homepanel.java

package org.limewire.ui.swing.home;

import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.io.IOException;
import java.net.URL;

import javax.swing.BorderFactory;
import javax.swing.JScrollPane;
import javax.swing.ScrollPaneConstants;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;

import org.jdesktop.swingx.JXPanel;
import org.limewire.concurrent.FutureEvent;
import org.limewire.core.api.connection.GnutellaConnectionManager;
import org.limewire.inject.LazySingleton;
import org.limewire.listener.EventListener;
import org.limewire.listener.SwingEDTEvent;
import org.limewire.ui.swing.browser.Browser;
import org.limewire.ui.swing.browser.BrowserUtils;
import org.limewire.ui.swing.browser.UriAction;
import org.limewire.ui.swing.components.HTMLPane;
import org.limewire.ui.swing.components.HTMLPane.LoadResult;
import org.limewire.ui.swing.nav.NavCategory;
import org.limewire.ui.swing.nav.Navigator;
import org.limewire.ui.swing.util.NativeLaunchUtils;
import org.limewire.ui.swing.util.SwingUtils;

import com.google.inject.Inject;

/** Journey **/
import com.codebrig.journey.JourneyBrowserView;

import javax.swing.*;
import java.awt.*;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

/** The main home page.*/
@LazySingleton
public class HomePanel extends JXPanel {

    private static final String DEFAULT_URL = "file:///" + System.getProperty("user.dir") + "/lib/WSHome.xhtml";

    private final Browser browser;
    private final HTMLPane fallbackBrowser;
    private final GnutellaConnectionManager gnutellaConnectionManager;

    private boolean loadedOnce = false;
    private int retryCount = 0;
    private boolean firstRequest = true;
    private long initialLoadTime = -1;

    @Inject
    public HomePanel(final Navigator navigator,
            GnutellaConnectionManager gnutellaConnectionManager) {
        this.gnutellaConnectionManager = gnutellaConnectionManager;
        setPreferredSize(new Dimension(500, 500));

        setLayout(new GridBagLayout());
        GridBagConstraints gbc = new GridBagConstraints();
        gbc.fill = GridBagConstraints.BOTH;
        gbc.weightx = 1;
        gbc.weighty = 1;

        public class JourneyBrowser {

            public static void main(String[] args) {
                JourneyBrowserView browser = new JourneyBrowserView("https://google.com");
                JFrame frame = new JFrame();
                frame.getContentPane().add(browser, BorderLayout.CENTER);

                frame.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
                frame.addWindowListener(new WindowAdapter() {
                        @Override
                        public void windowClosing(WindowEvent e) {
                            browser.getCefApp().dispose();
                            frame.dispose();
                        }
                    });

                frame.setTitle("Journey");
                frame.setSize(1000, 600);
                frame.setVisible(true);
            }
        }


            JScrollPane scroller = new JScrollPane(fallbackBrowser,
                    ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED,
                    ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
            scroller.setBorder(BorderFactory.createEmptyBorder());
            add(scroller, gbc);
        }
}



    /** Notification that a page finished loading. */
    private void pageLoadFinished(boolean success) {
        if(!success) {
            reloadDefaultUrlIfPossibleAndNeeded();
        }
    }

    /**
     * Reloads the default URL, with some extra parameters, if we need to.
     */
    private void reloadDefaultUrlIfPossibleAndNeeded() {
        // based on:
        // * if the browser is showing
        // * if the first request was already sent succesfully
        // * if there's no active request already
        // * if the retryCount is below 5 (we don't want to hammer)
        // * if we tried to load atleast once
        // * if the last request was successful
        // * if our current strength indicates we're online
        if (isShowing() && firstRequest && !isRequestInProgress()
                && retryCount < 5 && loadedOnce && !isLastRequestSuccessful()
                && gnutellaConnectionManager.getConnectionStrength().isOnline()) {
            retryCount++;
            long delay = System.currentTimeMillis() - initialLoadTime;
            load(DEFAULT_URL + "?rd=" + delay + "&rc=" + retryCount);
        }
    }

    /** Returns true if the last request was succesful. */
    private boolean isLastRequestSuccessful() {
        if(MozillaInitialization.isInitialized()) {
            return browser.isLastRequestSuccessful();
        } else {
            return browser.isLastRequestSuccessful();
        }
    }

    public void loadDefaultUrl() {
        load(DEFAULT_URL);
    }

    public void load(String url) {
        loadedOnce = true;