added custom background option

app/src/main/AndroidManifest.xml

@@ -4,6 +4,9 @@
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.VIBRATE"/>
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission."/>
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"

app/src/main/java/de/jg_cody/Teraplex/MainActivity.java

@@ -2,14 +2,21 @@ package de.jg_cody.Teraplex;
 
 import android.app.Activity;
 import android.app.AlertDialog;
+import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.res.Configuration;
 import android.content.res.Resources;
+import android.database.Cursor;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
+import android.graphics.RectF;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
+import android.provider.MediaStore;
 import android.text.SpannableString;
 import android.text.style.ForegroundColorSpan;
 import android.util.Log;
@@ -17,8 +24,10 @@ import android.util.TypedValue;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
+import android.widget.ImageView;
 import android.widget.Toast;
 
+import androidx.annotation.RequiresApi;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
 import androidx.drawerlayout.widget.DrawerLayout;
@@ -31,6 +40,10 @@ import androidx.navigation.ui.NavigationUI;
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
 import com.google.android.material.navigation.NavigationView;
 
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Base64;
 import java.util.Locale;
 
 import de.jg_cody.Teraplex.ui.Credits.CreditsFragment;
@@ -40,7 +53,7 @@ import de.jg_cody.Teraplex.ui.home.HomeFragment;
 
 
 public class MainActivity extends AppCompatActivity implements AddButtonDialog.AddButtonDialogListener {
-
+    public static int RESULT_LOAD_IMAGE = 0;
     private AppBarConfiguration mAppBarConfiguration;
 
     @Override
@@ -188,6 +201,13 @@ public class MainActivity extends AppCompatActivity implements AddButtonDialog.A
         startActivity(in);
     }
 
+    public void menurighttoplogout(MenuItem i) {
+        Toast.makeText(this, "LOGOUT", Toast.LENGTH_LONG).show();
+        getSharedPreferences("appsettings", Context.MODE_PRIVATE).edit().remove("ip").remove("user").remove("password").commit();
+        startActivity(getIntent());
+        finish();
+    }
+
     public void menurighttopschliessen(MenuItem i) {
         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
             finishAffinity();
@@ -195,6 +215,7 @@ public class MainActivity extends AppCompatActivity implements AddButtonDialog.A
             finishAndRemoveTask();
         }
     }
+
     private void showChooseElement() {
         final String[] listItems = {"SINGLE BUTTON", "DOUBLE BUTTON", "OPTION3"};
         AlertDialog.Builder mBuilder = new AlertDialog.Builder(MainActivity.this);
@@ -216,4 +237,81 @@ public class MainActivity extends AppCompatActivity implements AddButtonDialog.A
         mDialog.show();
     }
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        if (requestCode == RESULT_LOAD_IMAGE && resultCode == RESULT_OK && null != data) {
+            Uri selectedImage = data.getData();
+            String[] filePathColumn = {MediaStore.Images.Media.DATA};
+            Cursor cursor = getContentResolver().query(selectedImage,
+                    filePathColumn, null, null, null);
+            cursor.moveToFirst();
+            int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
+            String picturePath = cursor.getString(columnIndex);
+            cursor.close();
+            // String picturePath contains the path of selected Image
+            try {
+                InputStream Background= getContentResolver().openInputStream(selectedImage);
+                ByteArrayOutputStream bOut = new ByteArrayOutputStream();
+                int len;
+                byte[] buf = new byte[1024];
+                while((len = Background.read(buf)) > 0) {
+                    bOut.write(buf, 0, len);
+                }
+                Background.close();
+                SharedPreferences p = getSharedPreferences("appsettings", Context.MODE_PRIVATE);
+                p.edit().putString("Background", Base64.getEncoder().encodeToString(bOut.toByteArray())).apply();
+                loadBackground();
+                startActivity(getIntent());
+                finish();
+
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+
+    }
+    @RequiresApi(api = Build.VERSION_CODES.O)
+    private void loadBackground() {
+        SharedPreferences p = getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
+        String Background = p.getString("Background", null);
+        ImageView I = findViewById(R.id.Background);
+        byte[] BA = Base64.getDecoder().decode(Background);
+        I.setImageBitmap(BitmapFactory.decodeByteArray(BA, 0, BA.length));
+
+    }
+    public static int getScreenWidth() {
+        return Resources.getSystem().getDisplayMetrics().widthPixels;
+    }
+
+    public static int getScreenHeight() {
+        return Resources.getSystem().getDisplayMetrics().heightPixels;
+    }
+    public static Bitmap scaleCenterCrop(Bitmap source, int newHeight,
+                                                int newWidth) {
+        int sourceWidth = source.getWidth();
+        int sourceHeight = source.getHeight();
+
+        float xScale = (float) newWidth / sourceWidth;
+        float yScale = (float) newHeight / sourceHeight;
+        float scale = Math.max(xScale, yScale);
+
+        // Now get the size of the source bitmap when scaled
+        float scaledWidth = scale * sourceWidth;
+        float scaledHeight = scale * sourceHeight;
+
+        float left = (newWidth - scaledWidth) / 2;
+        float top = (newHeight - scaledHeight) / 2;
+
+        RectF targetRect = new RectF(left, top, left + scaledWidth, top
+                + scaledHeight);//from ww w  .j a va 2s. co m
+
+        Bitmap dest = Bitmap.createBitmap(newWidth, newHeight,
+                source.getConfig());
+        Canvas canvas = new Canvas(dest);
+        canvas.drawBitmap(source, null, targetRect, null);
+
+        return dest;
+    }
 }

