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 import net.sourceforge.phpdt.core.IType;
  14 import net.sourceforge.phpdt.core.JavaModelException;
  15
  16 import org.eclipse.jface.viewers.Viewer;
  17 import org.eclipse.jface.viewers.ViewerFilter;
  18
  19 /**
  20  * Filters classes
  21  */
  22 public class ClassFilter extends ViewerFilter {
  23
  24         /*
  25          * @see ViewerFilter
  26          */
  27         public boolean select(Viewer viewer, Object parent, Object element) {
  28                 if (element instanceof IType) {
  29                         try {
  30                                 return ((IType) element).isInterface();
  31                         } catch (JavaModelException ex) {
  32                                 return true;
  33                         }
  34                 }
  35                 return true;
  36         }
  37 }