Kopie Master Version 1.2 UDP Socket merged with sensor

# Conflicts:
#	app/src/main/java/com/example/ueberwachungssystem/Detection/DetectorService.java
#	app/src/main/java/com/example/ueberwachungssystem/MainActivity.java

app/src/main/java/com/example/ueberwachungssystem/Detection/DetectionReport.java

@@ -1,8 +1,13 @@
 package com.example.ueberwachungssystem.Detection;
 
+import android.annotation.SuppressLint;
 import android.util.Log;
 
+import com.example.ueberwachungssystem.WifiCommunication;
+
+import java.text.SimpleDateFormat;
 import java.util.Calendar;
+import java.util.Date;
 
 /** Detection Report Class */
 public class DetectionReport {
@@ -12,7 +17,11 @@ public class DetectionReport {
     public boolean detectionState;
 
     public DetectionReport(boolean detectionState, String detectionType, float detectedAmplitude) {
-        this.timeStamp = String.valueOf(Calendar.getInstance().getTime());
+        // New Date Format
+        @SuppressLint("SimpleDateFormat") SimpleDateFormat formatter = new SimpleDateFormat("HH:mm:ss");
+        Date curDate = new Date(System.currentTimeMillis());
+        this.timeStamp = formatter.format(curDate);
+        //Old Date Format: this.timeStamp = String.valueOf(Calendar.getInstance().getTime());
         this.detectionType = detectionType;
         this.detectedValue = detectedAmplitude;
         this.detectionState = detectionState;
@@ -31,6 +40,16 @@ public class DetectionReport {
         return String.join("\t", state, time, type, value);
     }
 
+    public String toMessage() {
+        String state;
+        if(detectionState)
+            state = "An";
+        else
+            state = "Aus";
+
+        return String.join(",", "1", timeStamp, "Gruppe2", WifiCommunication.getLocalIpAddress(), state, detectionType, String.valueOf(detectedValue));
+    }
+
     /** Debug Report */
     public void log(String tag) {
         Log.d(tag, this.toString());

app/src/main/java/com/example/ueberwachungssystem/Detection/DetectorService.java

@@ -22,14 +22,16 @@ public class DetectorService extends LifecycleService {
     private DetectorService.OnDetectionListener listener;
     private boolean isServiceRunning = false;
 
-    VideoDetector videoDetector = null;
+    // Used Objects:
-    AudioRecorder audioRecorder = null;
+    public VideoDetector videoDetector = null;
-
+    public AudioRecorder audioRecorder = null;
-    /** Communication **/
+    public Accelerometer motionDetector = null;
+    public MicrophoneDetector audioDetector = null;
 
     WifiCommunication wifiCommunication;
 
     String dataFromWifi;
+    StringBuffer stringBufferFromWifi;
 
     @Override
     public int onStartCommand(Intent intent, int flags, int startId) {
@@ -37,30 +39,57 @@ public class DetectorService extends LifecycleService {
             return START_NOT_STICKY;
 
 
-        // Setup Service classes:
+        /** Wifi Instanz Starten und Listener **/
-        videoDetector = new VideoDetector(this);
-        videoDetector.setOnDetectionListener(new Detector.OnDetectionListener() {
-            @Override
-            public void onDetection(@NonNull DetectionReport detectionReport) {
-                passToServiceListener(detectionReport);
-            }
-        });
-
-        audioRecorder = new AudioRecorder(this);
-
-
-        isServiceRunning = true;
-
         wifiCommunication = new WifiCommunication (1234);
         wifiCommunication.setOnConnectionListener(new WifiCommunication.OnConnectionListener() {
             @Override
             public void onConnection(String data) {
                 dataFromWifi = data;
+                stringToStringbuffer(data);
             }
 
