Remove RxMarkdown dependency from main module

9 files changed, 115 insertions, 443 deletions

diff --git a/app/build.gradle b/app/build.gradle
index 64fe62bc..e551e090 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -68,8 +68,6 @@ dependencies {
 
     // Markdown
     implementation project(path: ':markdown')
-    implementation 'com.yydcdut:markdown-processor:0.1.3'
-    implementation 'com.yydcdut:rxmarkdown-wrapper:0.1.3'
 
     // Android X
     implementation "androidx.appcompat:appcompat:1.2.0"
diff --git a/app/src/main/java/it/niedermann/owncloud/notes/edit/BaseNoteFragment.java b/app/src/main/java/it/niedermann/owncloud/notes/edit/BaseNoteFragment.java
index 8af07ee1..5a00e4fd 100644
--- a/app/src/main/java/it/niedermann/owncloud/notes/edit/BaseNoteFragment.java
+++ b/app/src/main/java/it/niedermann/owncloud/notes/edit/BaseNoteFragment.java
@@ -216,72 +216,71 @@ public abstract class BaseNoteFragment extends BrandedFragment implements Catego
      */
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
-        switch (item.getItemId()) {
-            case R.id.menu_cancel:
-                if (originalNote == null) {
-                    db.deleteNoteAndSync(ssoAccount, note.getId());
-                } else {
-                    db.updateNoteAndSync(ssoAccount, localAccount, originalNote, null, null);
-                }
-                listener.close();
-                return true;
-            case R.id.menu_delete:
+        int itemId = item.getItemId();
+        if (itemId == R.id.menu_cancel) {
+            if (originalNote == null) {
                 db.deleteNoteAndSync(ssoAccount, note.getId());
-                listener.close();
-                return true;
-            case R.id.menu_favorite:
-                db.toggleFavorite(ssoAccount, note, null);
-                listener.onNoteUpdated(note);
-                prepareFavoriteOption(item);
-                return true;
-            case R.id.menu_category:
-                showCategorySelector();
-                return true;
-            case R.id.menu_title:
-                showEditTitleDialog();
-                return true;
-            case R.id.menu_move:
-                AccountPickerDialogFragment.newInstance(note.getAccountId()).show(requireActivity().getSupportFragmentManager(), BaseNoteFragment.class.getSimpleName());
-                return true;
-            case R.id.menu_share:
-                ShareUtil.openShareDialog(requireContext(), note.getTitle(), note.getContent());
-                return false;
-            case MENU_ID_PIN:
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-                    ShortcutManager shortcutManager = requireActivity().getSystemService(ShortcutManager.class);
-
-                    if (shortcutManager != null) {
-                        if (shortcutManager.isRequestPinShortcutSupported()) {
-                            Intent intent = new Intent(getActivity(), EditNoteActivity.class);
-                            intent.putExtra(EditNoteActivity.PARAM_NOTE_ID, note.getId());
-                            intent.setAction(ACTION_SHORTCUT);
-
-                            ShortcutInfo pinShortcutInfo = new ShortcutInfo.Builder(getActivity(), note.getId() + "")
-                                    .setShortLabel(note.getTitle())
-                                    .setIcon(Icon.createWithResource(requireActivity().getApplicationContext(), note.isFavorite() ? R.drawable.ic_star_yellow_24dp : R.drawable.ic_star_grey_ccc_24dp))
-                                    .setIntent(intent)
-                                    .build();
-
-                            Intent pinnedShortcutCallbackIntent =
-                                    shortcutManager.createShortcutResultIntent(pinShortcutInfo);
-
-                            PendingIntent successCallback = PendingIntent.getBroadcast(getActivity(), /* request code */ 0,
-                                    pinnedShortcutCallbackIntent, /* flags */ 0);
-
-                            shortcutManager.requestPinShortcut(pinShortcutInfo,
-                                    successCallback.getIntentSender());
-                        } else {
-                            Log.i(TAG, "RequestPinShortcut is not supported");
-                        }
+            } else {
+                db.updateNoteAndSync(ssoAccount, localAccount, originalNote, null, null);
+            }
+            listener.close();
+            return true;
+        } else if (itemId == R.id.menu_delete) {
+            db.deleteNoteAndSync(ssoAccount, note.getId());
+            listener.close();
+            return true;
+        } else if (itemId == R.id.menu_favorite) {
+            db.toggleFavorite(ssoAccount, note, null);
+            listener.onNoteUpdated(note);
+            prepareFavoriteOption(item);
+            return true;
+        } else if (itemId == R.id.menu_category) {
+            showCategorySelector();
+            return true;
+        } else if (itemId == R.id.menu_title) {
+            showEditTitleDialog();
+            return true;
+        } else if (itemId == R.id.menu_move) {
+            AccountPickerDialogFragment.newInstance(note.getAccountId()).show(requireActivity().getSupportFragmentManager(), BaseNoteFragment.class.getSimpleName());
+            return true;
+        } else if (itemId == R.id.menu_share) {
+            ShareUtil.openShareDialog(requireContext(), note.getTitle(), note.getContent());
+            return false;
+        } else if (itemId == MENU_ID_PIN) {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                ShortcutManager shortcutManager = requireActivity().getSystemService(ShortcutManager.class);
+
+                if (shortcutManager != null) {
+                    if (shortcutManager.isRequestPinShortcutSupported()) {
+                        Intent intent = new Intent(getActivity(), EditNoteActivity.class);
+                        intent.putExtra(EditNoteActivity.PARAM_NOTE_ID, note.getId());
+                        intent.setAction(ACTION_SHORTCUT);
+
+                        ShortcutInfo pinShortcutInfo = new ShortcutInfo.Builder(getActivity(), note.getId() + "")
+                                .setShortLabel(note.getTitle())
+                                .setIcon(Icon.createWithResource(requireActivity().getApplicationContext(), note.isFavorite() ? R.drawable.ic_star_yellow_24dp : R.drawable.ic_star_grey_ccc_24dp))
+                                .setIntent(intent)
+                                .build();
+
+                        Intent pinnedShortcutCallbackIntent =
+                                shortcutManager.createShortcutResultIntent(pinShortcutInfo);
+
+                        PendingIntent successCallback = PendingIntent.getBroadcast(getActivity(), /* request code */ 0,
+                                pinnedShortcutCallbackIntent, /* flags */ 0);
+
+                        shortcutManager.requestPinShortcut(pinShortcutInfo,
+                                successCallback.getIntentSender());
                     } else {
-                        Log.e(TAG, "ShortcutManager is null");
+                        Log.i(TAG, "RequestPinShortcut is not supported");
                     }
+                } else {
+                    Log.e(TAG, "ShortcutManager is null");
                 }
+            }
 
