetItemEnabled($hMenu, $mnuPasteSpl, _GUICtrlRichEdit_CanPasteSpecial($hWnd), False)
EndFunc ;==>_SetMenuTexts
Func ReadBmpToRtf($sBmpFilspc)
Local $hFile, $sRtf
$hFile = FileOpen($sBmpFilspc, 16)
If FileRead($hFile, 2) <> "0x424D" Then Return SetError(1, 0, "")
FileRead($hFile, 12)
$sRtf = '{\rtf1{\pict\dibitmap ' & Hex(FileRead($hFile)) & '}}'
FileClose($hFile)
Return $sRtf
EndFunc ;==>ReadBmpToRtf
Func FindFirstBMP($sPath = @WindowsDir)
Local $hFind, $sBmpFilspc
$hFind = FileFindFirstFile($sPath & "\*.bmp")
$sBmpFilspc = FileFindNextFile($hFind)
FileClose($hFind)
Return $sPath & "\" & $sBmpFilspc
EndFunc ;==>FindFirstBMP