+++ /dev/null
-/*******************************************************************************
- * Copyright (c) 2000, 2004 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-package net.sourceforge.phpdt.ui.actions;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-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 java.util.SortedSet;
-import java.util.Stack;
-import java.util.StringTokenizer;
-import java.util.TreeSet;
-
-import net.sourceforge.phpdt.core.IJavaModel;
-import net.sourceforge.phpdt.internal.ui.PHPUiImages;
-import net.sourceforge.phpdt.internal.ui.filters.CustomFiltersDialog;
-import net.sourceforge.phpdt.internal.ui.filters.FilterDescriptor;
-import net.sourceforge.phpdt.internal.ui.filters.FilterMessages;
-import net.sourceforge.phpdt.internal.ui.filters.NamePatternFilter;
-import net.sourceforge.phpeclipse.PHPeclipsePlugin;
-
-import org.eclipse.jface.action.Action;
-import org.eclipse.jface.action.ContributionItem;
-import org.eclipse.jface.action.GroupMarker;
-import org.eclipse.jface.action.IContributionItem;
-import org.eclipse.jface.action.IMenuListener;
-import org.eclipse.jface.action.IMenuManager;
-import org.eclipse.jface.action.IToolBarManager;
-import org.eclipse.jface.action.Separator;
-import org.eclipse.jface.preference.IPreferenceStore;
-import org.eclipse.jface.util.Assert;
-import org.eclipse.jface.viewers.IContentProvider;
-import org.eclipse.jface.viewers.ITreeContentProvider;
-import org.eclipse.jface.viewers.StructuredViewer;
-import org.eclipse.jface.viewers.ViewerFilter;
-import org.eclipse.jface.window.Window;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.SelectionAdapter;
-import org.eclipse.swt.events.SelectionEvent;
-import org.eclipse.swt.widgets.Menu;
-import org.eclipse.swt.widgets.MenuItem;
-import org.eclipse.ui.IActionBars;
-import org.eclipse.ui.IMemento;
-import org.eclipse.ui.IViewPart;
-import org.eclipse.ui.actions.ActionGroup;
-
-/**
- * Action group to add the filter action to a view part's tool bar menu.
- * <p>
- * This class may be instantiated; it is not intended to be subclassed.
- * </p>
- *
- * @since 2.0
- */
-public class CustomFiltersActionGroup extends ActionGroup {
-
- class ShowFilterDialogAction extends Action {
- ShowFilterDialogAction() {
- setText(FilterMessages
- .getString("OpenCustomFiltersDialogAction.text")); //$NON-NLS-1$
- setImageDescriptor(PHPUiImages.DESC_ELCL_FILTER);
- setDisabledImageDescriptor(PHPUiImages.DESC_DLCL_FILTER);
- }
-
- public void run() {
- openDialog();
- }
- }
-
- /**
- * Menu contribution item which shows and lets check and uncheck filters.
- *
- * @since 3.0
- */
- class FilterActionMenuContributionItem extends ContributionItem {
-
- private int fItemNumber;
-
- private boolean fState;
-
- private String fFilterId;
-
- private String fFilterName;
-
- private CustomFiltersActionGroup fActionGroup;
-
- /**
- * Constructor for FilterActionMenuContributionItem.
- *
- * @param actionGroup
- * the action group
- * @param filterId
- * the id of the filter
- * @param filterName
- * the name of the filter
- * @param state
- * the initial state of the filter
- * @param itemNumber
- * the menu item index
- */
- public FilterActionMenuContributionItem(
- CustomFiltersActionGroup actionGroup, String filterId,
- String filterName, boolean state, int itemNumber) {
- super(filterId);
- Assert.isNotNull(actionGroup);
- Assert.isNotNull(filterId);
- Assert.isNotNull(filterName);
- fActionGroup = actionGroup;
- fFilterId = filterId;
- fFilterName = filterName;
- fState = state;
- fItemNumber = itemNumber;
- }
-
- /*
- * Overrides method from ContributionItem.