-                return true;
-            default:
-                return super.onOptionsItemSelected(item);
+            return true;
         }
+        return super.onOptionsItemSelected(item);
     }
 
     public void onCloseNote() {
diff --git a/app/src/main/java/it/niedermann/owncloud/notes/edit/EditNoteActivity.java b/app/src/main/java/it/niedermann/owncloud/notes/edit/EditNoteActivity.java
index 14fea067..53f97d85 100644
--- a/app/src/main/java/it/niedermann/owncloud/notes/edit/EditNoteActivity.java
+++ b/app/src/main/java/it/niedermann/owncloud/notes/edit/EditNoteActivity.java
@@ -61,9 +61,7 @@ public class EditNoteActivity extends LockedActivity implements BaseNoteFragment
         }
 
         setSupportActionBar(binding.toolbar);
-        if (!(fragment instanceof NoteReadonlyFragment)) {
-            binding.toolbar.setOnClickListener((v) -> fragment.showEditTitleDialog());
-        }
+        binding.toolbar.setOnClickListener((v) -> fragment.showEditTitleDialog());
     }
 
     @Override
diff --git a/app/src/main/java/it/niedermann/owncloud/notes/edit/NoteEditFragment.java b/app/src/main/java/it/niedermann/owncloud/notes/edit/NoteEditFragment.java
index db657b7f..7f31bf05 100644
--- a/app/src/main/java/it/niedermann/owncloud/notes/edit/NoteEditFragment.java
+++ b/app/src/main/java/it/niedermann/owncloud/notes/edit/NoteEditFragment.java
@@ -60,23 +60,6 @@ public class NoteEditFragment extends SearchableBaseNoteFragment {
     };
     private TextWatcher textWatcher;
 
