| /******************************************************************************* |
| * Copyright (c) 2003 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 org.eclipse.ui.internal.ide.roles; |
| |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IResourceChangeEvent; |
| import org.eclipse.core.resources.IResourceChangeListener; |
| import org.eclipse.core.resources.IResourceDelta; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| |
| import org.eclipse.jface.preference.IPreferenceNode; |
| import org.eclipse.jface.preference.PreferenceManager; |
| |
| import org.eclipse.ui.IPerspectiveDescriptor; |
| import org.eclipse.ui.IPerspectiveRegistry; |
| import org.eclipse.ui.internal.IWorkbenchConstants; |
| import org.eclipse.ui.internal.WorkbenchPlugin; |
| import org.eclipse.ui.internal.dialogs.WizardCollectionElement; |
| import org.eclipse.ui.internal.dialogs.WorkbenchPreferenceNode; |
| import org.eclipse.ui.internal.dialogs.WorkbenchWizardElement; |
| import org.eclipse.ui.internal.registry.Category; |
| import org.eclipse.ui.internal.registry.IViewDescriptor; |
| import org.eclipse.ui.internal.registry.IViewRegistry; |
| import org.eclipse.ui.internal.registry.NewWizardsRegistryReader; |
| import org.eclipse.ui.internal.registry.PerspectiveDescriptor; |
| import org.eclipse.ui.internal.roles.ObjectActivityManager; |
| import org.eclipse.ui.internal.roles.RoleManager; |
| |
| /** |
| * The IDERoleManager is the class that implements the IDE specific behaviour |
| * of the RoleManager. This is experimental API and will be subject to |
| * refactoring at any time. |
| */ |
| public class IDERoleManager extends RoleManager { |
| |
| private IResourceChangeListener listener; |
| |
| /** |
| * Create a new instance of the receiver. */ |
| public IDERoleManager() { |
| super(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * @see org.eclipse.ui.internal.roles.RoleManager#connectToPlatform() |
| */ |
| protected void connectToPlatform() { |
| |
| listener = getChangeListener(); |
| ResourcesPlugin.getWorkspace().addResourceChangeListener(listener); |
| createPreferenceMappings(); |
| createNewWizardMappings(); |
| createPerspectiveMappings(); |
| createViewMappings(); |
| } |
| |
| /** |
| * Get a change listener for listening to resource changes. |
| * |
| * @return |
| */ |
| private IResourceChangeListener getChangeListener() { |
| return new IResourceChangeListener() { |
| /* |
| * (non-Javadoc) @see |
| * org.eclipse.core.resources.IResourceChangeListener#resourceChanged(org.eclipse.core.resources.IResourceChangeEvent) |
| */ |
| public void resourceChanged(IResourceChangeEvent event) { |
| |
| IResourceDelta mainDelta = event.getDelta(); |
| |
| if (mainDelta == null) |
| return; |
| //Has the root changed? |
| if (mainDelta.getKind() == IResourceDelta.CHANGED |
| && mainDelta.getResource().getType() == IResource.ROOT) { |
| |
| try { |
| IResourceDelta[] children = mainDelta.getAffectedChildren(); |
| for (int i = 0; i < children.length; i++) { |
| IResourceDelta delta = children[i]; |
| if (delta.getResource().getType() == IResource.PROJECT) { |
| IProject project = (IProject) delta.getResource(); |
| String[] ids = project.getDescription().getNatureIds(); |
| for (int j = 0; j < ids.length; j++) { |
| enableActivities(ids[j]); |
| } |
| } |
| } |
| |
| } catch (CoreException exception) { |
| //Do nothing if there is a CoreException |
| } |
| } |
| |
| } |
| }; |
| } |
| |
| /* |
| * (non-Javadoc) @see |
| * org.eclipse.ui.internal.roles.RoleManager#shutdownManager() |
| */ |
| public void shutdownManager() { |
| super.shutdownManager(); |
| if (listener != null) { |
| ResourcesPlugin.getWorkspace().removeResourceChangeListener(listener); |
| } |
| } |
| |
| /** |
| * Create the mappings for the new wizard object activity manager. |
| * Objects of interest in this manager are Strings (wizard IDs). |
| */ |
| private void createNewWizardMappings() { |
| NewWizardsRegistryReader reader = new NewWizardsRegistryReader(false); |
| WizardCollectionElement wizardCollection = reader.getWizardElements(); |
| ObjectActivityManager manager = ObjectActivityManager.getManager(IWorkbenchConstants.PL_NEW, true); |
| Object [] wizards = flattenWizards(wizardCollection); |
| for (int i = 0; i < wizards.length; i++) { |
| WorkbenchWizardElement element = (WorkbenchWizardElement)wizards[i]; |
| manager.addObject(element.getConfigurationElement().getDeclaringExtension().getDeclaringPluginDescriptor().getUniqueIdentifier(), element.getID(), element.getID()); |
| |
| } |
| manager.applyPatternBindings(); |
| } |
| |
| /** |
| * Create the mappings for the perspective object activity manager. |
| * Objects of interest in this manager are Strings (perspective IDs). |
| */ |