         });
+
+
+
+        /** Video Detection/Recorder **/
+        videoDetector = new VideoDetector(this);
+        videoDetector.setOnDetectionListener(new Detector.OnDetectionListener() {
+            @Override
+            public void onDetection(@NonNull DetectionReport detectionReport) {
+                //passToServiceListener(detectionReport);
+                wifiCommunication.sendTrue(detectionReport.toMessage());
+            }
+        });
+        /** Motion Detection**/
+        motionDetector = new Accelerometer(this);
+        motionDetector.getSensor();
+        motionDetector.setOnDetectionListener(new Detector.OnDetectionListener() {
+            @Override
+            public void onDetection(@NonNull DetectionReport detectionReport) {
+                //passToServiceListener(detectionReport);
+                wifiCommunication.sendTrue(detectionReport.toMessage());
+            }
+        });
+        /** Audio Detection **/
+        audioDetector = new MicrophoneDetector(this);
+        audioDetector.setOnDetectionListener(new Detector.OnDetectionListener() {
+            @Override
+            public void onDetection(@NonNull DetectionReport detectionReport) {
+                //passToServiceListener(detectionReport);
+                wifiCommunication.sendTrue(detectionReport.toMessage());
+            }
+        });
+        /** Audio Recorder**/
+        audioRecorder = new AudioRecorder(this);
+
+
+
+
+        isServiceRunning = true;
         return super.onStartCommand(intent, flags, startId);
     }
+
     @Override
     public void onDestroy() {
         super.onDestroy();
@@ -82,93 +111,26 @@ public class DetectorService extends LifecycleService {
     }
 
 
-    /** Video Detection */
+    /** Pass Detection Report to Service Detection Listener and trigger it */
-    public void startVideoDetection() {
+    public void passToServiceListener(StringBuffer stringBuffer) {
-        if(videoDetector != null)
-            videoDetector.startDetection();
-    }
-    public void stopVideoDetection() {
-        if(videoDetector != null)
-            videoDetector.stopDetection();
-    }
-    public boolean isVideoDetectionRunning() {
-        if(videoDetector != null)
-           return videoDetector.isDetecting();
-        return false;
-    }
-    public void debugVideoProcessing(ImageView input, ImageView output) {
-        if(videoDetector != null)
-            videoDetector.debugProcessing(input, output);
-    }
-
-    /** Audio Detection */
-    public void startAudioDetection() {
-
-    }
-    public void stopAudioDetection() {
-
-    }
-
-    /** Motion Detection */
-    public void startMotionDetection() {
-
-    }
-    public void stopMotionDetection() {
-
-    }
-
-    /** Video Recording */
-    public void startVideoRecording() {
-        if(videoDetector != null)
-            videoDetector.startRecording();
-    }
-    public void stopVideoRecording() {
-        if(videoDetector != null)
-            videoDetector.stopRecording();
-    }
-    public boolean isVideoRecordingRunning() {
-        if(videoDetector != null)
-            return videoDetector.isRecording();
-        return false;
-    }
-    public void setVideoRecordingDir(File outputDir) {
-        if (videoDetector != null)
-            videoDetector.setOutputDir(outputDir);
-    }
-
-    /** Audio Recording */
-    public void startAudioRecording() {
-        if(audioRecorder != null)
-            audioRecorder.startRecording();
-    }
-    public void stopAudioRecording() {
-        if(audioRecorder != null)
-            audioRecorder.stopRecording();
-    }
-    public boolean isAudioRecordingRunning() {
-        if(videoDetector != null)
-            return audioRecorder.isRecording();
-        return false;
-    }
-    public void setAudioRecordingDir(File outputDir) {
-        if (audioRecorder != null)
-            audioRecorder.setOutputDir(outputDir);
-    }
-
-
-    /** pass Detection Report to Service Detection Listener and trigger it */
-    public void passToServiceListener(DetectionReport detectionReport) {
         if (listener != null) {
-            listener.onDetection(detectionReport);
+            listener.onDetection(stringBuffer);
         }
     }
 