-    public static NoteEditFragment newInstance(long accountId, long noteId) {
-        NoteEditFragment f = new NoteEditFragment();
-        Bundle b = new Bundle();
-        b.putLong(PARAM_NOTE_ID, noteId);
-        b.putLong(PARAM_ACCOUNT_ID, accountId);
-        f.setArguments(b);
-        return f;
-    }
-
-    public static NoteEditFragment newInstanceWithNewNote(CloudNote newNote) {
-        NoteEditFragment f = new NoteEditFragment();
-        Bundle b = new Bundle();
-        b.putSerializable(PARAM_NEWNOTE, newNote);
-        f.setArguments(b);
-        return f;
-    }
-
     @Override
     public void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -246,4 +229,21 @@ public class NoteEditFragment extends SearchableBaseNoteFragment {
         super.applyBrand(mainColor, textColor);
         binding.editContent.setSearchColor(mainColor);
     }
+
+    public static BaseNoteFragment newInstance(long accountId, long noteId) {
+        final BaseNoteFragment fragment = new NoteEditFragment();
+        final Bundle args = new Bundle();
+        args.putLong(PARAM_NOTE_ID, noteId);
+        args.putLong(PARAM_ACCOUNT_ID, accountId);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    public static BaseNoteFragment newInstanceWithNewNote(CloudNote newNote) {
+        final BaseNoteFragment fragment = new NoteEditFragment();
+        final Bundle args = new Bundle();
+        args.putSerializable(PARAM_NEWNOTE, newNote);
+        fragment.setArguments(args);
+        return fragment;
+    }
 }
diff --git a/app/src/main/java/it/niedermann/owncloud/notes/edit/NotePreviewFragment.java b/app/src/main/java/it/niedermann/owncloud/notes/edit/NotePreviewFragment.java
index 84c40788..8b2e49fd 100644
--- a/app/src/main/java/it/niedermann/owncloud/notes/edit/NotePreviewFragment.java
+++ b/app/src/main/java/it/niedermann/owncloud/notes/edit/NotePreviewFragment.java
@@ -39,16 +39,7 @@ public class NotePreviewFragment extends SearchableBaseNoteFragment implements O
 
     private String changedText;
 
-    private FragmentNotePreviewBinding binding;
-
-    public static NotePreviewFragment newInstance(long accountId, long noteId) {
-        NotePreviewFragment f = new NotePreviewFragment();
-        Bundle b = new Bundle();
-        b.putLong(PARAM_NOTE_ID, noteId);
-        b.putLong(PARAM_ACCOUNT_ID, accountId);
-        f.setArguments(b);
-        return f;
-    }
+    protected FragmentNotePreviewBinding binding;
 
     @Override
     public void onPrepareOptionsMenu(@NonNull Menu menu) {
@@ -89,10 +80,22 @@ public class NotePreviewFragment extends SearchableBaseNoteFragment implements O
     @Override
     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
+//        .setOnLinkClickCallback((view, link) -> {
+//            if (NoteLinksUtils.isNoteLink(link)) {
+//                long noteRemoteId = NoteLinksUtils.extractNoteRemoteId(link);
+//                long noteLocalId = db.getLocalIdByRemoteId(this.note.getAccountId(), noteRemoteId);
+//                Intent intent = new Intent(requireActivity().getApplicationContext(), EditNoteActivity.class);
+//                intent.putExtra(EditNoteActivity.PARAM_NOTE_ID, noteLocalId);
+//                startActivity(intent);
+//            } else {
+//                Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(link));
+//                startActivity(browserIntent);
+//            }
+//        })
         final TextProcessorChain chain = defaultTextProcessorChain(note);
         binding.singleNoteContent.setMarkdownString(chain.apply(note.getContent()));
-        changedText = note.getContent();
         binding.singleNoteContent.setMovementMethod(LinkMovementMethod.getInstance());
+        changedText = note.getContent();
 