- */
- public void fill(Menu menu, int index) {
- MenuItem mi = new MenuItem(menu, SWT.CHECK, index);
- mi.setText("&" + fItemNumber + " " + fFilterName); //$NON-NLS-1$ //$NON-NLS-2$
- /*
- * XXX: Don't set the image - would look bad because other menu
- * items don't provide image XXX: Get working set specific image
- * name from XML - would need to cache icons
- */
- // mi.setImage(JavaPluginImages.get(JavaPluginImages.IMG_OBJS_JAVA_WORKING_SET));
- mi.setSelection(fState);
- mi.addSelectionListener(new SelectionAdapter() {
- public void widgetSelected(SelectionEvent e) {
- fState = !fState;
- fActionGroup.setFilter(fFilterId, fState);
- }
- });
- }
-
- /*
- * @see org.eclipse.jface.action.IContributionItem#isDynamic()
- */
- public boolean isDynamic() {
- return true;
- }
- }
-
- private static final String TAG_CUSTOM_FILTERS = "customFilters"; //$NON-NLS-1$
-
- private static final String TAG_USER_DEFINED_PATTERNS_ENABLED = "userDefinedPatternsEnabled"; //$NON-NLS-1$
-
- private static final String TAG_USER_DEFINED_PATTERNS = "userDefinedPatterns"; //$NON-NLS-1$
-
- private static final String TAG_XML_DEFINED_FILTERS = "xmlDefinedFilters"; //$NON-NLS-1$
-
- private static final String TAG_LRU_FILTERS = "lastRecentlyUsedFilters"; //$NON-NLS-1$
-
- private static final String TAG_CHILD = "child"; //$NON-NLS-1$
-
- private static final String TAG_PATTERN = "pattern"; //$NON-NLS-1$
-
- private static final String TAG_FILTER_ID = "filterId"; //$NON-NLS-1$
-
- private static final String TAG_IS_ENABLED = "isEnabled"; //$NON-NLS-1$
-
- private static final String SEPARATOR = ","; //$NON-NLS-1$
-
- private static final int MAX_FILTER_MENU_ENTRIES = 3;
-
- private static final String RECENT_FILTERS_GROUP_NAME = "recentFiltersGroup"; //$NON-NLS-1$
-
- private StructuredViewer fViewer;
-
- private NamePatternFilter fPatternFilter;
-
- private Map fInstalledBuiltInFilters;
-
- private Map fEnabledFilterIds;
-
- private boolean fUserDefinedPatternsEnabled;
-
- private String[] fUserDefinedPatterns;
-
- /**
- * Recently changed filter Ids stack with oldest on top (i.e. at the end).
- *
- * @since 3.0
- */
- private Stack fLRUFilterIdsStack;
-
- /**
- * Handle to menu manager to dynamically update the last recently used
- * filters.
- *
- * @since 3.0
- */
- private IMenuManager fMenuManager;
-
- /**
- * The menu listener which dynamically updates the last recently used
- * filters.
- *
- * @since 3.0
- */
- private IMenuListener fMenuListener;
-
- /**
- * Filter Ids used in the last view menu invocation.
- *
- * @since 3.0
- */
- private String[] fFilterIdsUsedInLastViewMenu;
-
- private HashMap fFilterDescriptorMap;
-
- private String fTargetId;
-
- /**
- * Creates a new <code>CustomFiltersActionGroup</code>.
- *
- * @param part
- * the view part that owns this action group
- * @param viewer
- * the viewer to be filtered
- */
- public CustomFiltersActionGroup(IViewPart part, StructuredViewer viewer) {
- this(part.getViewSite().getId(), viewer);
- }
-
- /**
- * Creates a new <code>CustomFiltersActionGroup</code>.
- *
- * @param ownerId
- * the id of this action group's owner
- * @param viewer
- * the viewer to be filtered
- */
- public CustomFiltersActionGroup(String ownerId, StructuredViewer viewer) {
- Assert.isNotNull(ownerId);
- Assert.isNotNull(viewer);
- fTargetId = ownerId;
- fViewer = viewer;
-
- fLRUFilterIdsStack = new Stack();
-
- initializeWithPluginContributions();
- initializeWithViewDefaults();
-
- installFilters();
- }
-
- /*
- * Method declared on ActionGroup.
