1 450a89f7 2021-07-12 op /*
 2 450a89f7 2021-07-12 op  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
 3 450a89f7 2021-07-12 op  *
 4 450a89f7 2021-07-12 op  * Permission to use, copy, modify, and distribute this software for any
 5 450a89f7 2021-07-12 op  * purpose with or without fee is hereby granted, provided that the above
 6 450a89f7 2021-07-12 op  * copyright notice and this permission notice appear in all copies.
 7 450a89f7 2021-07-12 op  *
 8 450a89f7 2021-07-12 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 9 450a89f7 2021-07-12 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 450a89f7 2021-07-12 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 450a89f7 2021-07-12 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 450a89f7 2021-07-12 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 450a89f7 2021-07-12 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 450a89f7 2021-07-12 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 450a89f7 2021-07-12 op  */
16 450a89f7 2021-07-12 op 
17 450a89f7 2021-07-12 op #ifndef MINIBUFFER_H
18 450a89f7 2021-07-12 op #define MINIBUFFER_H
19 450a89f7 2021-07-12 op 
20 450a89f7 2021-07-12 op #include "telescope.h"
21 450a89f7 2021-07-12 op 
22 e5a2797f 2021-07-13 op /* need to be true-ish */
23 e5a2797f 2021-07-13 op #define MB_READ		1
24 e5a2797f 2021-07-13 op #define MB_COMPREAD	2
25 e5a2797f 2021-07-13 op 
26 b1e1e41a 2021-07-14 op /*
27 b1e1e41a 2021-07-14 op  * Completion provider function.  These functions are called
28 b1e1e41a 2021-07-14 op  * asynchronously.  The function should compute the next completion
29 b1e1e41a 2021-07-14 op  * using the given parameter `state' and modify it eventually.  To
30 b1e1e41a 2021-07-14 op  * signal the end of the completions, complfn should return NULL: the
31 b1e1e41a 2021-07-14 op  * value of state will then be discarded and the function never called
32 65601367 2021-07-14 op  * again.  The second parameter is some extra metadata per-line; it'll
33 b3be07ea 2021-07-18 op  * be available as line->data on the selected line during the
34 b3be07ea 2021-07-18 op  * minibuffer lifecycle.  The third parameter is an extra description
35 b3be07ea 2021-07-18 op  * field for the current item.
36 b1e1e41a 2021-07-14 op  */
37 b3be07ea 2021-07-18 op typedef const char *(complfn)(void **, void **, const char **);
38 e5a2797f 2021-07-13 op 
39 b1e1e41a 2021-07-14 op struct ministate {
40 b1e1e41a 2021-07-14 op 	char		*curmesg;
41 b1e1e41a 2021-07-14 op 
42 b1e1e41a 2021-07-14 op 	char		 prompt[64];
43 b1e1e41a 2021-07-14 op 	void		 (*donefn)(void);
44 b1e1e41a 2021-07-14 op 	void		 (*abortfn)(void);
45 b1e1e41a 2021-07-14 op 
46 b1e1e41a 2021-07-14 op 	char		 buf[1025];
47 b1e1e41a 2021-07-14 op 	struct line	 line;
48 b1e1e41a 2021-07-14 op 	struct vline	 vline;
49 b1e1e41a 2021-07-14 op 	struct buffer	 buffer;
50 b1e1e41a 2021-07-14 op 
51 b1e1e41a 2021-07-14 op 	struct histhead	*history;
52 b1e1e41a 2021-07-14 op 	struct hist	*hist_cur;
53 b1e1e41a 2021-07-14 op 	size_t		 hist_off;
54 b1e1e41a 2021-07-14 op 
55 b1e1e41a 2021-07-14 op 	struct {
56 b1e1e41a 2021-07-14 op 		struct buffer	 buffer;
57 b1e1e41a 2021-07-14 op 		complfn		*fn;
58 b1e1e41a 2021-07-14 op 		void		*data;
59 b1e1e41a 2021-07-14 op 	} compl;
60 b1e1e41a 2021-07-14 op };
61 b1e1e41a 2021-07-14 op extern struct ministate ministate;
62 b1e1e41a 2021-07-14 op 
63 b1e1e41a 2021-07-14 op extern struct buffer minibufferwin;
64 b1e1e41a 2021-07-14 op 
65 b1e1e41a 2021-07-14 op void	 recompute_completions(int);
66 b1e1e41a 2021-07-14 op 
67 77a48529 2021-07-14 op void	 minibuffer_taint_hist(void);
68 77a48529 2021-07-14 op void	 minibuffer_self_insert(void);
69 40fbc354 2021-07-14 op void	 sensible_self_insert(void);
70 77a48529 2021-07-14 op void	 eecmd_self_insert(void);
71 77a48529 2021-07-14 op void	 eecmd_select(void);
72 77a48529 2021-07-14 op void	 ir_self_insert(void);
73 77a48529 2021-07-14 op void	 ir_select(void);
74 77a48529 2021-07-14 op void	 lu_select(void);
75 77a48529 2021-07-14 op void	 bp_select(void);
76 77a48529 2021-07-14 op void	 ts_select(void);
77 753c6ac7 2021-07-14 op void	 ls_select(void);
78 753c6ac7 2021-07-14 op void	 swiper_select(void);
79 edd9a650 2021-07-15 op void	 toc_select(void);
80 77a48529 2021-07-14 op 
81 450a89f7 2021-07-12 op void	 enter_minibuffer(void(*)(void), void(*)(void), void(*)(void),
82 e5a2797f 2021-07-13 op     struct histhead *,
83 e5a2797f 2021-07-13 op     complfn *, void *);
84 e5a2797f 2021-07-13 op 
85 450a89f7 2021-07-12 op void	 exit_minibuffer(void);
86 450a89f7 2021-07-12 op void	 yornp(const char *, void (*)(int, struct tab *), struct tab *);
87 e5a2797f 2021-07-13 op 
88 e5a2797f 2021-07-13 op /*
89 e5a2797f 2021-07-13 op  * completing_read asks the user for something using the minibuffer.
90 e5a2797f 2021-07-13 op  * The first argument is the string prompt.  The second and third are
91 e5a2797f 2021-07-13 op  * the callback to call when done and the data; the callback function
92 b1e1e41a 2021-07-14 op  * can't be NULL.
93 e5a2797f 2021-07-13 op  */
94 450a89f7 2021-07-12 op void	 completing_read(const char *,
95 b1e1e41a 2021-07-14 op     void (*)(const char *, struct tab *), struct tab *);
96 450a89f7 2021-07-12 op 
97 450a89f7 2021-07-12 op #endif