case-study/jdt-before/ui/org/eclipse/jdt/internal/ui/packageview/PackageExplorerProblemsDecorator.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2011 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package org.eclipse.jdt.internal.ui.packageview;
  12
  13 import org.eclipse.core.runtime.IAdaptable;
  14
  15 import org.eclipse.ui.IWorkingSet;
  16
  17 import org.eclipse.jdt.ui.JavaElementImageDescriptor;
  18
  19 import org.eclipse.jdt.internal.ui.viewsupport.TreeHierarchyLayoutProblemsDecorator;
  20
  21
  22 public class PackageExplorerProblemsDecorator extends TreeHierarchyLayoutProblemsDecorator {
  23
  24         public PackageExplorerProblemsDecorator() {
  25                 super();
  26         }
  27
  28         public PackageExplorerProblemsDecorator(boolean isFlatLayout) {
  29                 super(isFlatLayout);
  30         }
  31
  32         @Override
  33         protected int computeAdornmentFlags(Object obj) {
  34                 if (!(obj instanceof IWorkingSet))
  35                         return super.computeAdornmentFlags(obj);
  36
  37                 IWorkingSet workingSet= (IWorkingSet)obj;
  38                 IAdaptable[] elements= workingSet.getElements();
  39                 int result= 0;
  40                 for (int i= 0; i < elements.length; i++) {
  41                         IAdaptable element= elements[i];
  42                         int flags= super.computeAdornmentFlags(element);
  43                         if ((flags & JavaElementImageDescriptor.BUILDPATH_ERROR) != 0)
  44                                 return JavaElementImageDescriptor.BUILDPATH_ERROR;
  45                         result|= flags;
  46                 }
  47                 if ((result & JavaElementImageDescriptor.ERROR) != 0)
  48                         return JavaElementImageDescriptor.ERROR;
  49                 else if ((result & JavaElementImageDescriptor.WARNING) != 0)
  50                         return JavaElementImageDescriptor.WARNING;
  51                 return 0;
  52         }
  53 }