View HTML improvements

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

@@ -116,7 +116,13 @@ public class ActivityCode extends ActivityBase {
 
         menu.findItem(R.id.menu_sanitize)
                 .setVisible(BuildConfig.DEBUG || debug)
-                .setChecked(sanitize);
+                .setChecked(sanitize)
+                .setIcon(sanitize
+                        ? R.drawable.twotone_fullscreen_24
+                        : R.drawable.twotone_fullscreen_exit_24)
+                .setTitle(getString(sanitize
+                        ? R.string.title_legend_show_full
+                        : R.string.title_legend_show_reformatted));
         return super.onPrepareOptionsMenu(menu);
     }
 
@@ -128,7 +134,7 @@ public class ActivityCode extends ActivityBase {
             return true;
         } else if (itemId == R.id.menu_sanitize) {
             sanitize = !sanitize;
-            item.setChecked(sanitize);
+            invalidateOptionsMenu();
             load();
             return true;
         }

app/src/main/res/drawable/twotone_cleaning_services_24.xml

@@ -1,20 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportWidth="24"
-    android:viewportHeight="24"
-    android:tint="?attr/colorControlNormal">
-  <path
-      android:fillColor="@android:color/white"
-      android:pathData="M11,3h2v8h-2z"
-      android:strokeAlpha="0.3"
-      android:fillAlpha="0.3"/>
-  <path
-      android:fillColor="@android:color/white"
-      android:pathData="M16,13H8c-1.65,0 -3,1.35 -3,3v5h2v-3c0,-0.55 0.45,-1 1,-1s1,0.45 1,1v3h2v-3c0,-0.55 0.45,-1 1,-1s1,0.45 1,1v3h2v-3c0,-0.55 0.45,-1 1,-1s1,0.45 1,1v3h2v-5C19,14.35 17.65,13 16,13z"
-      android:strokeAlpha="0.3"
-      android:fillAlpha="0.3"/>
-  <path
-      android:fillColor="@android:color/white"
-      android:pathData="M16,11h-1V3c0,-1.1 -0.9,-2 -2,-2h-2C9.9,1 9,1.9 9,3v8H8c-2.76,0 -5,2.24 -5,5v7h18v-7C21,13.24 18.76,11 16,11zM11,3h2v8h-2V3zM19,21h-2v-3c0,-0.55 -0.45,-1 -1,-1s-1,0.45 -1,1v3h-2v-3c0,-0.55 -0.45,-1 -1,-1s-1,0.45 -1,1v3H9v-3c0,-0.55 -0.45,-1 -1,-1s-1,0.45 -1,1v3H5v-5c0,-1.65 1.35,-3 3,-3h8c1.65,0 3,1.35 3,3V21z"/>
-</vector>

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

@@ -4,7 +4,7 @@
     <item
         android:id="@+id/menu_sanitize"
         android:checkable="true"
-        android:icon="@drawable/twotone_cleaning_services_24"
-        android:title="@string/title_sanitize"
+        android:icon="@drawable/twotone_fullscreen_exit_24"
+        android:title="@string/title_legend_show_reformatted"
         app:showAsAction="always" />
 </menu>

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

@@ -2344,7 +2344,6 @@
     <string name="title_widget_day_night">Follow dark system theme</string>
 
     <string name="title_compat_dark">Google removed dark mode for Android versions before version 10</string>
-    <string name="title_sanitize" translatable="false">Sanitize</string>
 
     <!-- Thunderbird -->
     <string name="title_keyword_label1">Important</string>