 
     /** On Detection Listener - runs when violation is reported */
     public interface OnDetectionListener {
-        void onDetection(@NonNull DetectionReport detectionReport);
+        void onDetection(@NonNull StringBuffer stringBuffer);
     }
     public void setOnDetectionListener(@NonNull DetectorService.OnDetectionListener listener) {
         this.listener = listener;
     }
+
+    /** string to stringbuffer **/
+    public void stringToStringbuffer(String dataString){
+        stringBufferFromWifi.append(dataString).append("\n");
+        passToServiceListener(stringBufferFromWifi);
+
+    }
 }

app/src/main/java/com/example/ueberwachungssystem/Detection/MicrophoneDetector.java

@@ -2,24 +2,16 @@ package com.example.ueberwachungssystem.Detection;
 
 import static java.lang.Math.*;
 
-import android.Manifest;
 import android.annotation.SuppressLint;
-import android.app.Activity;
 import android.content.Context;
-import android.content.pm.PackageManager;
 import android.media.AudioFormat;
 import android.media.AudioRecord;
 import android.media.MediaRecorder;
 import android.os.AsyncTask;
 import android.util.Log;
 
-import androidx.core.app.ActivityCompat;
-import androidx.core.content.ContextCompat;
-
 import com.example.ueberwachungssystem.Detection.Signalverarbeitung.Complex;
 import com.example.ueberwachungssystem.Detection.Signalverarbeitung.FFT;
-import com.example.ueberwachungssystem.Detection.DetectionReport;
-import com.example.ueberwachungssystem.Detection.Detector;
 
 public class MicrophoneDetector extends Detector {
     /**
@@ -28,11 +20,9 @@ public class MicrophoneDetector extends Detector {
      * @param context
      */
 
-    private static final int RECHTEANFORDERUNG_MIKROFON = 1;
-
     private AufnahmeTask aufnahmeTask;
     public boolean armed = false;
-    public int Schwellwert_Alarm = 100;
+    public int schwellwertAlarm = 100;
     private Context context;
 
     public MicrophoneDetector(Context context) {
@@ -58,12 +48,17 @@ public class MicrophoneDetector extends Detector {
         private final int sampleRateInHz = 44100;
         private final int channelConfig = AudioFormat.CHANNEL_IN_MONO;
         private final int audioFormat = AudioFormat.ENCODING_PCM_16BIT;
+
+        private final int startDelay = 20000;
+        private final int threadSleeptime = 10;
         private int minPufferGroesseInBytes;
         private int pufferGroesseInBytes;
         private RingPuffer ringPuffer = new RingPuffer(10);
         private float kalibierWert;
         private com.example.ueberwachungssystem.Detection.DetectionReport detectionReport;
 
+
+
         @SuppressLint("MissingPermission")
         AufnahmeTask() {
             minPufferGroesseInBytes = AudioRecord.getMinBufferSize(sampleRateInHz, channelConfig, audioFormat);
@@ -112,8 +107,6 @@ public class MicrophoneDetector extends Detector {
 
             Log.d("0","Konfiguration: "+ s);
 
-            int pufferGroesseInAnzahlAbtastwerten = pufferGroesseInBytes / anzahlBytesProAbtastwert;
-
         }
 
         @Override
@@ -129,7 +122,7 @@ public class MicrophoneDetector extends Detector {
 
             //Kalibrierung
             try {
-                Thread.sleep(3000); // Time to lay down the phone
+                Thread.sleep(startDelay); // Time to lay down the phone
             } catch (InterruptedException e) {
                 e.printStackTrace();
             }
@@ -139,7 +132,7 @@ public class MicrophoneDetector extends Detector {
                 Verarbeitungsergebnis kalibrierErgebnis = verarbeiten(puffer, n);
                 kalibierWert += kalibrierErgebnis.maxAmp;
                 try {
-                    Thread.sleep(50);
+                    Thread.sleep(threadSleeptime);
                 } catch (InterruptedException e) {
                     e.printStackTrace();
                 }
@@ -193,7 +186,7 @@ public class MicrophoneDetector extends Detector {
                     publishProgress(ergebnis);
 