app/src/main/java/de/jg_cody/Teraplex/ui/Credits/CreditsFragment.java

@@ -1,26 +1,44 @@
 package de.jg_cody.Teraplex.ui.Credits;
 
+import android.app.Activity;
+import android.content.SharedPreferences;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageView;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.ViewModelProvider;
 
+import java.util.Base64;
+
+import de.jg_cody.Teraplex.MainActivity;
 import de.jg_cody.Teraplex.R;
 
 public class CreditsFragment extends Fragment {
 
     private CreditsViewModel creditsViewModel;
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
     public View onCreateView(@NonNull LayoutInflater inflater,
                              ViewGroup container, Bundle savedInstanceState) {
         creditsViewModel =
                 new ViewModelProvider(this).get(CreditsViewModel.class);
         View root = inflater.inflate(R.layout.fragment_credits, container, false);
-
+        SharedPreferences p = getContext().getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
+        String Background = p.getString("Background", null);
+        if (Background != null) {
+            ImageView I = root.findViewById(R.id.Background);
+            byte[] BA = Base64.getDecoder().decode(Background);
+            I.setImageDrawable(new BitmapDrawable(getResources(), MainActivity.scaleCenterCrop(BitmapFactory.decodeByteArray(BA, 0, BA.length), MainActivity.getScreenHeight(), MainActivity.getScreenWidth())));
+            I.setScaleType(ImageView.ScaleType.CENTER_CROP);
+        }
         return root;
     }
 }

app/src/main/java/de/jg_cody/Teraplex/ui/Einstellungen/EinstellungenFragment.java

@@ -1,25 +1,34 @@
 package de.jg_cody.Teraplex.ui.Einstellungen;
 
+import android.app.Activity;
 import android.app.AlertDialog;
 import android.content.Context;
 import android.content.DialogInterface;
+import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.res.Configuration;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
+import android.widget.ImageView;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.ViewModelProvider;
 
 import com.rarepebble.colorpicker.ColorPickerView;
 
+import java.util.Base64;
 import java.util.Locale;
 
