/*
* Copyright (c) 2012, the Dart project authors.
*
* Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.eclipse.org/legal/epl-v10.html
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.dart.tools.internal.search.ui.text;
import com.google.dart.tools.search.internal.ui.Messages;
import com.google.dart.tools.search.internal.ui.SearchMessages;
import com.google.dart.tools.search.internal.ui.text.DecoratingFileSearchLabelProvider;
import com.google.dart.tools.search.internal.ui.text.FileLabelProvider;
import com.google.dart.tools.search.internal.ui.text.FileResourceMatch;
import com.google.dart.tools.search.internal.ui.text.FileSearchQuery;
import com.google.dart.tools.search.internal.ui.text.FileSearchResult;
import com.google.dart.tools.search.internal.ui.text.IFileSearchContentProvider;
import com.google.dart.tools.search.internal.ui.text.LineElement;
import com.google.dart.tools.search.internal.ui.text.NewTextSearchActionGroup;
import com.google.dart.tools.search.internal.ui.text.ReplaceAction;
import com.google.dart.tools.search.ui.IContextMenuConstants;
import com.google.dart.tools.search.ui.ISearchResultViewPart;
import com.google.dart.tools.search.ui.text.AbstractTextSearchResult;
import com.google.dart.tools.search.ui.text.Match;
import com.google.dart.tools.ui.internal.search.ThemedSearchResultPage;
import org.eclipse.core.filesystem.EFS;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.dialogs.ErrorDialog;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.OpenEvent;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerComparator;
import org.eclipse.swt.dnd.DND;
import org.eclipse.swt.dnd.Transfer;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.actions.ActionContext;
import org.eclipse.ui.actions.ActionGroup;
import org.eclipse.ui.ide.IDE;
import org.eclipse.ui.part.ResourceTransfer;
import org.eclipse.ui.views.navigator.NavigatorDragAdapter;
import java.io.File;
import java.util.Set;
@SuppressWarnings({"deprecation", "restriction"})
public class FileSearchPage extends ThemedSearchResultPage implements IAdaptable {
public static class DecoratorIgnoringViewerSorter extends ViewerComparator {
private final ILabelProvider fLabelProvider;
public DecoratorIgnoringViewerSorter(ILabelProvider labelProvider) {
fLabelProvider = labelProvider;
}
@Override
public int category(Object element) {
if (element instanceof IContainer) {
return 1;
}
return 2;
}
@SuppressWarnings("unchecked")
@Override
public int compare(Viewer viewer, Object e1, Object e2) {
int cat1 = category(e1);
int cat2 = category(e2);
if (cat1 != cat2) {
return cat1 - cat2;
}
if (e1 instanceof LineElement && e2 instanceof LineElement) {
LineElement m1 = (LineElement) e1;
LineElement m2 = (LineElement) e2;
return m1.getOffset() - m2.getOffset();
}
String name1 = fLabelProvider.getText(e1);
String name2 = fLabelProvider.getText(e2);
if (name1 == null) {
name1 = "";//$NON-NLS-1$
}
if (name2 == null) {
name2 = "";//$NON-NLS-1$
}
return getComparator().compare(name1, name2);
}
}
private static final String KEY_SORTING = "com.google.dart.tools.search.resultpage.sorting"; //$NON-NLS-1$
private static final String KEY_LIMIT = "com.google.dart.tools.search.resultpage.limit"; //$NON-NLS-1$
private static final int DEFAULT_ELEMENT_LIMIT = 1000;
private ActionGroup fActionGroup;
private IFileSearchContentProvider fContentProvider;
private int fCurrentSortOrder;
private SortAction fSortByNameAction;
private SortAction fSortByPathAction;
public FileSearchPage() {
fSortByNameAction = new SortAction(
SearchMessages.FileSearchPage_sort_name_label,
this,
FileLabelProvider.SHOW_LABEL_PATH);
fSortByPathAction = new SortAction(
SearchMessages.FileSearchPage_sort_path_label,
this,
FileLabelProvider.SHOW_PATH_LABEL);
setElementLimit(new Integer(DEFAULT_ELEMENT_LIMIT));
}
@Override
public void dispose() {
if (fActionGroup != null) {
fActionGroup.dispose();