         db = NotesDatabase.getInstance(requireContext());
         binding.swiperefreshlayout.setOnRefreshListener(this);
@@ -156,4 +159,13 @@ public class NotePreviewFragment extends SearchableBaseNoteFragment implements O
         chain.add(new NoteLinksProcessor(db.getRemoteIds(note.getAccountId())));
         return chain;
     }
+
+    public static BaseNoteFragment newInstance(long accountId, long noteId) {
+        final BaseNoteFragment fragment = new NotePreviewFragment();
+        final Bundle args = new Bundle();
+        args.putLong(PARAM_NOTE_ID, noteId);
+        args.putLong(PARAM_ACCOUNT_ID, accountId);
+        fragment.setArguments(args);
+        return fragment;
+    }
 }
diff --git a/app/src/main/java/it/niedermann/owncloud/notes/edit/NoteReadonlyFragment.java b/app/src/main/java/it/niedermann/owncloud/notes/edit/NoteReadonlyFragment.java
index 3b5e4c6e..32f52fa2 100644
--- a/app/src/main/java/it/niedermann/owncloud/notes/edit/NoteReadonlyFragment.java
+++ b/app/src/main/java/it/niedermann/owncloud/notes/edit/NoteReadonlyFragment.java
@@ -1,55 +1,18 @@
 package it.niedermann.owncloud.notes.edit;
 
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.graphics.Typeface;
-import android.net.Uri;
 import android.os.Bundle;
-import android.text.Layout;
-import android.text.SpannableString;
-import android.text.method.LinkMovementMethod;
-import android.util.TypedValue;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.ScrollView;
-import android.widget.TextView;
-import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
-import androidx.preference.PreferenceManager;
-
-import com.google.android.material.floatingactionbutton.FloatingActionButton;
-import com.yydcdut.markdown.MarkdownProcessor;
-import com.yydcdut.markdown.syntax.text.TextFactory;
 
 import it.niedermann.owncloud.notes.R;
-import it.niedermann.owncloud.notes.databinding.FragmentNotePreviewBinding;
 import it.niedermann.owncloud.notes.shared.model.ISyncCallback;
-import it.niedermann.owncloud.notes.persistence.NotesDatabase;
-import it.niedermann.owncloud.notes.shared.util.MarkDownUtil;
-import it.niedermann.owncloud.notes.shared.util.NoteLinksUtils;
-
-import static androidx.core.view.ViewCompat.isAttachedToWindow;
-import static it.niedermann.owncloud.notes.shared.util.DisplayUtils.searchAndColor;
-import static it.niedermann.owncloud.notes.shared.util.MarkDownUtil.parseCompat;
-import static it.niedermann.owncloud.notes.shared.util.NoteUtil.getFontSizeFromPreferences;
-
-public class NoteReadonlyFragment extends SearchableBaseNoteFragment {
-
-    private MarkdownProcessor markdownProcessor;
 
-    private FragmentNotePreviewBinding binding;
-
-    public static NoteReadonlyFragment newInstance(String content) {
-        NoteReadonlyFragment f = new NoteReadonlyFragment();
-        Bundle b = new Bundle();
-        b.putString(PARAM_CONTENT, content);
-        f.setArguments(b);
-        return f;
-    }
+public class NoteReadonlyFragment extends NotePreviewFragment {
 
     @Override
     public void onPrepareOptionsMenu(@NonNull Menu menu) {
@@ -62,78 +25,23 @@ public class NoteReadonlyFragment extends SearchableBaseNoteFragment {
         menu.findItem(R.id.menu_share).setVisible(false);
         menu.findItem(R.id.menu_move).setVisible(false);
         menu.findItem(R.id.menu_category).setVisible(false);
+        menu.findItem(R.id.menu_title).setVisible(false);
         if (menu.findItem(MENU_ID_PIN) != null)
             menu.findItem(MENU_ID_PIN).setVisible(false);
     }
 