                     try {
-                        Thread.sleep(10);
+                        Thread.sleep(threadSleeptime);
                     } catch (InterruptedException e) {
                         e.printStackTrace();
                     }
@@ -221,7 +214,7 @@ public class MicrophoneDetector extends Detector {
 
                 ringPuffer.hinzufuegen(max);
                 maxAmp = ringPuffer.maximum();
-                if (maxAmp <= Schwellwert_Alarm+kalibierWert) {
+                if (maxAmp <= schwellwertAlarm + kalibierWert) {
                     armed = true;
                 }
             }
@@ -234,10 +227,10 @@ public class MicrophoneDetector extends Detector {
             super.onProgressUpdate(progress);
             float maxAmpPrint = round(20*log10(abs(progress[0].maxAmp/1.0)));
             float kalibierWertPrint = round(20*log10(abs(kalibierWert)));
-            Log.d("0","VR, Max, Kal:" + progress[0].verarbeitungsrate + ", " + maxAmpPrint
+            Log.d("alarmAudio","VR: " + progress[0].verarbeitungsrate + ", Amp: " + maxAmpPrint
-            + " dB, " + kalibierWertPrint + " dB");
+            + " dB, Kal: " + kalibierWertPrint + " dB");
 
-            if (progress[0].maxAmp >= Schwellwert_Alarm+kalibierWert && armed == true) {
+            if (progress[0].maxAmp >= schwellwertAlarm + kalibierWert && armed == true) {
                 armed = false;
                 detectionReport = new DetectionReport(true, "Audio", maxAmpPrint);
                 reportViolation("Audio", maxAmpPrint);
@@ -359,16 +352,6 @@ public class MicrophoneDetector extends Detector {
             this.wichtungAlterWert = 1 - this.wichtungNeuerWert;
         }
 
-        float MittelwertPuffer(short[] puffer) {
-
-            for (int i = 0; i < puffer.length; i++) {
-                mittelwert = Math.abs(puffer[i]);
-            }
-            mittelwert = mittelwert/puffer.length;
-
-            return mittelwert;
-        }
-
         float mittel(float wert) {
             if (istMittelwertGesetzt) {
                 mittelwert = wert * wichtungNeuerWert + mittelwert * wichtungAlterWert;

app/src/main/java/com/example/ueberwachungssystem/Detection/VideoDetector.java

@@ -42,8 +42,6 @@ import java.util.concurrent.ExecutionException;
 
 /**
  * Video Detector inherits some methods from abstract Detector class (more info there)
- * USE FROM MAIN ACTIVITY:
- * VideoDetector vd = new VideoDetector(this);
  * */
 
 
@@ -175,7 +173,10 @@ public class VideoDetector extends Detector {
     public void stopDetection() {
         if (!isDetecting || imageAnalysis == null)
             return;
-        cameraProvider.unbind(imageAnalysis);
+        if (!isRecording)
+            cameraProvider.unbindAll();
+        else
+            cameraProvider.unbind(imageAnalysis);
         isDetecting = false;
         allowReportViolation = false;
     }
@@ -187,7 +188,11 @@ public class VideoDetector extends Detector {
             return;
 
         videoCapture.stopRecording();
-        cameraProvider.unbind(videoCapture);
+
+        if (!isDetecting())
+            cameraProvider.unbindAll();
+        else
+            cameraProvider.unbind(videoCapture);
         isRecording = false;
     }
 
@@ -219,10 +224,10 @@ public class VideoDetector extends Detector {
 
                 int n = OpenCVHelper.countNonZeroPixels(processed);
                 int pixelCount = image.getWidth() * image.getHeight();
-                float percentChanged = (float) n / pixelCount;
+                float percentChanged = ((float) n / pixelCount) * 100;
 
