1 | /*
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2 | * Project: MoleCuilder
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3 | * Description: creates and alters molecular systems
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4 | * Copyright (C) 2010-2012 University of Bonn. All rights reserved.
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5 | *
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6 | *
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7 | * This file is part of MoleCuilder.
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8 | *
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9 | * MoleCuilder is free software: you can redistribute it and/or modify
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10 | * it under the terms of the GNU General Public License as published by
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11 | * the Free Software Foundation, either version 2 of the License, or
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12 | * (at your option) any later version.
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13 | *
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14 | * MoleCuilder is distributed in the hope that it will be useful,
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 | * GNU General Public License for more details.
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18 | *
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19 | * You should have received a copy of the GNU General Public License
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20 | * along with MoleCuilder. If not, see <http://www.gnu.org/licenses/>.
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21 | */
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22 |
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23 | /*
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24 | * UndoAction.cpp
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25 | *
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26 | * Created on: Oct 27, 2010
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27 | * Author: heber
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28 | */
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29 |
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30 | // include config.h
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31 | #ifdef HAVE_CONFIG_H
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32 | #include <config.h>
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33 | #endif
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34 |
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35 | #include "CodePatterns/MemDebug.hpp"
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36 |
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37 | #include "ActionHistory.hpp"
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38 |
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39 | #include <iostream>
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40 |
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41 | #include "CodePatterns/Assert.hpp"
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42 |
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43 | using namespace MoleCuilder;
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44 |
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45 | #include "Actions/UndoAction.hpp"
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46 |
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47 | // and construct the stuff
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48 | #include "UndoAction.def"
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49 | #include "Action_impl_pre.hpp"
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50 |
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51 | /** =========== define the function ====================== */
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52 | Action::state_ptr UndoAction::performCall(){
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53 | std::cout << "Undo" << std::endl;
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54 | ActionHistory::getInstance().undoLast();
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55 | return Action::success;
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56 | }
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57 |
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58 | Action::state_ptr UndoAction::performUndo(Action::state_ptr){
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59 | ASSERT(0,"Cannot undo an undo (should use redo for this");
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60 | return Action::success;
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61 | }
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62 |
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63 | Action::state_ptr UndoAction::performRedo(Action::state_ptr){
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64 | ASSERT(0,"Cannot redo an undo");
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65 | return Action::success;
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66 | }
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67 |
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68 | bool UndoAction::canUndo(){
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69 | return false;
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70 | }
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71 |
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72 | bool UndoAction::shouldUndo(){
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73 | return false;
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74 | }
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75 | /** =========== end of function ====================== */
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