-    @Override
-    public ScrollView getScrollView() {
-        return binding.scrollView;
-    }
-
-    @Override
-    protected FloatingActionButton getSearchNextButton() {
-        return binding.searchNext;
-    }
-
-    @Override
-    protected FloatingActionButton getSearchPrevButton() {
-        return binding.searchPrev;
-    }
-
-    @Override
-    protected Layout getLayout() {
-        binding.singleNoteContent.onPreDraw();
-        return binding.singleNoteContent.getLayout();
-    }
-
     @Nullable
     @Override
-    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup
-            container, @Nullable Bundle savedInstanceState) {
-        binding = FragmentNotePreviewBinding.inflate(inflater, container, false);
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+        super.onCreateView(inflater, container, savedInstanceState);
+        binding.singleNoteContent.setEnabled(false);
+        binding.swiperefreshlayout.setEnabled(false);
         return binding.getRoot();
     }
 
     @Override
-    public void onActivityCreated(@Nullable Bundle savedInstanceState) {
-        super.onActivityCreated(savedInstanceState);
-        markdownProcessor = new MarkdownProcessor(requireActivity());
-        markdownProcessor.factory(TextFactory.create());
-        markdownProcessor.config(
-                MarkDownUtil.getMarkDownConfiguration(binding.singleNoteContent.getContext())
-                        .setOnLinkClickCallback((view, link) -> {
-                            if (NoteLinksUtils.isNoteLink(link)) {
-                                long noteRemoteId = NoteLinksUtils.extractNoteRemoteId(link);
-                                long noteLocalId = db.getLocalIdByRemoteId(this.note.getAccountId(), noteRemoteId);
-                                Intent intent = new Intent(requireActivity().getApplicationContext(), EditNoteActivity.class);
-                                intent.putExtra(EditNoteActivity.PARAM_NOTE_ID, noteLocalId);
-                                startActivity(intent);
-                            } else {
-                                Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(link));
-                                startActivity(browserIntent);
-                            }
-                        })
-                        .build());
-        try {
-            binding.singleNoteContent.setText(parseCompat(markdownProcessor, note.getContent()));
-            onResume();
-        } catch (StringIndexOutOfBoundsException e) {
-            // Workaround for RxMarkdown: https://github.com/stefan-niedermann/nextcloud-notes/issues/668
-            binding.singleNoteContent.setText(note.getContent());
-            Toast.makeText(binding.singleNoteContent.getContext(), R.string.could_not_load_preview_two_digit_numbered_list, Toast.LENGTH_LONG).show();
-            e.printStackTrace();
-        }
-        binding.singleNoteContent.setMovementMethod(LinkMovementMethod.getInstance());
-
-        db = NotesDatabase.getInstance(getActivity());
-        binding.swiperefreshlayout.setEnabled(false);
-
-        SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(requireActivity().getApplicationContext());
-        binding.singleNoteContent.setTextSize(TypedValue.COMPLEX_UNIT_PX, getFontSizeFromPreferences(requireContext(), sp));
-        if (sp.getBoolean(getString(R.string.pref_key_font), false)) {
-            binding.singleNoteContent.setTypeface(Typeface.MONOSPACE);
-        }
+    public void showEditTitleDialog() {
+        // Do nothing
     }
 
     @Override
@@ -146,21 +54,11 @@ public class NoteReadonlyFragment extends SearchableBaseNoteFragment {
         // Do nothing
     }
 
