| /******************************************************************************* |
| * Copyright (c) 2000, 2010 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.actions; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| |
| 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.IResourceRuleFactory; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.resources.mapping.IResourceChangeDescriptionFactory; |
| import org.eclipse.core.resources.mapping.ResourceChangeValidator; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.jobs.ISchedulingRule; |
| import org.eclipse.core.runtime.jobs.MultiRule; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.window.IShellProvider; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.ide.IDE; |
| import org.eclipse.ui.internal.ide.IDEWorkbenchMessages; |
| import org.eclipse.ui.internal.ide.IIDEHelpContextIds; |
| |
| /** |
| * Standard action for closing the currently selected project(s). |
| * <p> |
| * This class may be instantiated; it is not intended to be subclassed. |
| * </p> |
| * @noextend This class is not intended to be subclassed by clients. |
| */ |
| public class CloseResourceAction extends WorkspaceAction implements |
| IResourceChangeListener { |
| /** |
| * The id of this action. |
| */ |
| public static final String ID = PlatformUI.PLUGIN_ID |
| + ".CloseResourceAction"; //$NON-NLS-1$ |
| private String[] modelProviderIds; |
| |
| /** |
| * Creates a new action. |
| * |
| * @param shell the shell for any dialogs |
| * @deprecated See {@link #CloseResourceAction(IShellProvider)} |
| */ |
| @Deprecated |
| public CloseResourceAction(Shell shell) { |
| super(shell, IDEWorkbenchMessages.CloseResourceAction_text); |
| initAction(); |
| } |
| |
| /** |
| * Override super constructor to allow subclass to |
| * override with unique text. |
| * @deprecated See {@link #CloseResourceAction(IShellProvider, String)} |
| */ |
| @Deprecated |
| protected CloseResourceAction(Shell shell, String text) { |
| super(shell, text); |
| } |
| |
| /** |
| * Create the new action. |
| * |
| * @param provider |
| * the shell provider for any dialogs |
| * @since 3.4 |
| */ |
| public CloseResourceAction(IShellProvider provider) { |
| super(provider, IDEWorkbenchMessages.CloseResourceAction_text); |
| initAction(); |
| } |
| |
| /** |
| * Provide text to the action. |
| * |
| * @param provider |
| * the shell provider for any dialogs |
| * @param text |
| * label |
| * @since 3.4 |
| */ |
| protected CloseResourceAction(IShellProvider provider, String text) { |
| super(provider, text); |
| } |
| |
| private void initAction() { |
| setId(ID); |
| setToolTipText(IDEWorkbenchMessages.CloseResourceAction_toolTip); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, |
| IIDEHelpContextIds.CLOSE_RESOURCE_ACTION); |
| } |
| |
| @Override |
| protected String getOperationMessage() { |
| return IDEWorkbenchMessages.CloseResourceAction_operationMessage; |
| } |
| |
| @Override |
| protected String getProblemsMessage() { |
| return IDEWorkbenchMessages.CloseResourceAction_problemMessage; |
| } |
| |
| @Override |
| protected String getProblemsTitle() { |
| return IDEWorkbenchMessages.CloseResourceAction_title; |
| } |
| |
| @Override |
| protected void invokeOperation(IResource resource, IProgressMonitor monitor) |
| throws CoreException { |
| ((IProject) resource).close(monitor); |
| } |
| |
| /** |
| * The implementation of this <code>WorkspaceAction</code> method |
| * method saves and closes the resource's dirty editors before closing |
| * it. |
| */ |
| @Override |
| public void run() { |
| // Get the items to close. |
| List projects = getSelectedResources(); |
| if (projects == null || projects.isEmpty()) { |
| // no action needs to be taken since no projects are selected |
| return; |
| } |
| |
| IResource[] projectArray = (IResource[]) projects |
| .toArray(new IResource[projects.size()]); |
| |
| if (!IDE.saveAllEditors(projectArray, true)) { |
| return; |
| } |
| if (!validateClose()) { |
| return; |
| } |
| //be conservative and include all projects in the selection - projects |
| //can change state between now and when the job starts |
