recovery: ui: Support hardware virtual keys

 * Also swipe left -> KEY_BACK

Change-Id: I6bd8054485d680df35abb86cb79f1dda683e4459

1 files changed, 7 insertions, 4 deletions

diff --git a/install/fuse_install.cpp b/install/fuse_install.cpp
index 197e1deb..09d04a8e 100644
--- a/install/fuse_install.cpp
+++ b/install/fuse_install.cpp
@@ -99,13 +99,16 @@ static std::string BrowseDirectory(const std::string& path, Device* device, Reco
     if (chosen_item == static_cast<size_t>(RecoveryUI::KeyError::INTERRUPTED)) {
       return "";
     }
-
-    const std::string& item = entries[chosen_item];
-    if (chosen_item == 0) {
-      // Go up but continue browsing (if the caller is BrowseDirectory).
+    if (chosen_item == Device::kGoHome) {
+      return "@";
+    }
+    if (chosen_item == Device::kGoBack || chosen_item == 0) {
+      // Go up but continue browsing (if the caller is browse_directory).
       return "";
     }
 
+    const std::string& item = entries[chosen_item];
+
     std::string new_path = path + "/" + item;
     if (new_path.back() == '/') {
       // Recurse down into a subdirectory.