+import de.jg_cody.Teraplex.MainActivity;
 import de.jg_cody.Teraplex.R;
 
 import static android.content.Context.MODE_PRIVATE;
@@ -29,11 +38,20 @@ public class EinstellungenFragment extends Fragment {
     private EinstellungenViewModel einstellungenViewModel;
     Button button_colorpicker;
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
     public View onCreateView(@NonNull LayoutInflater inflater,
                              ViewGroup container, Bundle savedInstanceState) {
         einstellungenViewModel =
                 new ViewModelProvider(this).get(EinstellungenViewModel.class);
         View root = inflater.inflate(R.layout.fragment_einstellungen, container, false);
+        SharedPreferences p = getContext().getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
+        String Background = p.getString("Background", null);
+        if (Background != null) {
+            ImageView I = root.findViewById(R.id.Background);
+            byte[] BA = Base64.getDecoder().decode(Background);
+            I.setImageDrawable(new BitmapDrawable(getResources(), MainActivity.scaleCenterCrop(BitmapFactory.decodeByteArray(BA, 0, BA.length), MainActivity.getScreenHeight(), MainActivity.getScreenWidth())));
+            I.setScaleType(ImageView.ScaleType.CENTER_CROP);
+        }
         button_colorpicker = (Button) root.findViewById(R.id.button_colorpicker);
         button_colorpicker.setOnClickListener(new View.OnClickListener() {
             @Override
@@ -91,6 +109,16 @@ public class EinstellungenFragment extends Fragment {
             }
 
         });
+        Button choose_background = root.findViewById(R.id.button_pickimage);
+        choose_background.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent i = new Intent(
+                        Intent.ACTION_PICK, android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
+                getActivity().startActivityForResult(i, MainActivity.RESULT_LOAD_IMAGE);
+
+            }
+        });
 
 
         return root;

app/src/main/java/de/jg_cody/Teraplex/ui/Flur/FlurFragment.java

@@ -1,22 +1,15 @@
 package de.jg_cody.Teraplex.ui.Flur;
 
+import android.app.Activity;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-
-import androidx.annotation.NonNull;
-import androidx.fragment.app.Fragment;
-import androidx.lifecycle.ViewModelProvider;
-
-import de.jg_cody.Teraplex.ActivityCricketers;
-import de.jg_cody.Teraplex.Cricketer;
-import de.jg_cody.Teraplex.R;
-
-
-import androidx.appcompat.widget.AppCompatSpinner;
-
-import android.content.Intent;
 import android.widget.ArrayAdapter;
 import android.widget.Button;
 import android.widget.EditText;
@@ -24,9 +17,21 @@ import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.Toast;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
+import androidx.appcompat.widget.AppCompatSpinner;
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.ViewModelProvider;
+
 import java.util.ArrayList;
+import java.util.Base64;
 import java.util.List;
 
+import de.jg_cody.Teraplex.ActivityCricketers;
+import de.jg_cody.Teraplex.Cricketer;
+import de.jg_cody.Teraplex.MainActivity;
+import de.jg_cody.Teraplex.R;
+
 
 public class FlurFragment extends Fragment implements View.OnClickListener {
 
@@ -39,11 +44,20 @@ public class FlurFragment extends Fragment implements View.OnClickListener {
     List<String> teamList = new ArrayList<>();
     ArrayList<Cricketer> cricketersList = new ArrayList<>();
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
     public View onCreateView(@NonNull LayoutInflater inflater,
                              ViewGroup container, Bundle savedInstanceState) {
         flurViewModel =
                 new ViewModelProvider(this).get(FlurViewModel.class);
         View root = inflater.inflate(R.layout.fragment_flur, container, false);
+        SharedPreferences p = getContext().getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
+        String Background = p.getString("Background", null);
+        if (Background != null) {
+            ImageView I = root.findViewById(R.id.Background);
+            byte[] BA = Base64.getDecoder().decode(Background);
+            I.setImageDrawable(new BitmapDrawable(getResources(), MainActivity.scaleCenterCrop(BitmapFactory.decodeByteArray(BA, 0, BA.length), MainActivity.getScreenHeight(), MainActivity.getScreenWidth())));
+            I.setScaleType(ImageView.ScaleType.CENTER_CROP);
+        }
 
         layoutList = root.findViewById(R.id.layout_list);
         buttonAdd = root.findViewById(R.id.button_add);

app/src/main/java/de/jg_cody/Teraplex/ui/Konsole/KonsoleFragment.java

@@ -1,19 +1,29 @@
 package de.jg_cody.Teraplex.ui.Konsole;
 
