abstracttwotieropdialog.java

编辑视频文件

/*
 * File:     AbstractTwoTierOpDialog.java
 * Project:  MPI Linguistic Application
 * Date:     02 May 2007
 *
 * Copyright (C) 2001-2007  Max Planck Institute for Psycholinguistics
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package mpi.eudico.client.annotator.gui;

import mpi.eudico.client.annotator.Constants;
import mpi.eudico.client.annotator.ElanLocale;

import mpi.eudico.client.annotator.commands.Command;
import mpi.eudico.client.annotator.commands.ELANCommandFactory;

import mpi.eudico.server.corpora.clom.Transcription;

import mpi.eudico.server.corpora.clomimpl.abstr.TierImpl;
import mpi.eudico.server.corpora.clomimpl.abstr.TranscriptionImpl;

import java.awt.BorderLayout;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.Vector;

import javax.swing.ButtonGroup;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.SwingConstants;
import javax.swing.WindowConstants;
import javax.swing.border.TitledBorder;


/**
 * An abstract dialog class enabling an operation where  two tiers are
 * involved, typically a source and a destination tier.
 *
 * @author Han Sloetjes
 * @version Aug 2005 Identity removed
 */
public abstract class AbstractTwoTierOpDialog extends ClosableDialog
    implements ActionListener, ItemListener {
    /** ui element */
    protected JRadioButton overwriteRB;

    /** ui element */
    protected JLabel titleLabel;

    /** ui element */
    protected JRadioButton preserveRB;

    /** ui element */
    protected JPanel dividePanel;

    /** ui element */
    protected JPanel titlePanel;

    /** ui element */
    protected JLabel destTierLabel;

    /** ui element */
    protected ButtonGroup existButtonGroup;

    /** ui element */
    protected JComboBox sourceTierComboBox;

    /** ui element */
    protected JPanel tierSelectionPanel;

    /** ui element */
    protected JButton startButton;

    /** ui element */
    protected JLabel sourceTierLabel;

    /** ui element */
    protected JPanel buttonPanel;

    /** ui element */
    protected JComboBox destTierComboBox;

    /** ui element */
    protected JButton closeButton;

    /** ui element */
    protected JLabel existingLabel;

    /** ui element */
    protected JButton createTierButton;

    /** ui element */

    //protected JTextArea explanatoryTA;

    /** ui element */
    protected JCheckBox emptyAnnCheckBox;

    /** ui element */
    protected JPanel optionsPanel;

    /** ui element */
    protected TranscriptionImpl transcription;

    /** no selection */
    protected final String EMPTY = "-";

    /**
     * Creates a new tokenizer dialog.
     *
     * @param transcription the transcription
     */
    public AbstractTwoTierOpDialog(Transcription transcription) {
        super(ELANCommandFactory.getRootFrame(transcription), true);
        this.transcription = (TranscriptionImpl) transcription;
        initComponents();
        extractSourceTiers();

        //postInit();
    }

    /**
     * Extract candidate source tiers.
     */
    protected void extractSourceTiers() {
        if (transcription != null) {
            Vector tiers = transcription.getTiers();
            Iterator tierIt = tiers.iterator();
            TierImpl tier = null;

            while (tierIt.hasNext()) {
                tier = (TierImpl) tierIt.next();
                sourceTierComboBox.addItem(tier.getName());

                /*
                   if (tier.getLinguisticType().getConstraints() == null) {
                       sourceTierComboBox.addItem(tier.getName());
                   }
                 */
            }
        } else {
            sourceTierComboBox.addItem(EMPTY);
        }

        extractDestinationTiers();
    }

    /**
     * Extracts the candidate destination tiers for the currently selected
     * source tier.<br>
     * The destination tier must be a direct child of the source  and must be
     * of type tim-subdivision or symbolic-subdivision.
     */
    protected abstract void extractDestinationTiers();

    /**
     * Opens the edit tier dialog to let the user create a new candidate
     * destination tier.
     */
    private void editTierDialog() {
        // store current destination candidates
        String currentSelected = (String) destTierComboBox.getSelectedItem();
        int numCand = destTierComboBox.getItemCount();
        ArrayList oldCandidates = new ArrayList(numCand);

        for (int i = 0; i < numCand; i++) {
            oldCandidates.add(destTierComboBox.getItemAt(i));
        }

        // this blocks...
        Command command = ELANCommandFactory.createCommand(transcription,
                ELANCommandFactory.EDIT_TIER);
        Object[] args = new Object[2];
        args[0] = new Integer(EditTierDialog.ADD);
        args[1] = null;
        command.execute(transcription, args);

        // we are back from the edit tier dialog
        extractDestinationTiers();

        int newNumCand = destTierComboBox.getItemCount();

        if (newNumCand > numCand) {
            for (int i = 0; i < newNumCand; i++) {
                if (!oldCandidates.contains(destTierComboBox.getItemAt(i))) {
                    // select the first new tier that is encountered
                    destTierComboBox.setSelectedIndex(i);

                    break;
                }
            }
        } else {
            destTierComboBox.setSelectedItem(currentSelected);
        }
    }

    /**
     * Performs some checks and starts the tokenization process.
     */
    protected abstract void startOperation();

    /**
     * Initializes UI elements.
     */
    protected void initComponents() {
        GridBagConstraints gridBagConstraints;

        existButtonGroup = new ButtonGroup();
        titlePanel = new JPanel();
        titleLabel = new JLabel();

        //explanatoryTA = new JTextArea();
        tierSelectionPanel = new JPanel();
        sourceTierLabel = new JLabel();
        sourceTierComboBox = new JComboBox();
        destTierLabel = new JLabel();
        destTierComboBox = new JComboBox();
        createTierButton = new JButton();
        optionsPanel = new JPanel();

        existingLabel = new JLabel();
        overwriteRB = new JRadioButton();
        preserveRB = new JRadioButton();
        emptyAnnCheckBox = new JCheckBox();
        dividePanel = new JPanel();
        buttonPanel = new JPanel();
        startButton = new JButton();
        closeButton = new JButton();

        getContentPane().setLayout(new GridBagLayout());

        setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
        setModal(true);
        addWindowListener(new WindowAdapter() {
                public void windowClosing(WindowEvent evt) {
                    closeDialog(evt);
                }
            });

        Insets insets = new Insets(2, 6, 2, 6);