org.simantics.g3d.vtk/src/org/simantics/g3d/vtk/action/RemoveAction.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012, 2013 Association for Decentralized Information Management in
   3  * Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.g3d.vtk.action;
  13
  14 import org.eclipse.jface.action.Action;
  15 import org.simantics.g3d.scenegraph.IG3DNode;
  16 import org.simantics.g3d.scenegraph.structural.IStructuralNode;
  17 import org.simantics.g3d.vtk.Activator;
  18 import org.simantics.g3d.vtk.common.VTKNodeMap;
  19
  20 public class RemoveAction extends Action {
  21
  22         private VTKNodeMap nodeMap;
  23         protected IG3DNode node;
  24
  25         public RemoveAction(VTKNodeMap nodeMap) {
  26                 setText("Remove");
  27                 setImageDescriptor(Activator.imageDescriptorFromPlugin("com.famfamfam.silk", "icons/delete.png"));
  28                 this.nodeMap = nodeMap;
  29         }
  30
  31         public void setNode(IG3DNode node) {
  32                 this.node = node;
  33                 setEnabled(isRemovable(node));
  34         }
  35
  36         public boolean isRemovable(IG3DNode node) {
  37                 if ((node instanceof IStructuralNode) && ((IStructuralNode)node).isPartOfInstantiatedModel() && !((IStructuralNode)node).isInstantiatedModelRoot())
  38                         return false;
  39                 return true;
  40         }
  41
  42         @Override
  43         public void run() {
  44
  45                 doRemove(node);
  46                 nodeMap.commit("Remove");
  47                 node = null;
  48         }
  49
  50         protected void doRemove(IG3DNode node) {
  51                 node.remove();
  52         }
  53 }