/* $Id: GUI.java 17841 2010-01-12 19:17:52Z linus $

  *****************************************************************************

  * Copyright (c) 2009 Contributors - see below

  * 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:

  *    tfmorris

  *****************************************************************************

  *

  * Some portions of this file was previously release using the BSD License:

  */

 // 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.util.ArrayList;

 import java.util.Collections;

 import java.util.List;

 import org.argouml.application.api.GUISettingsTabInterface;

 /**

  * This is the "main" class for the GUI subsystem.<p>

  *

  * Users of the GUI subsystem, i.e. components that are to place themselves

  * in any of the GUI components, register themselves in this class.<p>

  *

  * TODO: Add the rest of the registers to this.

  *

  * @author Linus Tolke

  * @since 0.21.3

  */

 public final class GUI {

     /**

      * Constructor.

      */

     private GUI() {

         // Add GUI-internal stuff.

         // GUI-internal stuff is panes, tabs, menu items that are

         // part of the GUI subsystem i.e. a class in the

         // org.argouml.ui-package.

         // Things that are not part of the GUI, like everything that

         // has any knowledge about UML, Diagrams, Code Generation, 

         // Reverse Engineering, creates and registers itself

         // when that subsystem or module is loaded.

         addSettingsTab(new SettingsTabPreferences());

         addSettingsTab(new SettingsTabEnvironment());

         addSettingsTab(new SettingsTabUser());

         addSettingsTab(new SettingsTabAppearance());

         addSettingsTab(new SettingsTabProfile());

         addProjectSettingsTab(new ProjectSettingsTabProperties());

         addProjectSettingsTab(new ProjectSettingsTabProfile());

     }

     /**

      * The instance.

      */

     private static GUI instance = new GUI();

     /**

      * @return the instance.

      */

     public static GUI getInstance() {

         return instance;

     }

     /**

      * A List of {@link GUISettingsTabInterface}.

      */

     private List<GUISettingsTabInterface> settingsTabs = 

         new ArrayList<GUISettingsTabInterface>();

     /**

      * Register a new SettingsTab.

      *

      * @param panel The GUISettingsTabInterface to add.

      */

     public void addSettingsTab(final GUISettingsTabInterface panel) {

         settingsTabs.add(panel);

     }

     /**

      * Get the components for the settings tab.

      *

      * @return A List of {@link GUISettingsTabInterface}.

      */

     public final List<GUISettingsTabInterface> getSettingsTabs() {

         return Collections.unmodifiableList(settingsTabs);

     }

     /**

      * A List of {@link GUISettingsTabInterface}.

      */

     private List<GUISettingsTabInterface> projectSettingsTabs = 

         new ArrayList<GUISettingsTabInterface>();

     /**

      * Register a new ProjectSettingsTab.

      *

      * @param panel The GUISettingsTabInterface to add.

      */

     public void addProjectSettingsTab(final GUISettingsTabInterface panel) {

         projectSettingsTabs.add(panel);

     }

     /**

      * Get the components for the project settings tab.

      *

      * @return A List of {@link GUISettingsTabInterface}.

      */

     public final List<GUISettingsTabInterface> getProjectSettingsTabs() {

         return Collections.unmodifiableList(projectSettingsTabs);

     }

 }