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/** \file input_common.h
Header file for the low level input library
*/
#ifndef INPUT_COMMON_H
#define INPUT_COMMON_H
#include <stddef.h>
#include "common.h"
enum
{
R_MIN = INPUT_COMMON_BASE,
// R_NULL is sometimes returned by the input when a character was requested
// but none could be delivered, or when an exception happened.
R_NULL = R_MIN,
R_EOF,
// Key codes for inputrc-style keyboard functions that are passed on
// to the caller of input_read().
//
// NOTE: If you modify this sequence of symbols you must update the
// name_arr, code_arr and desc_arr variables in input.cpp to match!
R_BEGINNING_OF_LINE,
R_END_OF_LINE,
R_FORWARD_CHAR,
R_BACKWARD_CHAR,
R_FORWARD_WORD,
R_BACKWARD_WORD,
R_FORWARD_BIGWORD,
R_BACKWARD_BIGWORD,
R_HISTORY_SEARCH_BACKWARD,
R_HISTORY_SEARCH_FORWARD,
R_DELETE_CHAR,
R_BACKWARD_DELETE_CHAR,
R_KILL_LINE,
R_YANK,
R_YANK_POP,
R_COMPLETE,
R_COMPLETE_AND_SEARCH,
R_BEGINNING_OF_HISTORY,
R_END_OF_HISTORY,
R_BACKWARD_KILL_LINE,
R_KILL_WHOLE_LINE,
R_KILL_WORD,
R_KILL_BIGWORD,
R_BACKWARD_KILL_WORD,
R_BACKWARD_KILL_PATH_COMPONENT,
R_BACKWARD_KILL_BIGWORD,
R_HISTORY_TOKEN_SEARCH_BACKWARD,
R_HISTORY_TOKEN_SEARCH_FORWARD,
R_SELF_INSERT,
R_TRANSPOSE_CHARS,
R_TRANSPOSE_WORDS,
R_UPCASE_WORD,
R_DOWNCASE_WORD,
R_CAPITALIZE_WORD,
R_VI_ARG_DIGIT,
R_VI_DELETE_TO,
R_EXECUTE,
R_BEGINNING_OF_BUFFER,
R_END_OF_BUFFER,
R_REPAINT,
R_FORCE_REPAINT,
R_UP_LINE,
R_DOWN_LINE,
R_SUPPRESS_AUTOSUGGESTION,
R_ACCEPT_AUTOSUGGESTION,
R_BEGIN_SELECTION,
R_SWAP_SELECTION_START_STOP,
R_END_SELECTION,
R_KILL_SELECTION,
R_FORWARD_JUMP,
R_BACKWARD_JUMP,
R_AND,
R_CANCEL,
R_MAX = R_CANCEL,
// This is a special psuedo-char that is not used other than to mark the
// end of the the special characters so we can sanity check the enum range.
R_SENTINAL
};
/**
Init the library
*/
void input_common_init(int (*ih)());
/**
Free memory used by the library
*/
void input_common_destroy();
// Adjust the escape timeout.
void update_wait_on_escape_ms();
/**
Function used by input_readch to read bytes from stdin until enough
bytes have been read to convert them to a wchar_t. Conversion is
done using mbrtowc. If a character has previously been read and
then 'unread' using \c input_common_unreadch, that character is
returned. If timed is true, readch2 will wait at most
WAIT_ON_ESCAPE milliseconds for a character to be available for
reading before returning with the value WEOF.
*/
wchar_t input_common_readch(int timed);
/**
Enqueue a character or a readline function to the queue of unread
characters that input_readch will return before actually reading from fd
0.
*/
void input_common_queue_ch(wint_t ch);
/**
Add a character or a readline function to the front of the queue of unread
characters. This will be the first character returned by input_readch
(unless this function is called more than once).
*/
void input_common_next_ch(wint_t ch);
/** Adds a callback to be invoked at the next turn of the "event loop." The callback function will be invoked and passed arg. */
void input_common_add_callback(void (*callback)(void *), void *arg);
#endif
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