                 // Violation Condition
-                if (percentChanged * 100 > ALARM_THRESHOLD) {
+                if (percentChanged> ALARM_THRESHOLD) {
                     if (allowReportViolation)
                         reportViolation("Video", percentChanged);
                 }
@@ -310,7 +315,7 @@ public class VideoDetector extends Detector {
 
     /** Start delay until Violation Report is allowed */
     private void startViolationTimer(float setupTime) {
-        new CountDownTimer((long) (START_DELAY), 100) {
+        new CountDownTimer((long) (setupTime), 100) {
             @Override
             public void onTick(long millisUntilFinished) {
             }

app/src/main/java/com/example/ueberwachungssystem/Fragments/Fragment1.java

@@ -0,0 +1,48 @@
+package com.example.ueberwachungssystem.Fragments;
+
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import androidx.fragment.app.Fragment;
+
+import com.example.ueberwachungssystem.R;
+
+public class Fragment1 extends Fragment {
+    private String text;
+    private final static String KEY_TEXT = "KEY_TEXT";
+
+    private void log(String nachricht) {
+        Log.d(this.getClass().getSimpleName(), nachricht);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle bundle) {
+        log("onCreateView");
+        View view = inflater.inflate(R.layout.fragment1, container, false);
+        TextView Sensor = (TextView) view.findViewById(R.id.Sensor);
+        Sensor.setText(text);
+        return view;
+    }
+    public static Fragment1 erstellen(String text) {
+        Fragment1 fragment = new Fragment1();
+        Bundle b = new Bundle();
+        b.putString(KEY_TEXT, text);
+        fragment.setArguments(b);
+        return fragment;
+    }
+    @Override
+    public void onCreate(Bundle bundle) {
+        super .onCreate(bundle);
+        Bundle args = getArguments();
+        if (args != null ) {
+            text = args.getString(KEY_TEXT);
+            log("onCreate: text=" + text);
+        } else {
+            log("onCreate");
+        }
+    }
+}

app/src/main/java/com/example/ueberwachungssystem/Fragments/Fragment2.java

@@ -0,0 +1,46 @@
+package com.example.ueberwachungssystem.Fragments;
+
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import androidx.fragment.app.Fragment;
+
+import com.example.ueberwachungssystem.R;
+
+public class Fragment2 extends Fragment {
+    private String text;
+    private final static String KEY_TEXT = "KEY_TEXT" ;
+    private void log(String nachricht) {
+        Log.d(this.getClass().getSimpleName(), nachricht);
+    }
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle bundle) {
+        log( "onCreateView" );
+        View view = inflater.inflate(R.layout.fragment2, container, false );
+        TextView Sensor = (TextView) view.findViewById(R.id.Sensor);
+        Sensor.setText(text);
+        return view;
+    }
+    public static Fragment2 erstellen(String text) {
+        Fragment2 fragment = new Fragment2();
+        Bundle b = new Bundle();
+        b.putString(KEY_TEXT, text);
+        fragment.setArguments(b);
+        return fragment;
+    }
+    @Override
+    public void onCreate(Bundle bundle) {
+        super.onCreate(bundle);
+        Bundle args = getArguments();
+        if (args != null) {
+            text = args.getString(KEY_TEXT);
+            log("onCreate: text=" + text);
+        } else {
+            log("onCreate");
+        }
+    }
+}

