Android Open Source - iHome Browser Activity






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License

The source code is released under:

GNU General Public License

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Java Source Code

package com.ihome;/*
 * Copyright (C) 2013 4th Line GmbH, Switzerland
 *//  w  ww .  j a  v  a  2 s . com
 * The contents of this file are subject to the terms of either the GNU
 * Lesser General Public License Version 2 or later ("LGPL") or the
 * Common Development and Distribution License Version 1 or later
 * ("CDDL") (collectively, the "License"). You may not use this file
 * except in compliance with the License. See LICENSE.txt for more
 * information.
 *
 * 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.
 */

import android.app.AlertDialog;
import android.app.ListActivity;
import android.content.ComponentName;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.ServiceConnection;
import android.os.Bundle;
import android.os.IBinder;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import org.fourthline.cling.android.AndroidUpnpService;
import org.fourthline.cling.android.AndroidUpnpServiceImpl;
import org.fourthline.cling.android.FixedAndroidLogHandler;
import org.fourthline.cling.model.meta.Device;
import org.fourthline.cling.model.meta.LocalDevice;
import org.fourthline.cling.model.meta.RemoteDevice;
import org.fourthline.cling.model.meta.Service;
import org.fourthline.cling.registry.DefaultRegistryListener;
import org.fourthline.cling.registry.Registry;
import org.fourthline.cling.transport.Router;
import org.fourthline.cling.transport.RouterException;

import java.util.logging.Level;
import java.util.logging.Logger;

import info.androidhive.speechtotext.R;

/**
 * @author Christian Bauer
 */
// DOC:CLASS
public class BrowserActivity extends ListActivity {

    // DOC:CLASS
    // DOC:SERVICE_BINDING
    private ArrayAdapter<DeviceDisplay> listAdapter;

    private BrowseRegistryListener registryListener = new BrowseRegistryListener();

    private AndroidUpnpService upnpService;

    private ServiceConnection serviceConnection = new ServiceConnection() {

        public void onServiceConnected(ComponentName className, IBinder service) {
            upnpService = (AndroidUpnpService) service;

            // Clear the list
            listAdapter.clear();

            // Get ready for future device advertisements
            upnpService.getRegistry().addListener(registryListener);

            // Now add all devices to the list we already know about
            for (Device device : upnpService.getRegistry().getDevices()) {
                registryListener.deviceAdded(device);
            }

            // Search asynchronously for all devices, they will respond soon
            upnpService.getControlPoint().search();
        }

        public void onServiceDisconnected(ComponentName className) {
            upnpService = null;
        }
    };

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        // Fix the logging integration between java.util.logging and Android internal logging
        org.seamless.util.logging.LoggingUtil.resetRootHandler(
                new FixedAndroidLogHandler()
        );
        // Now you can enable logging as needed for various categories of Cling:
        // Logger.getLogger("org.fourthline.cling").setLevel(Level.FINEST);

        listAdapter = new ArrayAdapter<DeviceDisplay>(this, android.R.layout.simple_list_item_1);
        setListAdapter(listAdapter);

        // This will start the UPnP service if it wasn't already started
        getApplicationContext().bindService(
                new Intent(this, AndroidUpnpServiceImpl.class),
                serviceConnection,
                Context.BIND_AUTO_CREATE
        );
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        if (upnpService != null) {
            upnpService.getRegistry().removeListener(registryListener);
        }
        // This will stop the UPnP service if nobody else is bound to it
        getApplicationContext().unbindService(serviceConnection);
    }
    // DOC:SERVICE_BINDING

    // DOC:MENU
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        menu.add(0, 0, 0, R.string.searchLAN).setIcon(android.R.drawable.ic_menu_search);
        // DOC:OPTIONAL
        menu.add(0, 1, 0, R.string.switchRouter).setIcon(android.R.drawable.ic_menu_revert);
        menu.add(0, 2, 0, R.string.toggleDebugLogging).setIcon(android.R.drawable.ic_menu_info_details);
        // DOC:OPTIONAL
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
            case 0:
                if (upnpService == null)
                    break;
                Toast.makeText(this, R.string.searchingLAN, Toast.LENGTH_SHORT).show();
                upnpService.getRegistry().removeAllRemoteDevices();
                upnpService.getControlPoint().search();
                break;
            // DOC:OPTIONAL
            case 1:
                if (upnpService != null) {
                    Router router = upnpService.get().getRouter();
                    try {
                        if (router.isEnabled()) {
                            Toast.makeText(this, R.string.disablingRouter, Toast.LENGTH_SHORT).show();
                            router.disable();
                        } else {
                            Toast.makeText(this, R.string.enablingRouter, Toast.LENGTH_SHORT).show();
                            router.enable();
                        }
                    } catch (RouterException ex) {
                        Toast.makeText(this, getText(R.string.errorSwitchingRouter) + ex.toString(), Toast.LENGTH_LONG).show();
                        ex.printStackTrace(System.err);
                    }
                }
                break;
            case 2:
                Logger logger = Logger.getLogger("org.fourthline.cling");
                if (logger.getLevel() != null && !logger.getLevel().equals(Level.INFO)) {
                    Toast.makeText(this, R.string.disablingDebugLogging, Toast.LENGTH_SHORT).show();
                    logger.setLevel(Level.INFO);
                } else {
                    Toast.makeText(this, R.string.enablingDebugLogging, Toast.LENGTH_SHORT).show();
                    logger.setLevel(Level.FINEST);
                }
                break;
            // DOC:OPTIONAL
        }
        return false;
    }
    // DOC:MENU

