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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* 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 org.netbeans.modules.project.ui.actions;
import java.awt.EventQueue;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyVetoException;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import javax.swing.SwingUtilities;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.netbeans.api.project.Project;
import org.netbeans.api.project.ProjectManager;
import org.netbeans.api.project.ProjectUtils;
import org.netbeans.modules.project.ui.OpenProjectList;
import org.netbeans.modules.project.ui.ProjectTab;
import org.netbeans.modules.project.ui.ProjectUtilities;
import org.netbeans.modules.project.ui.ProjectsRootNode;
import static org.netbeans.modules.project.ui.actions.Bundle.*;
import org.netbeans.modules.project.ui.api.UnloadedProjectInformation;
import org.openide.DialogDisplayer;
import org.openide.NotifyDescriptor;
import org.openide.awt.ActionID;
import org.openide.awt.ActionReference;
import org.openide.awt.ActionReferences;
import org.openide.awt.ActionRegistration;
import org.openide.awt.StatusDisplayer;
import org.openide.filesystems.FileChangeAdapter;
import org.openide.filesystems.FileEvent;
import org.openide.filesystems.FileObject;
import org.openide.filesystems.FileUtil;
import org.openide.filesystems.URLMapper;
import org.openide.nodes.Node;
import org.openide.util.NbBundle.Messages;
import org.openide.util.RequestProcessor;
import org.openide.util.WeakListeners;
import org.openide.util.actions.Presenter;
@ActionID(id = "org.netbeans.modules.project.ui.RecentProjects", category = "Project")
@ActionRegistration(lazy = false, displayName = "#LBL_RecentProjectsAction_Name")
@ActionReferences({
@ActionReference(path = ProjectsRootNode.ACTIONS_FOLDER, position = 500),
@ActionReference(path = "Menu/File", position = 600)
})
@Messages("LBL_RecentProjectsAction_Name=Open Recent Project")
public class RecentProjects extends AbstractAction implements Presenter.Menu, Presenter.Popup, PropertyChangeListener {
/** Key for remembering project in JMenuItem
*/
private static final String PROJECT_URL_KEY = "org.netbeans.modules.project.ui.RecentProjectItem.Project_URL"; // NOI18N
private final ProjectDirListener prjDirListener = new ProjectDirListener();
private UpdatingMenu subMenu;
private boolean recreate;
private static final RequestProcessor RP = new RequestProcessor(RecentProjects.class);
public RecentProjects() {
super(LBL_RecentProjectsAction_Name());
OpenProjectList.getDefault().addPropertyChangeListener( WeakListeners.propertyChange( this, OpenProjectList.getDefault() ) );
recreate = true;
}
@Override public boolean isEnabled() {
return !OpenProjectList.getDefault().isRecentProjectsEmpty();
}
/** Perform the action. Tries the performer and then scans the ActionMap
* of selected topcomponent.
*/
@Override public void actionPerformed(ActionEvent ev) {
// no operation
}
@Override public JMenuItem getMenuPresenter() {
createMainSubMenu();
return subMenu;
}
@Override public JMenuItem getPopupPresenter() {
JMenu menu = createSubMenu();
fillSubMenu(menu);
return menu;
}
@Messages("MNE_RecentProjectsAction_Name=j")
private UpdatingMenu createSubMenu() {
UpdatingMenu menu = new UpdatingMenu(this);
//ok to have mnenomics here, not shown on mac anyway
menu.setMnemonic(MNE_RecentProjectsAction_Name().charAt(0));
return menu;
}
private void createMainSubMenu() {
if ( subMenu == null ) {
subMenu = createSubMenu();
// model listening is the only lazy menu procedure that works on macosx
subMenu.getModel().addChangeListener(subMenu);
}
}
private void fillSubMenu(final JMenu menu) {
menu.removeAll();
List<UnloadedProjectInformation> projects = OpenProjectList.getDefault().getRecentProjectsInformation();
if ( projects.isEmpty() ) {
menu.setEnabled( false );
return;
}
menu.setEnabled( true );
