Factor out a menu class for screen ui

Also consolidate the duplicate codes to draw the menu in ScreenRecoveryUI
and WearRecoveryUI. This helps us to support text icons as menu in the
future.

Bug: 74397117
Test: Check the menu under recovery on bullhead and a wear device.
Change-Id: Iba9b646c3828670f0e78a7e07d1a94a44e96bb0b
Merged-In: Iba9b646c3828670f0e78a7e07d1a94a44e96bb0b

tests/Android.mk

@@ -23,6 +23,7 @@ LOCAL_MODULE := recovery_unit_test
 LOCAL_COMPATIBILITY_SUITE := device-tests
 LOCAL_STATIC_LIBRARIES := \
     libverifier \
+    librecovery_ui \
     libminui \
     libotautil \
     libupdater \
@@ -38,8 +39,9 @@ LOCAL_SRC_FILES := \
     unit/dirutil_test.cpp \
     unit/locale_test.cpp \
     unit/rangeset_test.cpp \
+    unit/screen_ui_test.cpp \
     unit/sysutil_test.cpp \
-    unit/zip_test.cpp \
+    unit/zip_test.cpp
 
 LOCAL_C_INCLUDES := bootable/recovery
 LOCAL_SHARED_LIBRARIES := liblog