+import android.app.Activity;
 import android.app.AlertDialog;
 import android.content.DialogInterface;
+import android.content.SharedPreferences;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.EditText;
+import android.widget.ImageView;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.ViewModelProvider;
 
+import java.util.Base64;
+
+import de.jg_cody.Teraplex.MainActivity;
 import de.jg_cody.Teraplex.R;
 import de.jg_cody.Teraplex.SSH_connection;
 
@@ -32,11 +42,20 @@ public class KonsoleFragment extends Fragment {
 
     private KonsoleViewModel konsoleViewModel;
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
     public View onCreateView(@NonNull LayoutInflater inflater,
                              ViewGroup container, Bundle savedInstanceState) {
         konsoleViewModel =
                 new ViewModelProvider(this).get(KonsoleViewModel.class);
         View root = inflater.inflate(R.layout.fragment_konsole, container, false);
+        SharedPreferences p = getContext().getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
+        String Background = p.getString("Background", null);
+        if (Background != null) {
+            ImageView I = root.findViewById(R.id.Background);
+            byte[] BA = Base64.getDecoder().decode(Background);
+            I.setImageDrawable(new BitmapDrawable(getResources(), MainActivity.scaleCenterCrop(BitmapFactory.decodeByteArray(BA, 0, BA.length), MainActivity.getScreenHeight(), MainActivity.getScreenWidth())));
+            I.setScaleType(ImageView.ScaleType.CENTER_CROP);
+        }
         befehlInput = (EditText) root.findViewById(R.id.befehlInput);
         SendCommandButton = (Button) root.findViewById(R.id.SendCommandButton);
         SendCommandButton.setOnClickListener(new View.OnClickListener() {

app/src/main/java/de/jg_cody/Teraplex/ui/Schlafzimmer/SchlafzimmerFragment.java

@@ -1,21 +1,30 @@
 package de.jg_cody.Teraplex.ui.Schlafzimmer;
 
+import android.app.Activity;
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
+import android.widget.ImageView;
 import android.widget.TextView;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.annotation.RequiresApi;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
 
+import java.util.Base64;
+
+import de.jg_cody.Teraplex.MainActivity;
 import de.jg_cody.Teraplex.R;
 import de.jg_cody.Teraplex.SSH_connection;
 
@@ -32,6 +41,7 @@ public class SchlafzimmerFragment extends Fragment {
 
     private SchlafzimmerViewModel schlafzimmerViewModel;
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
     public View onCreateView(@NonNull LayoutInflater inflater,
                              ViewGroup container, Bundle savedInstanceState) {
         SharedPreferences prefs = getContext().getSharedPreferences("appsettings", Context.MODE_PRIVATE);
@@ -42,6 +52,14 @@ public class SchlafzimmerFragment extends Fragment {
         schlafzimmerViewModel =
                 new ViewModelProvider(this).get(SchlafzimmerViewModel.class);
         View root = inflater.inflate(R.layout.fragment_schlafzimmer, container, false);
+        SharedPreferences p = getContext().getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
+        String Background = p.getString("Background", null);
+        if (Background != null) {
+            ImageView I = root.findViewById(R.id.Background);
+            byte[] BA = Base64.getDecoder().decode(Background);
+            I.setImageDrawable(new BitmapDrawable(getResources(), MainActivity.scaleCenterCrop(BitmapFactory.decodeByteArray(BA, 0, BA.length), MainActivity.getScreenHeight(), MainActivity.getScreenWidth())));
+            I.setScaleType(ImageView.ScaleType.CENTER_CROP);
+        }
         final TextView textView = root.findViewById(R.id.text_schlafzimmer);
         schlafzimmerViewModel.getText().observe(getViewLifecycleOwner(), new Observer<String>() {
             @Override

app/src/main/java/de/jg_cody/Teraplex/ui/home/HomeFragment.java

@@ -1,20 +1,29 @@
 package de.jg_cody.Teraplex.ui.home;
 
