/*******************************************************************************
* Copyright (c) 2000, 2009 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.ui.wizards;
import java.net.URL;
import java.util.ArrayList;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
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.core.runtime.IPath;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
import org.eclipse.ui.dialogs.ISelectionStatusValidator;
import org.eclipse.ui.model.WorkbenchContentProvider;
import org.eclipse.ui.model.WorkbenchLabelProvider;
import org.eclipse.ui.views.navigator.ResourceComparator;
import org.eclipse.wst.jsdt.core.IIncludePathEntry;
import org.eclipse.wst.jsdt.core.IJavaScriptProject;
import org.eclipse.wst.jsdt.core.LibrarySuperType;
import org.eclipse.wst.jsdt.internal.ui.IUIConstants;
import org.eclipse.wst.jsdt.internal.ui.JavaScriptPlugin;
import org.eclipse.wst.jsdt.internal.ui.wizards.NewWizardMessages;
import org.eclipse.wst.jsdt.internal.ui.wizards.TypedElementSelectionValidator;
import org.eclipse.wst.jsdt.internal.ui.wizards.TypedViewerFilter;
import org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.ArchiveFileFilter;
import org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.CPListElement;
import org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.JavadocLocationDialog;
import org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.JsGlobalScopeContainerWizard;
import org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.MultipleFolderSelectionDialog;
import org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.SourceAttachmentDialog;
import org.eclipse.wst.jsdt.ui.JavaScriptUI;
/**
* Class that gives access to dialogs used by the JavaScript build path page to configure classpath entries
* and properties of classpath entries.
* Static methods are provided to show dialogs for:
* <ul>
* <li> configuration of source attachments</li>
* <li> configuration of Javadoc locations</li>
* <li> configuration and selection of classpath variable entries</li>
* <li> configuration and selection of classpath container entries</li>
* <li> configuration and selection of JAR and external JAR entries</li>
* <li> selection of class and source folders</li>
* </ul>
* <p>
* This class is not intended to be instantiated or subclassed by clients.
* </p>
*
* Provisional API: This class/interface is part of an interim API that is still under development and expected to
* change significantly before reaching stability. It is being made available at this early stage to solicit feedback
* from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken
* (repeatedly) as the API evolves. */
public final class BuildPathDialogAccess {
private BuildPathDialogAccess() {
// do not instantiate
}
/**
* Shows the UI for configuring source attachments. <code>null</code> is returned
* if the user cancels the dialog. The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog
* @param initialEntry The entry to edit. The kind of the classpath entry must be either
* <code>IIncludePathEntry.CPE_LIBRARY</code> or <code>IIncludePathEntry.CPE_VARIABLE</code>.
* @return Returns the resulting classpath entry containing a potentially modified source attachment path and
* source attachment root. The resulting entry can be used to replace the original entry on the classpath.
* Note that the dialog does not make any changes on the passed entry nor on the classpath that
* contains it.
*/
public static IIncludePathEntry configureSourceAttachment(Shell shell, IIncludePathEntry initialEntry) {
if (initialEntry == null) {
throw new IllegalArgumentException();
}
int entryKind= initialEntry.getEntryKind();
if (entryKind != IIncludePathEntry.CPE_LIBRARY && entryKind != IIncludePathEntry.CPE_VARIABLE) {
throw new IllegalArgumentException();
}
SourceAttachmentDialog dialog= new SourceAttachmentDialog(shell, initialEntry);
if (dialog.open() == Window.OK) {
return dialog.getResult();
}
return null;
}
/**
* Shows the UI for configuring a javadoc location. <code>null</code> is returned
* if the user cancels the dialog. If OK is pressed, an array of length 1 containing the configured URL is
* returned. Note that the configured URL can be <code>null</code> when the user
* wishes to have no URL location specified. The dialog does not apply any changes.
* Use {@link org.eclipse.wst.jsdt.ui.JavaScriptUI} to access and configure
* Javadoc locations.
*
* @param shell The parent shell for the dialog.
