diff --git a/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/listener/IFinalizeDialogFragmentListener.java b/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/listener/IFinalizeDialogFragmentListener.java
new file mode 100644
index 0000000..3dc84fc
--- /dev/null
+++ b/app/src/main/java/org/secuso/privacyfriendlysudoku/ui/listener/IFinalizeDialogFragmentListener.java
@@ -0,0 +1,6 @@
+package org.secuso.privacyfriendlysudoku.ui.listener;
+
+public interface IFinalizeDialogFragmentListener {
+    public void onFinalizeDialogPositiveClick(String input);
+    public void onDialogNegativeClick();
+}
\ No newline at end of file