+import android.app.Activity;
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.EditText;
+import android.widget.ImageView;
 import android.widget.TextView;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.ViewModelProvider;
 
+import java.util.Base64;
+
+import de.jg_cody.Teraplex.MainActivity;
 import de.jg_cody.Teraplex.R;
 import de.jg_cody.Teraplex.SSH_connection;
 
@@ -34,6 +43,7 @@ public class HomeFragment extends Fragment {
 
     private HomeViewModel homeViewModel;
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
     public View onCreateView(@NonNull LayoutInflater inflater,
                              ViewGroup container, Bundle savedInstanceState) {
         SharedPreferences prefs = getContext().getSharedPreferences("appsettings", Context.MODE_PRIVATE);
@@ -44,6 +54,14 @@ public class HomeFragment extends Fragment {
         homeViewModel =
                 new ViewModelProvider(this).get(HomeViewModel.class);
         View root = inflater.inflate(R.layout.fragment_home, container, false);
+        SharedPreferences p = getContext().getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
+        String Background = p.getString("Background", null);
+        if (Background != null) {
+            ImageView I = root.findViewById(R.id.Background);
+            byte[] BA = Base64.getDecoder().decode(Background);
+            I.setImageDrawable(new BitmapDrawable(getResources(), MainActivity.scaleCenterCrop(BitmapFactory.decodeByteArray(BA, 0, BA.length), MainActivity.getScreenHeight(), MainActivity.getScreenWidth())));
+            I.setScaleType(ImageView.ScaleType.CENTER_CROP);
+        }
         final TextView textView = root.findViewById(R.id.text_home);
         final TextView login_data = root.findViewById(R.id.login_data);
         if (user == null || ip == null) {

app/src/main/java/de/jg_cody/Teraplex/ui/kueche/KuecheFragment.java

@@ -1,28 +1,47 @@
 package de.jg_cody.Teraplex.ui.kueche;
 
+import android.app.Activity;
+import android.content.SharedPreferences;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageView;
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.annotation.RequiresApi;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
 
+import java.util.Base64;
+
+import de.jg_cody.Teraplex.MainActivity;
 import de.jg_cody.Teraplex.R;
 
 public class KuecheFragment extends Fragment {
 
     private KuecheViewModel kuecheViewModel;
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
     public View onCreateView(@NonNull LayoutInflater inflater,
                              ViewGroup container, Bundle savedInstanceState) {
         kuecheViewModel =
                 new ViewModelProvider(this).get(KuecheViewModel.class);
         View root = inflater.inflate(R.layout.fragment_kueche, container, false);
+        SharedPreferences p = getContext().getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
+        String Background = p.getString("Background", null);
+        if (Background != null) {
+            ImageView I = root.findViewById(R.id.Background);
+            byte[] BA = Base64.getDecoder().decode(Background);
+            I.setImageDrawable(new BitmapDrawable(getResources(), MainActivity.scaleCenterCrop(BitmapFactory.decodeByteArray(BA, 0, BA.length), MainActivity.getScreenHeight(), MainActivity.getScreenWidth())));
+            I.setScaleType(ImageView.ScaleType.CENTER_CROP);
+        }
         final TextView textView = root.findViewById(R.id.text_kueche);
         kuecheViewModel.getText().observe(getViewLifecycleOwner(), new Observer<String>() {
             @Override

app/src/main/java/de/jg_cody/Teraplex/ui/zeitsteuerung/ZeitsteuerungFragment.java

@@ -1,15 +1,25 @@
 package de.jg_cody.Teraplex.ui.zeitsteuerung;
 
+import android.app.Activity;
+import android.content.SharedPreferences;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageView;
 import android.widget.TimePicker;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.ViewModelProvider;
 
