Added support buttons

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

@@ -27,6 +27,7 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.database.Cursor;
+import android.net.Uri;
 import android.os.Bundle;
 import android.os.Handler;
 import android.provider.ContactsContract;
@@ -64,6 +65,8 @@ public class FragmentGmail extends FragmentBase {
     private ContentLoadingProgressBar pbSelect;
 
     private TextView tvError;
+    private Button btnSupport;
+
     private Group grpError;
 
     @Override
@@ -83,6 +86,8 @@ public class FragmentGmail extends FragmentBase {
         pbSelect = view.findViewById(R.id.pbSelect);
 
         tvError = view.findViewById(R.id.tvError);
+        btnSupport = view.findViewById(R.id.btnSupport);
+
         grpError = view.findViewById(R.id.grpError);
 
         // Wire controls
@@ -120,6 +125,13 @@ public class FragmentGmail extends FragmentBase {
             }
         });
 
+        btnSupport.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Helper.view(getContext(), Uri.parse(Helper.FAQ_URI + "#user-content-authorizing-accounts"), false);
+            }
+        });
+
         // Initialize
         Helper.setViewsEnabled(view, false);
         pbSelect.setVisibility(View.GONE);

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

@@ -89,8 +89,10 @@ public class FragmentOAuth extends FragmentBase {
     private TextView tvGmailHint;
 
     private TextView tvError;
-    private Group grpError;
     private TextView tvGmailDraftsHint;
+    private Button btnSupport;
+
+    private Group grpError;
 
     private static final int OAUTH_TIMEOUT = 20 * 1000; // milliseconds
 
@@ -120,8 +122,10 @@ public class FragmentOAuth extends FragmentBase {
         tvGmailHint = view.findViewById(R.id.tvGmailHint);
 
         tvError = view.findViewById(R.id.tvError);
-        grpError = view.findViewById(R.id.grpError);
         tvGmailDraftsHint = view.findViewById(R.id.tvGmailDraftsHint);
+        btnSupport = view.findViewById(R.id.btnSupport);
+
+        grpError = view.findViewById(R.id.grpError);
 
         // Wire controls
 
@@ -132,6 +136,13 @@ public class FragmentOAuth extends FragmentBase {
             }
         });
 
+        btnSupport.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Helper.view(getContext(), Uri.parse(Helper.FAQ_URI + "#user-content-authorizing-accounts"), false);
+            }
+        });
+
         // Initialize
         tvGrantHint.setText(getString(R.string.title_setup_oauth_rationale, name));
         pbOAuth.setVisibility(View.GONE);

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

@@ -128,10 +128,22 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvError" />
 
+        <Button
+            android:id="@+id/btnSupport"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="12dp"
+            android:backgroundTint="?attr/colorAccent"
+            android:text="@string/menu_faq"
+            android:textColor="@android:color/black"
+            android:textStyle="bold"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/tvDraftsHint" />
+
         <androidx.constraintlayout.widget.Group
             android:id="@+id/grpError"
             android:layout_width="0dp"
             android:layout_height="0dp"
-            app:constraint_referenced_ids="tvErrorTitle,tvError,tvDraftsHint" />
+            app:constraint_referenced_ids="tvErrorTitle,tvError,tvDraftsHint,btnSupport" />
     </androidx.constraintlayout.widget.ConstraintLayout>
 </ScrollView>

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

@@ -103,10 +103,22 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvError" />
 
+        <Button
+            android:id="@+id/btnSupport"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="12dp"
+            android:backgroundTint="?attr/colorAccent"
+            android:text="@string/menu_faq"
+            android:textColor="@android:color/black"
+            android:textStyle="bold"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/tvGmailDraftsHint" />
+
         <androidx.constraintlayout.widget.Group
             android:id="@+id/grpError"
             android:layout_width="0dp"
             android:layout_height="0dp"
-            app:constraint_referenced_ids="tvErrorTitle,tvError" />
+            app:constraint_referenced_ids="tvErrorTitle,tvError,btnSupport" />
     </androidx.constraintlayout.widget.ConstraintLayout>
 </ScrollView>