/*
 * Jalview - A Sequence Alignment Editor and Viewer
 * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
package jalview.gui;

import jalview.bin.*;

import jalview.io.*;

import jalview.jbgui.*;

import jalview.schemes.*;

import java.awt.*;
import java.awt.event.*;

import javax.swing.*;


/**
 * DOCUMENT ME!
 *
 * @author $author$
 * @version $Revision$
 */
public class Preferences extends GPreferences
{
    static boolean preferencesLoaded = false;

    /** DOCUMENT ME!! */
    public static boolean showFullscreen = false;

    /** DOCUMENT ME!! */
    public static boolean showFullId = true;

    /** DOCUMENT ME!! */
    public static boolean showAnnotation = true;

    /** DOCUMENT ME!! */
    public static boolean showConservation = true;

    /** DOCUMENT ME!! */
    public static boolean showQuality = true;

    /** DOCUMENT ME!! */
    public static boolean showIdentity = true;

    /** DOCUMENT ME!! */
    public static String fontName = "SansSerif";

    /** DOCUMENT ME!! */
    public static String fontSize = "10";

    /** DOCUMENT ME!! */
    public static String fontStyle = Font.PLAIN + "";

    /** DOCUMENT ME!! */
    public static char gapSymbol = '-';

    /** DOCUMENT ME!! */
    public static String defaultColour = null;

    /** DOCUMENT ME!! */
    public static boolean showStartupFile = true;

    /** DOCUMENT ME!! */
    public static String startupFile = "http://www.jalview.org/examples/exampleFile.jar";
    JInternalFrame frame;

    /**
     * Creates a new Preferences object.
     */
    public Preferences()
    {
        initPreferences();

        frame = new JInternalFrame();
        frame.setContentPane(this);
        Desktop.addInternalFrame(frame, "Preferences", 480, 390);

        fullID.setSelected(showFullId);

        String string = Cache.getProperty("SHOW_FULLSCREEN");
        boolean value = false;

        if (string != null)
        {
            value = Boolean.valueOf(string).booleanValue();
        }

        fullScreen.setSelected(value);
        annotations.setSelected(showAnnotation);

        conservation.setEnabled(showAnnotation);
        quality.setEnabled(showAnnotation);
        identity.setEnabled(showAnnotation);

        conservation.setSelected(showConservation);
        quality.setSelected(showQuality);
        identity.setSelected(showIdentity);

        for (int i = 0; i < 12; i++)
        {
            colour.addItem(ColourSchemeProperty.getColourName(i));
        }

        string = Cache.getProperty("DEFAULT_COLOUR");

        if (string != null)
        {
            colour.setSelectedItem(string);
        }
        else
        {
            colour.setSelectedIndex(11);
        }

        String[] fonts = java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment()
                                                     .getAvailableFontFamilyNames();

        for (int i = 0; i < fonts.length; i++)
        {
            fontNameCB.addItem(fonts[i]);
        }

        for (int i = 1; i < 31; i++)
        {
            fontSizeCB.addItem(i + "");
        }

        fontStyleCB.addItem("plain");
        fontStyleCB.addItem("bold");
        fontStyleCB.addItem("italic");

        fontNameCB.setSelectedItem(fontName);
        fontSizeCB.setSelectedItem(fontSize);
        fontStyleCB.setSelectedItem(fontStyle);

        gapSymbolCB.addItem("-");
        gapSymbolCB.addItem(".");

        gapSymbolCB.setSelectedItem(gapSymbol + "");

        startupCheckbox.setSelected(showStartupFile);
        startupFileTextfield.setText(startupFile);
    }

    /**
     * DOCUMENT ME!
     */
    public static void initPreferences()
    {
        String string = Cache.getProperty("SHOW_FULL_ID");

        if (string != null)
        {
            showFullId = Boolean.valueOf(string).booleanValue();
        }

        string = Cache.getProperty("SHOW_FULLSCREEN");

        if (string != null)
        {
            showFullscreen = Boolean.valueOf(string).booleanValue();
        }

        string = Cache.getProperty("SHOW_ANNOTATIONS");

        if (string != null)
        {
            showAnnotation = Boolean.valueOf(string).booleanValue();
        }

        string = Cache.getProperty("SHOW_CONSERVATION");

        if (string != null)
        {
            showConservation = Boolean.valueOf(string).booleanValue();
        }

        string = Cache.getProperty("SHOW_QUALITY");

        if (string != null)
        {
            showQuality = Boolean.valueOf(string).booleanValue();
        }

        string = Cache.getProperty("SHOW_IDENTITY");

        if (string != null)
        {
            showIdentity = Boolean.valueOf(string).booleanValue();
        }

