/*******************************************************************************
* Copyright (c) 2000, 2007 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
*
*******************************************************************************/
package org.eclipse.dltk.internal.ui.wizards.buildpath.newsourcepage;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IWorkspaceRunnable;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.core.runtime.jobs.ISchedulingRule;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.dltk.core.DLTKCore;
import org.eclipse.dltk.core.IBuildpathEntry;
import org.eclipse.dltk.core.IScriptProject;
import org.eclipse.dltk.core.ModelException;
import org.eclipse.dltk.internal.corext.buildpath.BuildpathModifier;
import org.eclipse.dltk.internal.ui.actions.WorkbenchRunnableAdapter;
import org.eclipse.dltk.internal.ui.scriptview.BuildPathContainer;
import org.eclipse.dltk.internal.ui.wizards.NewWizardMessages;
import org.eclipse.dltk.internal.ui.wizards.buildpath.BPListElement;
import org.eclipse.dltk.internal.ui.wizards.buildpath.BuildpathContainerWizard;
import org.eclipse.dltk.ui.DLTKPluginImages;
import org.eclipse.dltk.ui.DLTKUIPlugin;
import org.eclipse.dltk.ui.util.PixelConverter;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.ErrorDialog;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchPartReference;
import org.eclipse.ui.IWorkbenchSite;
import org.eclipse.ui.part.ISetSelectionTarget;
public class AddLibraryToBuildpathAction extends Action implements
ISelectionChangedListener {
private IScriptProject fSelectedProject;
private final IWorkbenchSite fSite;
public AddLibraryToBuildpathAction(IWorkbenchSite site) {
super(
NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_AddLibCP_label,
DLTKPluginImages.DESC_OBJS_LIBRARY);
setToolTipText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_AddLibCP_tooltip);
fSite = site;
}
/**
* {@inheritDoc}
*/
public void run() {
final IScriptProject project = fSelectedProject;
Shell shell = fSite.getShell();
if (shell == null) {
shell = DLTKUIPlugin.getActiveWorkbenchShell();
}
IBuildpathEntry[] Buildpath;
try {
Buildpath = project.getRawBuildpath();
} catch (ModelException e1) {
showExceptionDialog(e1);
return;
}
BuildpathContainerWizard wizard = new BuildpathContainerWizard(
(IBuildpathEntry) null, project, Buildpath) {
/**
* {@inheritDoc}
*/
public boolean performFinish() {
if (super.performFinish()) {
IWorkspaceRunnable op = new IWorkspaceRunnable() {
public void run(IProgressMonitor monitor)
throws CoreException,
OperationCanceledException {
try {
finishPage(monitor);
} catch (InterruptedException e) {
throw new OperationCanceledException(e
.getMessage());
}
}
};
try {
ISchedulingRule rule = null;
Job job = Job.getJobManager().currentJob();
if (job != null)
rule = job.getRule();
IRunnableWithProgress runnable = null;
if (rule != null)
runnable = new WorkbenchRunnableAdapter(op, rule,
true);
else
runnable = new WorkbenchRunnableAdapter(op,
ResourcesPlugin.getWorkspace().getRoot());
getContainer().run(false, true, runnable);
} catch (InvocationTargetException e) {
DLTKUIPlugin.log(e);
return false;
} catch (InterruptedException e) {
return false;
}
return true;
}
return false;
}
private void finishPage(IProgressMonitor pm)
throws InterruptedException {
IBuildpathEntry[] selected = getNewEntries();
if (selected != null) {
try {
pm
.beginTask(
NewWizardMessages.BuildpathModifier_Monitor_AddToBuildpath,
4);
List<BPListElement> addedEntries = new ArrayList<BPListElement>();
for (int i = 0; i < selected.length; i++) {
BPListElement listElement = BPListElement
.createFromExisting(selected[i], project);
addedEntries.add(listElement);
}
pm.worked(1);
if (pm.isCanceled())
throw new InterruptedException();
List existingEntries = BuildpathModifier
.getExistingEntries(project);
BuildpathModifier.setNewEntry(existingEntries,
addedEntries, project, new SubProgressMonitor(
pm, 1));
if (pm.isCanceled())
throw new InterruptedException();
BuildpathModifier.commitBuildPath(existingEntries,
project, new SubProgressMonitor(pm, 1));
if (pm.isCanceled())
throw new InterruptedException();
List result = new ArrayList(addedEntries.size());
for (int i = 0; i < addedEntries.size(); i++) {
result.add(new BuildPathContainer(project,
selected[i]));
}
selectAndReveal(new StructuredSelection(result));
pm.worked(1);
} catch (CoreException e) {
showExceptionDialog(e);
} finally {
pm.done();
}
}
}
};
wizard.setNeedsProgressMonitor(true);
WizardDialog dialog = new WizardDialog(shell, wizard);
PixelConverter converter = new PixelConverter(shell);
dialog.setMinimumPageSize(converter.convertWidthInCharsToPixels(70),
converter.convertHeightInCharsToPixels(20));
dialog.create();
dialog.open();
}
public void selectionChanged(SelectionChangedEvent event) {
ISelection selection = event.getSelection();
if (selection instanceof IStructuredSelection) {
setEnabled(canHandle((IStructuredSelection) selection));
} else {
setEnabled(canHandle(StructuredSelection.EMPTY));
}
}
public boolean canHandle(IStructuredSelection selection) {
if (selection.size() != 1)
return false;
final Object first = selection.getFirstElement();
if (first instanceof IScriptProject) {
fSelectedProject = (IScriptProject) first;
return true;
} else if (first instanceof IProject) {
IScriptProject scriptProject = DLTKCore.create((IProject) first);
if (scriptProject.isValid()) {
fSelectedProject = scriptProject;
return true;
}
}
return false;
}
private void showExceptionDialog(CoreException exception) {
showError(exception, fSite.getShell(),
NewWizardMessages.AddLibraryToBuildpathAction_ErrorTitle,
exception.getMessage());
}
private void showError(CoreException e, Shell shell, String title,
String message) {
IStatus status = e.getStatus();
if (status != null) {
ErrorDialog.openError(shell, message, title, status);
} else {
MessageDialog.openError(shell, title, message);
}
}
private void selectAndReveal(final ISelection selection) {
// validate the input
IWorkbenchPage page = fSite.getPage();
if (page == null)
return;
// get all the view and editor parts
List parts = new ArrayList();
IWorkbenchPartReference refs[] = page.getViewReferences();
for (int i = 0; i < refs.length; i++) {
IWorkbenchPart part = refs[i].getPart(false);
if (part != null)
parts.add(part);
}
refs = page.getEditorReferences();
for (int i = 0; i < refs.length; i++) {
if (refs[i].getPart(false) != null)
parts.add(refs[i].getPart(false));
}
Iterator itr = parts.iterator();
while (itr.hasNext()) {
IWorkbenchPart part = (IWorkbenchPart) itr.next();
// get the part's ISetSelectionTarget implementation
ISetSelectionTarget target = null;
if (part instanceof ISetSelectionTarget)
target = (ISetSelectionTarget) part;
else
target = (ISetSelectionTarget) part
.getAdapter(ISetSelectionTarget.class);
if (target != null) {
// select and reveal resource
final ISetSelectionTarget finalTarget = target;
page.getWorkbenchWindow().getShell().getDisplay().asyncExec(
new Runnable() {
public void run() {
finalTarget.selectReveal(selection);
}
});
}
}
}
}