net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/filters/ClassFilter.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2004 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package net.sourceforge.phpdt.internal.ui.filters;
  12
  13
  14 import org.eclipse.jface.viewers.Viewer;
  15 import org.eclipse.jface.viewers.ViewerFilter;
  16
  17 import net.sourceforge.phpdt.core.IType;
  18 import net.sourceforge.phpdt.core.JavaModelException;
  19
  20
  21 /**
  22  * Filters classes
  23  */
  24 public class ClassFilter extends ViewerFilter {
  25
  26         /*
  27          * @see ViewerFilter
  28          */
  29         public boolean select(Viewer viewer, Object parent, Object element) {
  30                 if (element instanceof IType) {
  31                         try {
  32                                 return ((IType)element).isInterface();
  33                         } catch (JavaModelException ex) {
  34                                 return true;
  35                         }
  36                 }
  37                 return true;
  38         }
  39 }