From 48b5b0737c127a049bf16f9c69926c4da8668112 Mon Sep 17 00:00:00 2001
From: Doug Zongker <dougz@android.com>
Date: Wed, 18 Jan 2012 13:46:26 -0800
Subject: [PATCH] allow recovery UI to ignore certain keypresses

Change-Id: Id182bb95ffcc475c5acabb29b413e422302ae7f2
---
 ui.cpp | 3 +++
 ui.h   | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/ui.cpp b/ui.cpp
index fd370a79..bd0fcae6 100644
--- a/ui.cpp
+++ b/ui.cpp
@@ -123,6 +123,9 @@ void RecoveryUI::process_key(int key_code, int updown) {
 
     if (register_key) {
         switch (CheckKey(key_code)) {
+          case RecoveryUI::IGNORE:
+            break;
+
           case RecoveryUI::TOGGLE:
             ShowText(!IsTextVisible());
             break;
diff --git a/ui.h b/ui.h
index 750b9933..0d3b7bb9 100644
--- a/ui.h
+++ b/ui.h
@@ -73,7 +73,7 @@ class RecoveryUI {
     // Return value indicates whether an immediate operation should be
     // triggered (toggling the display, rebooting the device), or if
     // the key should be enqueued for use by the main thread.
-    enum KeyAction { ENQUEUE, TOGGLE, REBOOT };
+    enum KeyAction { ENQUEUE, TOGGLE, REBOOT, IGNORE };
     virtual KeyAction CheckKey(int key);
 
     // --- menu display ---