| 1 | /* echo-area.h -- Functions used in reading information from the echo area.
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| 2 | $Id: echo-area.h,v 1.4 2004/08/07 22:03:08 karl Exp $
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| 3 |
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| 4 | This file is part of GNU Info, a program for reading online documentation
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| 5 | stored in Info format.
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| 6 |
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| 7 | Copyright (C) 1993, 1997, 2004 Free Software Foundation, Inc.
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| 8 |
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| 9 | This program is free software; you can redistribute it and/or modify
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| 10 | it under the terms of the GNU General Public License as published by
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| 11 | the Free Software Foundation; either version 2, or (at your option)
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| 12 | any later version.
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| 13 |
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| 14 | This program is distributed in the hope that it will be useful,
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| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 17 | GNU General Public License for more details.
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| 18 |
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| 19 | You should have received a copy of the GNU General Public License
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| 20 | along with this program; if not, write to the Free Software
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| 21 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 22 |
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| 23 | Written by Brian Fox (bfox@ai.mit.edu). */
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| 24 |
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| 25 | #ifndef INFO_ECHO_AREA_H
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| 26 | #define INFO_ECHO_AREA_H
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| 27 |
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| 28 | #define EA_MAX_INPUT 256
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| 29 |
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| 30 | extern int echo_area_is_active, info_aborted_echo_area;
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| 31 |
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| 32 | /* Non-zero means that the last command executed while reading input
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| 33 | killed some text. */
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| 34 | extern int echo_area_last_command_was_kill;
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| 35 |
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| 36 | extern void inform_in_echo_area (const char *message);
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| 37 | extern void echo_area_inform_of_deleted_window (WINDOW *window);
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| 38 | extern void echo_area_prep_read (void);
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| 39 | extern VFunction *ea_last_executed_command;
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| 40 | extern char * info_read_completing_internal (WINDOW *window, char *prompt,
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| 41 | REFERENCE **completions, int force);
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| 42 |
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| 43 | /* Read a line of text in the echo area. Return a malloc ()'ed string,
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| 44 | or NULL if the user aborted out of this read. WINDOW is the currently
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| 45 | active window, so that we can restore it when we need to. PROMPT, if
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| 46 | non-null, is a prompt to print before reading the line. */
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| 47 | extern char *info_read_in_echo_area (WINDOW *window, char *prompt);
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| 48 |
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| 49 | /* Read a line in the echo area with completion over COMPLETIONS.
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| 50 | Takes arguments of WINDOW, PROMPT, and COMPLETIONS, a REFERENCE **. */
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| 51 | char *info_read_completing_in_echo_area (WINDOW *window,
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| 52 | char *prompt, REFERENCE **completions);
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| 53 |
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| 54 | /* Read a line in the echo area allowing completion over COMPLETIONS, but
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| 55 | not requiring it. Takes arguments of WINDOW, PROMPT, and COMPLETIONS,
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| 56 | a REFERENCE **. */
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| 57 | extern char *info_read_maybe_completing (WINDOW *window,
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| 58 | char *prompt, REFERENCE **completions);
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| 59 |
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| 60 | extern void ea_insert (WINDOW *window, int count, unsigned char key);
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| 61 | extern void ea_quoted_insert (WINDOW *window, int count, unsigned char key);
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| 62 | extern void ea_beg_of_line (WINDOW *window, int count, unsigned char key);
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| 63 | extern void ea_backward (WINDOW *window, int count, unsigned char key);
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| 64 | extern void ea_delete (WINDOW *window, int count, unsigned char key);
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| 65 | extern void ea_end_of_line (WINDOW *window, int count, unsigned char key);
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| 66 | extern void ea_forward (WINDOW *window, int count, unsigned char key);
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| 67 | extern void ea_abort (WINDOW *window, int count, unsigned char key);
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| 68 | extern void ea_rubout (WINDOW *window, int count, unsigned char key);
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| 69 | extern void ea_complete (WINDOW *window, int count, unsigned char key);
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| 70 | extern void ea_newline (WINDOW *window, int count, unsigned char key);
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| 71 | extern void ea_kill_line (WINDOW *window, int count, unsigned char key);
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| 72 | extern void ea_backward_kill_line (WINDOW *window, int count, unsigned char key);
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| 73 | extern void ea_transpose_chars (WINDOW *window, int count, unsigned char key);
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| 74 | extern void ea_yank (WINDOW *window, int count, unsigned char key);
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| 75 | extern void ea_tab_insert (WINDOW *window, int count, unsigned char key);
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| 76 | extern void ea_possible_completions (WINDOW *window, int count, unsigned char key);
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| 77 | extern void ea_backward_word (WINDOW *window, int count, unsigned char key);
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| 78 | extern void ea_kill_word (WINDOW *window, int count, unsigned char key);
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| 79 | extern void ea_forward_word (WINDOW *window, int count, unsigned char key);
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| 80 | extern void ea_yank_pop (WINDOW *window, int count, unsigned char key);
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| 81 | extern void ea_backward_kill_word (WINDOW *window, int count, unsigned char key);
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| 82 | extern void ea_scroll_completions_window (WINDOW *window, int count,
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| 83 | unsigned char key);
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| 84 |
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| 85 | #endif /* not INFO_ECHO_AREA_H */
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