-    @Override
-    protected void colorWithText(@NonNull String newText, @Nullable Integer current, int mainColor, int textColor) {
-        if ((binding != null) && isAttachedToWindow(binding.singleNoteContent)) {
-            binding.singleNoteContent.setText(searchAndColor(new SpannableString(parseCompat(markdownProcessor, getContent())), newText, requireContext(), current, mainColor, textColor), TextView.BufferType.SPANNABLE);
-        }
-    }
-
-    @Override
-    protected String getContent() {
-        return note.getContent();
-    }
-
-    @Override
-    public void applyBrand(int mainColor, int textColor) {
-        super.applyBrand(mainColor, textColor);
-        binding.singleNoteContent.setHighlightColor(getTextHighlightBackgroundColor(requireContext(), mainColor, colorPrimary, colorAccent));
+    public static BaseNoteFragment newInstance(String content) {
+        final BaseNoteFragment fragment = new NoteReadonlyFragment();
+        final Bundle args = new Bundle();
+        args.putString(PARAM_CONTENT, content);
+        fragment.setArguments(args);
+        return fragment;
     }
 }
diff --git a/app/src/main/java/it/niedermann/owncloud/notes/shared/util/MarkDownUtil.java b/app/src/main/java/it/niedermann/owncloud/notes/shared/util/MarkDownUtil.java
deleted file mode 100644
index 43a8937e..00000000
--- a/app/src/main/java/it/niedermann/owncloud/notes/shared/util/MarkDownUtil.java
+++ /dev/null
@@ -1,124 +0,0 @@
-package it.niedermann.owncloud.notes.shared.util;
-
-import android.content.Context;
-import android.graphics.Color;
-import android.text.Spanned;
-import android.text.TextUtils;
-
-import androidx.annotation.NonNull;
-import androidx.core.content.res.ResourcesCompat;
-
-import com.yydcdut.markdown.MarkdownConfiguration;
-import com.yydcdut.markdown.MarkdownConfiguration.Builder;
-import com.yydcdut.markdown.MarkdownProcessor;
-import com.yydcdut.markdown.span.MDImageSpan;
-import com.yydcdut.markdown.theme.ThemeDefault;
-import com.yydcdut.markdown.theme.ThemeSonsOfObsidian;
-
-import it.niedermann.owncloud.notes.NotesApplication;
-import it.niedermann.owncloud.notes.R;
-
-/**
- * Created by stefan on 07.12.16.
- */
-
-@SuppressWarnings("WeakerAccess")
-public class MarkDownUtil {
-
-    private static final String TAG = MarkDownUtil.class.getSimpleName();
-
-    public static final String CHECKBOX_UNCHECKED_MINUS = "- [ ]";
-    public static final String CHECKBOX_UNCHECKED_MINUS_TRAILING_SPACE = CHECKBOX_UNCHECKED_MINUS + " ";
-    public static final String CHECKBOX_UNCHECKED_STAR = "* [ ]";
-    public static final String CHECKBOX_UNCHECKED_STAR_TRAILING_SPACE = CHECKBOX_UNCHECKED_STAR + " ";
-    public static final String CHECKBOX_CHECKED_MINUS = "- [x]";
-    public static final String CHECKBOX_CHECKED_STAR = "* [x]";
-
-    private static final String MD_IMAGE_WITH_EMPTY_DESCRIPTION = "![](";
-    private static final String MD_IMAGE_WITH_SPACE_DESCRIPTION = "![ ](";
-    private static final String[] MD_IMAGE_WITH_EMPTY_DESCRIPTION_ARRAY = new String[]{MD_IMAGE_WITH_EMPTY_DESCRIPTION};
-    private static final String[] MD_IMAGE_WITH_SPACE_DESCRIPTION_ARRAY = new String[]{MD_IMAGE_WITH_SPACE_DESCRIPTION};
-
-    /**
-     * Ensures every instance of RxMD uses the same configuration
-     *
-     * @param context Context
-     * @return RxMDConfiguration
-     */
-    public static Builder getMarkDownConfiguration(Context context) {
-        return getMarkDownConfiguration(context, NotesApplication.isDarkThemeActive(context));
-    }
-
-    public static Builder getMarkDownConfiguration(Context context, Boolean darkTheme) {
-        return new MarkdownConfiguration.Builder(context)
-                .setUnOrderListColor(ResourcesCompat.getColor(context.getResources(),
-                        darkTheme ? R.color.widget_fg_dark_theme : R.color.widget_fg_default, null))
-                .setHeader2RelativeSize(1.35f)
-                .setHeader3RelativeSize(1.25f)
