/**
* Copyright (c) 2005-2011 by Appcelerator, Inc. All Rights Reserved.
* Licensed under the terms of the Eclipse Public License (EPL).
* Please see the license.txt included with this distribution for details.
* Any modifications to this file must keep this entire header intact.
*/
package com.python.pydev.refactoring.refactorer.search.copied;
import java.util.Set;
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.DecoratingLabelProvider;
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.search.internal.ui.Messages;
import org.eclipse.search.ui.IContextMenuConstants;
import org.eclipse.search.ui.ISearchResultViewPart;
import org.eclipse.search.ui.text.AbstractTextSearchResult;
import org.eclipse.search.ui.text.AbstractTextSearchViewPage;
import org.eclipse.search.ui.text.Match;
import org.eclipse.swt.dnd.DND;
import org.eclipse.swt.dnd.Transfer;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.IPageLayout;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.actions.ActionContext;
import org.eclipse.ui.actions.ActionGroup;
import org.eclipse.ui.part.IPageSite;
import org.eclipse.ui.part.IShowInTargetList;
import org.eclipse.ui.part.ResourceTransfer;
import org.eclipse.ui.views.navigator.NavigatorDragAdapter;
import com.python.pydev.refactoring.refactorer.search.AbstractPythonSearchQuery;
import com.python.pydev.refactoring.refactorer.search.PythonFileSearchResult;
import com.python.pydev.ui.search.FileMatch;
import com.python.pydev.ui.search.LineElement;
import com.python.pydev.ui.search.SearchMessages;
public class FileSearchPage extends AbstractTextSearchViewPage implements IAdaptable {
public static class DecoratorIgnoringViewerSorter extends ViewerComparator {
private final ILabelProvider fLabelProvider;
public DecoratorIgnoringViewerSorter(ILabelProvider labelProvider) {
fLabelProvider = labelProvider;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ViewerComparator#category(java.lang.Object)
*/
public int category(Object element) {
if (element instanceof IContainer) {
return 1;
}
return 2;
}
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 = "org.eclipse.search.resultpage.sorting"; //$NON-NLS-1$
private static final String KEY_LIMIT = "org.eclipse.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;
private EditorOpener fEditorOpener = new EditorOpener();
private static final String[] SHOW_IN_TARGETS = new String[] { IPageLayout.ID_RES_NAV };
private static final IShowInTargetList SHOW_IN_TARGET_LIST = new IShowInTargetList() {
public String[] getShowInTargetIds() {
return SHOW_IN_TARGETS;
}
};
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));
}
public void setElementLimit(Integer elementLimit) {
try {
super.setElementLimit(elementLimit);
} catch (Throwable e) {
//ignore (not available in eclipse 3.2)
}
int limit = elementLimit.intValue();
getSettings().put(KEY_LIMIT, limit);
}
public StructuredViewer getViewer() {
return super.getViewer();
}
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));
}
protected void configureTableViewer(TableViewer viewer) {
viewer.setUseHashlookup(true);
FileLabelProvider innerLabelProvider = new FileLabelProvider(this, fCurrentSortOrder);
viewer.setLabelProvider(innerLabelProvider);
viewer.setContentProvider(new FileTableContentProvider(this));
viewer.setComparator(new DecoratorIgnoringViewerSorter(innerLabelProvider));
fContentProvider = (IFileSearchContentProvider) viewer.getContentProvider();
addDragAdapters(viewer);
}
protected void configureTreeViewer(TreeViewer viewer) {
viewer.setUseHashlookup(true);
FileLabelProvider innerLabelProvider = new FileLabelProvider(this, FileLabelProvider.SHOW_LABEL);
viewer.setLabelProvider(innerLabelProvider);
viewer.setContentProvider(new FileTreeContentProvider(this, viewer));
viewer.setComparator(new DecoratorIgnoringViewerSorter(innerLabelProvider));
fContentProvider = (IFileSearchContentProvider) viewer.getContentProvider();