- */
- public void fillActionBars(IActionBars actionBars) {
- fillToolBar(actionBars.getToolBarManager());
- fillViewMenu(actionBars.getMenuManager());
- }
-
- public String[] removeFiltersFor(Object parent, Object element,
- IContentProvider contentProvider) {
- String[] enabledFilters = getEnabledFilterIds();
- Set newFilters = new HashSet();
- for (int i = 0; i < enabledFilters.length; i++) {
- String filterName = enabledFilters[i];
- ViewerFilter filter = (ViewerFilter) fInstalledBuiltInFilters
- .get(filterName);
- if (filter == null)
- newFilters.add(filterName);
- else if (isSelected(parent, element, contentProvider, filter))
- newFilters.add(filterName);
- }
- if (newFilters.size() == enabledFilters.length)
- return new String[0];
- return (String[]) newFilters.toArray(new String[newFilters.size()]);
- }
-
- public void setFilters(String[] newFilters) {
- setEnabledFilterIds(newFilters);
- updateViewerFilters(true);
- }
-
- private boolean isSelected(Object parent, Object element,
- IContentProvider contentProvider, ViewerFilter filter) {
- if (contentProvider instanceof ITreeContentProvider) {
- // the element and all its parents have to be selected
- ITreeContentProvider provider = (ITreeContentProvider) contentProvider;
- while (element != null && !(element instanceof IJavaModel)) {
- if (!filter.select(fViewer, parent, element))
- return false;
- element = provider.getParent(element);
- }
- return true;
- }
- return filter.select(fViewer, parent, element);
- }
-
- /**
- * Sets the enable state of the given filter.
- *
- * @param filterId
- * the id of the filter
- * @param state
- * the filter state
- */
- private void setFilter(String filterId, boolean state) {
- // Renew filter id in LRU stack
- fLRUFilterIdsStack.remove(filterId);
- fLRUFilterIdsStack.add(0, filterId);
-
- fEnabledFilterIds.put(filterId, new Boolean(state));
- storeViewDefaults();
-
- updateViewerFilters(true);
- }
-
- private String[] getEnabledFilterIds() {
- Set enabledFilterIds = new HashSet(fEnabledFilterIds.size());
- Iterator iter = fEnabledFilterIds.entrySet().iterator();
- while (iter.hasNext()) {
- Map.Entry entry = (Map.Entry) iter.next();
- String id = (String) entry.getKey();
- boolean isEnabled = ((Boolean) entry.getValue()).booleanValue();
- if (isEnabled)
- enabledFilterIds.add(id);
- }
- return (String[]) enabledFilterIds.toArray(new String[enabledFilterIds
- .size()]);
- }
-
- private void setEnabledFilterIds(String[] enabledIds) {
- Iterator iter = fEnabledFilterIds.keySet().iterator();
- while (iter.hasNext()) {
- String id = (String) iter.next();
- fEnabledFilterIds.put(id, Boolean.FALSE);
- }
- for (int i = 0; i < enabledIds.length; i++)
- fEnabledFilterIds.put(enabledIds[i], Boolean.TRUE);
- }
-
- private void setUserDefinedPatterns(String[] patterns) {
- fUserDefinedPatterns = patterns;
- cleanUpPatternDuplicates();
- }
-
- /**
- * Sets the recently changed filters.
- *
- * @param changeHistory
- * the change history
- * @since 3.0
- */
- private void setRecentlyChangedFilters(Stack changeHistory) {
- Stack oldestFirstStack = new Stack();
-
- int length = Math.min(changeHistory.size(), MAX_FILTER_MENU_ENTRIES);
- for (int i = 0; i < length; i++)
- oldestFirstStack.push(((FilterDescriptor) changeHistory.pop())
- .getId());
-
- length = Math.min(fLRUFilterIdsStack.size(), MAX_FILTER_MENU_ENTRIES
- - oldestFirstStack.size());
- int NEWEST = 0;
- for (int i = 0; i < length; i++) {
- Object filter = fLRUFilterIdsStack.remove(NEWEST);
- if (!oldestFirstStack.contains(filter))
- oldestFirstStack.push(filter);
- }
- fLRUFilterIdsStack = oldestFirstStack;
- }
-
- private boolean areUserDefinedPatternsEnabled() {
- return fUserDefinedPatternsEnabled;
- }
-
- private void setUserDefinedPatternsEnabled(boolean state) {
- fUserDefinedPatternsEnabled = state;
- }
-
- private void fillToolBar(IToolBarManager tooBar) {
- }
-
- /**
- * Fills the given view menu with the entries managed by the group.