-                .setHeader4RelativeSize(1.15f)
-                .setHeader5RelativeSize(1.1f)
-                .setHeader6RelativeSize(1.05f)
-                .setHorizontalRulesHeight(2)
-                .setCodeBgColor(darkTheme ? ResourcesCompat.getColor(context.getResources(), R.color.fg_default_high, null) : Color.LTGRAY)
-                .setTheme(darkTheme ? new ThemeSonsOfObsidian() : new ThemeDefault())
-                .setTodoColor(ResourcesCompat.getColor(context.getResources(),
-                        darkTheme ? R.color.widget_fg_dark_theme : R.color.widget_fg_default, null))
-                .setTodoDoneColor(ResourcesCompat.getColor(context.getResources(),
-                        darkTheme ? R.color.widget_fg_dark_theme : R.color.widget_fg_default, null))
-                .setLinkFontColor(ResourcesCompat.getColor(context.getResources(), R.color.defaultBrand, null))
-                .setDefaultImageSize(400, 300);
-    }
-
-    /**
-     * This is a compatibility-method that provides workarounds for several bugs in RxMarkdown
-     * <p>
-     * https://github.com/stefan-niedermann/nextcloud-notes/issues/772
-     *
-     * @param markdownProcessor RxMarkdown MarkdownProcessor instance
-     * @param text              CharSequence that should be parsed
-     * @return the processed text but with several workarounds for Bugs in RxMarkdown
-     */
-    @NonNull
-    public static CharSequence parseCompat(@NonNull final MarkdownProcessor markdownProcessor, CharSequence text) {
-        if (TextUtils.isEmpty(text)) {
-            return "";
-        }
-
-        while (TextUtils.indexOf(text, MD_IMAGE_WITH_EMPTY_DESCRIPTION) >= 0) {
-            text = TextUtils.replace(text, MD_IMAGE_WITH_EMPTY_DESCRIPTION_ARRAY, MD_IMAGE_WITH_SPACE_DESCRIPTION_ARRAY);
-        }
-
-        return markdownProcessor.parse(text);
-    }
-
-    public static boolean containsImageSpan(@NonNull CharSequence text) {
-        return ((Spanned) text).getSpans(0, text.length(), MDImageSpan.class).length > 0;
-    }
-
-    public static boolean lineStartsWithCheckbox(@NonNull String line) {
-        return lineStartsWithCheckbox(line, true) || lineStartsWithCheckbox(line, false);
-    }
-
-    public static boolean lineStartsWithCheckbox(@NonNull String line, boolean starAsLeadingCharacter) {
-        return starAsLeadingCharacter
-                ? line.startsWith(CHECKBOX_UNCHECKED_STAR) || line.startsWith(CHECKBOX_CHECKED_STAR)
-                : line.startsWith(CHECKBOX_UNCHECKED_MINUS) || line.startsWith(CHECKBOX_CHECKED_MINUS);
-    }
-
-    public static int getStartOfLine(@NonNull CharSequence s, int cursorPosition) {
-        int startOfLine = cursorPosition;
-        while (startOfLine > 0 && s.charAt(startOfLine - 1) != '\n') {
-            startOfLine--;
-        }
-        return startOfLine;
-    }
-
-    public static int getEndOfLine(@NonNull CharSequence s, int cursorPosition) {
-        int nextLinebreak = s.toString().indexOf('\n', cursorPosition);
-        if (nextLinebreak > -1) {
-            return nextLinebreak;
-        }
-        return cursorPosition;
-    }
-}
-
diff --git a/app/src/main/res/layout/fragment_note_preview.xml b/app/src/main/res/layout/fragment_note_preview.xml
index 733f381e..e568bee1 100644
--- a/app/src/main/res/layout/fragment_note_preview.xml
+++ b/app/src/main/res/layout/fragment_note_preview.xml
@@ -33,6 +33,7 @@
                 android:textColor="@color/fg_default"
                 android:textIsSelectable="true"
                 android:theme="@style/textViewStyle"
+                android:enabled="false"
                 tools:text="@tools:sample/lorem/random" />
         </ScrollView>
     </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
diff --git a/app/src/test/java/it/niedermann/owncloud/notes/shared/util/MarkDownUtilTest.java b/app/src/test/java/it/niedermann/owncloud/notes/shared/util/MarkDownUtilTest.java
deleted file mode 100644
index 41221ab5..00000000