ActionListener jmiActionListener = new MenuItemActionListener();
// Fill menu with items
final List<URL> urls = new ArrayList<URL>();
for (final UnloadedProjectInformation p : projects) {
URL prjDirURL = p.getURL();
urls.add(prjDirURL);
JMenuItem jmi = new JMenuItem(p.getDisplayName(), p.getIcon()) {
public @Override void menuSelectionChanged(boolean isIncluded) {
super.menuSelectionChanged(isIncluded);
if (isIncluded) {
final FileObject prjDir = URLMapper.findFileObject(p.getURL());
if ( prjDir == null || !prjDir.isValid()) {
return;
}
StatusDisplayer.getDefault().setStatusText(FileUtil.getFileDisplayName(prjDir));
}
}
};
menu.add(jmi);
jmi.putClientProperty( PROJECT_URL_KEY, prjDirURL );
jmi.addActionListener( jmiActionListener );
}
RP.post(new Runnable() {
@Override
public void run() {
for (URL u : urls) {
final FileObject prjDir = URLMapper.findFileObject(u);
if (prjDir == null || !prjDir.isValid()) {
continue;
}
prjDir.removeFileChangeListener(prjDirListener);
prjDir.addFileChangeListener(prjDirListener);
}
}
});
}
// Implementation of change listener ---------------------------------------
@Override public void propertyChange(PropertyChangeEvent e) {
if ( OpenProjectList.PROPERTY_RECENT_PROJECTS.equals( e.getPropertyName() ) ) {
final boolean en = !OpenProjectList.getDefault().isRecentProjectsEmpty();
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
createMainSubMenu();
subMenu.setEnabled( en );
recreate = true;
}
});
}
}
// Innerclasses ------------------------------------------------------------
private static class MenuItemActionListener implements ActionListener {
private static final RequestProcessor RP = new RequestProcessor(MenuItemActionListener.class); // #205652
@Messages({
"# {0} - URL to project directory", "STATUS_loading_recent=Loading project at {0}...",
"ERR_InvalidProject=The project is either not valid or deleted"
})
@Override public void actionPerformed(ActionEvent e) {
if ( e.getSource() instanceof JMenuItem ) {
JMenuItem jmi = (JMenuItem)e.getSource();
final URL url = (URL)jmi.getClientProperty( PROJECT_URL_KEY );
StatusDisplayer.getDefault().setStatusText(STATUS_loading_recent(url));
RP.post(new Runnable() {
@Override public void run() {
Project project = null;
FileObject dir = URLMapper.findFileObject( url );
if ( dir != null && dir.isFolder() ) {
try {
project = ProjectManager.getDefault().findProject( dir );
}
catch ( IOException ioEx ) {
// Ignore invalid folders
}
}
if ( project != null ) {
OpenProjectList.getDefault().open( new Project[] {project}, false, true );
final String name = ProjectUtils.getInformation(project).getName();
EventQueue.invokeLater(new Runnable() {
@Override public void run() {
ProjectTab ptLogical = ProjectTab.findDefault(ProjectTab.ID_LOGICAL);
Node root = ptLogical.getExplorerManager ().getRootContext ();
Node projNode = root.getChildren().findChild(name);
if (projNode != null) {
try {
ptLogical.getExplorerManager().setSelectedNodes(new Node[] {projNode});
} catch (PropertyVetoException ignore) {
// may ignore it
}
} else {
Logger.getLogger(RecentProjects.class.getName()).log(Level.WARNING, "Could not find {0} among {1}",
new Object[] {name, Arrays.asList(root.getChildren().getNodes())});
}
ProjectUtilities.makeProjectTabVisible();
}
});
} else {
DialogDisplayer.getDefault().notify(new NotifyDescriptor.Message(ERR_InvalidProject()));
}
}
});
}
}
}
private class ProjectDirListener extends FileChangeAdapter {
@Override public void fileDeleted(FileEvent fe) {
recreate = true;
}
}
private class UpdatingMenu extends JMenu implements /*DynamicMenuContent,*/ ChangeListener {
UpdatingMenu(Action action) {
super(action);
}
// public JComponent[] synchMenuPresenters(JComponent[] items) {
// return getMenuPresenters();
// }
//
// public JComponent[] getMenuPresenters() {
// return new JComponent[] { this };
// }
@Override public void stateChanged(ChangeEvent e) {
if (recreate && getModel().isSelected()) {
fillSubMenu(this);
recreate = false;
}
}
}
}