More native work.

Implement save/restore of state, and add native APIs for
configuration information.

Change-Id: I2a3ddc2ba605db58d7c8b2b31b9215fb323f90b5

2 files changed, 64 insertions, 57 deletions

diff --git a/include/utils/AssetManager.h b/include/utils/AssetManager.h
index 97694ff..9e2bf37 100644
--- a/include/utils/AssetManager.h
+++ b/include/utils/AssetManager.h
@@ -129,6 +129,8 @@ public:
      */
     void setConfiguration(const ResTable_config& config, const char* locale = NULL);
 
+    void getConfiguration(ResTable_config* outConfig) const;
+
     typedef Asset::AccessMode AccessMode;       // typing shortcut
 
     /*
diff --git a/include/utils/ResourceTypes.h b/include/utils/ResourceTypes.h
index c7d9ff1..da86da4 100644
--- a/include/utils/ResourceTypes.h
+++ b/include/utils/ResourceTypes.h
@@ -31,6 +31,8 @@
 #include <stdint.h>
 #include <sys/types.h>
 
+#include <android/configuration.h>
+
 namespace android {
 
 /** ********************************************************************
@@ -822,25 +824,25 @@ struct ResTable_config
     };
     
     enum {
-        ORIENTATION_ANY  = 0x0000,
-        ORIENTATION_PORT = 0x0001,
-        ORIENTATION_LAND = 0x0002,
-        ORIENTATION_SQUARE = 0x0003,
+        ORIENTATION_ANY  = ACONFIGURATION_ORIENTATION_ANY,
+        ORIENTATION_PORT = ACONFIGURATION_ORIENTATION_PORT,
+        ORIENTATION_LAND = ACONFIGURATION_ORIENTATION_LAND,
+        ORIENTATION_SQUARE = ACONFIGURATION_ORIENTATION_SQUARE,
     };
     
     enum {
-        TOUCHSCREEN_ANY  = 0x0000,
-        TOUCHSCREEN_NOTOUCH  = 0x0001,
-        TOUCHSCREEN_STYLUS  = 0x0002,
-        TOUCHSCREEN_FINGER  = 0x0003,
+        TOUCHSCREEN_ANY  = ACONFIGURATION_TOUCHSCREEN_ANY,
+        TOUCHSCREEN_NOTOUCH  = ACONFIGURATION_TOUCHSCREEN_NOTOUCH,
+        TOUCHSCREEN_STYLUS  = ACONFIGURATION_TOUCHSCREEN_STYLUS,
+        TOUCHSCREEN_FINGER  = ACONFIGURATION_TOUCHSCREEN_FINGER,
     };
     
     enum {
-        DENSITY_DEFAULT = 0,
-        DENSITY_LOW = 120,
-        DENSITY_MEDIUM = 160,
-        DENSITY_HIGH = 240,
-        DENSITY_NONE = 0xffff
+        DENSITY_DEFAULT = ACONFIGURATION_DENSITY_DEFAULT,
+        DENSITY_LOW = ACONFIGURATION_DENSITY_LOW,
+        DENSITY_MEDIUM = ACONFIGURATION_DENSITY_MEDIUM,
+        DENSITY_HIGH = ACONFIGURATION_DENSITY_HIGH,
+        DENSITY_NONE = ACONFIGURATION_DENSITY_NONE
     };
     
     union {
@@ -853,33 +855,34 @@ struct ResTable_config
     };
     
     enum {
-        KEYBOARD_ANY  = 0x0000,
-        KEYBOARD_NOKEYS  = 0x0001,
-        KEYBOARD_QWERTY  = 0x0002,
-        KEYBOARD_12KEY  = 0x0003,
+        KEYBOARD_ANY  = ACONFIGURATION_KEYBOARD_ANY,
+        KEYBOARD_NOKEYS  = ACONFIGURATION_KEYBOARD_NOKEYS,
+        KEYBOARD_QWERTY  = ACONFIGURATION_KEYBOARD_QWERTY,
+        KEYBOARD_12KEY  = ACONFIGURATION_KEYBOARD_12KEY,
     };
     
