1 f26f1205 2022-02-09 op /*
  2 f26f1205 2022-02-09 op  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
  3 f26f1205 2022-02-09 op  *
  4 f26f1205 2022-02-09 op  * Permission to use, copy, modify, and distribute this software for any
  5 f26f1205 2022-02-09 op  * purpose with or without fee is hereby granted, provided that the above
  6 f26f1205 2022-02-09 op  * copyright notice and this permission notice appear in all copies.
  7 f26f1205 2022-02-09 op  *
  8 f26f1205 2022-02-09 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 f26f1205 2022-02-09 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 f26f1205 2022-02-09 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 f26f1205 2022-02-09 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 f26f1205 2022-02-09 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 f26f1205 2022-02-09 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 f26f1205 2022-02-09 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 f26f1205 2022-02-09 op  */
 16 f26f1205 2022-02-09 op 
 17 f26f1205 2022-02-09 op #ifndef MINIBUFFER_H
 18 f26f1205 2022-02-09 op #define MINIBUFFER_H
 19 f26f1205 2022-02-09 op 
 20 f26f1205 2022-02-09 op #include "telescope.h"
 21 f26f1205 2022-02-09 op 
 22 f26f1205 2022-02-09 op /* need to be true-ish */
 23 f26f1205 2022-02-09 op #define MB_READ		1
 24 f26f1205 2022-02-09 op #define MB_COMPREAD	2
 25 f26f1205 2022-02-09 op 
 26 f26f1205 2022-02-09 op /*
 27 f26f1205 2022-02-09 op  * Completion provider function.  These functions are called
 28 f26f1205 2022-02-09 op  * asynchronously.  The function should compute the next completion
 29 f26f1205 2022-02-09 op  * using the given parameter `state' and modify it eventually.  To
 30 f26f1205 2022-02-09 op  * signal the end of the completions, complfn should return NULL: the
 31 f26f1205 2022-02-09 op  * value of state will then be discarded and the function never called
 32 f26f1205 2022-02-09 op  * again.  The second parameter is some extra metadata per-line; it'll
 33 f26f1205 2022-02-09 op  * be available as line->data on the selected line during the
 34 f26f1205 2022-02-09 op  * minibuffer lifecycle.  The third parameter is an extra description
 35 f26f1205 2022-02-09 op  * field for the current item.
 36 f26f1205 2022-02-09 op  */
 37 f26f1205 2022-02-09 op typedef const char *(complfn)(void **, void **, const char **);
 38 f26f1205 2022-02-09 op 
 39 f26f1205 2022-02-09 op extern struct histhead eecmd_history,
 40 f26f1205 2022-02-09 op 	ir_history,
 41 f26f1205 2022-02-09 op 	lu_history,
 42 f26f1205 2022-02-09 op 	read_history;
 43 f26f1205 2022-02-09 op 
 44 f26f1205 2022-02-09 op struct ministate {
 45 f26f1205 2022-02-09 op 	char		*curmesg;
 46 f26f1205 2022-02-09 op 
 47 f26f1205 2022-02-09 op 	char		 prompt[64];
 48 f26f1205 2022-02-09 op 	void		 (*donefn)(void);
 49 f26f1205 2022-02-09 op 	void		 (*abortfn)(void);
 50 f26f1205 2022-02-09 op 
 51 f26f1205 2022-02-09 op 	char		 buf[1025];
 52 f26f1205 2022-02-09 op 	struct line	 line;
 53 f26f1205 2022-02-09 op 	struct vline	 vline;
 54 f26f1205 2022-02-09 op 	struct buffer	 buffer;
 55 f26f1205 2022-02-09 op 
 56 f26f1205 2022-02-09 op 	struct histhead	*history;
 57 f26f1205 2022-02-09 op 	struct hist	*hist_cur;
 58 f26f1205 2022-02-09 op 	size_t		 hist_off;
 59 f26f1205 2022-02-09 op 
 60 f26f1205 2022-02-09 op 	struct {
 61 f26f1205 2022-02-09 op 		struct buffer	 buffer;
 62 f26f1205 2022-02-09 op 		complfn		*fn;
 63 f26f1205 2022-02-09 op 		void		*data;
 64 27dbcaab 2022-04-13 op 		int		 must_select;
 65 f26f1205 2022-02-09 op 	} compl;
 66 f26f1205 2022-02-09 op };
 67 f26f1205 2022-02-09 op extern struct ministate	 ministate;
 68 f26f1205 2022-02-09 op 
 69 f26f1205 2022-02-09 op extern struct buffer	 minibufferwin;
 70 f26f1205 2022-02-09 op extern int		 in_minibuffer;
 71 f26f1205 2022-02-09 op 
 72 f26f1205 2022-02-09 op void	 recompute_completions(int);
 73 f26f1205 2022-02-09 op int	 minibuffer_insert_current_candidate(void);
 74 f26f1205 2022-02-09 op void	 minibuffer_taint_hist(void);
 75 f26f1205 2022-02-09 op void	 minibuffer_self_insert(void);
 76 f26f1205 2022-02-09 op void	 sensible_self_insert(void);
 77 f26f1205 2022-02-09 op void	 eecmd_select(void);
 78 f26f1205 2022-02-09 op void	 ir_select_gemini(void);
 79 f26f1205 2022-02-09 op void	 ir_select_reply(void);
 80 f26f1205 2022-02-09 op void	 ir_select_gopher(void);
 81 f26f1205 2022-02-09 op void	 lu_select(void);
 82 f26f1205 2022-02-09 op void	 bp_select(void);
 83 f26f1205 2022-02-09 op void	 ts_select(void);
 84 f26f1205 2022-02-09 op void	 ls_select(void);
 85 f26f1205 2022-02-09 op void	 swiper_select(void);
 86 f26f1205 2022-02-09 op void	 toc_select(void);
 87 f26f1205 2022-02-09 op 
 88 f26f1205 2022-02-09 op void	 enter_minibuffer(void(*)(void), void(*)(void), void(*)(void),
 89 27dbcaab 2022-04-13 op     struct histhead *, complfn *, void *, int);
 90 f26f1205 2022-02-09 op 
 91 f26f1205 2022-02-09 op void	 exit_minibuffer(void);
 92 f26f1205 2022-02-09 op void	 yornp(const char *, void (*)(int, struct tab *), struct tab *);
 93 f26f1205 2022-02-09 op 
 94 f26f1205 2022-02-09 op /*
 95 f26f1205 2022-02-09 op  * minibuffer_read asks the user for something using the minibuffer.
 96 f26f1205 2022-02-09 op  * The first argument is the string prompt.  The second and third are
 97 f26f1205 2022-02-09 op  * the callback to call when done and the data; the callback function
 98 f26f1205 2022-02-09 op  * can't be NULL.
 99 f26f1205 2022-02-09 op  */
100 f26f1205 2022-02-09 op void	 minibuffer_read(const char *,
101 f26f1205 2022-02-09 op     void (*)(const char *, struct tab *), struct tab *);
102 f26f1205 2022-02-09 op 
103 f26f1205 2022-02-09 op void	 vmessage(const char *, va_list);
104 f26f1205 2022-02-09 op void	 message(const char *, ...) __attribute__((format(printf, 1, 2)));
105 f26f1205 2022-02-09 op void	 minibuffer_init(void);
106 f26f1205 2022-02-09 op 
107 f26f1205 2022-02-09 op #endif