1 package org.average.whereami;
3 import android.app.Activity;
4 import android.net.wifi.WifiManager;
5 import android.os.Bundle;
6 import android.os.AsyncTask;
7 import android.os.Handler;
8 import android.os.SystemClock;
9 import android.net.ConnectivityManager;
10 import android.net.NetworkInfo;
11 import android.content.BroadcastReceiver;
12 import android.content.Intent;
13 import android.content.IntentFilter;
14 import android.content.Context;
15 import android.content.res.Resources;
16 import android.text.format.Time;
17 import android.util.Log;
18 import android.view.View;
19 import android.view.Window;
20 import android.view.WindowManager;
21 import android.widget.TextView;
23 public class WhereAmI extends Activity
25 private WifiManager wifiman;
26 private Integer runningtasks = 0;
28 private class UpdateTarget {
30 private Integer updater; // will be the function/object
31 private BgUpdate task;
33 private class BgUpdate extends AsyncTask<Void, Void, String> {
35 protected String doInBackground(Void... params) {
36 Log.w("WhereAmI", "BgUpdate " + updater + " starting");
37 SystemClock.sleep(5000); // real job do be done here
38 Log.w("WhereAmI", "BgUpdate about to return");
39 return "5 seconds passed in " + updater;
43 protected void onPostExecute(String str) {
44 Log.w("WhereAmI", "BgUpdate callback executing");
47 if (runningtasks <= 0) {
48 boolean wifion = wifiman.setWifiEnabled(false);
49 Log.w("WhereAmI", "disabling wifi result " + wifion);
52 tvs.setText(R.string.lasttry);
53 tvs.append(tm.format(" %d/%m/%Y %H:%M:%S"));
58 public UpdateTarget(TextView tv, Integer updater) {
60 this.updater = updater;
63 public void launch() {
64 tv.setText(R.string.updating);
65 task = new BgUpdate();
69 private UpdateTarget[] ut;
71 private TextView tvt, tvd, tvs;
72 private Resources res;
73 private String[] month;
74 private String[] wday;
76 private Handler mHandler = new Handler();
78 private Runnable updateClock = new Runnable () {
80 long now = System.currentTimeMillis();
83 tvt.setText(tm.format("%H:%M"));
86 long next = tm.toMillis(false);
87 mHandler.postDelayed(this, next-now+1);
91 private Runnable updateCal = new Runnable () {
93 long now = System.currentTimeMillis();
101 tm.set(now + 86400000);
105 long next = tm.toMillis(false);
106 mHandler.postDelayed(this, next-now+1);
110 private Runnable updateInfo = new Runnable () {
112 Log.w("WhereAmI", "updateInfo starting");
113 IntentFilter intentFilter =
114 new IntentFilter("android.net.conn.CONNECTIVITY_CHANGE");
115 registerReceiver(connChanged,intentFilter);
116 boolean wifion = wifiman.setWifiEnabled(true);
117 Log.w("WhereAmI", "enabling wifi result " + wifion);
118 mHandler.postDelayed(resetInfo, 30000);
119 mHandler.postDelayed(this, 60000);
123 private Runnable resetInfo = new Runnable () {
125 Log.w("WhereAmI", "resetInfo starting");
126 unregisterReceiver(connChanged);
127 boolean wifion = wifiman.setWifiEnabled(false);
128 Log.w("WhereAmI", "disabling wifi result " + wifion);
129 if (runningtasks > 0) {
130 Time tm = new Time();
132 tvs.setText(R.string.failtry);
133 tvs.append(tm.format(" %d/%m/%Y %H:%M:%S"));
138 private final BroadcastReceiver connChanged = new BroadcastReceiver() {
140 public void onReceive(Context context, Intent intent) {
141 ConnectivityManager cm = (ConnectivityManager)context.
142 getSystemService(Context.CONNECTIVITY_SERVICE);
143 NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
144 boolean isConnected = activeNetwork != null &&
145 activeNetwork.isConnectedOrConnecting();
146 Log.w("WhereAmI", "Connectivity changed to " + isConnected);
148 for (int i = 0; i < ut.length; i++) {
156 /** Called when the activity is first created. */
158 public void onCreate(Bundle savedInstanceState)
160 super.onCreate(savedInstanceState);
161 wifiman = (WifiManager)getSystemService(Context.WIFI_SERVICE);
162 requestWindowFeature(Window.FEATURE_NO_TITLE);
163 getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
164 //getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
165 //getWindow().clearFlags(WindowManager.LayoutParams.
166 // FLAG_FORCE_NOT_FULLSCREEN);
167 setContentView(R.layout.main);
168 res = getResources();
169 month = res.getStringArray(R.array.month);
170 wday = res.getStringArray(R.array.wday);
171 tvt = (TextView)findViewById(R.id.time);
172 tvd = (TextView)findViewById(R.id.date);
173 tvs = (TextView)findViewById(R.id.timestamp);
174 ut = new UpdateTarget[] {
175 new UpdateTarget((TextView)findViewById(R.id.location), 1),
176 new UpdateTarget((TextView)findViewById(R.id.phonecall), 2)
178 Log.w("WhereAmI", "created UI, about to start update task");
179 mHandler.post(updateClock);
180 mHandler.post(updateCal);
181 mHandler.post(updateInfo);
182 Log.w("WhereAmI", "created UI, update task created");
185 /** Called when put to background */
187 public void onPause()
190 Log.w("WhereAmI", "calling finish");
194 /** Called when the activity is destroyed. */
196 public void onDestroy()
199 Log.w("WhereAmI", "going down");
200 mHandler.removeCallbacks(updateClock);
201 mHandler.removeCallbacks(updateCal);
202 mHandler.removeCallbacks(updateInfo);
203 //unregisterReceiver(connChanged);
204 boolean wifion = wifiman.setWifiEnabled(false);
205 Log.w("WhereAmI", "disabling wifi result " + wifion);