src/key.h

   1 #ifndef MC_KEY_H
   2 #define MC_KEY_H
   3
   4 void init_key (void);
   5 void init_key_input_fd (void);
   6 void done_key (void);
   7
   8 struct Gpm_Event;
   9 int get_event (struct Gpm_Event *event, int redo_event, int block);
  10 int is_idle (void);
  11
  12 int mi_getch (void);
  13 /* Possible return values from get_event: */
  14 #define EV_MOUSE   -2
  15 #define EV_NONE    -1
  16
  17
  18 /*
  19  * Internal representation of the key modifiers.  It is used in the
  20  * sequence tables and the keycodes in the mc sources.
  21  */
  22 #define KEY_M_SHIFT 0x1000
  23 #define KEY_M_ALT   0x2000
  24 #define KEY_M_CTRL  0x4000
  25 #define KEY_M_MASK  0x7000
  26
  27 extern int double_click_speed;
  28 extern int old_esc_mode;
  29 extern int irix_fn_keys;
  30 extern int use_8th_bit_as_meta;
  31
  32 /* While waiting for input, the program can select on more than one file */
  33
  34 typedef int (*select_fn)(int fd, void *info);
  35
  36 /* Channel manipulation */
  37 void add_select_channel    (int fd, select_fn callback, void *info);
  38 void delete_select_channel (int fd);
  39 void remove_select_channel (int fd);
  40
  41 /* Activate/deactivate the channel checking */
  42 void channels_up (void);
  43 void channels_down (void);
  44
  45 /* Abort/Quit chars */
  46 int is_abort_char (int c);
  47 int is_quit_char (int c);
  48
  49 #define XCTRL(x) (KEY_M_CTRL | ((x) & 31))
  50 #define ALT(x) (KEY_M_ALT | (unsigned int)(x))
  51
  52 /* To define sequences and return codes */
  53 #define MCKEY_NOACTION  0
  54 #define MCKEY_ESCAPE    1
  55
  56 /* Return code for the mouse sequence */
  57 #define MCKEY_MOUSE     -2
  58
  59 int define_sequence (int code, const char *seq, int action);
  60
  61 /* internally used in key.c, defined in keyxtra.c */
  62 void load_xtra_key_defines (void);
  63
  64 /* Learn a single key */
  65 char *learn_key (void);
  66
  67 /* Returns a key code (interpreted) */
  68 int get_key_code (int nodelay);
  69
  70 typedef const struct {
  71     int code;
  72     const char *name;
  73     const char *longname;
  74 } key_code_name_t;
  75
  76 extern key_code_name_t key_name_conv_tab [];
  77
  78 /* Set keypad mode (xterm and linux console only) */
  79 void numeric_keypad_mode (void);
  80 void application_keypad_mode (void);
  81
  82 #endif