- *
- * @param viewMenu
- * the menu to fill
- */
- public void fillViewMenu(IMenuManager viewMenu) {
- /*
- * Don't change the separator group name. Using this name ensures that
- * other filters get contributed to the same group.
- */
- viewMenu.add(new Separator("filters")); //$NON-NLS-1$
- viewMenu.add(new GroupMarker(RECENT_FILTERS_GROUP_NAME));
- viewMenu.add(new ShowFilterDialogAction());
-
- fMenuManager = viewMenu;
- fMenuListener = new IMenuListener() {
- public void menuAboutToShow(IMenuManager manager) {
- removePreviousLRUFilterActions(manager);
- addLRUFilterActions(manager);
- }
- };
- fMenuManager.addMenuListener(fMenuListener);
- }
-
- private void removePreviousLRUFilterActions(IMenuManager mm) {
- if (fFilterIdsUsedInLastViewMenu == null)
- return;
-
- for (int i = 0; i < fFilterIdsUsedInLastViewMenu.length; i++)
- mm.remove(fFilterIdsUsedInLastViewMenu[i]);
- }
-
- private void addLRUFilterActions(IMenuManager mm) {
- if (fLRUFilterIdsStack.isEmpty()) {
- fFilterIdsUsedInLastViewMenu = null;
- return;
- }
-
- SortedSet sortedFilters = new TreeSet(fLRUFilterIdsStack);
- String[] recentlyChangedFilterIds = (String[]) sortedFilters
- .toArray(new String[sortedFilters.size()]);
-
- fFilterIdsUsedInLastViewMenu = new String[recentlyChangedFilterIds.length];
- for (int i = 0; i < recentlyChangedFilterIds.length; i++) {
- String id = recentlyChangedFilterIds[i];
- fFilterIdsUsedInLastViewMenu[i] = id;
- boolean state = fEnabledFilterIds.containsKey(id)
- && ((Boolean) fEnabledFilterIds.get(id)).booleanValue();
- FilterDescriptor filterDesc = (FilterDescriptor) fFilterDescriptorMap
- .get(id);
- if (filterDesc != null) {
- IContributionItem item = new FilterActionMenuContributionItem(
- this, id, filterDesc.getName(), state, i + 1);
- mm.insertBefore(RECENT_FILTERS_GROUP_NAME, item);
- }
- }
- }
-
- /*
- * Method declared on ActionGroup.
- */
- public void dispose() {
- if (fMenuManager != null)
- fMenuManager.removeMenuListener(fMenuListener);
- super.dispose();
- }
-
- private void initializeWithPluginContributions() {
- fUserDefinedPatterns = new String[0];
- fUserDefinedPatternsEnabled = false;
-
- FilterDescriptor[] filterDescs = FilterDescriptor
- .getFilterDescriptors(fTargetId);
- fFilterDescriptorMap = new HashMap(filterDescs.length);
- fEnabledFilterIds = new HashMap(filterDescs.length);
- for (int i = 0; i < filterDescs.length; i++) {
- String id = filterDescs[i].getId();
- Boolean isEnabled = new Boolean(filterDescs[i].isEnabled());
- if (fEnabledFilterIds.containsKey(id))
- PHPeclipsePlugin
- .logErrorMessage("WARNING: Duplicate id for extension-point \"net.sourceforge.phpdt.ui.javaElementFilters\""); //$NON-NLS-1$
- fEnabledFilterIds.put(id, isEnabled);
- fFilterDescriptorMap.put(id, filterDescs[i]);
- }
- }
-
- // ---------- viewer filter handling ----------
-
- private void installFilters() {
- fInstalledBuiltInFilters = new HashMap(fEnabledFilterIds.size());
- fPatternFilter = new NamePatternFilter();
- fPatternFilter.setPatterns(getUserAndBuiltInPatterns());
- fViewer.addFilter(fPatternFilter);
- updateBuiltInFilters();
- }
-
- private void updateViewerFilters(boolean refresh) {
- String[] patterns = getUserAndBuiltInPatterns();
- fPatternFilter.setPatterns(patterns);
- fViewer.getControl().setRedraw(false);
- updateBuiltInFilters();
- if (refresh)
- fViewer.refresh();
- fViewer.getControl().setRedraw(true);
- }
-
- private void updateBuiltInFilters() {
- Set installedFilters = fInstalledBuiltInFilters.keySet();