}
super.dispose();
}
@Override
public Object getAdapter(@SuppressWarnings("rawtypes") Class adapter) {
return null;
}
@Override
public int getDisplayedMatchCount(Object element) {
if (showLineMatches()) {
if (element instanceof LineElement) {
LineElement lineEntry = (LineElement) element;
return lineEntry.getNumberOfMatches(getInput());
}
return 0;
}
return super.getDisplayedMatchCount(element);
}
@Override
public Match[] getDisplayedMatches(Object element) {
if (showLineMatches()) {
if (element instanceof LineElement) {
LineElement lineEntry = (LineElement) element;
return lineEntry.getMatches(getInput());
}
return new Match[0];
}
return super.getDisplayedMatches(element);
}
@Override
public String getLabel() {
String label = super.getLabel();
StructuredViewer viewer = getViewer();
if (viewer instanceof TableViewer) {
TableViewer tv = (TableViewer) viewer;
AbstractTextSearchResult result = getInput();
if (result != null) {
int itemCount = ((IStructuredContentProvider) tv.getContentProvider()).getElements(getInput()).length;
if (showLineMatches()) {
int matchCount = getInput().getMatchCount();
if (itemCount < matchCount) {
return Messages.format(
SearchMessages.FileSearchPage_limited_format_matches,
new Object[] {label, new Integer(itemCount), new Integer(matchCount)});
}
} else {
int fileCount = getInput().getElements().length;
if (itemCount < fileCount) {
return Messages.format(
SearchMessages.FileSearchPage_limited_format_files,
new Object[] {label, new Integer(itemCount), new Integer(fileCount)});
}
}
}
}
return label;
}
@Override
public StructuredViewer getViewer() {
return super.getViewer();
}
@Override
public void restoreState(IMemento memento) {
super.restoreState(memento);
try {
fCurrentSortOrder = getSettings().getInt(KEY_SORTING);
} catch (NumberFormatException e) {
fCurrentSortOrder = fSortByNameAction.getSortOrder();
}
int elementLimit = DEFAULT_ELEMENT_LIMIT;
try {
elementLimit = getSettings().getInt(KEY_LIMIT);
} catch (NumberFormatException e) {
}
if (memento != null) {
Integer value = memento.getInteger(KEY_SORTING);
if (value != null) {
fCurrentSortOrder = value.intValue();
}
value = memento.getInteger(KEY_LIMIT);
if (value != null) {
elementLimit = value.intValue();
}
}
setElementLimit(new Integer(elementLimit));
}
@Override
public void saveState(IMemento memento) {
super.saveState(memento);
memento.putInteger(KEY_SORTING, fCurrentSortOrder);
memento.putInteger(KEY_LIMIT, getElementLimit().intValue());
}
@Override
public void setElementLimit(Integer elementLimit) {
super.setElementLimit(elementLimit);
int limit = elementLimit.intValue();
getSettings().put(KEY_LIMIT, limit);
}
public void setSortOrder(int sortOrder) {
fCurrentSortOrder = sortOrder;
DecoratingFileSearchLabelProvider lpWrapper = (DecoratingFileSearchLabelProvider) getViewer().getLabelProvider();
((FileLabelProvider) lpWrapper.getStyledStringProvider()).setOrder(sortOrder);
getViewer().refresh();
getSettings().put(KEY_SORTING, fCurrentSortOrder);
}
@Override
public void setViewPart(ISearchResultViewPart part) {
super.setViewPart(part);
fActionGroup = new NewTextSearchActionGroup(part);
}
@Override
protected void clear() {
if (fContentProvider != null) {
fContentProvider.clear();
}
}
@Override
protected void configureTableViewer(TableViewer viewer) {
super.configureTableViewer(viewer);
viewer.setUseHashlookup(true);
FileLabelProvider innerLabelProvider = new FileLabelProvider(this, fCurrentSortOrder);
viewer.setLabelProvider(new DecoratingFileSearchLabelProvider(innerLabelProvider));
viewer.setContentProvider(new FileTableContentProvider(this));
viewer.setComparator(new DecoratorIgnoringViewerSorter(innerLabelProvider));
fContentProvider = (IFileSearchContentProvider) viewer.getContentProvider();
addDragAdapters(viewer);
}
@Override
protected void configureTreeViewer(TreeViewer viewer) {
super.configureTreeViewer(viewer);
