/*******************************************************************************
* Copyright (c) 2000, 2008 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.wst.jsdt.internal.ui.wizards.buildpaths.newsourcepage;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.jface.operation.IRunnableContext;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IWorkbenchSite;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.part.ISetSelectionTarget;
import org.eclipse.wst.jsdt.core.IJavaScriptUnit;
import org.eclipse.wst.jsdt.core.IJavaScriptElement;
import org.eclipse.wst.jsdt.core.IJavaScriptProject;
import org.eclipse.wst.jsdt.core.IPackageFragment;
import org.eclipse.wst.jsdt.core.IPackageFragmentRoot;
import org.eclipse.wst.jsdt.core.JavaScriptModelException;
import org.eclipse.wst.jsdt.internal.corext.buildpath.BuildpathDelta;
import org.eclipse.wst.jsdt.internal.corext.buildpath.ClasspathModifier;
import org.eclipse.wst.jsdt.internal.corext.util.Messages;
import org.eclipse.wst.jsdt.internal.ui.JavaScriptPlugin;
import org.eclipse.wst.jsdt.internal.ui.JavaPluginImages;
import org.eclipse.wst.jsdt.internal.ui.wizards.NewWizardMessages;
import org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.CPListElement;
//SelectedElements iff enabled: IPackageFragment || IJavaScriptUnit
public class ExcludeFromBuildpathAction extends BuildpathModifierAction {
private final IRunnableContext fContext;
public ExcludeFromBuildpathAction(IWorkbenchSite site) {
this(site, null, PlatformUI.getWorkbench().getProgressService());
}
public ExcludeFromBuildpathAction(IRunnableContext context, ISetSelectionTarget selectionTarget) {
this(null, selectionTarget, context);
}
private ExcludeFromBuildpathAction(IWorkbenchSite site, ISetSelectionTarget selectionTarget, IRunnableContext context) {
super(site, selectionTarget, BuildpathModifierAction.EXCLUDE);
fContext= context;
setText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_Exclude_label);
setImageDescriptor(JavaPluginImages.DESC_ELCL_EXCLUDE_FROM_BUILDPATH);
setToolTipText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_Exclude_tooltip);
setDisabledImageDescriptor(JavaPluginImages.DESC_DLCL_EXCLUDE_FROM_BUILDPATH);
}
/**
* {@inheritDoc}
*/
public String getDetailedDescription() {
if (!isEnabled())
return null;
if (getSelectedElements().size() != 1)
return NewWizardMessages.PackageExplorerActionGroup_FormText_Default_Exclude;
IJavaScriptElement elem= (IJavaScriptElement) getSelectedElements().get(0);
String name= ClasspathModifier.escapeSpecialChars(elem.getElementName());
if (elem instanceof IPackageFragment) {
return Messages.format(NewWizardMessages.PackageExplorerActionGroup_FormText_ExcludePackage, name);
} else if (elem instanceof IJavaScriptUnit) {
return Messages.format(NewWizardMessages.PackageExplorerActionGroup_FormText_ExcludeFile, name);
}
return null;
}
/**
* {@inheritDoc}
*/
public void run() {
final IJavaScriptProject project;
Object object= getSelectedElements().get(0);
if (object instanceof IJavaScriptUnit) {
project= ((IJavaScriptUnit)object).getJavaScriptProject();
} else {
project= ((IPackageFragment)object).getJavaScriptProject();
}
try {
final IRunnableWithProgress runnable= new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
try {
List result= exclude(getSelectedElements(), project, monitor);
selectAndReveal(new StructuredSelection(result));
} catch (CoreException e) {
throw new InvocationTargetException(e);
}
}
};
fContext.run(false, false, runnable);
} catch (final InvocationTargetException e) {
if (e.getCause() instanceof CoreException) {
showExceptionDialog((CoreException)e.getCause(), NewWizardMessages.ExcludeFromBuildathAction_ErrorTitle);
} else {
JavaScriptPlugin.log(e);
}
} catch (final InterruptedException e) {
}
}
private List exclude(List javaElements, IJavaScriptProject project, IProgressMonitor monitor) throws JavaScriptModelException {
if (monitor == null)
monitor= new NullProgressMonitor();
try {
monitor.beginTask(NewWizardMessages.ClasspathModifier_Monitor_Excluding, javaElements.size() + 4);
List existingEntries= ClasspathModifier.getExistingEntries(project);
List resources= new ArrayList();
for (int i= 0; i < javaElements.size(); i++) {
IJavaScriptElement javaElement= (IJavaScriptElement) javaElements.get(i);
IPackageFragmentRoot root= (IPackageFragmentRoot) javaElement.getAncestor(IJavaScriptElement.PACKAGE_FRAGMENT_ROOT);
CPListElement entry= ClasspathModifier.getClasspathEntry(existingEntries, root);
IResource resource= ClasspathModifier.exclude(javaElement, entry, project, new SubProgressMonitor(monitor, 1));
if (resource != null) {
resources.add(resource);
}
}
ClasspathModifier.commitClassPath(existingEntries, project, new SubProgressMonitor(monitor, 4));
BuildpathDelta delta= new BuildpathDelta(getToolTipText());
delta.setNewEntries((CPListElement[])existingEntries.toArray(new CPListElement[existingEntries.size()]));
informListeners(delta);
return resources;
} finally {
monitor.done();
}
}
protected boolean canHandle(IStructuredSelection elements) {
if (elements.size() == 0)
return false;
for (Iterator iter= elements.iterator(); iter.hasNext();) {
Object element= iter.next();
if (element instanceof IPackageFragment) {
IPackageFragment fragment= (IPackageFragment)element;
if (ClasspathModifier.isDefaultFragment(fragment))
return false;
if (((IPackageFragmentRoot)fragment.getAncestor(IJavaScriptElement.PACKAGE_FRAGMENT_ROOT)).isArchive())
return false;
} else if (element instanceof IJavaScriptUnit) {
} else {
return false;
}
}
return true;
}
}