app/src/main/java/com/example/ueberwachungssystem/Fragments/Fragment3.java

@@ -0,0 +1,46 @@
+package com.example.ueberwachungssystem.Fragments;
+
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import androidx.fragment.app.Fragment;
+
+import com.example.ueberwachungssystem.R;
+
+public class Fragment3 extends Fragment {
+    private String text;
+    private final static String KEY_TEXT = "KEY_TEXT" ;
+    private void log(String nachricht) {
+        Log.d(this.getClass().getSimpleName(), nachricht);
+    }
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle bundle) {
+        log( "onCreateView" );
+        View view = inflater.inflate(R.layout.fragment2, container, false );
+        TextView Sensor = (TextView) view.findViewById(R.id.Sensor);
+        Sensor.setText(text);
+        return view;
+    }
+    public static Fragment3 erstellen(String text) {
+        Fragment3 fragment = new Fragment3();
+        Bundle b = new Bundle();
+        b.putString(KEY_TEXT, text);
+        fragment.setArguments(b);
+        return fragment;
+    }
+    @Override
+    public void onCreate(Bundle bundle) {
+        super.onCreate(bundle);
+        Bundle args = getArguments();
+        if (args != null) {
+            text = args.getString(KEY_TEXT);
+            log("onCreate: text=" + text);
+        } else {
+            log("onCreate");
+        }
+    }
+}

app/src/main/java/com/example/ueberwachungssystem/Logger/Logger.java

@@ -0,0 +1,44 @@
+package com.example.ueberwachungssystem.Logger;
+
+import android.util.Log;
+import android.widget.TextView;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
+public class Logger {
+    private TextView textView;
+    private StringBuffer sb = new StringBuffer();
+    private String tag;
+
+    public Logger(String tag, TextView textView, String logInitText)  {
+        this.tag = tag;
+        this.textView = textView;
+        sb.append(logInitText);
+    }
+
+    public void log(String s)  {
+        Log.d(tag, s);
+        sb.append(s).append("\n");
+        if (textView != null) {
+            textView.setText(sb.toString());
+        }
+    }
+
+    public void log(Exception e)  {
+        StringWriter sw = new StringWriter();
+        e.printStackTrace(new PrintWriter(sw));
+        log(sw.toString());
+    }
+
+    public void clearLog()  {
+        sb.setLength(0);
+        if (textView != null) {
+            textView.setText("");
+        }
+    }
+
+    public String getLoggedText()  {
+        return sb.toString();
+    }
+}

app/src/main/java/com/example/ueberwachungssystem/MainActivity.java

@@ -3,11 +3,16 @@ package com.example.ueberwachungssystem;
 import static android.content.ContentValues.TAG;
 
 import android.annotation.SuppressLint;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.ServiceConnection;
 import android.net.wifi.WifiInfo;
 import android.net.wifi.WifiManager;
 import android.net.wifi.WifiInfo;
 import android.net.wifi.WifiManager;
 import android.os.Bundle;
+import android.os.IBinder;
 import android.util.Log;
 import android.view.MenuItem;
 import android.widget.Toast;
@@ -18,13 +23,19 @@ import android.widget.Button;
 import android.widget.TextView;
 import android.widget.Toast;
 
+import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.camera.core.ExperimentalGetImage;
+
+import com.example.ueberwachungssystem.Detection.DetectionReport;
+import com.example.ueberwachungssystem.Detection.DetectorService;
+
 import java.net.InetAddress;
 import java.net.UnknownHostException;
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
 
-@SuppressLint("SetTextI18n")
+@ExperimentalGetImage
 public class MainActivity extends AppCompatActivity {
 
     WifiCommunication communication;
@@ -32,20 +43,47 @@ public class MainActivity extends AppCompatActivity {
     boolean communicationRunning = true;
     TextView textview1;
 
+    private DetectorService detectorService = new DetectorService();
+
         @Override
         protected void onCreate(Bundle savedInstanceState) {
             super.onCreate(savedInstanceState);
             setContentView(R.layout.activity_main);
-            textview1 = findViewById(R.id.textView1);
 