| private void createPerspectiveMappings() { |
| IPerspectiveRegistry registry = WorkbenchPlugin.getDefault().getPerspectiveRegistry(); |
| IPerspectiveDescriptor [] descriptors = registry.getPerspectives(); |
| ObjectActivityManager manager = ObjectActivityManager.getManager(IWorkbenchConstants.PL_PERSPECTIVES, true); |
| for (int i = 0; i < descriptors.length; i++) { |
| String localId = descriptors[i].getId(); |
| if (!(descriptors[i] instanceof PerspectiveDescriptor)) { |
| // this situation doesn't currently occur. |
| // All of our IPerspectiveDescriptors are PerspectiveDescriptors |
| // give it a plugin ID of * to represent internal "plugins" (custom perspectives) |
| // These objects will always be "active". |
| manager.addObject("*", localId, localId); //$NON-NLS-1$ |
| continue; |
| } |
| IConfigurationElement element = ((PerspectiveDescriptor)descriptors[i]).getConfigElement(); |
| if (element == null) { |
| // Custom perspective |
| // Give it a plugin ID of * to represent internal "plugins" (custom perspectives) |
| // These objects will always be "active". |
| manager.addObject("*", localId, localId); //$NON-NLS-1$ |
| continue; |
| } |
| String pluginId = element.getDeclaringExtension().getDeclaringPluginDescriptor().getUniqueIdentifier(); |
| manager.addObject(pluginId, localId, localId); |
| } |
| manager.applyPatternBindings(); |
| } |
| |
| /** |
| * Create the mappings for the preference page object activity manager. |
| * Objects of interest in this manager are WorkbenchPreferenceNodes. |
| */ |
| private void createPreferenceMappings() { |
| PreferenceManager preferenceManager = WorkbenchPlugin.getDefault().getPreferenceManager(); |
| //add all WorkbenchPreferenceNodes to the manager |
| ObjectActivityManager objectManager = |
| ObjectActivityManager.getManager(IWorkbenchConstants.PL_PREFERENCES, true); |
| for (Iterator i = preferenceManager.getElements(PreferenceManager.PRE_ORDER).iterator(); i.hasNext();) { |
| IPreferenceNode node = (IPreferenceNode) i.next(); |
| if (node instanceof WorkbenchPreferenceNode) { |
| WorkbenchPreferenceNode workbenchNode = ((WorkbenchPreferenceNode) node); |
| objectManager.addObject(workbenchNode.getPluginId(), workbenchNode.getExtensionLocalId(), node); |
| } |
| } |
| // and then apply the default bindings |
| objectManager.applyPatternBindings(); |
| } |
| |
| /** |
| * Create the mappings for the perspective object activity manager. |
| * Objects of interest in this manager are Strings (view IDs as well as view |
| * category IDs (in the form "{ID}*"). |
| */ |
| private void createViewMappings() { |
| IViewRegistry viewRegistry = WorkbenchPlugin.getDefault().getViewRegistry(); |
| ObjectActivityManager objectManager = |
| ObjectActivityManager.getManager(IWorkbenchConstants.PL_VIEWS, true); |
| |
| IViewDescriptor [] viewDescriptors = viewRegistry.getViews(); |
| for (int i = 0; i < viewDescriptors.length; i++) { |
| IConfigurationElement element = viewDescriptors[i].getConfigurationElement(); |
| objectManager.addObject(element.getDeclaringExtension().getDeclaringPluginDescriptor().getUniqueIdentifier(), viewDescriptors[i].getId(), viewDescriptors[i].getId()); |
| } |
| |
| // this is a temporary hack until we decide whether categories warrent their own |
| // object manager. |
| Category[] categories = viewRegistry.getCategories(); |
| for (int i = 0; i < categories.length; i++) { |
| IConfigurationElement element = (IConfigurationElement) categories[i].getAdapter(IConfigurationElement.class); |
| if (element != null) { |
| String categoryId = createViewCategoryIdKey(categories[i].getId()); |
| objectManager.addObject(element.getDeclaringExtension().getDeclaringPluginDescriptor().getUniqueIdentifier(), categoryId, categoryId); |
| } |
| } |
| |
| // and then apply the default bindings |
| objectManager.applyPatternBindings(); |
| } |
| |
| /** |
| * Take the tree WizardCollecitonElement structure and flatten it into a list |
| * of WorkbenchWizardElements. |
| * |
| * @param wizardCollection |
| * @return |
| * @since 3.0 |
| */ |
| private Object[] flattenWizards(WizardCollectionElement wizardCollection) { |
| return flattenWizards(wizardCollection, new HashSet()); |
| } |
| |
| /** |
| * @param wizardCollection |
| * @param list |
| * @return |
| * @since 3.0 |
| */ |
| private Object[] flattenWizards(WizardCollectionElement wizardCollection, Collection wizards) { |
| wizards.addAll(Arrays.asList(wizardCollection.getWizards())); |
| for (int i = 0; i < wizardCollection.getChildren(null).length; i++) { |
| WizardCollectionElement child = (WizardCollectionElement) wizardCollection.getChildren(null)[i]; |
| wizards.addAll(Arrays.asList(flattenWizards(child, wizards))); |
| } |
| return wizards.toArray(); |
| } |
| } |
