1 package org.hedgewars.mobile.Downloader;

     2 

     3 import org.hedgewars.mobile.MainActivity;

     4 import org.hedgewars.mobile.R;

     5 

     6 import android.app.Activity;

     7 import android.content.ComponentName;

     8 import android.content.Context;

     9 import android.content.Intent;

    10 import android.content.ServiceConnection;

    11 import android.os.Bundle;

    12 import android.os.Handler;

    13 import android.os.IBinder;

    14 import android.os.Message;

    15 import android.os.Messenger;

    16 import android.os.RemoteException;

    17 import android.view.View;

    18 import android.view.View.OnClickListener;

    19 import android.widget.Button;

    20 import android.widget.ProgressBar;

    21 import android.widget.TextView;

    22 

    23 public class DownloadActivity extends Activity{

    24 

    25 	private Messenger messageService;

    26 	private boolean boundToService = false;

    27 	

    28 	private TextView progress_sub;

    29 	private ProgressBar progress;

    30 	private Button positive, negative;

    31 	

    32 	public static final int MSG_START = 0;

    33 	public static final int MSG_UPDATE = 1;

    34 	public static final int MSG_DONE = 2;

    35 	private Handler.Callback messageCallback = new Handler.Callback() {

    36 		

    37 		@Override

    38 		public boolean handleMessage(Message msg) {

    39 			switch(msg.what){

    40 			case MSG_START:

    41 				progress.setMax(msg.arg1);

    42 				progress_sub.setText(String.format("%dkb/%dkb\n%s", 0, msg.arg1, ""));

    43 				break;

    44 			case MSG_UPDATE:

    45 				progress_sub.setText(String.format("%d%% - %dkb/%dkb\n%s",(msg.arg1*100)/msg.arg2, msg.arg1, msg.arg2, msg.obj));

    46 				progress.setProgress(msg.arg1);

    47 				break;

    48 			case MSG_DONE:

    49 				progress.setProgress(progress.getMax());

    50 				progress_sub.setText(R.string.download_done);

    51 				

    52 				positive.setText(R.string.download_back);

    53 				positive.setOnClickListener(doneClicker);

    54 				break;

    55 			}

    56 			return false;

    57 		}

    58 	};

    59 	private Handler messageHandler = new Handler(messageCallback);

    60 	private Messenger messenger = new Messenger(messageHandler);

    61 	

    62 	public void onCreate(Bundle savedInstanceState){

    63 		super.onCreate(savedInstanceState);

    64 		setContentView(R.layout.download);

    65 		

    66 		progress_sub = (TextView)findViewById(R.id.progressbar_sub);

    67 		progress = (ProgressBar)findViewById(R.id.progressbar);

    68 		

    69 		positive = (Button) findViewById(R.id.background);

    70 		negative = (Button) findViewById(R.id.cancelDownload);

    71 		positive.setOnClickListener(backgroundClicker);

    72 		negative.setOnClickListener(cancelClicker);

    73 		

    74 	}

    75 	

    76 	private OnClickListener backgroundClicker = new OnClickListener(){

    77 		public void onClick(View v){

    78 			finish();

    79 		}

    80 	};

    81 	private OnClickListener cancelClicker = new OnClickListener(){

    82 		public void onClick(View v){

    83 			Intent i = new Intent(getApplicationContext(), DownloadService.class);

    84 			i.putExtra("taskID", DownloadService.TASKID_CANCEL);

    85 			startService(i);

    86 			finish();

    87 		}

    88 	};

    89 	private OnClickListener doneClicker = new OnClickListener(){

    90 		public void onClick(View v){

    91 			finish();

    92 			startActivity(new Intent(getApplicationContext(), MainActivity.class));

    93 		}

    94 	};

    95 	

    96 	public void onStart(){

    97 		super.onStart();

    98 		bindToService();

    99 	}

   100 	

   101 	public void onStop(){

   102 		super.onStop();

   103 		unBindFromService();

   104 	}

   105 	

   106 	private ServiceConnection connection = new ServiceConnection(){

   107 

   108 		@Override

   109 		public void onServiceConnected(ComponentName name, IBinder service) {

   110 			messageService = new Messenger(service);

   111 			

   112 			try{

   113 				Message msg = Message.obtain(null, DownloadService.MSG_REGISTER_CLIENT);

   114 				msg.replyTo = messenger;

   115 				messageService.send(msg);

   116 				

   117 			}catch (RemoteException e){}

   118 		}

   119 

   120 		@Override

   121 		public void onServiceDisconnected(ComponentName name) {

   122 			messageService = null;

   123 		}

   124 		

   125 	};

   126 	

   127 	private void bindToService(){

   128 		Intent i = new Intent(getApplicationContext(), DownloadService.class);

   129 		i.putExtra("taskID", DownloadService.TASKID_START);

   130 		startService(i);

   131 		bindService(new Intent(getApplicationContext(), DownloadService.class), connection, Context.BIND_AUTO_CREATE);

   132 		boundToService = true;

   133 	}

   134 	

   135 	private void unBindFromService(){

   136 		if(boundToService){

   137 			boundToService = false;

   138 			unbindService(connection);

   139 		}	

   140 	}

   141 }