优化重启的实现

app/src/main/java/com/xypower/mpapp/MainActivity.java

@@ -429,28 +429,35 @@ public class MainActivity extends AppCompatActivity {
             @Override
             public void onClick(View v) {
                 restartSelfWithStartActivity();
+                // restartSelfWithAlarmManager();
             }
 
             private void restartSelfWithStartActivity() {
 
-                Context context = MainActivity.this;
+                final Context context = getApplicationContext();
 
                 Intent intent = new Intent(context, MainActivity.class);
-                intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK| Intent.FLAG_ACTIVITY_CLEAR_TASK);
+                intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK);
 
                 int noDelay = 1;
                 intent.putExtra("noDelay", noDelay);
                 intent.putExtra("reason", "Manual Restart From MainActivity");
 
-                // finish();
                 context.startActivity(intent);
 
-                System.exit(0);
+                final Handler handler = new Handler();
+                finish();
+                handler.postDelayed(new Runnable() {
+                    @Override
+                    public void run() {
+                        System.exit(0);
+                    }
+                }, 0);
             }
 
             private void restartSelfWithAlarmManager() {
                 Intent intent = new Intent(MainActivity.this, MainActivity.class);
-                intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK| Intent.FLAG_ACTIVITY_CLEAR_TASK);
+                intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK);
 
                 int noDelay = 1;
                 intent.putExtra("noDelay", noDelay);