Prevent crash

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

@@ -21,7 +21,10 @@ public class ToastEx extends Toast {
         ToastEx toast = new ToastEx(context);
         LayoutInflater inflater = LayoutInflater.from(context);
         View view = inflater.inflate(R.layout.toast, null);
+        view.setBackground(context.getResources().getDrawable(R.drawable.toast_background, context.getTheme()));
+
         TextView tv = view.findViewById(android.R.id.message);
+        tv.setTextColor(Helper.resolveColor(context, R.attr.colorToastForeground));
         tv.setText(text);
         toast.setView(view);
         toast.setDuration(duration);

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

@@ -2,7 +2,6 @@
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
-    android:background="@drawable/toast_background"
     android:orientation="vertical"
     android:paddingStart="12dp"
     android:paddingTop="6dp"
@@ -15,6 +14,5 @@
         android:layout_height="wrap_content"
         android:gravity="center"
         android:text="Message"
-        android:textAppearance="@style/TextAppearance.AppCompat.Small"
-        android:textColor="?attr/colorToastForeground" />
+        android:textAppearance="@style/TextAppearance.AppCompat.Small" />
 </LinearLayout>