Change from timers to threads and runnables.

This commit is contained in:
Timothy Allen 2014-03-26 11:14:22 +02:00
parent c01e340aca
commit 68c2abd06d
3 changed files with 50 additions and 33 deletions

View File

@ -6,6 +6,7 @@ import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.os.Vibrator;
import android.util.Log;
import android.view.View;
@ -25,47 +26,51 @@ import java.util.TimerTask;
public class AlarmAlertActivity extends Activity {
// TODO correct alert lifetime
private static final int ALERT_LIFE = 1000*10;//1000*60*2; // 2 minutes
private static final Timer timer = new Timer("AlarmAlertActivity");
private static final long[] vPattern = {500, 500};
private static final Handler handler = new Handler();
private static Runnable r;
private static AlarmManager graceManager;
private static PendingIntent gracePendingIntent;
private static Intent notifyIntent;
private static Vibrator vibrator;
private static Boolean userCancelled;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
Window window = getWindow();
// Set to use the full screen
int fullScreen = WindowManager.LayoutParams.FLAG_FULLSCREEN;
// if KitKat, mimic the main alarm
fullScreen = WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS;
window.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
| WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
| WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
| WindowManager.LayoutParams.FLAG_FULLSCREEN
| fullScreen
);
setContentView(R.layout.alarm_alert);
// Disable any current notifications
stopService(new Intent(getApplicationContext(), AlarmNotify.class));
notifyIntent = new Intent(getApplicationContext(), AlarmNotify.class);
// Disable any current notifications
stopService(notifyIntent);
// Turn off the alert activity, and switch to a notification
timer.schedule(new TimerTask() {
r = new Runnable() {
public void run() {
// Close the dialogue
finish();
// Switch to notification if the Activity has not been closed by the user
if (!userCancelled) {
startService(new Intent(getApplicationContext(), AlarmNotify.class));
startService(notifyIntent);
Log.d("AlarmAlertActivity", "Started notification");
}
}
}, ALERT_LIFE);
};
handler.postDelayed(r, ALERT_LIFE);
}
@Override
public void onStart() {
super.onStart();
userCancelled = false;
vibrator = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
vibrator.vibrate(vPattern, 0);
@ -81,18 +86,16 @@ public class AlarmAlertActivity extends Activity {
gracePendingIntent = PendingIntent.getBroadcast(getApplicationContext(), MainActivity.GRACE_REQUEST, graceIntent, 0);
graceManager.cancel(gracePendingIntent);
Log.d("AlarmAlertActivity", "Cancelled grace alarm.");
// Ensure we don't load a notification later on
userCancelled = true;
// Close the dialogue (stop vibration &c)
finish();
}
});
}
public void onStop() {
// Ensure we don't load a notification now
handler.removeCallbacks(r);
vibrator.cancel();
super.onStop();
}
}

View File

@ -17,8 +17,8 @@ import java.util.Timer;
import java.util.TimerTask;
public class AlarmNotify extends Service {
private static final Timer timer = new Timer("AlarmNotify");
public static final int notifyID = 1;
private volatile boolean threadRunning = false;
@Override
public IBinder onBind(Intent intent) {
@ -27,10 +27,11 @@ public class AlarmNotify extends Service {
@Override
public void onDestroy() {
// If the notification is cancelled, stop updating.
threadRunning = false;
// Remove the notification in the notification bar
NotificationManager nm = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
nm.cancel(notifyID);
timer.cancel();
}
@Override
@ -76,30 +77,43 @@ public class AlarmNotify extends Service {
nm.cancel(notifyID);
nm.notify(notifyID, notification.build());
timer.scheduleAtFixedRate(new TimerTask() {
// this is called at every UPDATE_INTERVAL
new Thread(new Runnable() {
@Override
public void run() {
threadRunning = true;
int max = 1000;
// Convert endTime from milliseconds to seconds, and translate to time remaining
int secondsLeft = (int) ((endTime - System.currentTimeMillis())) / (1000);
int gracePeriodSeconds = gracePeriod * 60;
// Multiply each int by 1000 for greater progress resolution
int progress = ((((gracePeriodSeconds * 1000) - (secondsLeft * 1000)) * max) / (gracePeriodSeconds * 1000));
while (progress < max) {
// Stop the thread if cancelled elsewhere
if (!threadRunning) {
return;
}
//Log.d("AlarmNotify", "secondsLeft is "+secondsLeft+" and progress is "+progress+" (gracePeriodSeconds is "+gracePeriodSeconds+")");
if (secondsLeft >= 0) {
int minutesLeft = secondsLeft / 60;
notification.setContentText(String.format(getString(R.string.notificationText), MainActivity.MinutesToGracePeriodStr(minutesLeft)));
notification.setProgress(max, progress, false);
// Update the notification
nm.notify(notifyID, notification.build());
} else {
nm.cancel(notifyID);
this.cancel(); // Cancel timer
stopSelf(); // stop service
// Prepare secondsLeft and progress for the next loop
secondsLeft = secondsLeft - (UPDATE_INTERVAL / 1000);
// Multiply each int by 1000 for greater progress resolution
progress = ((((gracePeriodSeconds * 1000) - (secondsLeft * 1000)) * max) / (gracePeriodSeconds * 1000));
// Sleeps the thread, simulating an operation
// that takes time
try {
Thread.sleep(UPDATE_INTERVAL);
} catch (InterruptedException e) {
Log.d("AlarmNotify", "sleep failure");
}
}
}, 0, UPDATE_INTERVAL);
stopSelf(); // stop notification service
}
}).start();
return super.onStartCommand(intent, flags, startId);
}

View File

@ -5,7 +5,7 @@
<string name="alarm_alert">Alarm Alert</string>
<string name="alarm_notification">SMS pending</string>
<string name="alarm_notification">Text message pending</string>
<string-array name="grace_period_array">
<item>10 minutes</item>
@ -47,11 +47,11 @@
<string name="alarmSetToast">HypoAlarm set to </string>
<string name="alarmCancelToast">HypoAlarm SMS cancelled</string>
<string name="alarmCancelToast">HypoAlarm text message cancelled</string>
<string name="defaultMessage">Hi, I haven\'t responded to my alarm today. Please contact me to make sure I\'m awake.</string>
<string name="notificationText">An SMS will be sent in %1$s</string>
<string name="notificationText">A text message will be sent in %1$s</string>
<string name="notificationCancellation">Cancel</string>