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Library that provides facilities to allow project information to be manipulated in Java and .Net. Supports a range of data formats: Microsoft Project Exchange (MPX), Microsoft Project (MPP,MPT), Microsoft Project Data Interchange (MSPDI XML), Microsoft Project Database (MPD), Planner (XML), Primavera (PM XML, XER, and database), Asta Powerproject (PP, MDB), Asta Easyplan (PP), Phoenix Project Manager (PPX), FastTrack Schedule (FTS), and the Standard Data Exchange Format (SDEF).

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/*
 * file:       FileChooserModel.java
 * author:     Jon Iles
 * copyright:  (c) Packwood Software 2014
 * date:       06/07/2014
 */

/*
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation; either version 2.1 of the License, or (at your
 * option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 */

package net.sf.mpxj.explorer;

import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;
import java.io.File;

/**
 * Implements the model component of the FileChooser MVC.
 */
public class FileChooserModel
{
   private final PropertyChangeSupport m_changeSupport = new PropertyChangeSupport(this);
   private boolean m_showDialog;
   private File m_file;
   private String[] m_extensions;
   private File m_currentDirectory;

   /**
    * Retrieves the show dialog flag.
    *
    * @return show dialog flag
    */
   public boolean getShowDialog()
   {
      return m_showDialog;
   }

   /**
    * Sets the show dialog flag.
    *
    * @param showDialog show dialog flag
    */
   public void setShowDialog(boolean showDialog)
   {
      m_changeSupport.firePropertyChange("showDialog", m_showDialog, m_showDialog = showDialog);
   }

   /**
    * Retrieves the file selected by the user.
    *
    * @return file selected by the user
    */
   public File getFile()
   {
      return m_file;
   }

   /**
    * Sets the file selected by the user.
    *
    * @param file file selected by the user.
    */
   public void setFile(File file)
   {
      m_changeSupport.firePropertyChange("file", m_file, m_file = file);
   }

   /**
    * Retrieves the file extensions used by the file chooser.
    *
    * @return file extensions
    */
   public String[] getExtensions()
   {
      return m_extensions;
   }

   /**
    * Sets the file extensions used by the file chooser.
    *
    * @param extensions file extensions
    */
   public void setExtensions(String... extensions)
   {
      m_changeSupport.firePropertyChange("extensions", m_extensions, m_extensions = extensions);
   }

   /**
    * Retrieves the current directory to open in the chooser.
    *
    * @return current directory
    */
   public File getCurrentDirectory()
   {
      return m_currentDirectory;
   }

   /**
    * Sets the current directory to open in the chooser.
    *
    * @param value current directory
    */
   public void setCurrentDirectory(File value)
   {
      m_currentDirectory = value;
   }

   /**
    * Add a property change listener.
    *
    * @param listener property change listener
    */
   public void addPropertyChangeListener(PropertyChangeListener listener)
   {
      m_changeSupport.addPropertyChangeListener(listener);
   }

   /**
    * Add a property change listener for a named property.
    *
    * @param propertyName property name
    * @param listener listener
    */
   public void addPropertyChangeListener(String propertyName, PropertyChangeListener listener)
   {
      m_changeSupport.addPropertyChangeListener(propertyName, listener);
   }

   /**
    * Remove a property change listener.
    *
    * @param listener property change listener
    */
   public void removePropertyChangeListener(PropertyChangeListener listener)
   {
      m_changeSupport.removePropertyChangeListener(listener);
   }
}