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DMDirc-Plugins
зеркало из https://github.com/DMDirc/Plugins.git


			
				
					
						
						
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							/*
 * Copyright (c) 2006-2013 DMDirc Developers
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.dmdirc.addons.serverlistdialog;

import com.dmdirc.addons.ui_swing.UIUtilities;
import com.dmdirc.addons.serverlists.ServerGroupItem;
import com.dmdirc.addons.ui_swing.components.text.TextLabel;
import com.dmdirc.ui.core.util.URLHandler;

import java.net.URI;
import java.util.Map.Entry;

import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkEvent.EventType;
import javax.swing.event.HyperlinkListener;

import net.miginfocom.swing.MigLayout;

/**
 * Panel for showing server group item information.
 */
public class Info extends JPanel implements HyperlinkListener,
        ServerListListener {

    /**
     * A version number for this class. It should be changed whenever the class
     * structure is changed (or anything else that would prevent serialized
     * objects being unserialized with the new class).
     */
    private static final long serialVersionUID = 2;
    /** Info pane. */
    private final TextLabel infoLabel;
    /** Link label. */
    private final TextLabel linkLabel;
    /** Server list model. */
    private final ServerListModel model;
    /** Info scroll panel. */
    private final JScrollPane sp;
    /** URL Handler to use to open links. */
    private final URLHandler urlHandler;

    /**
     * Creates a new info panel.
     *
     * @param model Model to pull information from
     * @param urlHandler A {@link URLHandler} to use to open links
     */
    public Info(final ServerListModel model, final URLHandler urlHandler) {
        super();

        this.urlHandler = urlHandler;
        this.model = model;

        infoLabel = new TextLabel();
        linkLabel = new TextLabel();
        sp = new JScrollPane(infoLabel);

        setLayout(new MigLayout("fill, ins 0"));
        add(sp, "grow, push");
        add(linkLabel, "grow");

        addListeners();
        serverGroupChanged(model.getSelectedItem());
    }

    /**
     * Adds required listeners.
     */
    private void addListeners() {
        linkLabel.addHyperlinkListener(this);
        model.addServerListListener(this);
    }

    /** {@inheritDoc} */
    @Override
    public void hyperlinkUpdate(final HyperlinkEvent e) {
        if (e.getEventType() == EventType.ACTIVATED) {
            urlHandler.launchApp(e.getURL());
        }
    }

    /** {@inheritDoc} */
    @Override
    public void serverGroupChanged(final ServerGroupItem item) {
        setVisible(false);
        infoLabel.setVisible(false);
        linkLabel.setVisible(false);
        if (item == null) {
            infoLabel.setText("");
            linkLabel.setText("");
        } else {
            final StringBuilder sb = new StringBuilder();
            sb.append("<html><b>");
            sb.append(item.getPath());
            sb.append("</b><br>");
            if (item.getGroup() == null) {
                sb.append("");
            } else {
                sb.append(item.getGroup().getDescription());
            }
            sb.append("</html>");
            infoLabel.setText(sb.toString());
            sb.setLength(0);
            for (Entry<String, URI> entry : item.getGroup().getLinks()
                    .entrySet()) {
                if (sb.length() != 0) {
                    sb.append("<br>");
                }
                sb.append("<a href=\"");
                sb.append(entry.getValue().toString());
                sb.append("\">");
                sb.append(entry.getKey());
                sb.append("</a>");
            }
            linkLabel.setText(sb.toString());
        }
        UIUtilities.resetScrollPane(sp);
        infoLabel.setVisible(true);
        linkLabel.setVisible(true);
        setVisible(true);
    }

    /** {@inheritDoc} */
    @Override
    public void dialogClosed(final boolean save) {
        //Ignore
    }

    /** {@inheritDoc} */
    @Override
    public void serverGroupAdded(final ServerGroupItem parent,
            final ServerGroupItem group) {
        //Ignore
    }

    /** {@inheritDoc} */
    @Override
    public void serverGroupRemoved(final ServerGroupItem parent,
            final ServerGroupItem group) {
        //Ignore
    }
}