| /******************************************************************************* |
| * Copyright (c) 2006, 2010 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.core.tools.search; |
| |
| import java.text.Collator; |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.ui.JavaElementLabelProvider; |
| import org.eclipse.jdt.ui.JavaUI; |
| import org.eclipse.jface.action.*; |
| import org.eclipse.jface.viewers.*; |
| import org.eclipse.search.ui.IContextMenuConstants; |
| import org.eclipse.search.ui.ISearchResultPage; |
| import org.eclipse.search.ui.text.*; |
| import org.eclipse.ui.IPageLayout; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.part.IShowInTargetList; |
| |
| /** |
| * |
| */ |
| public class FindUnusedSearchResultPage extends AbstractTextSearchViewPage implements ISearchResultPage, IAdaptable { |
| |
| public class DecoratorIgnoringViewerSorter extends ViewerSorter { |
| |
| private Collator collator; |
| |
| public DecoratorIgnoringViewerSorter() { |
| super(null); // lazy initialization |
| collator = null; |
| } |
| |
| @Override |
| public int compare(Viewer aViewer, Object e1, Object e2) { |
| String name1 = labelProvider.getText(e1); |
| String name2 = labelProvider.getText(e2); |
| if (name1 == null) |
| name1 = "";//$NON-NLS-1$ |
| if (name2 == null) |
| name2 = "";//$NON-NLS-1$ |
| return getCollator().compare(name1, name2); |
| } |
| |
| @Override |
| public final Collator getCollator() { |
| if (collator == null) { |
| collator = Collator.getInstance(); |
| } |
| return collator; |
| } |
| } |
| |
| class SortAction extends Action { |
| int order; |
| SortAction(String label, int order) { |
| super(label); |
| this.order = order; |
| } |
| |
| @Override |
| public void run() { |
| setSortOrder(order); |
| } |
| } |
| |
| public static class TableContentProvider implements IStructuredContentProvider { |
| private AbstractTextSearchResult fSearchResult; |
| private TableViewer fTableViewer; |
| |
| public void clear() { |
| fTableViewer.refresh(); |
| } |
| |
| @Override |
| public void dispose() { |
| //nothing to dispose |
| } |
| |
| public void elementsChanged(Object[] updatedElements) { |
| for (Object updatedElement : updatedElements) { |
| if (fSearchResult.getMatchCount(updatedElement) > 0) { |
| if (fTableViewer.testFindItem(updatedElement) != null) |
| fTableViewer.refresh(updatedElement); |
| else |
| fTableViewer.add(updatedElement); |
| } else { |
| fTableViewer.remove(updatedElement); |
| } |
| } |
| } |
| |
| @Override |
| public Object[] getElements(Object inputElement) { |
| if (fSearchResult != null) |
| return fSearchResult.getElements(); |
| return new Object[0]; |
| } |
| |
| @Override |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| fTableViewer = (TableViewer) viewer; |
| fSearchResult = (AbstractTextSearchResult) newInput; |
| } |
| } |
| |
| public static final IShowInTargetList SHOW_IN_TARGET_LIST = new IShowInTargetList() { |
| @Override |
| public String[] getShowInTargetIds() { |
| return SHOW_IN_TARGETS; |
| } |
| }; |
| |
| static final String[] SHOW_IN_TARGETS = new String[] {JavaUI.ID_PACKAGES, IPageLayout.ID_RES_NAV}; |
| |
| private static final int SORT_BY_NAME = 0; |
| private static final int SORT_BY_PATH = 1; |
| |
| TableContentProvider contentProvider; |
| JavaElementLabelProvider labelProvider; |
| Action sortByName = new SortAction("Name", SORT_BY_NAME); |
| Action sortByPath = new SortAction("Path", SORT_BY_PATH); |
| TableViewer viewer; |
| |
| private int currentSortOrder = -1; |
| |
| public FindUnusedSearchResultPage() { |
| super(AbstractTextSearchViewPage.FLAG_LAYOUT_FLAT); |
| } |
| |
| /* |
| * @see org.eclipse.search.ui.text.AbstractTextSearchViewPage#clear() |
| */ |
| @Override |
| protected void clear() { |
| if (contentProvider != null) |
| contentProvider.clear(); |
| } |
| |
| /* |
| * @see org.eclipse.search.ui.text.AbstractTextSearchViewPage#configureTableViewer(org.eclipse.jface.viewers.TableViewer) |
| */ |
| @Override |
| protected void configureTableViewer(TableViewer aViewer) { |
| this.viewer = aViewer; |
| contentProvider = new TableContentProvider(); |
| aViewer.setContentProvider(contentProvider); |
| setSortOrder(SORT_BY_PATH); |
| aViewer.setSorter(new DecoratorIgnoringViewerSorter()); |
| } |
| |
| /* |
| * @see org.eclipse.search.ui.text.AbstractTextSearchViewPage#configureTreeViewer(org.eclipse.jface.viewers.TreeViewer) |
| */ |
| @Override |
| protected void configureTreeViewer(TreeViewer aViewer) { |
| throw new IllegalStateException("Doesn't support tree mode."); |
| } |
| |
| /* |
| * @see org.eclipse.search.ui.text.AbstractTextSearchViewPage#elementsChanged(java.lang.Object[]) |
| */ |
| @Override |
| protected void elementsChanged(Object[] objects) { |
| if (contentProvider != null) |
| contentProvider.elementsChanged(objects); |
| } |
| |
| @Override |
| protected void fillContextMenu(IMenuManager mgr) { |
| super.fillContextMenu(mgr); |
| MenuManager sortMenu = new MenuManager("Sort By"); |
| sortMenu.add(sortByName); |
| sortMenu.add(sortByPath); |
| sortByName.setChecked(currentSortOrder == SORT_BY_NAME); |
| sortByPath.setChecked(currentSortOrder == SORT_BY_PATH); |
| mgr.appendToGroup(IContextMenuConstants.GROUP_VIEWER_SETUP, sortMenu); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class) |
| */ |
| @Override |
| public Object getAdapter(Class adapter) { |
| if (IShowInTargetList.class.equals(adapter)) { |
| return SHOW_IN_TARGET_LIST; |
| } |
| return null; |
| } |
| |
| void setSortOrder(int order) { |
| if (currentSortOrder == order) |
| return; |
| currentSortOrder = order; |
| int flags; |
| if (order == SORT_BY_NAME) { |
| flags = JavaElementLabelProvider.SHOW_POST_QUALIFIED; |
| } else { |
| flags = JavaElementLabelProvider.SHOW_QUALIFIED; |
| } |
| flags |= JavaElementLabelProvider.SHOW_PARAMETERS; |
| labelProvider = new JavaElementLabelProvider(flags); |
| viewer.setLabelProvider(labelProvider); |
| } |
| |
| @Override |
| protected void showMatch(Match match, int currentOffset, int currentLength, boolean activate) throws PartInitException { |
| try { |
| Object element = match.getElement(); |
| if (element instanceof IJavaElement) { |
| JavaUI.openInEditor((IJavaElement) element); |
| } |
| } catch (JavaModelException e1) { |
| throw new PartInitException(e1.getStatus()); |
| } |
| } |
| |
| } |