| /******************************************************************************* |
| * Copyright (c) 2008, 2011 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.ui.refactoring; |
| |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import com.ibm.icu.text.Collator; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.CLabel; |
| import org.eclipse.swt.custom.ViewForm; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| |
| 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.Status; |
| |
| import org.eclipse.core.resources.IWorkspaceRoot; |
| |
| import org.eclipse.jface.dialogs.Dialog; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider; |
| import org.eclipse.jface.viewers.TreeViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerComparator; |
| |
| import org.eclipse.search.ui.ISearchQuery; |
| import org.eclipse.search.ui.ISearchResult; |
| import org.eclipse.search.ui.NewSearchUI; |
| |
| import org.eclipse.ltk.core.refactoring.RefactoringStatusContext; |
| import org.eclipse.ltk.ui.refactoring.IStatusContextViewer; |
| |
| import org.eclipse.jdt.core.IJavaModel; |
| import org.eclipse.jdt.core.search.SearchMatch; |
| |
| import org.eclipse.jdt.internal.corext.refactoring.base.ReferencesInBinaryContext; |
| |
| import org.eclipse.jdt.ui.StandardJavaElementContentProvider; |
| |
| import org.eclipse.jdt.internal.ui.JavaPluginImages; |
| import org.eclipse.jdt.internal.ui.search.AbstractJavaSearchResult; |
| import org.eclipse.jdt.internal.ui.search.NewSearchResultCollector; |
| import org.eclipse.jdt.internal.ui.util.SWTUtil; |
| import org.eclipse.jdt.internal.ui.viewsupport.AppearanceAwareLabelProvider; |
| |
| public class ReferencesInBinaryStatusContextViewer implements IStatusContextViewer { |
| |
| private static class ContentProvider extends StandardJavaElementContentProvider { |
| private Map<Object, Object> fChildren= new HashMap<>(); |
| private Set<Object> fRoots= new HashSet<>(); |
| |
| @Override |
| public Object[] getChildren(Object parentElement) { |
| Object children= fChildren.get(parentElement); |
| if (children == null) { |
| return new Object[0]; |
| } else if (children instanceof Set) { |
| return ((Set<?>) children).toArray(); |
| } else { |
| return new Object[] { children }; |
| } |
| } |
| |
| @Override |
| public boolean hasChildren(Object element) { |
| return getChildren(element).length > 0; |
| } |
| |
| @Override |
| public Object[] getElements(Object inputElement) { |
| return fRoots.toArray(); |
| } |
| |
| public void add(Object element) { |
| Object parent= getParent(element); |
| while (parent != null) { |
| if (parent instanceof IJavaModel) { |
| fRoots.add(element); |
| } else if (parent instanceof IWorkspaceRoot) { |
| fRoots.add(element); |
| } else { |
| Object oldChildren= fChildren.get(parent); |
| if (element.equals(oldChildren)) { |
| return; |
| } else if (oldChildren instanceof Set) { |
| @SuppressWarnings("unchecked") |
| Set<Object> oldChildrenSet= (Set<Object>) oldChildren; |
| oldChildrenSet.add(element); |
| return; |
| } else if (oldChildren != null) { |
| Set<Object> newChildren= new HashSet<>(4); |
| newChildren.add(oldChildren); |
| newChildren.add(element); |
| fChildren.put(parent, newChildren); |
| return; |
| } else { |
| fChildren.put(parent, element); |
| } |
| } |
| element= parent; |
| parent= getParent(element); |
| } |
| } |
| } |
| |
| |
| private ViewForm fForm; |
| private CLabel fLabel; |
| private TreeViewer fTreeViewer; |
| private ReferencesInBinaryContext fInput; |
| private Button fButton; |
| |
| /* |
| * @see org.eclipse.ltk.ui.refactoring.IStatusContextViewer#setInput(org.eclipse.ltk.core.refactoring.RefactoringStatusContext) |
| */ |
| @Override |
| public void setInput(RefactoringStatusContext input) { |
| ContentProvider contentProvider= new ContentProvider(); |
| |
| ReferencesInBinaryContext binariesContext= (ReferencesInBinaryContext) input; |
| List<SearchMatch> matches= binariesContext.getMatches(); |
| for (Iterator<SearchMatch> iter= matches.iterator(); iter.hasNext();) { |
| SearchMatch match= iter.next(); |
| Object element= match.getElement(); |
| if (element != null) |
| contentProvider.add(element); |
| } |
