code: /*--------------------------------------------------------------*
    Copyright (C) 2006-2020 OpenSim Ltd.
  
    This file is distributed WITHOUT ANY WARRANTY. See the file
    'License' for details on this and other legal matters.
  *--------------------------------------------------------------*/
  
  package org.omnetpp.scave.model.commands;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.Collection;
  import java.util.List;
  
  import org.omnetpp.scave.model.Chart;
  import org.omnetpp.scave.model.Chart.DialogPage;
  import org.omnetpp.scave.model.ModelObject;
  
  /**
   * Set dialog pages.
   *
   * @author andras
   */
  public class SetChartDialogPagesCommand implements ICommand {
  
      private Chart chart;
      private List<DialogPage> oldDialogPages;
      private List<DialogPage> newDialogPages;
  
      public SetChartDialogPagesCommand(Chart chart, List<DialogPage> dialogPages) {
          this.chart = chart;
          this.newDialogPages = dialogPages;
      }
  
      @Override
      public void execute() {
          oldDialogPages = new ArrayList<DialogPage>(chart.getDialogPages());
          chart.setDialogPages(new ArrayList<DialogPage>(newDialogPages));
      }
  
      @Override
      public void undo() {
          chart.setDialogPages(new ArrayList<DialogPage>(oldDialogPages));
      }
  
      @Override
      public void redo() {
          execute();
      }
  
      @Override
      public String getLabel() {
          return "Set chart dialog pages";
      }
  
      @Override
      public Collection<ModelObject> getAffectedObjects() {
          return Arrays.asList(chart);
      }
  
  }
  