| ISchedulingRule rule = null; |
| IResourceRuleFactory factory = ResourcesPlugin.getWorkspace().getRuleFactory(); |
| Iterator resources = getSelectedResources().iterator(); |
| while (resources.hasNext()) { |
| IProject project = (IProject) resources.next(); |
| rule = MultiRule.combine(rule, factory.modifyRule(project)); |
| } |
| runInBackground(rule); |
| } |
| |
| @Override |
| protected boolean shouldPerformResourcePruning() { |
| return false; |
| } |
| |
| /** |
| * The <code>CloseResourceAction</code> implementation of this |
| * <code>SelectionListenerAction</code> method ensures that this action is |
| * enabled only if one of the selections is an open project. |
| */ |
| @Override |
| protected boolean updateSelection(IStructuredSelection s) { |
| // don't call super since we want to enable if open project is selected. |
| if (!selectionIsOfType(IResource.PROJECT)) { |
| return false; |
| } |
| |
| Iterator resources = getSelectedResources().iterator(); |
| while (resources.hasNext()) { |
| IProject currentResource = (IProject) resources.next(); |
| if (currentResource.isOpen()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * Handles a resource changed event by updating the enablement |
| * if one of the selected projects is opened or closed. |
| */ |
| @Override |
| public synchronized void resourceChanged(IResourceChangeEvent event) { |
| // Warning: code duplicated in OpenResourceAction |
| List sel = getSelectedResources(); |
| // don't bother looking at delta if selection not applicable |
| if (selectionIsOfType(IResource.PROJECT)) { |
| IResourceDelta delta = event.getDelta(); |
| if (delta != null) { |
| IResourceDelta[] projDeltas = delta |
| .getAffectedChildren(IResourceDelta.CHANGED); |
| for (int i = 0; i < projDeltas.length; ++i) { |
| IResourceDelta projDelta = projDeltas[i]; |
| if ((projDelta.getFlags() & IResourceDelta.OPEN) != 0) { |
| if (sel.contains(projDelta.getResource())) { |
| selectionChanged(getStructuredSelection()); |
| return; |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| |
| @Override |
| protected synchronized List getSelectedResources() { |
| return super.getSelectedResources(); |
| } |
| |
| @Override |
| protected synchronized List getSelectedNonResources() { |
| return super.getSelectedNonResources(); |
| } |
| |
| /** |
| * Returns the model provider ids that are known to the client |
| * that instantiated this operation. |
| * |
| * @return the model provider ids that are known to the client |
| * that instantiated this operation. |
| * @since 3.2 |
| */ |
| public String[] getModelProviderIds() { |
| return modelProviderIds; |
| } |
| |
| /** |
| * Sets the model provider ids that are known to the client |
| * that instantiated this operation. Any potential side effects |
| * reported by these models during validation will be ignored. |
| * |
| * @param modelProviderIds the model providers known to the client |
| * who is using this operation. |
| * @since 3.2 |
| */ |
| public void setModelProviderIds(String[] modelProviderIds) { |
| this.modelProviderIds = modelProviderIds; |
| } |
| |
| /** |
| * Validates the operation against the model providers. |
| * |
| * @return whether the operation should proceed |
| */ |
| private boolean validateClose() { |
| IResourceChangeDescriptionFactory factory = ResourceChangeValidator.getValidator().createDeltaFactory(); |
| List resources = getActionResources(); |
| for (Iterator iter = resources.iterator(); iter.hasNext();) { |
| IResource resource = (IResource) iter.next(); |
| if (resource instanceof IProject) { |
| IProject project = (IProject) resource; |
| factory.close(project); |
| } |
| } |
| String message; |
| if (resources.size() == 1) { |
| message = NLS.bind(IDEWorkbenchMessages.CloseResourceAction_warningForOne, ((IResource)resources.get(0)).getName()); |
| } else { |
| message = IDEWorkbenchMessages.CloseResourceAction_warningForMultiple; |
| } |
| return IDE.promptToConfirm(getShell(), IDEWorkbenchMessages.CloseResourceAction_confirm, message, factory.getDelta(), getModelProviderIds(), false /* no need to syncExec */); |
| } |
| } |