- Set filtersToAdd = new HashSet(fEnabledFilterIds.size());
- Set filtersToRemove = new HashSet(fEnabledFilterIds.size());
- Iterator iter = fEnabledFilterIds.entrySet().iterator();
- while (iter.hasNext()) {
- Map.Entry entry = (Map.Entry) iter.next();
- String id = (String) entry.getKey();
- boolean isEnabled = ((Boolean) entry.getValue()).booleanValue();
- if (isEnabled && !installedFilters.contains(id))
- filtersToAdd.add(id);
- else if (!isEnabled && installedFilters.contains(id))
- filtersToRemove.add(id);
- }
-
- // Install the filters
- FilterDescriptor[] filterDescs = FilterDescriptor
- .getFilterDescriptors(fTargetId);
- for (int i = 0; i < filterDescs.length; i++) {
- String id = filterDescs[i].getId();
- // just to double check - id should denote a custom filter anyway
- boolean isCustomFilter = filterDescs[i].isCustomFilter();
- if (isCustomFilter) {
- if (filtersToAdd.contains(id)) {
- ViewerFilter filter = filterDescs[i].createViewerFilter();
- if (filter != null) {
- fViewer.addFilter(filter);
- fInstalledBuiltInFilters.put(id, filter);
- }
- }
- if (filtersToRemove.contains(id)) {
- fViewer
- .removeFilter((ViewerFilter) fInstalledBuiltInFilters
- .get(id));
- fInstalledBuiltInFilters.remove(id);
- }
- }
- }
- }
-
- private String[] getUserAndBuiltInPatterns() {
- List patterns = new ArrayList(fUserDefinedPatterns.length);
- if (areUserDefinedPatternsEnabled())
- patterns.addAll(Arrays.asList(fUserDefinedPatterns));
- FilterDescriptor[] filterDescs = FilterDescriptor
- .getFilterDescriptors(fTargetId);
- for (int i = 0; i < filterDescs.length; i++) {
- String id = filterDescs[i].getId();
- boolean isPatternFilter = filterDescs[i].isPatternFilter();
- Object isEnabled = fEnabledFilterIds.get(id);
- if (isEnabled != null && isPatternFilter
- && ((Boolean) isEnabled).booleanValue())
- patterns.add(filterDescs[i].getPattern());
- }
- return (String[]) patterns.toArray(new String[patterns.size()]);
- }
-
- // ---------- view kind/defaults persistency ----------
-
- private void initializeWithViewDefaults() {
- // get default values for view
- IPreferenceStore store = PHPeclipsePlugin.getDefault()
- .getPreferenceStore();
-
- // XXX: can be removed once bug 22533 is fixed.
- if (!store.contains(getPreferenceKey("TAG_DUMMY_TO_TEST_EXISTENCE")))//$NON-NLS-1$
- return;
-
- // XXX: Uncomment once bug 22533 is fixed.
- // if
- // (!store.contains(getPreferenceKey(TAG_USER_DEFINED_PATTERNS_ENABLED)))
- // return;
-
- fUserDefinedPatternsEnabled = store
- .getBoolean(getPreferenceKey(TAG_USER_DEFINED_PATTERNS_ENABLED));
- setUserDefinedPatterns(CustomFiltersDialog.convertFromString(store
- .getString(getPreferenceKey(TAG_USER_DEFINED_PATTERNS)),
- SEPARATOR));
-
- Iterator iter = fEnabledFilterIds.keySet().iterator();
- while (iter.hasNext()) {
- String id = (String) iter.next();
- Boolean isEnabled = new Boolean(store.getBoolean(id));
- fEnabledFilterIds.put(id, isEnabled);
- }
-
- fLRUFilterIdsStack.clear();
- String lruFilterIds = store.getString(TAG_LRU_FILTERS);
- StringTokenizer tokenizer = new StringTokenizer(lruFilterIds, SEPARATOR);
- while (tokenizer.hasMoreTokens()) {
- String id = tokenizer.nextToken();
- if (fFilterDescriptorMap.containsKey(id)
- && !fLRUFilterIdsStack.contains(id))
- fLRUFilterIdsStack.push(id);
- }
- }
-
- private void storeViewDefaults() {
- // get default values for view
- IPreferenceStore store = PHPeclipsePlugin.getDefault()
- .getPreferenceStore();
-
- // XXX: can be removed once bug 22533 is fixed.
