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/** \file key.h
* \brief Header: keyboard support routines
*/
#ifndef MC__KEY_H
#define MC__KEY_H
#include "lib/global.h" /* <glib.h> */
#include "tty.h" /* KEY_F macro */
/*** typedefs(not structures) and defined constants **********************************************/
/* Possible return values from tty_get_event: */
#define EV_MOUSE -2
#define EV_NONE -1
/*
* Internal representation of the key modifiers. It is used in the
* sequence tables and the keycodes in the mc sources.
*/
#define KEY_M_SHIFT 0x1000
#define KEY_M_ALT 0x2000
#define KEY_M_CTRL 0x4000
#define KEY_M_MASK 0x7000
#define XCTRL(x) (KEY_M_CTRL | ((x) & 0x1F))
#define ALT(x) (KEY_M_ALT | (unsigned int)(x))
/* To define sequences and return codes */
#define MCKEY_NOACTION 0
#define MCKEY_ESCAPE 1
/* Return code for the mouse sequence */
#define MCKEY_MOUSE -2
/* Return code for the extended mouse sequence */
#define MCKEY_EXTENDED_MOUSE -3
/* Return code for brackets of bracketed paste mode */
#define MCKEY_BRACKETED_PASTING_START -4
#define MCKEY_BRACKETED_PASTING_END -5
/*** enums ***************************************************************************************/
/*** structures declarations (and typedefs of structures)*****************************************/
typedef struct
{
int code;
const char *name;
const char *longname;
const char *shortcut;
} key_code_name_t;
struct Gpm_Event;
/*** global variables defined in .c file *********************************************************/
extern const key_code_name_t key_name_conv_tab[];
extern int old_esc_mode_timeout;
extern int double_click_speed;
extern gboolean old_esc_mode;
extern gboolean use_8th_bit_as_meta;
extern int mou_auto_repeat;
extern gboolean bracketed_pasting_in_progress;
/*** declarations of public functions ************************************************************/
gboolean define_sequence (int code, const char *seq, int action);
void init_key (void);
void init_key_input_fd (void);
void done_key (void);
long lookup_key (const char *name, char **label);
char *lookup_key_by_code (const int keycode);
/* mouse support */
int tty_get_event (struct Gpm_Event *event, gboolean redo_event, gboolean block);
gboolean is_idle (void);
int tty_getch (void);
/* While waiting for input, the program can select on more than one file */
typedef int (*select_fn) (int fd, void *info);
/* Channel manipulation */
void add_select_channel (int fd, select_fn callback, void *info);
void delete_select_channel (int fd);
/* Activate/deactivate the channel checking */
void channels_up (void);
void channels_down (void);
/* internally used in key.c, defined in keyxtra.c */
void load_xtra_key_defines (void);
/* Learn a single key */
char *learn_key (void);
/* Returns a key code (interpreted) */
int get_key_code (int nodelay);
/* Set keypad mode (xterm and linux console only) */
void numeric_keypad_mode (void);
void application_keypad_mode (void);
/* Bracketed paste mode */
void enable_bracketed_paste (void);
void disable_bracketed_paste (void);
/*** inline functions ****************************************************************************/
static inline gboolean
is_abort_char (int c)
{
return ((c == (int) ESC_CHAR) || (c == (int) KEY_F (10)));
}
#endif /* MC_KEY_H */
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