* @param libraryName Name of of the library to which configured javadoc location belongs.
* @param initialURL The initial URL or <code>null</code>.
* @return Returns an array of size 1 that contains the resulting javadoc location or
* <code>null</code> if the dialog has been canceled. Note that the configured URL can be <code>null</code> when the user
* wishes to have no URL location specified.
*/
public static URL[] configureJavadocLocation(Shell shell, String libraryName, URL initialURL) {
if (libraryName == null) {
throw new IllegalArgumentException();
}
JavadocLocationDialog dialog= new JavadocLocationDialog(shell, libraryName, initialURL);
if (dialog.open() == Window.OK) {
return new URL[] { dialog.getResult() };
}
return null;
}
/**
* Shows the UI for configuring a javadoc location attribute of the classpath entry. <code>null</code> is returned
* if the user cancels the dialog. The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog.
* @param initialEntry The entry to edit. The kind of the classpath entry must be either
* <code>IIncludePathEntry.CPE_LIBRARY</code> or <code>IIncludePathEntry.CPE_VARIABLE</code>.
* @return Returns the resulting classpath entry containing a potentially modified javadoc location attribute
* The resulting entry can be used to replace the original entry on the classpath.
* Note that the dialog does not make any changes on the passed entry nor on the classpath that
* contains it.
*
*
*/
public static IIncludePathEntry configureJavadocLocation(Shell shell, IIncludePathEntry initialEntry) {
if (initialEntry == null) {
throw new IllegalArgumentException();
}
int entryKind= initialEntry.getEntryKind();
if (entryKind != IIncludePathEntry.CPE_LIBRARY && entryKind != IIncludePathEntry.CPE_VARIABLE) {
throw new IllegalArgumentException();
}
URL location= JavaScriptUI.getLibraryJSdocLocation(initialEntry);
JavadocLocationDialog dialog= new JavadocLocationDialog(shell, initialEntry.getPath().toString(), location);
if (dialog.open() == Window.OK) {
CPListElement element= CPListElement.createFromExisting(initialEntry, null);
URL res= dialog.getResult();
element.setAttribute(CPListElement.JAVADOC, res != null ? res.toExternalForm() : null);
return element.getClasspathEntry();
}
return null;
}
/**
* Shows the UI to configure a classpath container classpath entry. See {@link IIncludePathEntry#CPE_CONTAINER} for
* details about container classpath entries.
* The dialog returns the configured classpath entry or <code>null</code> if the dialog has
* been canceled. The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog.
* @param initialEntry The initial classpath container entry.
* @param project The project the entry belongs to. The project does not have to exist and can also be <code>null</code>.
* @param currentClasspath The class path entries currently selected to be set as the projects classpath. This can also
* include the entry to be edited. The dialog uses these entries as information only (e.g. to avoid duplicate entries); The user still can make changes after the
* the classpath container dialog has been closed. See {@link IJsGlobalScopeContainerPageExtension} for
* more information.
* @return Returns the configured classpath container entry or <code>null</code> if the dialog has
* been canceled by the user.
*/
public static IIncludePathEntry configureContainerEntry(Shell shell, IIncludePathEntry initialEntry, IJavaScriptProject project, IIncludePathEntry[] currentClasspath) {
if (initialEntry == null || currentClasspath == null) {
throw new IllegalArgumentException();
}
JsGlobalScopeContainerWizard wizard= new JsGlobalScopeContainerWizard(initialEntry, project, currentClasspath);
if (JsGlobalScopeContainerWizard.openWizard(shell, wizard) == Window.OK) {
IIncludePathEntry[] created= wizard.getNewEntries();
if (created != null && created.length == 1) {
return created[0];
}
}
return null;
}
/**
* Shows the UI to choose new classpath container classpath entries. See {@link IIncludePathEntry#CPE_CONTAINER} for
* details about container classpath entries.
* The dialog returns the selected classpath entries or <code>null</code> if the dialog has
* been canceled. The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog.
* @param project The project the entry belongs to. The project does not have to exist and
* can also be <code>null</code>.
