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Viewing changes to src/dg/deletesubjectscmd.c

  • Committer: Bazaar Package Importer
  • Author(s): Otavio Salvador
  • Date: 2003-07-03 20:08:21 UTC
  • Revision ID: james.westby@ubuntu.com-20030703200821-se4xtqx25e5miczi
Tags: upstream-2.20
Import upstream version 2.20

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src/dg/deletesubjectscmd.c
 
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////////////////////////////////////////////////////////////////////////////////
 
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//
 
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// This file is part of Toolkit for Conceptual Modeling (TCM).
 
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// (c) copyright 1995, Vrije Universiteit Amsterdam.
 
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// Author: Frank Dehne (frank@cs.vu.nl).
 
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//
 
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// TCM is free software; you can redistribute it and/or modify
 
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// it under the terms of the GNU General Public License as published by
 
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// the Free Software Foundation; either version 2 of the License, or
 
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// (at your option) any later version.
 
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//
 
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// TCM is distributed in the hope that it will be useful,
 
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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// GNU General Public License for more details.
 
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//
 
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// You should have received a copy of the GNU General Public License
 
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// along with TCM; if not, write to the Free Software
 
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 
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// 02111-1307, USA.
 
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////////////////////////////////////////////////////////////////////////////////
 
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#include "shapeview.h"
 
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#include "diagram.h"
 
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#include "subject.h"
 
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#include "gshape.h"
 
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#include "diagramviewer.h"
 
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#include "deletesubjectscmd.h"
 
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DeleteSubjectsCmd::DeleteSubjectsCmd(ShapeView *v): Command(
 
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                v->GetViewer()->GetDiagram(), v->GetViewer()) {
 
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        view = v;
 
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        diagram = v->GetViewer()->GetDiagram();
 
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        subjects = new List<Subject *>;
 
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        shapes = new List<GShape *>;
 
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}
 
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void DeleteSubjectsCmd::Execute() {
 
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        view->RemoveShapes(shapes);
 
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        diagram->RemoveSubjects(subjects);
 
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        Command::Execute();
 
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}
 
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void DeleteSubjectsCmd::UnExecute() {
 
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        view->AddShapes(shapes);
 
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        diagram->AddSubjects(subjects);
 
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        Command::UnExecute();
 
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}
 
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DeleteSubjectsCmd::~DeleteSubjectsCmd() {
 
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        if (CmdDone()) {
 
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                subjects->clear();
 
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                shapes->clear();
 
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        }
 
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        delete subjects;
 
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        delete shapes;
 
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}