+import java.util.Base64;
+
+import de.jg_cody.Teraplex.MainActivity;
 import de.jg_cody.Teraplex.R;
 
 public class ZeitsteuerungFragment extends Fragment {
@@ -17,11 +27,20 @@ public class ZeitsteuerungFragment extends Fragment {
     private ZeitsteuerungViewModel zeitsteuerungViewModel;
     TimePicker timePicker;
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
     public View onCreateView(@NonNull LayoutInflater inflater,
                              ViewGroup container, Bundle savedInstanceState) {
         zeitsteuerungViewModel =
                 new ViewModelProvider(this).get(ZeitsteuerungViewModel.class);
         View root = inflater.inflate(R.layout.fragment_zeitsteuerung, container, false);
+        SharedPreferences p = getContext().getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
+        String Background = p.getString("Background", null);
+        if (Background != null) {
+            ImageView I = root.findViewById(R.id.Background);
+            byte[] BA = Base64.getDecoder().decode(Background);
+            I.setImageDrawable(new BitmapDrawable(getResources(), MainActivity.scaleCenterCrop(BitmapFactory.decodeByteArray(BA, 0, BA.length), MainActivity.getScreenHeight(), MainActivity.getScreenWidth())));
+            I.setScaleType(ImageView.ScaleType.CENTER_CROP);
+        }
         TimePicker timePicker = (TimePicker) root.findViewById(R.id.timePicker);
         timePicker.setIs24HourView(true);
         return root;

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

@@ -15,7 +15,7 @@
         android:src="@drawable/background"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.727"
+        app:layout_constraintHorizontal_bias="0.5"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
         app:layout_constraintVertical_bias="0.0" />
@@ -74,7 +74,7 @@
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="@+id/Background" />
+        app:layout_constraintTop_toTopOf="parent" />
 
     <TextView
         android:id="@+id/nightmode"
@@ -119,7 +119,7 @@
         app:layout_constraintTop_toBottomOf="@+id/sprache" />
 
     <Button
-        android:id="@+id/button_pickimage2"
+        android:id="@+id/button_pickimage"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:text="@string/button_hintergrund_wählen"

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

@@ -4,10 +4,21 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:background="@drawable/background"
     android:orientation="vertical"
     tools:context=".MainActivity">
 
+    <ImageView
+        android:id="@+id/Background"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:scaleType="centerCrop"
+        android:src="@drawable/background"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.5"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.0" />
 
     <Space
         android:layout_width="match_parent"

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

@@ -2,6 +2,8 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
+
+
     <TextView
         android:id="@+id/text_kueche"
         android:layout_width="match_parent"

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

@@ -7,7 +7,7 @@
     tools:context=".ui.home.HomeFragment">
 
     <ImageView
-        android:id="@+id/Background"
+        android:id="@+id/LoginBackground"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:src="@drawable/teraplex_login"

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

@@ -7,17 +7,5 @@
     android:layout_height="match_parent"
     tools:context=".ui.kueche.KuecheFragment">
 
-    <ImageView
-        android:id="@+id/Background"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:scaleType="centerCrop"
-        android:src="@drawable/background"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.0" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -7,19 +7,6 @@
     android:layout_height="match_parent"
     tools:context=".ui.Schlafzimmer.SchlafzimmerFragment">
 
-    <ImageView
-        android:id="@+id/Background"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:scaleType="centerCrop"
-        android:src="@drawable/background"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.0" />
-
     <Button
         android:id="@+id/schlafzimmeru3an"
         android:layout_width="wrap_content"

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

@@ -7,18 +7,6 @@
     android:layout_height="match_parent"
     tools:context=".ui.zeitsteuerung.ZeitsteuerungFragment">
 
-    <ImageView
-        android:id="@+id/Background"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:scaleType="centerCrop"
-        android:src="@drawable/background"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.0" />
 
     <EditText
         android:id="@+id/befehlInput2"

app/src/main/res/menu/main.xml

@@ -34,6 +34,7 @@
     <item
         android:id="@+id/logout"
         android:icon="@drawable/ic_menu_share"
+        android:onClick="menurighttoplogout"
         android:orderInCategory="100"
         android:title="@string/menu_logout"
         app:showAsAction="never" />