viewer.setUseHashlookup(true);
FileLabelProvider innerLabelProvider = new FileLabelProvider(this, FileLabelProvider.SHOW_LABEL);
viewer.setLabelProvider(new DecoratingFileSearchLabelProvider(innerLabelProvider));
viewer.setContentProvider(new FileTreeContentProvider(this, viewer));
viewer.setComparator(new DecoratorIgnoringViewerSorter(innerLabelProvider));
fContentProvider = (IFileSearchContentProvider) viewer.getContentProvider();
addDragAdapters(viewer);
}
@Override
protected void elementsChanged(Object[] objects) {
if (fContentProvider != null) {
fContentProvider.elementsChanged(objects);
}
}
@SuppressWarnings({"rawtypes", "unchecked"})
@Override
protected void evaluateChangedElements(Match[] matches, Set changedElements) {
if (showLineMatches()) {
for (int i = 0; i < matches.length; i++) {
changedElements.add(((FileResourceMatch) matches[i]).getLineElement());
}
} else {
super.evaluateChangedElements(matches, changedElements);
}
}
@Override
protected void fillContextMenu(IMenuManager mgr) {
super.fillContextMenu(mgr);
addSortActions(mgr);
fActionGroup.setContext(new ActionContext(getSite().getSelectionProvider().getSelection()));
fActionGroup.fillContextMenu(mgr);
FileSearchQuery query = (FileSearchQuery) getInput().getQuery();
if (query.getSearchString().length() > 0) {
IStructuredSelection selection = (IStructuredSelection) getViewer().getSelection();
if (!selection.isEmpty()) {
ReplaceAction replaceSelection = new ReplaceAction(
getSite().getShell(),
(FileSearchResult) getInput(),
selection.toArray());
replaceSelection.setText(SearchMessages.ReplaceAction_label_selected);
mgr.appendToGroup(IContextMenuConstants.GROUP_REORGANIZE, replaceSelection);
}
ReplaceAction replaceAll = new ReplaceAction(
getSite().getShell(),
(FileSearchResult) getInput(),
null);
replaceAll.setText(SearchMessages.ReplaceAction_label_all);
mgr.appendToGroup(IContextMenuConstants.GROUP_REORGANIZE, replaceAll);
}
}
@Override
protected void handleOpen(OpenEvent event) {
if (showLineMatches()) {
Object firstElement = ((IStructuredSelection) event.getSelection()).getFirstElement();
if (firstElement instanceof IFile) {
if (getDisplayedMatchCount(firstElement) == 0) {
try {
open(getSite().getPage(), (IFile) firstElement, false);
} catch (PartInitException e) {
ErrorDialog.openError(
getSite().getShell(),
SearchMessages.FileSearchPage_open_file_dialog_title,
SearchMessages.FileSearchPage_open_file_failed,
e.getStatus());
}
return;
}
}
if (firstElement instanceof File) {
IFileStore file = EFS.getLocalFileSystem().fromLocalFile((File) firstElement);
try {
IDE.openEditorOnFileStore(getSite().getPage(), file);
} catch (PartInitException e) {
ErrorDialog.openError(
getSite().getShell(),
SearchMessages.FileSearchPage_open_file_dialog_title,
SearchMessages.FileSearchPage_open_file_failed,
e.getStatus());
}
}
}
super.handleOpen(event);
}
private void addDragAdapters(StructuredViewer viewer) {
Transfer[] transfers = new Transfer[] {ResourceTransfer.getInstance()};
int ops = DND.DROP_COPY | DND.DROP_LINK;
viewer.addDragSupport(ops, transfers, new NavigatorDragAdapter(viewer));
}
private void addSortActions(IMenuManager mgr) {
if (getLayout() != FLAG_LAYOUT_FLAT) {
return;
}
MenuManager sortMenu = new MenuManager(SearchMessages.FileSearchPage_sort_by_label);
sortMenu.add(fSortByNameAction);
sortMenu.add(fSortByPathAction);
fSortByNameAction.setChecked(fCurrentSortOrder == fSortByNameAction.getSortOrder());
fSortByPathAction.setChecked(fCurrentSortOrder == fSortByPathAction.getSortOrder());
mgr.appendToGroup(IContextMenuConstants.GROUP_VIEWER_SETUP, sortMenu);
}
private boolean showLineMatches() {
//TODO(pquitslund): line match presentation disabled
return false;
// AbstractTextSearchResult input = getInput();
// return getLayout() == FLAG_LAYOUT_TREE && input != null
// && !((FileSearchQuery) input.getQuery()).isFileNameSearch();
}
}