* @param currentClasspath The class path entries currently selected to be set as the projects classpath. This can also
* include the entry to be edited. The dialog uses these entries as information only; The user still can make changes after the
* the classpath container dialog has been closed. See {@link IJsGlobalScopeContainerPageExtension} for
* more information.
* @return Returns the selected classpath container entries or <code>null</code> if the dialog has
* been canceled by the user.
*/
public static IIncludePathEntry[] chooseContainerEntries(Shell shell, IJavaScriptProject project, IIncludePathEntry[] currentClasspath) {
if (currentClasspath == null) {
throw new IllegalArgumentException();
}
JsGlobalScopeContainerWizard wizard= new JsGlobalScopeContainerWizard((IIncludePathEntry) null, project, currentClasspath);
if (JsGlobalScopeContainerWizard.openWizard(shell, wizard) == Window.OK) {
return wizard.getNewEntries();
}
return null;
}
/**
* Shows the UI to configure a JAR or ZIP archive located in the workspace.
* The dialog returns the configured classpath entry path or <code>null</code> if the dialog has
* been canceled. The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog.
* @param initialEntry The path of the initial archive entry
* @param usedEntries An array of paths that are already on the classpath and therefore should not be
* selected again.
* @return Returns the configured classpath container entry path or <code>null</code> if the dialog has
* been canceled by the user.
*/
public static IPath configureJAREntry(Shell shell, IPath initialEntry, IPath[] usedEntries) {
if (initialEntry == null || usedEntries == null) {
throw new IllegalArgumentException();
}
Class[] acceptedClasses= new Class[] { IFile.class };
TypedElementSelectionValidator validator= new TypedElementSelectionValidator(acceptedClasses, false);
ArrayList usedJars= new ArrayList(usedEntries.length);
IWorkspaceRoot root= ResourcesPlugin.getWorkspace().getRoot();
for (int i= 0; i < usedEntries.length; i++) {
IPath curr= usedEntries[i];
if (!curr.equals(initialEntry)) {
IResource resource= root.findMember(usedEntries[i]);
if (resource instanceof IFile) {
usedJars.add(resource);
}
}
}
IResource existing= root.findMember(initialEntry);
ElementTreeSelectionDialog dialog= new ElementTreeSelectionDialog(shell, new WorkbenchLabelProvider(), new WorkbenchContentProvider());
dialog.setValidator(validator);
dialog.setTitle(NewWizardMessages.BuildPathDialogAccess_JARArchiveDialog_edit_title);
dialog.setMessage(NewWizardMessages.BuildPathDialogAccess_JARArchiveDialog_edit_description);
dialog.addFilter(new ArchiveFileFilter(usedJars, true));
dialog.setInput(root);
dialog.setComparator(new ResourceComparator(ResourceComparator.NAME));
dialog.setInitialSelection(existing);
if (dialog.open() == Window.OK) {
IResource element= (IResource) dialog.getFirstResult();
return element.getFullPath();
}
return null;
}
/**
* Shows the UI to select new JAR or ZIP archive entries located in the workspace.
* The dialog returns the selected entries or <code>null</code> if the dialog has
* been canceled. The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog.
* @param initialSelection The path of the element (container or archive) to initially select or <code>null</code> to not select an entry.
* @param usedEntries An array of paths that are already on the classpath and therefore should not be
* selected again.
* @return Returns the new classpath container entry paths or <code>null</code> if the dialog has
* been canceled by the user.
