From b7fb1853f2bd2683c793dfe4b53704f3c631511d Mon Sep 17 00:00:00 2001
From: Tom Marshall <tdm@cyngn.com>
Date: Fri, 11 Mar 2016 11:29:12 -0800
Subject: recovery: Only set relevant sysbar state flags

Change-Id: I9fc0fa29299610865f622dc296bdadff59d74447
---
 screen_ui.cpp | 12 ++++++++++++
 screen_ui.h   |  2 +-
 ui.cpp        |  4 ++--
 3 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/screen_ui.cpp b/screen_ui.cpp
index 849f6d1..46f4add 100644
--- a/screen_ui.cpp
+++ b/screen_ui.cpp
@@ -893,6 +893,18 @@ void ScreenRecoveryUI::SetHeadlessMode()
     pthread_mutex_unlock(&updateMutex);
 }
 
+void ScreenRecoveryUI::SetSysbarState(int state)
+{
+    if (HasBackKey()) {
+        state &= ~SYSBAR_BACK;
+    }
+    if (HasHomeKey()) {
+        state &= ~SYSBAR_HOME;
+    }
+    sysbar_state = state;
+    Redraw();
+}
+
 void ScreenRecoveryUI::StartMenu(const char* const * headers, const char* const * items,
                                  int initial_selection) {
     pthread_mutex_lock(&updateMutex);
diff --git a/screen_ui.h b/screen_ui.h
index 9d7b263..78fcb9b 100644
--- a/screen_ui.h
+++ b/screen_ui.h
@@ -66,7 +66,7 @@ class ScreenRecoveryUI : public RecoveryUI {
     // sysbar
     int  GetSysbarHeight() { return gr_get_height(sysbarBackHighlightIcon); }
     int  GetSysbarState() { return sysbar_state; }
-    void SetSysbarState(int state) { sysbar_state = state; Redraw(); }
+    void SetSysbarState(int state);
 
     // menu display
     virtual int MenuItemStart() const { return menu_item_start_; }
diff --git a/ui.cpp b/ui.cpp
index 14f92b4..d28ede5 100644
--- a/ui.cpp
+++ b/ui.cpp
@@ -605,12 +605,12 @@ void RecoveryUI::handle_release(input_device* dev) {
 
         int sysbar_state = GetSysbarState();
         SetSysbarState(0);
-        if (sysbar_state == 0x01) {
+        if (sysbar_state == SYSBAR_BACK) {
             ProcessKey(dev, KEY_BACK, 1);
             ProcessKey(dev, KEY_BACK, 0);
             return;
         }
-        if (sysbar_state == 0x02) {
+        if (sysbar_state == SYSBAR_HOME) {
             ProcessKey(dev, KEY_HOME, 1);
             ProcessKey(dev, KEY_HOME, 0);
             return;
-- 
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