This change is a followup of I948ef26f
Automatic Temporary Upper Case mode acts like Normal mode until shift
key is pressed. However, after shift key is pressed, it acts like
Manual Temporary Upper Case mode.
Bug: 3193390
Change-Id: Id3d7a38a1f5905322cd46ded36b1db26576d49af
With this change,
- Shift and Shift lock state of keyboard is maintained by
LatinKeyboard.ShiftState.
- Shift key state is maintained by ShiftKeyState object in
KeyboardSwitcher.
- LatinIME informs KeyboardSwitcher that shift key press, release and
long press and KeyboardSwitcher determines which state LatinKeyboard
and ShiftLeyState should be.
Bug: 3193390
Change-Id: I948ef26fda512eb1cb0ebddc89d322c4f4f4d670