Added priority/sensitivy info buttons

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

@@ -323,6 +323,8 @@ public class FragmentCompose extends FragmentBase {
     private static final int REQUEST_SEND = 14;
     private static final int REQUEST_PERMISSION = 15;
 
+    private static final String RFC4021 = "https://datatracker.ietf.org/doc/html/rfc4021";
+
     private static ExecutorService executor = Helper.getBackgroundExecutor(1, "encrypt");
 
     @Override
@@ -6957,7 +6959,9 @@ public class FragmentCompose extends FragmentBase {
             final Spinner spEncrypt = dview.findViewById(R.id.spEncrypt);
             final ImageButton ibEncryption = dview.findViewById(R.id.ibEncryption);
             final Spinner spPriority = dview.findViewById(R.id.spPriority);
+            final ImageButton ibPriority = dview.findViewById(R.id.ibPriority);
             final Spinner spSensitivity = dview.findViewById(R.id.spSensitivity);
+            final ImageButton ibSensitivity = dview.findViewById(R.id.ibSensitivity);
             final TextView tvSendAt = dview.findViewById(R.id.tvSendAt);
             final ImageButton ibSendAt = dview.findViewById(R.id.ibSendAt);
             final CheckBox cbArchive = dview.findViewById(R.id.cbArchive);
@@ -7220,6 +7224,13 @@ public class FragmentCompose extends FragmentBase {
                 }
             });
 
+            ibPriority.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    Helper.view(v.getContext(), Uri.parse(RFC4021 + "#section-2.1.54"), true);
+                }
+            });
+
             spSensitivity.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
                 @Override
                 public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
@@ -7261,6 +7272,13 @@ public class FragmentCompose extends FragmentBase {
                 }
             });
 
+            ibSensitivity.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    Helper.view(v.getContext(), Uri.parse(RFC4021 + "#section-2.1.55"), true);
+                }
+            });
+
             View.OnClickListener sendAt = new View.OnClickListener() {
                 @Override
                 public void onClick(View view) {

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

@@ -357,15 +357,17 @@
 
         <eu.faircode.email.FixedImageButton
             android:id="@+id/ibEncryption"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="12dp"
-            android:contentDescription="@string/title_send_at"
-            android:tag="disable"
-            android:tooltipText="@string/title_send_at"
-            app:layout_constraintBottom_toBottomOf="@id/spEncrypt"
+            android:layout_width="36dp"
+            android:layout_height="36dp"
+            android:background="?android:attr/selectableItemBackgroundBorderless"
+            android:contentDescription="@string/title_info"
+            android:padding="6dp"
+            android:scaleType="fitCenter"
+            android:tooltipText="@string/title_info"
+            app:layout_constraintBottom_toBottomOf="@+id/spEncrypt"
             app:layout_constraintEnd_toEndOf="parent"
-            app:srcCompat="@drawable/twotone_info_24" />
+            app:srcCompat="@drawable/twotone_info_24"
+            app:tint="?attr/colorAccent" />
 
         <eu.faircode.email.FixedTextView
             android:id="@+id/tvPriority"
@@ -385,10 +387,25 @@
             android:layout_height="wrap_content"
             android:layout_marginEnd="12dp"
             android:entries="@array/priorityNames"
-            app:layout_constraintEnd_toStartOf="@id/ibEncryption"
+            app:layout_constraintEnd_toStartOf="@id/ibPriority"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvPriority" />
 
+        <eu.faircode.email.FixedImageButton
+            android:id="@+id/ibPriority"
+            android:layout_width="36dp"
+            android:layout_height="36dp"
+            android:background="?android:attr/selectableItemBackgroundBorderless"
+            android:contentDescription="@string/title_info"
+            android:padding="6dp"
+            android:scaleType="fitCenter"
+            android:tooltipText="@string/title_info"
+            android:visibility="visible"
+            app:layout_constraintBottom_toBottomOf="@+id/spPriority"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:srcCompat="@drawable/twotone_info_24"
+            app:tint="?attr/colorAccent" />
+
         <eu.faircode.email.FixedTextView
             android:id="@+id/tvSensitivity"
             android:layout_width="0dp"
@@ -407,10 +424,25 @@
             android:layout_height="wrap_content"
             android:layout_marginEnd="12dp"
             android:entries="@array/sensitivityNames"
-            app:layout_constraintEnd_toStartOf="@id/ibEncryption"
+            app:layout_constraintEnd_toStartOf="@id/ibSensitivity"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvSensitivity" />
 
+        <eu.faircode.email.FixedImageButton
+            android:id="@+id/ibSensitivity"
+            android:layout_width="36dp"
+            android:layout_height="36dp"
+            android:background="?android:attr/selectableItemBackgroundBorderless"
+            android:contentDescription="@string/title_info"
+            android:padding="6dp"
+            android:scaleType="fitCenter"
+            android:tooltipText="@string/title_info"
+            android:visibility="visible"
+            app:layout_constraintBottom_toBottomOf="@+id/spSensitivity"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:srcCompat="@drawable/twotone_info_24"
+            app:tint="?attr/colorAccent" />
+
         <eu.faircode.email.FixedTextView
             android:id="@+id/tvSendTitle"
             android:layout_width="0dp"