| fTreeViewer.setContentProvider(contentProvider); |
| fTreeViewer.setInput(contentProvider); |
| |
| fLabel.setText(binariesContext.getDescription()); |
| |
| fInput= binariesContext; |
| fButton.setEnabled(!matches.isEmpty()); |
| } |
| |
| |
| @Override |
| public void createControl(Composite parent) { |
| fForm= new ViewForm(parent, SWT.BORDER | SWT.FLAT); |
| fForm.marginWidth= 0; |
| fForm.marginHeight= 0; |
| |
| fLabel= new CLabel(fForm, SWT.NONE); |
| fLabel.setText(RefactoringMessages.ReferencesInBinaryStatusContextViewer_title); |
| fForm.setTopLeft(fLabel); |
| |
| Composite composite= new Composite(fForm, SWT.NONE); |
| composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| GridLayout layout= new GridLayout(1, false); |
| layout.marginWidth= 0; |
| layout.marginHeight= 0; |
| composite.setLayout(layout); |
| |
| |
| fTreeViewer= new TreeViewer(composite, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL); |
| final AppearanceAwareLabelProvider labelProvider= new AppearanceAwareLabelProvider(); |
| fTreeViewer.setLabelProvider(new DelegatingStyledCellLabelProvider(labelProvider)); |
| fTreeViewer.setComparator(new ViewerComparator() { |
| private Collator fCollator= Collator.getInstance(); |
| @Override |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| String l1= labelProvider.getText(e1); |
| String l2= labelProvider.getText(e2); |
| return fCollator.compare(l1, l2); |
| } |
| }); |
| fTreeViewer.getTree().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| |
| fButton= new Button(composite, SWT.PUSH); |
| fButton.setText(RefactoringMessages.ReferencesInBinaryStatusContextViewer_show_as_search_button); |
| GridData layoutData= new GridData(SWT.BEGINNING, SWT.CENTER, false, false); |
| layoutData.widthHint= SWTUtil.getButtonWidthHint(fButton); |
| fButton.setLayoutData(layoutData); |
| fButton.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| fillInSearchView(); |
| } |
| }); |
| fButton.setEnabled(false); |
| |
| fForm.setContent(composite); |
| |
| Dialog.applyDialogFont(parent); |
| } |
| |
| protected void fillInSearchView() { |
| NewSearchUI.runQueryInBackground(new ReferencesInBinarySearchQuery(fInput), null); |
| fButton.setEnabled(false); |
| } |
| |
| @Override |
| public Control getControl() { |
| return fForm; |
| } |
| |
| |
| static class ReferencesInBinarySearchQuery implements ISearchQuery { |
| |
| private final ReferencesInBinaryContext fContext; |
| private ReferencesInBinarySearchResult fResult; |
| |
| public ReferencesInBinarySearchQuery(ReferencesInBinaryContext context) { |
| fContext= context; |
| fResult= new ReferencesInBinarySearchResult(this); |
| } |
| |
| @Override |
| public boolean canRerun() { |
| return false; |
| } |
| |
| @Override |
| public boolean canRunInBackground() { |
| return true; |
| } |
| |
| @Override |
| public String getLabel() { |
| return fContext.getDescription(); |
| } |
| |
| @Override |
| public ISearchResult getSearchResult() { |
| return fResult; |
| } |
| |
| @Override |
| public IStatus run(IProgressMonitor monitor) throws OperationCanceledException { |
| fResult.removeAll(); |
| List<SearchMatch> matches= fContext.getMatches(); |
| |
| NewSearchResultCollector collector= new NewSearchResultCollector(fResult, false); |
| collector.beginReporting(); |
| |
| for (Iterator<SearchMatch> iter= matches.iterator(); iter.hasNext();) { |
| try { |
| collector.acceptSearchMatch(iter.next()); |
| } catch (CoreException e) { |
| // ignore |
| } |
| } |
| collector.endReporting(); |
| return Status.OK_STATUS; |
| } |
| |
| } |
| |
| public static class ReferencesInBinarySearchResult extends AbstractJavaSearchResult { |
| |
| private final ReferencesInBinarySearchQuery fQuery; |
| |
| public ReferencesInBinarySearchResult(ReferencesInBinarySearchQuery query) { |
| fQuery= query; |
| } |
| |
| @Override |
| public ImageDescriptor getImageDescriptor() { |
| return JavaPluginImages.DESC_OBJS_SEARCH_REF; |
| } |
| |
| @Override |
| public String getLabel() { |
| return fQuery.getLabel(); |
| } |
| |
| @Override |
| public String getTooltip() { |
| return getLabel(); |
| } |
| |
| @Override |
| public ISearchQuery getQuery() { |
| return fQuery; |
| } |
| } |
| |
| |
| } |