*/
public static IPath[] chooseJAREntries(Shell shell, IPath initialSelection, IPath[] usedEntries) {
if (usedEntries == null) {
throw new IllegalArgumentException();
}
Class[] acceptedClasses= new Class[] { IFile.class };
TypedElementSelectionValidator validator= new TypedElementSelectionValidator(acceptedClasses, true);
ArrayList usedJars= new ArrayList(usedEntries.length);
IWorkspaceRoot root= ResourcesPlugin.getWorkspace().getRoot();
for (int i= 0; i < usedEntries.length; i++) {
IResource resource= root.findMember(usedEntries[i]);
if (resource instanceof IFile) {
usedJars.add(resource);
}
}
IResource focus= initialSelection != null ? root.findMember(initialSelection) : null;
ElementTreeSelectionDialog dialog= new ElementTreeSelectionDialog(shell, new WorkbenchLabelProvider(), new WorkbenchContentProvider());
dialog.setHelpAvailable(false);
dialog.setValidator(validator);
dialog.setTitle(NewWizardMessages.BuildPathDialogAccess_JARArchiveDialog_new_title);
dialog.setMessage(NewWizardMessages.BuildPathDialogAccess_JARArchiveDialog_new_description);
dialog.addFilter(new ArchiveFileFilter(usedJars, true));
dialog.setInput(root);
dialog.setComparator(new ResourceComparator(ResourceComparator.NAME));
dialog.setInitialSelection(focus);
if (dialog.open() == Window.OK) {
Object[] elements= dialog.getResult();
IPath[] res= new IPath[elements.length];
for (int i= 0; i < res.length; i++) {
IResource elem= (IResource)elements[i];
res[i]= elem.getFullPath();
}
return res;
}
return null;
}
public static LibrarySuperType chooseSuperType(Shell shell, CPListElement[] cpEntries, LibrarySuperType initialSelection, IJavaScriptProject project) {
if (cpEntries == null) {
throw new IllegalArgumentException();
}
// Class[] acceptedClasses= new Class[] { IFile.class };
// TypedElementSelectionValidator validator= new TypedElementSelectionValidator(acceptedClasses, true);
// ArrayList usedJars= new ArrayList(usedEntries.length);
// IWorkspaceRoot root= ResourcesPlugin.getWorkspace().getRoot();
// for (int i= 0; i < usedEntries.length; i++) {
// IResource resource= root.findMember(usedEntries[i]);
// if (resource instanceof IFile) {
// usedJars.add(resource);
// }
// }
// IResource focus= initialSelection != null ? root.findMember(initialSelection) : null;
ArrayList allLibsSuper = new ArrayList();
for(int i = 0;i<cpEntries.length;i++) {
LibrarySuperType libSuperParent = new LibrarySuperType(cpEntries[i].getPath(), cpEntries[i].getJavaProject());
if(libSuperParent.hasChildren()) {
allLibsSuper.add(libSuperParent);
}
//allLibsSuper.addAll(Arrays.asList(libSupers));
}
boolean currentIsValid = initialSelection!=null && allLibsSuper.contains(initialSelection.getParent());
LibrarySuperType[] libSupers = (LibrarySuperType[])allLibsSuper.toArray(new LibrarySuperType[allLibsSuper.size()]);
class LibrarySuperTypeContentProvider implements ITreeContentProvider,
ILabelProvider,
ISelectionStatusValidator{
public Object[] getChildren(Object parentElement) {
if(parentElement==null) return null;
return ((LibrarySuperType)parentElement).getChildren();
}
public Object getParent(Object element) {
if(element==null) return null;
return ((LibrarySuperType)element).getParent();
}
public boolean hasChildren(Object element) {
if(element==null) return false;
return ((LibrarySuperType)element).hasChildren();
}
public Object[] getElements(Object inputElement) {
if(inputElement instanceof Object[]) return (Object[])inputElement;
return new Object[] {inputElement} ;
}
public void dispose() {}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
public Image getImage(Object element) {
return null;
// if(element==null) return null;
// return ((LibrarySuperType)element).toImage();
