key_shifts(3)

NAME
key_shifts

SYNOPSIS
#include <allegro.h>

extern volatile int key_shifts;

DESCRIPTION
Bitmask containing the current state of shift/ctrl/alt, the special Windows keys, and the accent escape characters. Wherever possible this value will be updated asynchronously, but if keyboard_needs_poll() returns TRUE, you must manually call poll_keyboard() to update it with the current input state. This can contain any of the flags:
   KB_SHIFT_FLAG
   KB_CTRL_FLAG
   KB_ALT_FLAG
   KB_LWIN_FLAG
   KB_RWIN_FLAG
   KB_MENU_FLAG
   KB_SCROLOCK_FLAG
   KB_NUMLOCK_FLAG
   KB_CAPSLOCK_FLAG
   KB_INALTSEQ_FLAG
   KB_ACCENT1_FLAG
   KB_ACCENT2_FLAG
   KB_ACCENT3_FLAG
   KB_ACCENT4_FLAG

SEE ALSO
install_keyboard(3), poll_keyboard(3), key(3)