Added info button to AI dialog

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

@@ -35,6 +35,7 @@ import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
 import android.widget.CheckBox;
 import android.widget.EditText;
+import android.widget.ImageButton;
 import android.widget.Spinner;
 import android.widget.TextView;
 
@@ -48,7 +49,6 @@ import java.util.List;
 
 public class FragmentDialogAI extends FragmentDialogBase {
     private Spinner spPrompt;
-    private EditText etPrompt;
 
     @NonNull
     @Override
@@ -64,13 +64,21 @@ public class FragmentDialogAI extends FragmentDialogBase {
         boolean has_system = (OpenAI.isAvailable(context) && !TextUtils.isEmpty(systemPrompt));
 
         final View view = LayoutInflater.from(context).inflate(R.layout.dialog_ai, null);
+        final ImageButton ibInfo = view.findViewById(R.id.ibInfo);
         spPrompt = view.findViewById(R.id.spPrompt);
-        etPrompt = view.findViewById(R.id.etPrompt);
+        final EditText etPrompt = view.findViewById(R.id.etPrompt);
         final CheckBox cbInputSystem = view.findViewById(R.id.cbInputSystem);
         final CheckBox cbInputBody = view.findViewById(R.id.cbInputBody);
         final CheckBox cbInputReply = view.findViewById(R.id.cbInputReply);
         final ContentLoadingProgressBar pbWait = view.findViewById(R.id.pbWait);
 
+        ibInfo.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Helper.viewFAQ(v.getContext(), 190);
+            }
+        });
+
         ArrayAdapter<Pair<String, String>> adapter = new ArrayAdapter<Pair<String, String>>(context, android.R.layout.simple_spinner_item, android.R.id.text1) {
             @NonNull
             @Override
@@ -193,7 +201,7 @@ public class FragmentDialogAI extends FragmentDialogBase {
 
     @Override
     public void onSaveInstanceState(@NonNull Bundle outState) {
-        outState.putInt("fair:prompt", spPrompt.getSelectedItemPosition());
+        outState.putInt("fair:prompt", spPrompt == null ? 0 : spPrompt.getSelectedItemPosition());
         super.onSaveInstanceState(outState);
     }
 }

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

@@ -17,13 +17,29 @@
             android:layout_height="wrap_content"
             android:drawableStart="@drawable/twotone_smart_toy_24"
             android:drawablePadding="6dp"
+            android:gravity="center_vertical"
+            android:minHeight="36dp"
             android:text="@string/title_advanced_ai"
-            android:textAppearance="@style/TextAppearance.AppCompat.Large"
+            android:textAppearance="@style/TextAppearance.AppCompat.Medium"
             android:textColor="?android:attr/textColorPrimary"
-            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintEnd_toStartOf="@+id/ibInfo"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent" />
 
+        <ImageButton
+            android:id="@+id/ibInfo"
+            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/tvAI"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="@id/tvAI"
+            app:srcCompat="@drawable/twotone_info_24" />
+
         <eu.faircode.email.SpinnerEx
             android:id="@+id/spPrompt"
             android:layout_width="0dp"