}
public String getText(Object element) {
if(element==null) return null;
String superTypeName = ((LibrarySuperType)element).getSuperTypeName();
String libraryName = ((LibrarySuperType)element).getLibraryName();
if(superTypeName!=null) return superTypeName;
return libraryName;
}
public void addListener(ILabelProviderListener listener) {}
public boolean isLabelProperty(Object element, String property) {return false;}
public void removeListener(ILabelProviderListener listener) {}
public IStatus validate(Object[] selection) {
if(selection==null || selection.length!=1) {
return new Status(IStatus.ERROR, JavaScriptPlugin.getPluginId(), IStatus.ERROR, null, null);
}else if( ! (selection[0] instanceof LibrarySuperType) ){
return new Status(IStatus.ERROR, JavaScriptPlugin.getPluginId(), IStatus.ERROR,null, null);
}else if(((LibrarySuperType)selection[0]).isParent()) {
return new Status(IStatus.ERROR, JavaScriptPlugin.getPluginId(), IStatus.ERROR, null, null);
}
return new Status(IStatus.OK, JavaScriptPlugin.getPluginId(), IStatus.OK, "", null); //$NON-NLS-1$
}
}
LibrarySuperTypeContentProvider libValidator = new LibrarySuperTypeContentProvider();
ElementTreeSelectionDialog dialog = new ElementTreeSelectionDialog(shell,libValidator , libValidator);
dialog.setAllowMultiple(false);
dialog.setHelpAvailable(false);
dialog.setInput(libSupers);
dialog.setValidator(libValidator);
dialog.setTitle(NewWizardMessages.BuildPathDialogAccess_SuperTypeSelection);
dialog.setMessage(NewWizardMessages.BuildPathDialogAccess_SelectSupertType);
//dialog.addFilter(new ArchiveFileFilter(usedJars, true));
if(currentIsValid) dialog.setInitialSelection(initialSelection);
// dialog.setComparator(new ResourceComparator(ResourceComparator.NAME));
//dialog.setInitialSelection(focus);
if (dialog.open() == Window.OK) {
Object[] elements= dialog.getResult();
if(elements==null || elements.length==0 || !(elements[0] instanceof LibrarySuperType) ) return null;
return (LibrarySuperType)elements[0];
// IPath[] res= new IPath[elements.length];
// for (int i= 0; i < res.length; i++) {
// IResource elem= (IResource)elements[i];
// res[i]= elem.getFullPath();
// }
// return res;
}
return null;
}
/**
* Shows the UI to configure an external JAR or ZIP archive.
* The dialog returns the configured or <code>null</code> if the dialog has
* been canceled. The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog.
* @param initialEntry The path of the initial archive entry.
* @return Returns the configured classpath container entry path or <code>null</code> if the dialog has
* been canceled by the user.
*/
public static IPath configureExternalJAREntry(Shell shell, IPath initialEntry) {
if (initialEntry == null) {
throw new IllegalArgumentException();
}
String lastUsedPath= initialEntry.removeLastSegments(1).toOSString();
FileDialog dialog= new FileDialog(shell, SWT.SINGLE);
dialog.setText(NewWizardMessages.BuildPathDialogAccess_ExtJARArchiveDialog_edit_title);
dialog.setFilterExtensions(ArchiveFileFilter.FILTER_EXTENSIONS);
dialog.setFilterPath(lastUsedPath);
dialog.setFileName(initialEntry.lastSegment());
String res= dialog.open();
if (res == null) {
return null;
}
JavaScriptPlugin.getDefault().getDialogSettings().put(IUIConstants.DIALOGSTORE_LASTEXTJAR, dialog.getFilterPath());
return Path.fromOSString(res).makeAbsolute();
}
/**
* Shows the UI to select new external JAR or ZIP archive entries.
* The dialog returns the selected entry paths or <code>null</code> if the dialog has
* been canceled. The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog.
* @return Returns the new classpath container entry paths or <code>null</code> if the dialog has
* been canceled by the user.
