Pamhyr2/src/View/Reservoir/UndoCommand.py

153 lines
4.3 KiB
Python

# UndoCommand.py -- Pamhyr
# Copyright (C) 2023-2025 INRAE
#
# This program 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 3 of the License, or
# (at your option) any later version.
#
# This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
# -*- coding: utf-8 -*-
from copy import deepcopy
from tools import trace, timer
from PyQt5.QtWidgets import (
QMessageBox, QUndoCommand, QUndoStack,
)
from Model.Reservoir.Reservoir import Reservoir
from Model.Reservoir.ReservoirList import ReservoirList
class SetNameCommand(QUndoCommand):
def __init__(self, reservoir_lst, index, new_value):
QUndoCommand.__init__(self)
self._reservoir_lst = reservoir_lst
self._index = index
self._old = self._reservoir_lst.get(self._index).name
self._new = str(new_value)
def undo(self):
self._reservoir_lst.get(self._index).name = self._old
def redo(self):
self._reservoir_lst.get(self._index).name = self._new
class SetNodeCommand(QUndoCommand):
def __init__(self, reservoir_lst, index, node):
QUndoCommand.__init__(self)
self._reservoir_lst = reservoir_lst
self._index = index
self._old = self._reservoir_lst.get(self._index).node
self._new = node
self._prev_assoc_to_node = self._reservoir_lst.get_assoc_to_node(node)
def _previous_assoc_node(self, node):
if self._prev_assoc_to_node is not None:
self._prev_assoc_to_node.node = node
def undo(self):
self._reservoir_lst.get(self._index).node = self._old
self._previous_assoc_node(self._new)
def redo(self):
self._reservoir_lst.get(self._index).node = self._new
self._previous_assoc_node(None)
class AddCommand(QUndoCommand):
def __init__(self, reservoir_lst, index):
QUndoCommand.__init__(self)
self._reservoir_lst = reservoir_lst
self._index = index
self._new = None
def undo(self):
self._new.set_as_deleted()
self._reservoir_lst.modified()
def redo(self):
if self._new is None:
self._new = self._reservoir_lst.new(self._index)
else:
self._reservoir_lst.insert(self._index, self._new)
self._reservoir_lst.modified()
class AddAndAssociateCommand(QUndoCommand):
def __init__(self, reservoir_lst, index, node):
QUndoCommand.__init__(self)
self._reservoir_lst = reservoir_lst
self._new = None
self._index = index
self._node = node
def undo(self):
self._reservoir_lst.delete(self._new)
self._reservoir_lst.modified()
def redo(self):
if self._new is None:
self._new = self._reservoir_lst.new(self._index)
else:
self._reservoir_lst.insert(self._index, self._new)
self._reservoir_lst.get(self._index).node = self._node
self._reservoir_lst.modified()
class DelCommand(QUndoCommand):
def __init__(self, reservoir_lst, reservoirs):
QUndoCommand.__init__(self)
self._reservoir_lst = reservoir_lst
self._reservoirs = reservoirs
def undo(self):
for reservoir in self._reservoirs:
reservoir.set_as_not_deleted()
self._reservoir_lst.modified()
def redo(self):
for reservoir in self._reservoirs:
reservoir.set_as_deleted()
self._reservoir_lst.modified()
# class PasteCommand(QUndoCommand):
# def __init__(self, reservoir_lst, row, reservoir):
# QUndoCommand.__init__(self)
# self._reservoir_lst = reservoir_lst
# self._row = row
# self._reservoir = deepcopy(reservoir)
# self._reservoir.reverse()
# def undo(self):
# self._reservoir_lst.delete_i(
# self._tab,
# range(self._row, self._row + len(self._reservoir))
# )
# def redo(self):
# for r in self._reservoir:
# self._reservoir_lst.insert(self._row, r)