- store
- .setValue(
- getPreferenceKey("TAG_DUMMY_TO_TEST_EXISTENCE"), "storedViewPreferences");//$NON-NLS-1$//$NON-NLS-2$
-
- store.setValue(getPreferenceKey(TAG_USER_DEFINED_PATTERNS_ENABLED),
- fUserDefinedPatternsEnabled);
- store.setValue(getPreferenceKey(TAG_USER_DEFINED_PATTERNS),
- CustomFiltersDialog.convertToString(fUserDefinedPatterns,
- SEPARATOR));
-
- Iterator iter = fEnabledFilterIds.entrySet().iterator();
- while (iter.hasNext()) {
- Map.Entry entry = (Map.Entry) iter.next();
- String id = (String) entry.getKey();
- boolean isEnabled = ((Boolean) entry.getValue()).booleanValue();
- store.setValue(id, isEnabled);
- }
-
- StringBuffer buf = new StringBuffer(fLRUFilterIdsStack.size() * 20);
- iter = fLRUFilterIdsStack.iterator();
- while (iter.hasNext()) {
- buf.append((String) iter.next());
- buf.append(SEPARATOR);
- }
- store.setValue(TAG_LRU_FILTERS, buf.toString());
- }
-
- private String getPreferenceKey(String tag) {
- return "CustomFiltersActionGroup." + fTargetId + '.' + tag; //$NON-NLS-1$
- }
-
- // ---------- view instance persistency ----------
-
- /**
- * Saves the state of the custom filters in a memento.
- *
- * @param memento
- * the memento into which the state is saved
- */
- public void saveState(IMemento memento) {
- IMemento customFilters = memento.createChild(TAG_CUSTOM_FILTERS);
- customFilters.putString(TAG_USER_DEFINED_PATTERNS_ENABLED, new Boolean(
- fUserDefinedPatternsEnabled).toString());
- saveUserDefinedPatterns(customFilters);
- saveXmlDefinedFilters(customFilters);
- saveLRUFilters(customFilters);
- }
-
- private void saveXmlDefinedFilters(IMemento memento) {
- if (fEnabledFilterIds != null && !fEnabledFilterIds.isEmpty()) {
- IMemento xmlDefinedFilters = memento
- .createChild(TAG_XML_DEFINED_FILTERS);
- Iterator iter = fEnabledFilterIds.entrySet().iterator();
- while (iter.hasNext()) {
- Map.Entry entry = (Map.Entry) iter.next();
- String id = (String) entry.getKey();
- Boolean isEnabled = (Boolean) entry.getValue();
- IMemento child = xmlDefinedFilters.createChild(TAG_CHILD);
- child.putString(TAG_FILTER_ID, id);
- child.putString(TAG_IS_ENABLED, isEnabled.toString());
- }
- }
- }
-
- /**
- * Stores the last recently used filter Ids into the given memento
- *
- * @param memento
- * the memento into which to store the LRU filter Ids
- * @since 3.0
- */
- private void saveLRUFilters(IMemento memento) {
- if (fLRUFilterIdsStack != null && !fLRUFilterIdsStack.isEmpty()) {
- IMemento lruFilters = memento.createChild(TAG_LRU_FILTERS);
- Iterator iter = fLRUFilterIdsStack.iterator();
- while (iter.hasNext()) {
- String id = (String) iter.next();
- IMemento child = lruFilters.createChild(TAG_CHILD);
- child.putString(TAG_FILTER_ID, id);
- }
- }
- }
-
- private void saveUserDefinedPatterns(IMemento memento) {
- if (fUserDefinedPatterns != null && fUserDefinedPatterns.length > 0) {
- IMemento userDefinedPatterns = memento
- .createChild(TAG_USER_DEFINED_PATTERNS);
- for (int i = 0; i < fUserDefinedPatterns.length; i++) {
- IMemento child = userDefinedPatterns.createChild(TAG_CHILD);
- child.putString(TAG_PATTERN, fUserDefinedPatterns[i]);
- }
- }
- }
-
- /**
- * Restores the state of the filter actions from a memento.
- * <p>
- * Note: This method does not refresh the viewer.