--- a/app/src/test/java/it/niedermann/owncloud/notes/shared/util/MarkDownUtilTest.java
+++ /dev/null
@@ -1,110 +0,0 @@
-package it.niedermann.owncloud.notes.shared.util;
-
-import junit.framework.TestCase;
-
-import java.util.HashMap;
-import java.util.Map;
-
-/**
- * Tests the NoteUtil
- * Created by stefan on 06.10.15.
- */
-public class MarkDownUtilTest extends TestCase {
-
-    public void testGetStartOfLine() {
-        //language=md
-        StringBuilder test = new StringBuilder(
-                "# Test-Note\n" + // line start 0
-                        "\n" + // line start 12
-                        "- [ ] this is a test note\n" + // line start 13
-                        "- [x] test\n" + // line start 39
-                        "[test](https://example.com)\n" + // line start 50
-                        "\n" + // line start 77
-                        "\n" // line start 78
-        );
-
-        for (int i = 0; i < test.length(); i++) {
-            int startOfLine = MarkDownUtil.getStartOfLine(test, i);
-            if (i <= 11) {
-                assertEquals(0, startOfLine);
-            } else if (i <= 12) {
-                assertEquals(12, startOfLine);
-            } else if (i <= 38) {
-                assertEquals(13, startOfLine);
-            } else if (i <= 49) {
-                assertEquals(39, startOfLine);
-            } else if (i <= 77) {
-                assertEquals(50, startOfLine);
-            } else if (i <= 78) {
-                assertEquals(78, startOfLine);
-            } else if (i <= 79) {
-                assertEquals(79, startOfLine);
-            }
-        }
-    }
-
-    public void testGetEndOfLine() {
-        //language=md
-        StringBuilder test = new StringBuilder(
-                "# Test-Note\n" + // line 0 - 11
-                        "\n" + // line 12 - 12
-                        "- [ ] this is a test note\n" + // line 13 - 38
-                        "- [x] test\n" + // line start 39 - 49
-                        "[test](https://example.com)\n" + // line 50 - 77
-                        "\n" + // line 77 - 78
-                        "\n" // line 78 - 79
-        );
-
-        for (int i = 0; i < test.length(); i++) {
-            int endOfLine = MarkDownUtil.getEndOfLine(test, i);
-            if (i <= 11) {
-                assertEquals(11, endOfLine);
-            } else if (i <= 12) {
-                assertEquals(12, endOfLine);
-            } else if (i <= 38) {
-                assertEquals(38, endOfLine);
-            } else if (i <= 49) {
-                assertEquals(49, endOfLine);
-            } else if (i <= 77) {
-                assertEquals(77, endOfLine);
-            } else if (i <= 78) {
-                assertEquals(78, endOfLine);
-            } else if (i <= 79) {
-                assertEquals(79, endOfLine);
-            }
-        }
-    }
-
-    public void testLineStartsWithCheckbox() {
-        Map<String, Boolean> lines = new HashMap<>();
-        lines.put("- [ ] ", true);
-        lines.put("- [x] ", true);
-        lines.put("* [ ] ", true);
-        lines.put("* [x] ", true);
-        lines.put("- [ ]", true);
-        lines.put("- [x]", true);
-        lines.put("* [ ]", true);
-        lines.put("* [x]", true);
-
-        lines.put("-[ ] ", false);
-        lines.put("-[x] ", false);
-        lines.put("*[ ] ", false);
-        lines.put("*[x] ", false);
-        lines.put("-[ ]", false);
-        lines.put("-[x]", false);
-        lines.put("*[ ]", false);
-        lines.put("*[x]", false);
-
-        lines.put("- [] ", false);
-        lines.put("* [] ", false);
-        lines.put("- []", false);
-        lines.put("* []", false);
-
-        lines.put("-[] ", false);
-        lines.put("*[] ", false);
-        lines.put("-[]", false);
-        lines.put("*[]", false);
-
-        lines.forEach((key,value) -> assertEquals(value, (Boolean) MarkDownUtil.lineStartsWithCheckbox(key)));
-    }
-}
\ No newline at end of file