*/
public static IPath[] chooseExternalJAREntries(Shell shell) {
String lastUsedPath= JavaScriptPlugin.getDefault().getDialogSettings().get(IUIConstants.DIALOGSTORE_LASTEXTJAR);
if (lastUsedPath == null) {
lastUsedPath= ""; //$NON-NLS-1$
}
FileDialog dialog= new FileDialog(shell, SWT.MULTI);
dialog.setText(NewWizardMessages.BuildPathDialogAccess_ExtJARArchiveDialog_new_title);
dialog.setFilterExtensions(ArchiveFileFilter.FILTER_EXTENSIONS);
dialog.setFilterPath(lastUsedPath);
String res= dialog.open();
if (res == null) {
return null;
}
String[] fileNames= dialog.getFileNames();
int nChosen= fileNames.length;
IPath filterPath= Path.fromOSString(dialog.getFilterPath());
IPath[] elems= new IPath[nChosen];
for (int i= 0; i < nChosen; i++) {
elems[i]= filterPath.append(fileNames[i]).makeAbsolute();
}
JavaScriptPlugin.getDefault().getDialogSettings().put(IUIConstants.DIALOGSTORE_LASTEXTJAR, dialog.getFilterPath());
return elems;
}
/**
* Shows the UI to select new class folders.
* The dialog returns the selected classpath entry paths or <code>null</code> if the dialog has
* been canceled. The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog.
* @param initialSelection The path of the element to initially select or <code>null</code>.
* @param usedEntries An array of paths that are already on the classpath and therefore should not be
* selected again.
* @return Returns the configured classpath container entry path or <code>null</code> if the dialog has
* been canceled by the user.
*/
public static IPath[] chooseClassFolderEntries(Shell shell, IPath initialSelection, IPath[] usedEntries) {
if (usedEntries == null) {
throw new IllegalArgumentException();
}
String title= NewWizardMessages.BuildPathDialogAccess_ExistingClassFolderDialog_new_title;
String message= NewWizardMessages.BuildPathDialogAccess_ExistingClassFolderDialog_new_description;
return internalChooseFolderEntry(shell, initialSelection, usedEntries, title, message);
}
/**
* Shows the UI to select new source folders.
* The dialog returns the selected classpath entry paths or <code>null</code> if the dialog has
* been canceled The dialog does not apply any changes.
*
* @param shell The parent shell for the dialog.
* @param initialSelection The path of the element to initially select or <code>null</code>
* @param usedEntries An array of paths that are already on the classpath and therefore should not be
* selected again.
* @return Returns the configured classpath container entry path or <code>null</code> if the dialog has
* been canceled by the user.
*/
public static IPath[] chooseSourceFolderEntries(Shell shell, IPath initialSelection, IPath[] usedEntries) {
if (usedEntries == null) {
throw new IllegalArgumentException();
}
String title= NewWizardMessages.BuildPathDialogAccess_ExistingSourceFolderDialog_new_title;
String message= NewWizardMessages.BuildPathDialogAccess_ExistingSourceFolderDialog_new_description;
return internalChooseFolderEntry(shell, initialSelection, usedEntries, title, message);
}
private static IPath[] internalChooseFolderEntry(Shell shell, IPath initialSelection, IPath[] usedEntries, String title, String message) {
Class[] acceptedClasses= new Class[] { IProject.class, IFolder.class };
ArrayList usedContainers= new ArrayList(usedEntries.length);
IWorkspaceRoot root= ResourcesPlugin.getWorkspace().getRoot();
for (int i= 0; i < usedEntries.length; i++) {
IResource resource= root.findMember(usedEntries[i]);
if (resource instanceof IContainer) {
usedContainers.add(resource);
}
}
IResource focus= initialSelection != null ? root.findMember(initialSelection) : null;
Object[] used= usedContainers.toArray();
MultipleFolderSelectionDialog dialog= new MultipleFolderSelectionDialog(shell, new WorkbenchLabelProvider(), new WorkbenchContentProvider());
dialog.setExisting(used);
dialog.setTitle(title);
dialog.setMessage(message);
dialog.setHelpAvailable(false);
dialog.addFilter(new TypedViewerFilter(acceptedClasses, used));
dialog.setInput(root);
dialog.setInitialFocus(focus);
if (dialog.open() == Window.OK) {
Object[] elements= dialog.getResult();
IPath[] res= new IPath[elements.length];
for (int i= 0; i < res.length; i++) {
IResource elem= (IResource) elements[i];
res[i]= elem.getFullPath();
}
return res;
}
return null;
}
}