// $Id: LoadSwingWorker.java 13904 2007-12-11 17:41:48Z mvw $
// Copyright (c) 2006-2007 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies. This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason. IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
package org.argouml.ui;
import java.io.File;
import java.io.IOException;
import javax.swing.UIManager;
import org.apache.log4j.Logger;
import org.argouml.i18n.Translator;
import org.argouml.taskmgmt.ProgressMonitor;
import org.argouml.util.ArgoFrame;
/**
* The specialized SwingWorker used for loading projects
*/
public class LoadSwingWorker extends SwingWorker {
private static final Logger LOG = Logger.getLogger(LoadSwingWorker.class);
private boolean showUi;
private File file;
/**
* This is the only constructor for LoadSwingWorker.
*
* @param aFile the file that's going to be opened as a project
* @param aShowUi whether to show the UI or not
*/
public LoadSwingWorker(File aFile, boolean aShowUi) {
super("ArgoLoadProjectThread");
this.showUi = aShowUi;
this.file = aFile;
}
/**
* Implements org.argouml.swingext.SwingWorker#construct(); this is
* the main method for this SwingWorker.
* In this case, it simply loads the project.
*
* @param pmw the ProgressMonitorWindow used by ProjectBrowser
* @return always null
*/
public Object construct(ProgressMonitor pmw) {
// Load project at slightly lower priority to keep UI responsive
Thread currentThread = Thread.currentThread();
currentThread.setPriority(currentThread.getPriority() - 1);
// loads the project
ProjectBrowser.getInstance().loadProject(file, showUi, pmw);
return null;
}
/**
* Implements org.argouml.swingext.SwingWorker#initProgressMonitorWindow();
* it just creates an instance of ProgressMonitorWindow.
*
* @return an instance of ProgressMonitorWindow
*/
public ProgressMonitor initProgressMonitorWindow() {
UIManager.put("ProgressMonitor.progressText",
Translator.localize("filechooser.open-project"));
Object[] msgArgs = new Object[] {this.file.getPath()};
return new ProgressMonitorWindow(ArgoFrame.getInstance(),
Translator.messageFormat("dialog.openproject.title", msgArgs));
}
/**
* Overrides the finished method of the SwingWorker class to update the GUI
*/
public void finished() {
super.finished();
try {
ProjectBrowser.getInstance().addFileSaved(file);
} catch (IOException exc) {
LOG.error("Failed to save file: " + file
+ " in most recently used list");
}
}
}