| package org.eclipse.ui.internal.model; |
| |
| /* |
| * (c) Copyright IBM Corp. 2000, 2001. |
| * All Rights Reserved. |
| */ |
| import java.util.HashMap; |
| import org.eclipse.core.resources.*; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.swt.graphics.Point; |
| import org.eclipse.ui.*; |
| import org.eclipse.ui.internal.WorkbenchImages; |
| import org.eclipse.ui.internal.WorkbenchPlugin; |
| import org.eclipse.ui.internal.misc.OverlayIcon; |
| |
| /** |
| * An IWorkbenchAdapter that represents IProject. |
| */ |
| public class WorkbenchProject extends WorkbenchResource |
| implements IProjectActionFilter |
| { |
| HashMap imageCache = new HashMap(11); |
| /** |
| * Answer the appropriate base image to use for the passed resource, optionally |
| * considering the passed open status as well iff appropriate for the type of |
| * passed resource |
| */ |
| protected ImageDescriptor getBaseImage(IResource resource) { |
| IProject project = (IProject) resource; |
| boolean isOpen = project.isOpen(); |
| String baseKey = isOpen ? ISharedImages.IMG_OBJ_PROJECT : ISharedImages.IMG_OBJ_PROJECT_CLOSED; |
| if (isOpen) { |
| try { |
| String[] natureIds = project.getDescription().getNatureIds(); |
| for (int i = 0; i < natureIds.length; ++i) { |
| // Have to use a cache because OverlayIcon does not define its own equality criteria, |
| // so WorkbenchLabelProvider would always create a new image otherwise. |
| String imageKey = natureIds[i]; |
| ImageDescriptor overlayImage = (ImageDescriptor) imageCache.get(imageKey); |
| if (overlayImage != null) { |
| return overlayImage; |
| } |
| ImageDescriptor natureImage = WorkbenchPlugin.getDefault().getProjectImageRegistry().getNatureImage(natureIds[i]); |
| if (natureImage != null) { |
| ImageDescriptor baseImage = WorkbenchImages.getImageDescriptor(baseKey); |
| overlayImage = new OverlayIcon(baseImage, new ImageDescriptor[][] {{ natureImage }}, new Point(16, 16)); |
| imageCache.put(imageKey, overlayImage); |
| return overlayImage; |
| } |
| } |
| } |
| catch (CoreException e) { |
| } |
| } |
| return WorkbenchImages.getImageDescriptor(baseKey); |
| } |
| /** |
| * Returns the children of this container. |
| */ |
| public Object[] getChildren(Object o) { |
| IProject project = (IProject) o; |
| if (project.isOpen()) { |
| try { |
| return project.members(); |
| } catch (CoreException e) { |
| //don't get the children if there are problems with the project |
| } |
| } |
| return NO_CHILDREN; |
| } |
| /** |
| * Returns whether the specific attribute matches the state of the target |
| * object. |
| * |
| * @param target the target object |
| * @param name the attribute name |
| * @param value the attriute value |
| * @return <code>true</code> if the attribute matches; <code>false</code> otherwise |
| */ |
| public boolean testAttribute(Object target, String name, String value) { |
| IProject proj = (IProject) target; |
| if (name.equals(NATURE)) { |
| try { |
| return proj.isAccessible() && proj.hasNature(value); |
| } catch (CoreException e) { |
| return false; |
| } |
| } else if (name.equals(OPEN)) { |
| value = value.toLowerCase(); |
| return (proj.isOpen() == value.equals("true"));//$NON-NLS-1$ |
| } |
| return super.testAttribute(target, name, value); |
| } |
| } |