1 files changed, 27 insertions, 0 deletions
diff --git a/ui/src/main/java/com/wireguard/android/util/FragmentUtils.java b/ui/src/main/java/com/wireguard/android/util/FragmentUtils.java
new file mode 100644
index 00000000..5fb9a3bc
--- /dev/null
+++ b/ui/src/main/java/com/wireguard/android/util/FragmentUtils.java
@@ -0,0 +1,27 @@
+/*
+ * Copyright © 2017-2019 WireGuard LLC. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package com.wireguard.android.util;
+
+import android.content.Context;
+import androidx.preference.Preference;
+import android.view.ContextThemeWrapper;
+
+import com.wireguard.android.activity.SettingsActivity;
+
+public final class FragmentUtils {
+    private FragmentUtils() {
+        // Prevent instantiation
+    }
+
+    public static SettingsActivity getPrefActivity(final Preference preference) {
+        final Context context = preference.getContext();
+        if (context instanceof ContextThemeWrapper) {
+            if (context instanceof SettingsActivity) {
+                return ((SettingsActivity) context);
+            }
+        }
+        return null;
+    }
+}