1 files changed, 36 insertions, 0 deletions

diff --git a/recovery_ui/stub_ui.cpp b/recovery_ui/stub_ui.cpp
new file mode 100644
index 000000000..a56b3f725
--- /dev/null
+++ b/recovery_ui/stub_ui.cpp
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "recovery_ui/stub_ui.h"
+
+#include <android-base/logging.h>
+
+#include "recovery_ui/device.h"
+
+size_t StubRecoveryUI::ShowMenu(const std::vector<std::string>& /* headers */,
+                                const std::vector<std::string>& /* items */,
+                                size_t /* initial_selection */, bool /* menu_only */,
+                                const std::function<int(int, bool)>& /*key_handler*/) {
+  while (true) {
+    int key = WaitKey();
+    // Exit the loop in the case of interruption or time out.
+    if (key == static_cast<int>(KeyError::INTERRUPTED) ||
+        key == static_cast<int>(KeyError::TIMED_OUT)) {
+      return static_cast<size_t>(key);
+    }
+  }
+  LOG(FATAL) << "Unreachable key selected in ShowMenu of stub UI";
+}