    @Override
    protected void onListItemClick(ListView l, View v, int position, long id) {
        AlertDialog dialog = new AlertDialog.Builder(this).create();
        dialog.setTitle(R.string.deviceDetails);
        DeviceDisplay deviceDisplay = (DeviceDisplay)l.getItemAtPosition(position);
        dialog.setMessage(deviceDisplay.getDetailsMessage());
        dialog.setButton(AlertDialog.BUTTON_NEUTRAL,
                getString(R.string.OK),
                new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int which) {
                    }
                }
        );
        dialog.show();
        TextView textView = (TextView) dialog.findViewById(android.R.id.message);
        textView.setTextSize(12);
        super.onListItemClick(l, v, position, id);
    }

    protected class BrowseRegistryListener extends DefaultRegistryListener {

        /* Discovery performance optimization for very slow Android devices! */
        @Override
        public void remoteDeviceDiscoveryStarted(Registry registry, RemoteDevice device) {
            deviceAdded(device);
        }

        @Override
        public void remoteDeviceDiscoveryFailed(Registry registry, final RemoteDevice device, final Exception ex) {
            runOnUiThread(new Runnable() {
                public void run() {
                    Toast.makeText(
                            BrowserActivity.this,
                            "Discovery failed of '" + device.getDisplayString() + "': "
                                    + (ex != null ? ex.toString() : "Couldn't retrieve device/service descriptors"),
                            Toast.LENGTH_LONG
                    ).show();
                }
            });
            deviceRemoved(device);
        }
        /* End of optimization, you can remove the whole block if your Android handset is fast (>= 600 Mhz) */

        @Override
        public void remoteDeviceAdded(Registry registry, RemoteDevice device) {
            deviceAdded(device);
        }

        @Override
        public void remoteDeviceRemoved(Registry registry, RemoteDevice device) {
            deviceRemoved(device);
        }

        @Override
        public void localDeviceAdded(Registry registry, LocalDevice device) {
            deviceAdded(device);
        }

        @Override
        public void localDeviceRemoved(Registry registry, LocalDevice device) {
            deviceRemoved(device);
        }

        public void deviceAdded(final Device device) {
            runOnUiThread(new Runnable() {
                public void run() {
                    DeviceDisplay d = new DeviceDisplay(device);
                    int position = listAdapter.getPosition(d);
                    if (position >= 0) {
                        // Device already in the list, re-set new value at same position
                        listAdapter.remove(d);
                        listAdapter.insert(d, position);
                    } else {
                        listAdapter.add(d);
                    }
                }
            });
        }

        public void deviceRemoved(final Device device) {
            runOnUiThread(new Runnable() {
                public void run() {
                    listAdapter.remove(new DeviceDisplay(device));
                }
            });
        }
    }

    protected class DeviceDisplay {

        Device device;

        public DeviceDisplay(Device device) {
            this.device = device;
        }

        public Device getDevice() {
            return device;
        }

        // DOC:DETAILS
        public String getDetailsMessage() {
            StringBuilder sb = new StringBuilder();
            if (getDevice().isFullyHydrated()) {
                sb.append(getDevice().getDisplayString());
                sb.append("\n\n");
                for (Service service : getDevice().getServices()) {
                    sb.append(service.getServiceType()).append("\n");
                }
            } else {
                sb.append(getString(R.string.deviceDetailsNotYetAvailable));
            }
            return sb.toString();
        }
        // DOC:DETAILS

        @Override
        public boolean equals(Object o) {
            if (this == o) return true;
            if (o == null || getClass() != o.getClass()) return false;
            DeviceDisplay that = (DeviceDisplay) o;
            return device.equals(that.device);
        }

        @Override
        public int hashCode() {
            return device.hashCode();
        }

        @Override
        public String toString() {
            String name =
                    getDevice().getDetails() != null && getDevice().getDetails().getFriendlyName() != null
                            ? getDevice().getDetails().getFriendlyName()
                            : getDevice().getDisplayString();
            // Display a little star while the device is being loaded (see performance optimization earlier)
            return device.isFullyHydrated() ? name : name + " *";
        }
    }
    // DOC:CLASS_END
    // ...
}
// DOC:CLASS_END





Java Source Code List

com.ihome.BrowserActivity.java
info.androidhive.speechtotext.MainActivity.java