addDragAdapters(viewer);
}
protected void showMatch(Match match, int offset, int length, boolean activate) throws PartInitException {
IFile file = (IFile) match.getElement();
IWorkbenchPage page = getSite().getPage();
if (offset >= 0 && length != 0) {
fEditorOpener.openAndSelect(page, file, offset, length, activate);
} else {
fEditorOpener.open(page, file, activate);
}
}
protected void handleOpen(OpenEvent event) {
if (showLineMatches()) {
Object firstElement = ((IStructuredSelection) event.getSelection()).getFirstElement();
if (firstElement instanceof IFile) {
if (getDisplayedMatchCount(firstElement) == 0) {
try {
fEditorOpener.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;
}
}
}
super.handleOpen(event);
}
protected void fillContextMenu(IMenuManager mgr) {
super.fillContextMenu(mgr);
addSortActions(mgr);
fActionGroup.setContext(new ActionContext(getSite().getSelectionProvider().getSelection()));
fActionGroup.fillContextMenu(mgr);
AbstractPythonSearchQuery query = (AbstractPythonSearchQuery) getInput().getQuery();
if (query.getSearchString().length() > 0) {
IStructuredSelection selection = (IStructuredSelection) getViewer().getSelection();
if (!selection.isEmpty()) {
ReplaceAction replaceSelection = new ReplaceAction(getSite().getShell(),
(PythonFileSearchResult) getInput(), selection.toArray(), true);
replaceSelection.setText(SearchMessages.ReplaceAction_label_selected);
mgr.appendToGroup(IContextMenuConstants.GROUP_REORGANIZE, replaceSelection);
}
ReplaceAction replaceAll = new ReplaceAction(getSite().getShell(), (PythonFileSearchResult) getInput(),
null, true);
replaceAll.setText(SearchMessages.ReplaceAction_label_all);
mgr.appendToGroup(IContextMenuConstants.GROUP_REORGANIZE, replaceAll);
}
}
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);
}
public void setViewPart(ISearchResultViewPart part) {
super.setViewPart(part);
fActionGroup = new NewTextSearchActionGroup(part);
}
public void init(IPageSite site) {
super.init(site);
IMenuManager menuManager = site.getActionBars().getMenuManager();
menuManager.appendToGroup(IContextMenuConstants.GROUP_PROPERTIES, new OpenSearchPreferencesAction());
}
public void dispose() {
fActionGroup.dispose();
super.dispose();
}
protected void elementsChanged(Object[] objects) {
if (fContentProvider != null)
fContentProvider.elementsChanged(objects);
}
protected void clear() {
if (fContentProvider != null)
fContentProvider.clear();
}
public void setSortOrder(int sortOrder) {
fCurrentSortOrder = sortOrder;
DecoratingLabelProvider lpWrapper = (DecoratingLabelProvider) getViewer().getLabelProvider();
((FileLabelProvider) lpWrapper.getLabelProvider()).setOrder(sortOrder);
getViewer().refresh();
getSettings().put(KEY_SORTING, fCurrentSortOrder);
}
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));
}
public void saveState(IMemento memento) {
super.saveState(memento);
memento.putInteger(KEY_SORTING, fCurrentSortOrder);
try {
memento.putInteger(KEY_LIMIT, getElementLimit().intValue());
} catch (Throwable e) {
//ignore (not available in eclipse 3.2)
}
}
public Object getAdapter(Class adapter) {
if (IShowInTargetList.class.equals(adapter)) {
return SHOW_IN_TARGET_LIST;
}
return null;
}
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;
}
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);
}
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);
}
protected void evaluateChangedElements(Match[] matches, Set changedElements) {
if (showLineMatches()) {
for (int i = 0; i < matches.length; i++) {
changedElements.add(((FileMatch) matches[i]).getLineElement());
}
} else {
for (int i = 0; i < matches.length; i++) {
changedElements.add(matches[i].getElement());
}
}
}
private boolean showLineMatches() {
AbstractTextSearchResult input = getInput();
return getLayout() == FLAG_LAYOUT_TREE && input != null
&& !((AbstractPythonSearchQuery) input.getQuery()).isFileNameSearch();
}
}