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/**
* Copyright (c) 2002-2006 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 - Initial API and implementation
*/
package org.eclipse.emf.cdo.releng.preferences.action;
import org.eclipse.emf.cdo.releng.preferences.PreferenceNode;
import org.eclipse.emf.cdo.releng.preferences.presentation.PreferencesEditorPlugin;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.ActionDelegate;
import org.eclipse.ui.part.IShowInTarget;
import org.eclipse.ui.part.ShowInContext;
import java.io.File;
import java.net.URI;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class ShowInExplorerAction extends ActionDelegate
{
private static final IWorkspaceRoot WORKSPACE_ROOT = ResourcesPlugin.getWorkspace().getRoot();
protected ISelection targetSelection;
public ShowInExplorerAction()
{
super();
}
@Override
public void run(IAction action)
{
IWorkbenchWindow workbenchWindow = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
IWorkbenchPage page = workbenchWindow.getActivePage();
try
{
IViewPart packageExplorerView = page.showView("org.eclipse.jdt.ui.PackageExplorer");
IShowInTarget showInTarget = (IShowInTarget)packageExplorerView.getAdapter(IShowInTarget.class);
showInTarget.show(new ShowInContext(null, targetSelection));
}
catch (PartInitException ex)
{
PreferencesEditorPlugin.INSTANCE.log(ex);
}
}
@Override
public void selectionChanged(IAction action, ISelection selection)
{
if (selection instanceof IStructuredSelection)
{
List<IResource> resources = new ArrayList<IResource>();
for (Object object : ((IStructuredSelection)selection).toArray())
{
if (object instanceof PreferenceNode)
{
PreferenceNode preferenceNode = (PreferenceNode)object;
String path = preferenceNode.getLocation();
if (path != null)
{
File file = new File(path);
URI uri = file.toURI();
IFile[] files = WORKSPACE_ROOT.findFilesForLocationURI(uri);
if (files.length > 0)
{
resources.addAll(Arrays.asList(files));
}
}
else
{
PreferenceNode parent = preferenceNode.getParent();
if (parent != null && "project".equals(parent.getName()))
{
PreferenceNode grandParent = parent.getParent();
if (grandParent != null && "".equals(grandParent.getName()))
{
IProject project = WORKSPACE_ROOT.getProject(preferenceNode.getName());
if (project.isAccessible())
{
resources.add(project);
}
}
}
}
}
}
if (!resources.isEmpty())
{
targetSelection = new StructuredSelection(resources);
action.setEnabled(true);
return;
}
}
targetSelection = null;
action.setEnabled(false);
}
}
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