source: trunk/gli/src/org/greenstone/gatherer/cdm/IndexingManager.java@ 12080

/**
 *#########################################################################
 *
 * A component of the Gatherer application, part of the Greenstone digital
 * library suite from the New Zealand Digital Library Project at the
 * University of Waikato, New Zealand.
 *
 * Author: John Thompson, Greenstone Digital Library, University of Waikato
 *
 * Copyright (C) 1999 New Zealand Digital Library Project
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *########################################################################
 */
package org.greenstone.gatherer.cdm;

import java.awt.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.*;
import javax.swing.event.*;
import org.greenstone.gatherer.Configuration;
import org.greenstone.gatherer.DebugStream;
import org.greenstone.gatherer.Dictionary;
import org.greenstone.gatherer.Gatherer;
import org.greenstone.gatherer.gui.DesignPaneHeader;
import org.greenstone.gatherer.gui.GComboBox;
import org.greenstone.gatherer.gui.GLIButton;
import org.greenstone.gatherer.metadata.MetadataElement;
import org.greenstone.gatherer.metadata.MetadataSetManager;
import org.greenstone.gatherer.util.CheckList;
import org.greenstone.gatherer.util.JarTools;
import org.greenstone.gatherer.util.StaticStrings;
import org.w3c.dom.*;
/** This class is responsible for coordinating the IndexManager and LevelManager and BuildTypeManager into one panel  
 * @author John Thompson, Greenstone Digital Library, University of Waikato
 * @version 2.3
 */
public class IndexingManager {

    private LevelManager level_manager = null;
    private IndexManager index_manager = null;
    private BuildTypeManager build_type_manager = null;

    private String build_type = null;

    private Control controls = null;
    public IndexingManager() {

    build_type_manager = new BuildTypeManager();
    level_manager = new LevelManager(CollectionDesignManager.collect_config.getLevels()); 
    build_type = build_type_manager.getBuildType();
    if (build_type.equals(BuildTypeManager.BUILD_TYPE_MG)) {
        index_manager = new IndexManager(CollectionDesignManager.collect_config.getMGIndexes(), build_type);
    } else {
        index_manager = new IndexManager(CollectionDesignManager.collect_config.getMGPPIndexes(), build_type);
    }
    
    }

    public boolean isMGPP() {
    return build_type_manager.isMGPP();
    }

    public boolean isLucene() {
    return build_type_manager.isLucene();
    }

    public boolean isMG() {
    return build_type_manager.isMG();
    }

    public int getNumLevels() {
    return level_manager.getSize();
    }

    public int getNumIndexes() {
    return index_manager.getSize();
    }

    public ArrayList getIndexes() {
    return index_manager.getIndexes();
    }
    public ArrayList getLevels() {
    if (!build_type.equals(BuildTypeManager.BUILD_TYPE_MG)) {
        return level_manager.getLevels();
    }
    return null;
    }

    public Control getControls() {
    if (controls == null) {
        controls = new IndexingControl();
    }
    return controls;
    }

    public void destroy() {

    }

    /** Called when the detail mode has changed which in turn may cause several design elements to be available/hidden
     * @param mode the new mode as an int
     */
    public void modeChanged(int mode) {

    }


    private class IndexingControl
    extends JPanel
    implements Control,  BuildTypeManager.BuildTypeListener {

    JPanel build_type_panel = null;
    JPanel index_panel = null;
    JPanel level_panel = null;
    JPanel main_index_pane = null;

    public IndexingControl() {
        super();

        // Creation
        JPanel header_pane = new DesignPaneHeader("CDM.GUI.Indexes", "searchindexes");     
        
        build_type_panel = (JPanel)build_type_manager.getControls();
        index_panel = (JPanel)index_manager.getControls();
        level_panel = (JPanel)level_manager.getControls();

        main_index_pane = new JPanel();
        main_index_pane.setLayout(new BorderLayout());
        main_index_pane.add(build_type_panel, BorderLayout.NORTH);
        main_index_pane.add(index_panel, BorderLayout.CENTER);
        if (!build_type.equals(BuildTypeManager.BUILD_TYPE_MG)) {
        main_index_pane.add(level_panel, BorderLayout.SOUTH);
        }
        
        setBorder(BorderFactory.createEmptyBorder(0,5,0,0));
        setLayout(new BorderLayout());
        add(header_pane, BorderLayout.NORTH);
        add(main_index_pane, BorderLayout.CENTER);

        build_type_manager.addBuildTypeListener(this);
        build_type_manager.addBuildTypeListener(index_manager);
        build_type_manager.addBuildTypeListener(level_manager);
    }

    public void loseFocus() {}
    public void gainFocus() {}
    public void destroy() {}

    public void buildTypeChanged(String new_build_type) {
        if (build_type.equals(new_build_type)) {
        // shouldn't happen
        return;
        }
        
        if (build_type.equals(BuildTypeManager.BUILD_TYPE_MG)) {
        // changing to  mgpp/lucene
        level_panel.setEnabled(true);
        main_index_pane.add(level_panel, BorderLayout.SOUTH);
        
        } else if (new_build_type.equals(BuildTypeManager.BUILD_TYPE_MG)) {
        // changing to mg
        level_panel.setEnabled(false);
        main_index_pane.remove(level_panel);
        }
        build_type = new_build_type;
    }
    }

}