java/Graph Editor/src/controllers/actions/Rename.java

   1 package controllers.actions;
   2
   3 import javax.swing.undo.AbstractUndoableEdit;
   4 import models.GraphVertex;
   5 import controllers.*;
   6
   7 public class Rename extends AbstractUndoableEdit {
   8         private static final long serialVersionUID = -7929100929760152271L;
   9         private GraphVertex o;
  10         private String savedName;
  11         private int originalWidth;
  12         private SelectionController selectionController;
  13
  14         public Rename(String name, SelectionController selectionController)
  15         {
  16                 this.selectionController = selectionController;
  17                 this.savedName = name;
  18                 this.o = selectionController.getSelectedVertex();
  19                 originalWidth = o.getWidth();
  20                 this.redoAction();
  21         }
  22
  23         private void redoAction(){
  24                 int width = 20 + this.selectionController.getPanel().getDrawTextWidth(savedName);
  25                 if(width > o.getWidth())
  26                         o.setWidth(width);
  27
  28                 String objectName = o.getName();
  29                 o.setName(savedName);
  30                 savedName = objectName;
  31         }
  32         public void redo()
  33         {
  34                 super.redo();
  35                 redoAction();
  36         }
  37
  38         public void undo()
  39         {
  40                 super.undo();
  41                 String objectName = o.getName();
  42                 o.setName(savedName);
  43                 o.setWidth(originalWidth);
  44                 savedName = objectName;
  45         }
  46         public boolean isSignificant(){
  47                 return true;
  48         }
  49
  50         public String getPresentationName(){
  51                 return "Vertex Hernoemen.";
  52         }
  53 }