-            Button button1 = findViewById(R.id.buttonSend);
+            Intent serviceIntent = new Intent(this, DetectorService.class);
-            button1.setOnClickListener(new View.OnClickListener() {
+            bindService(serviceIntent, serviceConnection, Context.BIND_AUTO_CREATE);
+            startService(serviceIntent);
+            //textview1 = findViewById(R.id.textView1);
+
+            //Button button1 = findViewById(R.id.buttonSend);
+            /*button1.setOnClickListener(new View.OnClickListener() {
                 @Override
                 public void onClick(View v) {
                     communication.sendTrue("Testmessage");
                 }
-            });
+            });*/
         }
+
+        private ServiceConnection serviceConnection = new ServiceConnection() {
+            @Override
+            public void onServiceConnected(ComponentName name, IBinder service) {
+                DetectorService.ServiceBinder binder = (DetectorService.ServiceBinder) service;
+                detectorService = binder.getBoundService();
+
+                detectorService.setOnDetectionListener(new DetectorService.OnDetectionListener() {
+                    @Override
+                    public void onDetection(StringBuffer stringBuffer) {
+                        //textview für oli
+                        Log.d("Debugger", stringBuffer.toString());
+                    }
+                });
+            }
+
+            @Override
+            public void onServiceDisconnected(ComponentName name) {
+
+            }
+        };
     @Override
     protected void onResume() {
         super.onResume();
@@ -78,7 +116,7 @@ public class MainActivity extends AppCompatActivity {
         getMenuInflater().inflate(R.menu.options_menu, menu);
         return true;
     }
-    public boolean onOptionsItemSelected(MenuItem item) {
+    /*public boolean onOptionsItemSelected(MenuItem item) {
         Toast.makeText(this, "Selected Item: " + item.getTitle(), Toast.LENGTH_SHORT).show();
         PopUpClass popUpClass;
         switch (item.getItemId()) {
@@ -100,6 +138,7 @@ public class MainActivity extends AppCompatActivity {
             default:
                 return super.onOptionsItemSelected(item);
         }
-    }
+    }*/
+
 }
 

app/src/main/res/layout-land/activity_main_land.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+</LinearLayout>

app/src/main/res/layout/activity_main.xml

@@ -38,16 +38,4 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content" />
 
-    <TextView
-        android:id="@+id/textView1"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:text="TextView" />
-
-    <Button
-        android:id="@+id/buttonSend"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:text="Button" />
-
 </LinearLayout>

app/src/main/res/layout/fragment1.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:gravity="center_horizontal"
+    android:orientation="vertical"
+    android:background="@android:color/holo_green_light">
+
+    <TextView
+        android:id="@+id/Sensor"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:textAppearance="?android:attr/textAppearanceLarge"/>
+
+    <TextView
+        android:id="@+id/Alarm"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/Sensor"
+        android:textAppearance="?android:attr/textAppearanceLarge"/>
+
+</RelativeLayout>

app/src/main/res/layout/fragment2.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:gravity="center_horizontal"
+    android:orientation="vertical"
+    android:background="@android:color/holo_blue_light" >
+
+    <TextView
+        android:id="@+id/Sensor"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:textAppearance="?android:attr/textAppearanceLarge"/>
+
+    <TextView
+        android:id="@+id/Alarm"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/Sensor"
+        android:textAppearance="?android:attr/textAppearanceLarge"/>
+
+</LinearLayout>

app/src/main/res/layout/fragment3.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:gravity="center_horizontal"
+    android:orientation="vertical"
+    android:background="@android:color/holo_blue_light" >
+
+    <TextView
+        android:id="@+id/Sensor"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:textAppearance="?android:attr/textAppearanceLarge"/>
+
+    <TextView
+        android:id="@+id/Alarm"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/Sensor"
+        android:textAppearance="?android:attr/textAppearanceLarge"/>
+
+</LinearLayout>

gradle/wrapper/gradle-wrapper.properties

@@ -1,4 +1,4 @@
-#Thu May 11 15:04:30 CEST 2023
+#Thu May 11 15:19:24 CEST 2023
 distributionBase=GRADLE_USER_HOME
 distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
 distributionPath=wrapper/dists