Add some SDK checks.

HypoAlarm/src/main/java/za/org/treehouse/hypoalarm/AlarmAlertActivity.java

@@ -5,6 +5,7 @@ import android.app.AlarmManager;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
+import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Vibrator;
@@ -35,8 +36,9 @@ public class AlarmAlertActivity extends Activity {
         Window window = getWindow();
         // Set to use the full screen
         int fullScreen = WindowManager.LayoutParams.FLAG_FULLSCREEN;
-        // TODO if KitKat, mimic the main alarm
+        if (Build.VERSION.SDK_INT >= 19) {
             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

HypoAlarm/src/main/java/za/org/treehouse/hypoalarm/AlarmNotify.java

@@ -9,6 +9,7 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
+import android.os.Build;
 import android.os.IBinder;
 import android.preference.PreferenceManager;
 import android.util.Log;
@@ -44,6 +45,7 @@ public class AlarmNotify extends Service {
 
         Bitmap bm = BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher_grey);
         final NotificationManager nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
+        if (Build.VERSION.SDK_INT >= 11) {
             final Notification.Builder notification = new Notification.Builder(this)
                     .setContentTitle(getString(R.string.app_name))
                     .setContentText(String.format(getString(R.string.notificationText), MainActivity.MinutesToGracePeriodStr(gracePeriod)))
@@ -90,20 +92,22 @@ public class AlarmNotify extends Service {
 
                     while (progress < max) {
                         // Stop the thread if cancelled elsewhere
-                    Log.d("AlarmNotify", "notificationRunning is "+notificationRunning);
+                        Log.d("AlarmNotify", "notificationRunning is " + notificationRunning);
                         if (!notificationRunning) {
                             return;
                         }
                         int minutesLeft = secondsLeft / 60;
+                        if (Build.VERSION.SDK_INT >= 11) {
                             notification.setContentText(String.format(getString(R.string.notificationText), MainActivity.MinutesToGracePeriodStr(minutesLeft)));
                             notification.setProgress(max, progress, false);
                             // Update the notification
                             nm.notify(notifyID, notification.build());
+                        }
                         // 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);
-                    Log.d("AlarmNotify", "secondsLeft is "+secondsLeft+" and progress is "+progress+" (gracePeriodSeconds is "+gracePeriodSeconds+")");
+                        Log.d("AlarmNotify", "secondsLeft is " + secondsLeft + " and progress is " + progress + " (gracePeriodSeconds is " + gracePeriodSeconds + ")");
                         // Sleeps the thread, simulating an operation
                         // that takes time
                         try {
@@ -115,7 +119,7 @@ public class AlarmNotify extends Service {
                     stopSelf(); // stop notification service
                 }
             }).start();
-
+        }
 		return super.onStartCommand(intent, flags, startId);
     }
 }

HypoAlarm/src/main/java/za/org/treehouse/hypoalarm/AlarmReceiver.java

@@ -7,8 +7,10 @@ import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
+import android.os.Build;
 import android.preference.PreferenceManager;
 import android.util.Log;
+import android.view.WindowManager;
 
 import java.util.Calendar;
 
@@ -34,7 +36,11 @@ public class AlarmReceiver extends BroadcastReceiver {
             Intent graceIntent = new Intent(context, GraceReceiver.class);
             gracePendingIntent = PendingIntent.getBroadcast(context, MainActivity.GRACE_REQUEST, graceIntent, 0);
             graceManager.cancel(gracePendingIntent);
+            if (Build.VERSION.SDK_INT >= 19) {
                 graceManager.setExact(AlarmManager.RTC_WAKEUP, graceCal.getTimeInMillis(), gracePendingIntent);
+            } else {
+                graceManager.set(AlarmManager.RTC_WAKEUP, graceCal.getTimeInMillis(), gracePendingIntent);
+            }
             Log.d("AlarmReceiver", "Setting grace alarm for " + MainActivity.debugDate(graceCal));
 
             // Allow user to acknowledge alarm and cancel grace alarm
@@ -51,8 +57,11 @@ public class AlarmReceiver extends BroadcastReceiver {
             alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
             alarmPendingIntent = PendingIntent.getBroadcast(context, MainActivity.ALARM_REQUEST, intent, 0);
             alarmManager.cancel(alarmPendingIntent);
-            // TODO use set() for older APIs
+            if (Build.VERSION.SDK_INT >= 19) {
                 alarmManager.setExact(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), alarmPendingIntent);
+            } else {
+                alarmManager.set(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), alarmPendingIntent);
+            }
             Log.d("AlarmReceiver", "Resetting alarm for " + MainActivity.debugDate(cal));
         }
     }

HypoAlarm/src/main/java/za/org/treehouse/hypoalarm/MainActivity.java

@@ -13,6 +13,7 @@ import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.database.Cursor;
 import android.net.Uri;
+import android.os.Build;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
 import android.provider.ContactsContract;
@@ -308,8 +309,11 @@ public class MainActivity extends ActionBarActivity {
                 // Cancel any existing alarms
                 alarmManager.cancel(alarmPendingIntent);
                 // Set or reset alarm
-                // TODO use set() for older APIs
+                if (Build.VERSION.SDK_INT >= 19) {
                     alarmManager.setExact(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), alarmPendingIntent);
+                } else {
+                    alarmManager.set(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), alarmPendingIntent);
+                }
                 Log.d("MainActivity", "Setting alarm for " + MainActivity.debugDate(cal));
 
                 // Set boot receiver, so alarm restarts on boot