eg/Classes/UndoHandler/Clear.py
# -*- coding: utf-8 -*-
#
# This file is part of EventGhost.
# Copyright © 2005-2020 EventGhost Project <http://www.eventghost.net/>
#
# EventGhost is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation, either version 2 of the License, or (at your option)
# any later version.
#
# EventGhost is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along
# with EventGhost. If not, see <http://www.gnu.org/licenses/>.
# Local imports
import eg
from eg.Classes.UndoHandler import UndoHandlerBase
class Clear(UndoHandlerBase):
name = eg.text.MainFrame.Menu.Delete.replace("&", "")
@eg.AssertInMainThread
@eg.LogIt
def Do(self, item):
if not item.CanDelete() or not item.AskDelete():
return
self.data = item.GetFullXml()
self.treePosition = eg.TreePosition(item)
eg.actionThread.Func(item.Delete)()
self.document.AppendUndoHandler(self)
@eg.AssertInActionThread
def Redo(self):
self.treePosition.GetItem().Delete()
@eg.AssertInActionThread
def Undo(self):
item = self.document.RestoreItem(self.treePosition, self.data)
item.Select()