Added option to disable highlighting translated text

app/src/main/java/eu/faircode/email/DeepL.java

@@ -379,6 +379,7 @@ public class DeepL {
             boolean formal = prefs.getBoolean("deepl_formal", true);
             boolean small = prefs.getBoolean("deepl_small", false);
             boolean replace = prefs.getBoolean("deepl_replace", false);
+            boolean highlight = prefs.getBoolean("deepl_highlight", true);
             boolean html = prefs.getBoolean("deepl_html", false);
             int subscription = prefs.getInt("deepl_subscription", BuildConfig.DEBUG ? 17 : 0);
 
@@ -389,6 +390,7 @@ public class DeepL {
             final TextView tvFormal = view.findViewById(R.id.tvFormal);
             final CheckBox cbSmall = view.findViewById(R.id.cbSmall);
             final CheckBox cbReplace = view.findViewById(R.id.cbReplace);
+            final CheckBox cbHighlight = view.findViewById(R.id.cbHighlight);
             final CheckBox cbHtml = view.findViewById(R.id.cbHtml);
             final TextView tvUsage = view.findViewById(R.id.tvUsage);
             final TextView tvPrivacy = view.findViewById(R.id.tvPrivacy);
@@ -439,6 +441,7 @@ public class DeepL {
             cbSmall.setChecked(small);
             cbReplace.setChecked(replace);
             cbReplace.setEnabled(!small);
+            cbHighlight.setChecked(highlight);
             cbHtml.setChecked(html);
 
             tvUsage.setVisibility(View.GONE);
@@ -502,6 +505,7 @@ public class DeepL {
                             editor.putBoolean("deepl_formal", cbFormal.isChecked());
                             editor.putBoolean("deepl_small", cbSmall.isChecked());
                             editor.putBoolean("deepl_replace", cbReplace.isChecked());
+                            editor.putBoolean("deepl_highlight", cbHighlight.isChecked());
                             editor.putBoolean("deepl_html", cbHtml.isChecked());
                             editor.apply();
                         }

app/src/main/java/eu/faircode/email/FragmentCompose.java

@@ -2783,10 +2783,14 @@ public class FragmentCompose extends FragmentBase {
 
                         @Override
                         protected void onPreExecute(Bundle args) {
-                            int textColorHighlight = Helper.resolveColor(getContext(), android.R.attr.textColorHighlight);
-                            highlightSpan = new BackgroundColorSpan(textColorHighlight);
-                            etBody.getText().setSpan(highlightSpan, paragraph.first, paragraph.second,
-                                    Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_COMPOSING);
+                            SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
+                            boolean deepl_highlight = prefs.getBoolean("deepl_highlight", true);
+                            if (deepl_highlight) {
+                                int textColorHighlight = Helper.resolveColor(getContext(), android.R.attr.textColorHighlight);
+                                highlightSpan = new BackgroundColorSpan(textColorHighlight);
+                                etBody.getText().setSpan(highlightSpan, paragraph.first, paragraph.second,
+                                        Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_COMPOSING);
+                            }
                             toast = ToastEx.makeText(context, R.string.title_translating, Toast.LENGTH_SHORT);
                             toast.show();
                         }

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

@@ -3,6 +3,7 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
+    android:fadeScrollbars="false"
     android:padding="24dp"
     android:scrollbarStyle="outsideOverlay">
 
@@ -99,6 +100,15 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/cbSmall" />
 
+        <CheckBox
+            android:id="@+id/cbHighlight"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="12dp"
+            android:text="@string/title_translate_highlight"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/cbReplace" />
+
         <CheckBox
             android:id="@+id/cbHtml"
             android:layout_width="wrap_content"
@@ -106,7 +116,7 @@
             android:layout_marginTop="12dp"
             android:text="@string/title_translate_html"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/cbReplace" />
+            app:layout_constraintTop_toBottomOf="@id/cbHighlight" />
 
         <TextView
             android:id="@+id/tvHtml"

app/src/main/res/values/strings.xml

@@ -1681,6 +1681,7 @@
     <string name="title_translate_formal">Use formal form</string>
     <string name="title_translate_small">Use a small font for the source text</string>
     <string name="title_translate_replace">Replace source text by translated text</string>
+    <string name="title_translate_highlight">Highlight the text being translated</string>
     <string name="title_translate_html">Preserve formatting</string>
     <string name="title_translate_html_hint">This will consume more characters</string>
     <string name="title_translate_usage">Usage: %1$s / %2$s (%3$d %%)</string>