| /******************************************************************************* |
| * Copyright (c) 2000, 2011 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 |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.ui.packageview; |
| |
| import org.eclipse.swt.widgets.Shell; |
| |
| import org.eclipse.core.runtime.CoreException; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.StructuredViewer; |
| import org.eclipse.jface.viewers.TreeViewer; |
| |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.dialogs.FilteredResourcesSelectionDialog; |
| |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IJavaModel; |
| import org.eclipse.jdt.core.JavaCore; |
| |
| import org.eclipse.jdt.internal.ui.IJavaHelpContextIds; |
| |
| public class GotoResourceAction extends Action { |
| |
| private PackageExplorerPart fPackageExplorer; |
| |
| private static class GotoResourceDialog extends FilteredResourcesSelectionDialog { |
| private IJavaModel fJavaModel; |
| public GotoResourceDialog(Shell parentShell, IContainer container, StructuredViewer viewer) { |
| super(parentShell, false, container, IResource.FILE | IResource.FOLDER | IResource.PROJECT); |
| fJavaModel= JavaCore.create(ResourcesPlugin.getWorkspace().getRoot()); |
| setTitle(PackagesMessages.GotoResource_dialog_title); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(parentShell, IJavaHelpContextIds.GOTO_RESOURCE_DIALOG); |
| } |
| |
| @Override |
| protected ItemsFilter createFilter() { |
| return new GotoResourceFilter(); |
| } |
| |
| private class GotoResourceFilter extends ResourceFilter { |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.dialogs.FilteredResourcesSelectionDialog.ResourceFilter#matchItem(java.lang.Object) |
| */ |
| @Override |
| public boolean matchItem(Object item) { |
| IResource resource = (IResource) item; |
| return super.matchItem(item) && select(resource); |
| } |
| |
| /** |
| * This is the orignal <code>select</code> method. Since |
| * <code>GotoResourceDialog</code> needs to extend |
| * <code>FilteredResourcesSelectionDialog</code> result of this |
| * method must be combined with the <code>matchItem</code> method |
| * from super class (<code>ResourceFilter</code>). |
| * |
| * @param resource |
| * A resource |
| * @return <code>true</code> if item matches against given |
| * conditions <code>false</code> otherwise |
| */ |
| private boolean select(IResource resource) { |
| IProject project= resource.getProject(); |
| try { |
| if (project.getNature(JavaCore.NATURE_ID) != null) |
| return fJavaModel.contains(resource); |
| } catch (CoreException e) { |
| // do nothing. Consider resource; |
| } |
| return true; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.dialogs.FilteredResourcesSelectionDialog.ResourceFilter#equalsFilter(org.eclipse.ui.dialogs.FilteredItemsSelectionDialog.ItemsFilter) |
| */ |
| @Override |
| public boolean equalsFilter(ItemsFilter filter) { |
| if (!super.equalsFilter(filter)) { |
| return false; |
| } |
| if (!(filter instanceof GotoResourceFilter)) { |
| return false; |
| } |
| return true; |
| } |
| } |
| |
| } |
| |
| public GotoResourceAction(PackageExplorerPart explorer) { |
| setText(PackagesMessages.GotoResource_action_label); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IJavaHelpContextIds.GOTO_RESOURCE_ACTION); |
| fPackageExplorer= explorer; |
| } |
| |
| @Override |
| public void run() { |
| TreeViewer viewer= fPackageExplorer.getTreeViewer(); |
| GotoResourceDialog dialog= new GotoResourceDialog(fPackageExplorer.getSite().getShell(), |
| ResourcesPlugin.getWorkspace().getRoot(), viewer); |
| dialog.open(); |
| Object[] result = dialog.getResult(); |
| if (result == null || result.length == 0 || !(result[0] instanceof IResource)) |
| return; |
| StructuredSelection selection= null; |
| IJavaElement element = JavaCore.create((IResource)result[0]); |
| if (element != null && element.exists()) |
| selection= new StructuredSelection(element); |
| else |
| selection= new StructuredSelection(result[0]); |
| viewer.setSelection(selection, true); |
| } |
| } |