- * </p>
- *
- * @param memento
- * the memento from which the state is restored
- */
- public void restoreState(IMemento memento) {
- if (memento == null)
- return;
- IMemento customFilters = memento.getChild(TAG_CUSTOM_FILTERS);
- if (customFilters == null)
- return;
- String userDefinedPatternsEnabled = customFilters
- .getString(TAG_USER_DEFINED_PATTERNS_ENABLED);
- if (userDefinedPatternsEnabled == null)
- return;
-
- fUserDefinedPatternsEnabled = Boolean.valueOf(
- userDefinedPatternsEnabled).booleanValue();
- restoreUserDefinedPatterns(customFilters);
- restoreXmlDefinedFilters(customFilters);
- restoreLRUFilters(customFilters);
-
- updateViewerFilters(false);
- }
-
- private void restoreUserDefinedPatterns(IMemento memento) {
- IMemento userDefinedPatterns = memento
- .getChild(TAG_USER_DEFINED_PATTERNS);
- if (userDefinedPatterns != null) {
- IMemento children[] = userDefinedPatterns.getChildren(TAG_CHILD);
- String[] patterns = new String[children.length];
- for (int i = 0; i < children.length; i++)
- patterns[i] = children[i].getString(TAG_PATTERN);
-
- setUserDefinedPatterns(patterns);
- } else
- setUserDefinedPatterns(new String[0]);
- }
-
- private void restoreXmlDefinedFilters(IMemento memento) {
- IMemento xmlDefinedFilters = memento.getChild(TAG_XML_DEFINED_FILTERS);
- if (xmlDefinedFilters != null) {
- IMemento[] children = xmlDefinedFilters.getChildren(TAG_CHILD);
- for (int i = 0; i < children.length; i++) {
- String id = children[i].getString(TAG_FILTER_ID);
- Boolean isEnabled = new Boolean(children[i]
- .getString(TAG_IS_ENABLED));
- fEnabledFilterIds.put(id, isEnabled);
- }
- }
- }
-
- private void restoreLRUFilters(IMemento memento) {
- IMemento lruFilters = memento.getChild(TAG_LRU_FILTERS);
- fLRUFilterIdsStack.clear();
- if (lruFilters != null) {
- IMemento[] children = lruFilters.getChildren(TAG_CHILD);
- for (int i = 0; i < children.length; i++) {
- String id = children[i].getString(TAG_FILTER_ID);
- if (fFilterDescriptorMap.containsKey(id)
- && !fLRUFilterIdsStack.contains(id))
- fLRUFilterIdsStack.push(id);
- }
- }
- }
-
- private void cleanUpPatternDuplicates() {
- if (!areUserDefinedPatternsEnabled())
- return;
- List userDefinedPatterns = new ArrayList(Arrays
- .asList(fUserDefinedPatterns));
- FilterDescriptor[] filters = FilterDescriptor
- .getFilterDescriptors(fTargetId);
-
- for (int i = 0; i < filters.length; i++) {
- if (filters[i].isPatternFilter()) {
- String pattern = filters[i].getPattern();
- if (userDefinedPatterns.contains(pattern)) {
- fEnabledFilterIds.put(filters[i].getId(), Boolean.TRUE);
- boolean hasMore = true;
- while (hasMore)
- hasMore = userDefinedPatterns.remove(pattern);
- }
- }
- }
- fUserDefinedPatterns = (String[]) userDefinedPatterns
- .toArray(new String[userDefinedPatterns.size()]);
- setUserDefinedPatternsEnabled(fUserDefinedPatternsEnabled
- && fUserDefinedPatterns.length > 0);
- }
-
- // ---------- dialog related code ----------
-
- private void openDialog() {
- CustomFiltersDialog dialog = new CustomFiltersDialog(fViewer
- .getControl().getShell(), fTargetId,
- areUserDefinedPatternsEnabled(), fUserDefinedPatterns,
- getEnabledFilterIds());
-
- if (dialog.open() == Window.OK) {
- setEnabledFilterIds(dialog.getEnabledFilterIds());
- setUserDefinedPatternsEnabled(dialog
- .areUserDefinedPatternsEnabled());
- setUserDefinedPatterns(dialog.getUserDefinedPatterns());
- setRecentlyChangedFilters(dialog.getFilterDescriptorChangeHistory());
-
- storeViewDefaults();
-
- updateViewerFilters(true);
- }
- }
-}