        string = Cache.getProperty("GAP_SYMBOL");

        if (string != null)
        {
            gapSymbol = string.charAt(0);
        }

        string = Cache.getProperty("SHOW_FULL_ID");

        if (string != null)
        {
            showFullId = Boolean.valueOf(string).booleanValue();
        }

        string = Cache.getProperty("FONT_NAME");

        if (string != null)
        {
            fontName = string;
        }

        string = Cache.getProperty("FONT_STYLE");

        if (string != null)
        {
            fontStyle = string;
        }

        string = Cache.getProperty("FONT_SIZE");

        if (string != null)
        {
            fontSize = string;
        }

        string = Cache.getProperty("DEFAULT_COLOUR");

        if (string != null)
        {
            defaultColour = string;
        }

        string = Cache.getProperty("STARTUP_FILE");

        if (string != null)
        {
            startupFile = string;
        }

        string = Cache.getProperty("SHOW_STARTUP_FILE");

        if (string != null)
        {
            showStartupFile = Boolean.valueOf(string).booleanValue();
        }

        preferencesLoaded = true;
    }

    /**
     * DOCUMENT ME!
     *
     * @param e DOCUMENT ME!
     */
    public void ok_actionPerformed(ActionEvent e)
    {
        showFullId = fullID.isSelected();
        showFullscreen = fullScreen.isSelected();
        showAnnotation = annotations.isSelected();
        showConservation = conservation.isSelected();
        showQuality = quality.isSelected();
        showIdentity = identity.isSelected();
        defaultColour = colour.getSelectedItem().toString();
        gapSymbol = gapSymbolCB.getSelectedItem().toString().charAt(0);
        fontName = fontNameCB.getSelectedItem().toString();
        fontSize = fontSizeCB.getSelectedItem().toString();
        fontStyle = fontStyleCB.getSelectedItem().toString();
        startupFile = startupFileTextfield.getText();
        showStartupFile = startupCheckbox.isSelected();

        Cache.setProperty("SHOW_FULL_ID", Boolean.toString(showFullId));
        Cache.setProperty("SHOW_FULLSCREEN", Boolean.toString(showFullscreen));

        Cache.setProperty("SHOW_ANNOTATIONS", Boolean.toString(showAnnotation));
        Cache.setProperty("SHOW_CONSERVATION",
            Boolean.toString(showConservation));
        Cache.setProperty("SHOW_QUALITY", Boolean.toString(showQuality));
        Cache.setProperty("SHOW_IDENTITY", Boolean.toString(showIdentity));

        Cache.setProperty("DEFAULT_COLOUR", defaultColour);
        Cache.setProperty("GAP_SYMBOL", gapSymbol + "");

        Cache.setProperty("FONT_NAME", fontName);
        Cache.setProperty("FONT_STYLE", fontStyle);
        Cache.setProperty("FONT_SIZE", fontSize);

        Cache.setProperty("STARTUP_FILE", startupFile);
        Cache.setProperty("SHOW_STARTUP_FILE", Boolean.toString(showStartupFile));

        try
        {
            frame.setClosed(true);
        }
        catch (Exception ex)
        {
        }
    }

    /**
     * DOCUMENT ME!
     */
    public void startupFileTextfield_mouseClicked()
    {
        JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty(
                    "LAST_DIRECTORY"),
                new String[]
                {
                    "fa, fasta, fastq", "aln", "pfam", "msf", "pir", "blc",
                    "jar"
                },
                new String[]
                {
                    "Fasta", "Clustal", "PFAM", "MSF", "PIR", "BLC", "Jalview"
                }, jalview.bin.Cache.getProperty("DEFAULT_FILE_FORMAT"));
        chooser.setFileView(new JalviewFileView());
        chooser.setDialogTitle("Select startup file");

        int value = chooser.showOpenDialog(this);

        if (value == JalviewFileChooser.APPROVE_OPTION)
        {
            jalview.bin.Cache.setProperty("DEFAULT_FILE_FORMAT",
                chooser.getSelectedFormat());
            startupFileTextfield.setText(chooser.getSelectedFile()
                                                .getAbsolutePath());
        }
    }

    /**
     * DOCUMENT ME!
     *
     * @param e DOCUMENT ME!
     */
    public void cancel_actionPerformed(ActionEvent e)
    {
        try
        {
            frame.setClosed(true);
        }
        catch (Exception ex)
        {
        }
    }

    /**
     * DOCUMENT ME!
     *
     * @param e DOCUMENT ME!
     */
    public void annotations_actionPerformed(ActionEvent e)
    {
        conservation.setEnabled(annotations.isSelected());
        quality.setEnabled(annotations.isSelected());
        identity.setEnabled(annotations.isSelected());
    }
}