Minor code improvements

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

@@ -99,12 +99,8 @@ public class AddButtonDialogSingle extends DialogFragment {
         }
     }
 
-
-
     public interface AddButtonDialogListenerSingle {
         void applyTextsSingle(String name, String command, String button);
     }
 
-
-
 }

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

@@ -37,8 +37,6 @@ public class AddHeadlineDialog extends DialogFragment {
 
         editText_name = view.findViewById(R.id.dialogheadline_editText_name);
 
-
-
         builder.setView(view)
                 .setTitle(R.string.heading)
                 .setNegativeButton(R.string.cancel, (dialogInterface, i) -> {
@@ -89,12 +87,8 @@ public class AddHeadlineDialog extends DialogFragment {
         }
     }
 
-
-
     public interface AddHeadlineDialogListener {
         void applyTextsHeadline(String headline);
     }
 
-
-
 }

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

@@ -19,7 +19,6 @@ public class IntroActivity extends AppCompatActivity {
         show_logoanimation = p.getBoolean("Logoanimation", true);
         super.onCreate(savedInstanceState);
         if (show_logoanimation) {
-
             setContentView(R.layout.activity_intro);
             final Handler handler = new Handler(Looper.getMainLooper());
             handler.postDelayed(new Runnable() {
@@ -32,17 +31,10 @@ public class IntroActivity extends AppCompatActivity {
                 }
             }, 4000);
         } else {
-            final Handler handler = new Handler(Looper.getMainLooper());
-            handler.postDelayed(new Runnable() {
-                @Override
-                public void run() {
-                    //Do something after 100ms
             Intent m = new Intent(getApplicationContext(), MainActivity.class);
             m.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NO_ANIMATION);
             startActivity(m);
         }
-            }, 0);
-        }
     }
 
 

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

@@ -83,9 +83,6 @@ public class MainActivity extends AppCompatActivity {
     public static boolean editmode = false;
     public static boolean button_vibration = false;
 
-
-
-    EditText editText_name;
     int lastID = 6969;
 
     Map<String, MenuItem> tabitems = new HashMap<>();
@@ -95,21 +92,13 @@ public class MainActivity extends AppCompatActivity {
         super.onCreate(savedInstanceState);
         getWindow().addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
         getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
         getWindow().setStatusBarColor(Color.TRANSPARENT);
         getWindow().setNavigationBarColor(Color.BLUE);
-        }
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
             getWindow().setStatusBarContrastEnforced(false);
         }
         //getWindow().setBackgroundDrawableResource(R.drawable.toolbartop);
         getWindow().setBackgroundDrawable(new ColorDrawable(Color.BLACK));
-        if (savedInstanceState == null) {
-            /*getSupportFragmentManager().beginTransaction()
-                    .replace(android.R.id.content, new DemoPreferenceFragment())
-                    .commit();
-            NonDeveloperMessage.maybeShow(this);*/
-        }
         SharedPreferences p = getSharedPreferences("appsettings", Activity.MODE_PRIVATE);
         String Language = p.getString("Language", "");
         Locale locale = new Locale(Language);
@@ -196,7 +185,7 @@ public class MainActivity extends AppCompatActivity {
 
                 LayoutInflater inflater = getLayoutInflater();
                 View view = inflater.inflate(R.layout.addtabdialog, null);
-                editText_name = view.findViewById(R.id.dialogtab_editText_name);
+                EditText editText_name = view.findViewById(R.id.dialogtab_editText_name);
 
 
                 mBuilder.setView(view)
@@ -396,7 +385,7 @@ public class MainActivity extends AppCompatActivity {
             }
         });
         String tabsString = p.getString("tabs", null);
-        List<String> tabs = new ArrayList<String>();
+        List<String> tabs = new ArrayList<>();
         if (tabsString != null) {
             try {
                 JSONArray tabsArray = new JSONArray(tabsString);
@@ -434,20 +423,6 @@ public class MainActivity extends AppCompatActivity {
 
     }
 
-
-    /*static public class DemoPreferenceFragment extends PreferenceFragmentCompat {
-        @Override
-        public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
-            addPreferencesFromResource(R.xml.preferences);
-        }
-
-        @Override
-        public void onDisplayPreferenceDialog(Preference preference) {
-            if (preference instanceof ColorPreference) {
-                ((ColorPreference) preference).showDialog(this, 0);
-            } else super.onDisplayPreferenceDialog(preference);
-        }
-    }*/
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         // Inflate the menu; this adds items to the action bar if it is present.
@@ -558,12 +533,8 @@ public class MainActivity extends AppCompatActivity {
             assert vr != null;
             vr.vibrate(100);
         }
-        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
-            finishAffinity();
-        } else {
         finishAndRemoveTask();
     }
-    }
 
 
     @Override
@@ -602,8 +573,6 @@ public class MainActivity extends AppCompatActivity {
                 e.printStackTrace();
             }
         } else if (requestCode == CREATE_FILE && resultCode == RESULT_OK && null != data) {
-
-            data.getData();
             try {
                 ParcelFileDescriptor pfd = getContentResolver().
                         openFileDescriptor(data.getData(), "w");
@@ -625,19 +594,12 @@ public class MainActivity extends AppCompatActivity {
                 // Let the document provider know you're done by closing the stream.
                 fileOutputStream.close();
                 pfd.close();
-            } catch (FileNotFoundException e) {
+            } catch (IOException | JSONException e) {
                 e.printStackTrace();
-            } catch (IOException e) {
-                e.printStackTrace();
-            } catch (JSONException e) {
-
             }
 
-
         } else if (requestCode == PICK_PDF_FILE && resultCode == RESULT_OK && null != data) {
             try {
-
-
                 ParcelFileDescriptor pfd = getContentResolver().
                         openFileDescriptor(data.getData(), "r");
                 FileInputStream fileInputStream =
@@ -660,17 +622,9 @@ public class MainActivity extends AppCompatActivity {
                 sharedEditor.apply();
                 startActivity(getIntent());
                 finish();
-
+            } catch (IOException | JSONException e) {
-
-            } catch (FileNotFoundException e) {
-                e.printStackTrace();
-            } catch (IOException e) {
-                e.printStackTrace();
-            } catch (JSONException e) {
                 e.printStackTrace();
             }
-
-
         }
     }
 
@@ -680,7 +634,6 @@ public class MainActivity extends AppCompatActivity {
         ImageView I = findViewById(R.id.Background);
         byte[] BA = Base64.decode(Background, Base64.DEFAULT);
         I.setImageBitmap(BitmapFactory.decodeByteArray(BA, 0, BA.length));
-
     }
 
     public static int getScreenWidth() {