     enum {
-        NAVIGATION_ANY  = 0x0000,
-        NAVIGATION_NONAV  = 0x0001,
-        NAVIGATION_DPAD  = 0x0002,
-        NAVIGATION_TRACKBALL  = 0x0003,
-        NAVIGATION_WHEEL  = 0x0004,
+        NAVIGATION_ANY  = ACONFIGURATION_NAVIGATION_ANY,
+        NAVIGATION_NONAV  = ACONFIGURATION_NAVIGATION_NONAV,
+        NAVIGATION_DPAD  = ACONFIGURATION_NAVIGATION_DPAD,
+        NAVIGATION_TRACKBALL  = ACONFIGURATION_NAVIGATION_TRACKBALL,
+        NAVIGATION_WHEEL  = ACONFIGURATION_NAVIGATION_WHEEL,
     };
     
     enum {
         MASK_KEYSHIDDEN = 0x0003,
-        KEYSHIDDEN_ANY = 0x0000,
-        KEYSHIDDEN_NO = 0x0001,
-        KEYSHIDDEN_YES = 0x0002,
-        KEYSHIDDEN_SOFT = 0x0003,
+        KEYSHIDDEN_ANY = ACONFIGURATION_KEYSHIDDEN_ANY,
+        KEYSHIDDEN_NO = ACONFIGURATION_KEYSHIDDEN_NO,
+        KEYSHIDDEN_YES = ACONFIGURATION_KEYSHIDDEN_YES,
+        KEYSHIDDEN_SOFT = ACONFIGURATION_KEYSHIDDEN_SOFT,
     };
     
     enum {
         MASK_NAVHIDDEN = 0x000c,
-        NAVHIDDEN_ANY = 0x0000,
-        NAVHIDDEN_NO = 0x0004,
-        NAVHIDDEN_YES = 0x0008,
+        SHIFT_NAVHIDDEN = 2,
+        NAVHIDDEN_ANY = ACONFIGURATION_NAVHIDDEN_ANY << SHIFT_NAVHIDDEN,
+        NAVHIDDEN_NO = ACONFIGURATION_NAVHIDDEN_NO << SHIFT_NAVHIDDEN,
+        NAVHIDDEN_YES = ACONFIGURATION_NAVHIDDEN_YES << SHIFT_NAVHIDDEN,
     };
     
     union {
@@ -929,32 +932,34 @@ struct ResTable_config
     enum {
         // screenLayout bits for screen size class.
         MASK_SCREENSIZE = 0x0f,
-        SCREENSIZE_ANY  = 0x00,
-        SCREENSIZE_SMALL = 0x01,
-        SCREENSIZE_NORMAL = 0x02,
-        SCREENSIZE_LARGE = 0x03,
-        SCREENSIZE_XLARGE = 0x04,
+        SCREENSIZE_ANY = ACONFIGURATION_SCREENSIZE_ANY,
+        SCREENSIZE_SMALL = ACONFIGURATION_SCREENSIZE_SMALL,
+        SCREENSIZE_NORMAL = ACONFIGURATION_SCREENSIZE_NORMAL,
+        SCREENSIZE_LARGE = ACONFIGURATION_SCREENSIZE_LARGE,
+        SCREENSIZE_XLARGE = ACONFIGURATION_SCREENSIZE_XLARGE,
         
