/*******************************************************************************
* Copyright (c) 2000, 2017 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.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.dltk.core.DLTKCore;
import org.eclipse.dltk.core.DLTKLanguageManager;
import org.eclipse.dltk.core.IBuildpathEntry;
import org.eclipse.dltk.core.IDLTKLanguageToolkit;
import org.eclipse.dltk.core.IModelElement;
import org.eclipse.dltk.core.IScriptProject;
import org.eclipse.dltk.core.environment.EnvironmentManager;
import org.eclipse.dltk.internal.corext.buildpath.BuildpathModifier;
import org.eclipse.dltk.internal.ui.wizards.BuildpathDialogAccess;
import org.eclipse.dltk.internal.ui.wizards.NewWizardMessages;
import org.eclipse.dltk.internal.ui.wizards.buildpath.BPListElement;
import org.eclipse.dltk.ui.DLTKPluginImages;
import org.eclipse.dltk.ui.DLTKUIPlugin;
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.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.PlatformUI;
import org.eclipse.ui.part.ISetSelectionTarget;
public class AddArchiveToBuildpathAction extends Action implements ISelectionChangedListener {
private final IWorkbenchSite fSite;
private IScriptProject fScriptProject;
public AddArchiveToBuildpathAction(IWorkbenchSite site) {
super(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_AddZIPCP_label, DLTKPluginImages.DESC_OBJS_EXTJAR);
setToolTipText(NewWizardMessages.NewSourceContainerWorkbookPage_ToolBar_AddZIPCP_tooltip);
fSite= site;
}
@Override
public void run() {
final Shell shell= fSite.getShell() != null ? fSite.getShell() : DLTKUIPlugin.getActiveWorkbenchShell();
final IPath[] selected = BuildpathDialogAccess
.chooseExternalArchiveEntries(shell, EnvironmentManager.getEnvironment(this.fScriptProject));
try {
final IRunnableWithProgress runnable = monitor -> {
try {
List result = addExternalArchives(
selected == null ? new IPath[0] : selected,
fScriptProject, monitor);
if (result != null && result.size() > 0)
selectAndReveal(new StructuredSelection(result));
} catch (CoreException e) {
throw new InvocationTargetException(e);
}
};
PlatformUI.getWorkbench().getProgressService().run(true, false, runnable);
} catch (final InvocationTargetException e) {
if (e.getCause() instanceof CoreException) {
showExceptionDialog((CoreException)e.getCause());
} else {
DLTKUIPlugin.log(e);
}
} catch (final InterruptedException e) {
}
}
protected List addExternalArchives(IPath[] archivePaths, IScriptProject project, IProgressMonitor monitor) throws CoreException {
if (monitor == null)
monitor= new NullProgressMonitor();
List addedEntries= new ArrayList();
try {
monitor.beginTask(NewWizardMessages.BuildpathModifier_Monitor_AddToBuildpath, 4);
if (archivePaths != null) {
for (int i= 0; i < archivePaths.length; i++) {
addedEntries.add(new BPListElement(project, IBuildpathEntry.BPE_LIBRARY, archivePaths[i], null, archivePaths[i].isAbsolute()));
}
monitor.worked(1);
List existingEntries= BuildpathModifier.getExistingEntries(project);
BuildpathModifier.setNewEntry(existingEntries, addedEntries, project, new SubProgressMonitor(monitor, 1));
BuildpathModifier.commitBuildPath(existingEntries, project, new SubProgressMonitor(monitor, 1));
List result= new ArrayList(addedEntries.size());
for (int i= 0; i < addedEntries.size(); i++) {
IBuildpathEntry entry= ((BPListElement) addedEntries.get(i)).getBuildpathEntry();
IModelElement elem= project.findProjectFragment(entry.getPath());
if (elem != null) {
result.add(elem);
}
}
monitor.worked(1);
return result;
}
} finally {
monitor.done();
}
return null;
}
@Override
public void selectionChanged(final SelectionChangedEvent event) {
final ISelection selection = event.getSelection();
if (selection instanceof IStructuredSelection) {
setEnabled(canHandle((IStructuredSelection) selection));
} else {
setEnabled(canHandle(StructuredSelection.EMPTY));
}
}
private boolean canHandle(IStructuredSelection selection) {
if (selection.size() != 1)
return false;
Object first= selection.getFirstElement();
if (first instanceof IScriptProject)
fScriptProject = (IScriptProject) first;
else if (first instanceof IProject) {
fScriptProject = DLTKCore.create((IProject) first);
} else
return false;
if( fScriptProject == null || !fScriptProject.exists() ) {
return false;
}
IDLTKLanguageToolkit toolkit = null;
toolkit = DLTKLanguageManager.getLanguageToolkit(fScriptProject);
if( toolkit != null ) {
return toolkit.languageSupportZIPBuildpath();
}
return false;
}
private void showExceptionDialog(CoreException exception) {
showError(exception, fSite.getShell(), NewWizardMessages.AddArchiveToBuildpathAction_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 = part.getAdapter(ISetSelectionTarget.class);
if (target != null) {
// select and reveal resource
final ISetSelectionTarget finalTarget= target;
page.getWorkbenchWindow().getShell().getDisplay()
.asyncExec(() -> finalTarget.selectReveal(selection));
}
}
}
}