| /******************************************************************************* |
| * Copyright (c) 2003, 2016 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Mickael Istria (Red Hat Inc.) Bug 264404 - Problem decorators |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.navigator.resources.workbench; |
| |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.Adapters; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.viewers.DecorationOverlayIcon; |
| import org.eclipse.jface.viewers.IDecoration; |
| import org.eclipse.ui.IMemento; |
| import org.eclipse.ui.ISharedImages; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.model.WorkbenchLabelProvider; |
| import org.eclipse.ui.navigator.ICommonContentExtensionSite; |
| import org.eclipse.ui.navigator.ICommonLabelProvider; |
| |
| /** |
| * <p> |
| * <strong>EXPERIMENTAL</strong>. This class or interface has been added as |
| * part of a work in progress. There is a guarantee neither that this API will |
| * work nor that it will remain the same. Please do not use this API without |
| * consulting with the Platform/UI team. |
| * </p> |
| * @since 3.2 |
| */ |
| public class ResourceExtensionLabelProvider extends WorkbenchLabelProvider implements ICommonLabelProvider { |
| |
| |
| @Override |
| public void init(ICommonContentExtensionSite aConfig) { |
| //init |
| } |
| |
| |
| @Override |
| public String getDescription(Object anElement) { |
| |
| if (anElement instanceof IResource) { |
| return ((IResource) anElement).getFullPath().makeRelative().toString(); |
| } |
| return null; |
| } |
| |
| @Override |
| protected ImageDescriptor decorateImage(ImageDescriptor input, Object element) { |
| ImageDescriptor descriptor = super.decorateImage(input, element); |
| if (descriptor == null) { |
| return null; |
| } |
| IResource resource = Adapters.adapt(element, IResource.class); |
| if (resource != null && (resource.getType() != IResource.PROJECT || ((IProject) resource).isOpen())) { |
| ImageDescriptor overlay = null; |
| switch (getHighestProblemSeverity(resource)) { |
| case IMarker.SEVERITY_ERROR: |
| overlay = PlatformUI.getWorkbench().getSharedImages() |
| .getImageDescriptor(ISharedImages.IMG_DEC_FIELD_ERROR); |
| break; |
| case IMarker.SEVERITY_WARNING: |
| overlay = PlatformUI.getWorkbench().getSharedImages() |
| .getImageDescriptor(ISharedImages.IMG_DEC_FIELD_WARNING); |
| break; |
| } |
| if (overlay != null) { |
| descriptor = new DecorationOverlayIcon(descriptor, overlay, IDecoration.BOTTOM_LEFT); |
| } |
| } |
| return descriptor; |
| } |
| |
| |
| protected int getHighestProblemSeverity(IResource resource) { |
| int problemSeverity = -1; |
| try { |
| for (IMarker marker : resource.findMarkers(IMarker.PROBLEM, true, IResource.DEPTH_INFINITE)) { |
| problemSeverity = Math.max(problemSeverity, marker.getAttribute(IMarker.SEVERITY, -1)); |
| } |
| } catch (CoreException e) { |
| // Mute error to prevent pop-up in case of concurrent modification |
| // of markers. |
| } |
| return problemSeverity; |
| } |
| |
| |
| @Override |
| public void restoreState(IMemento aMemento) { |
| |
| } |
| |
| @Override |
| public void saveState(IMemento aMemento) { |
| } |
| } |