         // screenLayout bits for wide/long screen variation.
         MASK_SCREENLONG = 0x30,
-        SCREENLONG_ANY = 0x00,
-        SCREENLONG_NO = 0x10,
-        SCREENLONG_YES = 0x20,
+        SHIFT_SCREENLONG = 4,
+        SCREENLONG_ANY = ACONFIGURATION_SCREENLONG_ANY << SHIFT_SCREENLONG,
+        SCREENLONG_NO = ACONFIGURATION_SCREENLONG_NO << SHIFT_SCREENLONG,
+        SCREENLONG_YES = ACONFIGURATION_SCREENLONG_YES << SHIFT_SCREENLONG,
     };
     
     enum {
         // uiMode bits for the mode type.
         MASK_UI_MODE_TYPE = 0x0f,
-        UI_MODE_TYPE_ANY = 0x00,
-        UI_MODE_TYPE_NORMAL = 0x01,
-        UI_MODE_TYPE_DESK = 0x02,
-        UI_MODE_TYPE_CAR = 0x03,
+        UI_MODE_TYPE_ANY = ACONFIGURATION_UI_MODE_TYPE_ANY,
+        UI_MODE_TYPE_NORMAL = ACONFIGURATION_UI_MODE_TYPE_NORMAL,
+        UI_MODE_TYPE_DESK = ACONFIGURATION_UI_MODE_TYPE_DESK,
+        UI_MODE_TYPE_CAR = ACONFIGURATION_UI_MODE_TYPE_CAR,
 
         // uiMode bits for the night switch.
         MASK_UI_MODE_NIGHT = 0x30,
-        UI_MODE_NIGHT_ANY = 0x00,
-        UI_MODE_NIGHT_NO = 0x10,
-        UI_MODE_NIGHT_YES = 0x20,
+        SHIFT_UI_MODE_NIGHT = 4,
+        UI_MODE_NIGHT_ANY = ACONFIGURATION_UI_MODE_NIGHT_ANY << SHIFT_UI_MODE_NIGHT,
+        UI_MODE_NIGHT_NO = ACONFIGURATION_UI_MODE_NIGHT_NO << SHIFT_UI_MODE_NIGHT,
+        UI_MODE_NIGHT_YES = ACONFIGURATION_UI_MODE_NIGHT_YES << SHIFT_UI_MODE_NIGHT,
     };
 
     union {
@@ -1023,19 +1028,19 @@ struct ResTable_config
     // match the corresponding ones in android.content.pm.ActivityInfo and
     // attrs_manifest.xml.
     enum {
-        CONFIG_MCC = 0x0001,
-        CONFIG_MNC = 0x0002,
-        CONFIG_LOCALE = 0x0004,
-        CONFIG_TOUCHSCREEN = 0x0008,
-        CONFIG_KEYBOARD = 0x0010,
-        CONFIG_KEYBOARD_HIDDEN = 0x0020,
-        CONFIG_NAVIGATION = 0x0040,
-        CONFIG_ORIENTATION = 0x0080,
-        CONFIG_DENSITY = 0x0100,
-        CONFIG_SCREEN_SIZE = 0x0200,
-        CONFIG_VERSION = 0x0400,
-        CONFIG_SCREEN_LAYOUT = 0x0800,
-        CONFIG_UI_MODE = 0x1000
+        CONFIG_MCC = ACONFIGURATION_MCC,
+        CONFIG_MNC = ACONFIGURATION_MCC,
+        CONFIG_LOCALE = ACONFIGURATION_LOCALE,
+        CONFIG_TOUCHSCREEN = ACONFIGURATION_TOUCHSCREEN,
+        CONFIG_KEYBOARD = ACONFIGURATION_KEYBOARD,
+        CONFIG_KEYBOARD_HIDDEN = ACONFIGURATION_KEYBOARD_HIDDEN,
+        CONFIG_NAVIGATION = ACONFIGURATION_NAVIGATION,
+        CONFIG_ORIENTATION = ACONFIGURATION_ORIENTATION,
+        CONFIG_DENSITY = ACONFIGURATION_DENSITY,
+        CONFIG_SCREEN_SIZE = ACONFIGURATION_SCREEN_SIZE,
+        CONFIG_VERSION = ACONFIGURATION_VERSION,
+        CONFIG_SCREEN_LAYOUT = ACONFIGURATION_SCREEN_LAYOUT,
+        CONFIG_UI_MODE = ACONFIGURATION_UI_MODE
     };
     
     // Compare two configuration, returning CONFIG_* flags set for each value