1 /*
2  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef UI_H
18 #define UI_H
19 
20 #include "telescope.h"
21 
22 extern int	 body_lines;
23 extern int	 body_cols;
24 extern int	 in_minibuffer;
25 
26 extern struct kmap global_map, minibuffer_map, *current_map, *base_map;
27 
28 struct excursion {
29 	int		 curs_x, curs_y;
30 	size_t		 line_off;
31 	struct vline	*current_line;
32 	size_t		 cpoff;
33 };
34 
35 enum pairs {
36 	PTL_BG = 1,
37 	PTL_TAB,
38 	PTL_CURR,
39 
40 	PBODY,
41 	PBLEFT,
42 	PBRIGHT,
43 
44 	PT,
45 	PT_PRFX,
46 	PT_TRAIL,
47 	PL,
48 	PL_PRFX,
49 	PL_TRAIL,
50 	PT1,
51 	PT1_PRFX,
52 	PT1_TRAIL,
53 	PT2,
54 	PT2_PRFX,
55 	PT2_TRAIL,
56 	PT3,
57 	PT3_PRFX,
58 	PT3_TRAIL,
59 	PI,
60 	PI_PRFX,
61 	PI_TRAIL,
62 	PQ,
63 	PQ_PRFX,
64 	PQ_TRAIL,
65 	PPSTART,
66 	PPSTART_PRFX,
67 	PPSTART_TRAIL,
68 	PP,
69 	PP_PRFX,
70 	PP_TRAIL,
71 	PPEND,
72 	PPEND_PRFX,
73 	PPEND_TRAIL,
74 
75 	PMODELINE,
76 
77 	PMINIBUF,
78 };
79 
80 struct thiskey {
81 	short meta;
82 	int key;
83 	uint32_t cp;
84 };
85 extern struct thiskey thiskey;
86 
87 extern struct histhead eecmd_history,
88 	ir_history,
89 	lu_history,
90 	read_history;
91 
92 struct ministate {
93 	char		*curmesg;
94 
95 	char		 prompt[64];
96 	void		 (*donefn)(void);
97 	void		 (*abortfn)(void);
98 
99 	char		 buf[1025];
100 	struct line	 line;
101 	struct vline	 vline;
102 	struct buffer	 buffer;
103 
104 	struct histhead	*history;
105 	struct hist	*hist_cur;
106 	size_t		 hist_off;
107 };
108 extern struct ministate ministate;
109 
110 void		 save_excursion(struct excursion *, struct buffer *);
111 void		 restore_excursion(struct excursion *, struct buffer *);
112 void		 global_key_unbound(void);
113 void		 minibuffer_taint_hist(void);
114 void		 eecmd_self_insert(void);
115 void		 eecmd_select(void);
116 void		 ir_self_insert(void);
117 void		 ir_select(void);
118 void		 lu_self_insert(void);
119 void		 lu_select(void);
120 void		 bp_select(void);
121 void		 vmessage(const char *, va_list);
122 void		 message(const char *, ...) __attribute__((format(printf, 1, 2)));
123 void		 start_loading_anim(struct tab *);
124 void		 load_url_in_tab(struct tab *, const char *);
125 void		 switch_to_tab(struct tab *);
126 struct tab	*current_tab(void);
127 struct buffer	*current_buffer(void);
128 struct tab	*new_tab(const char *);
129 unsigned int	 tab_new_id(void);
130 int		 ui_init(void);
131 void		 ui_on_tab_loaded(struct tab *);
132 void		 ui_on_tab_refresh(struct tab *);
133 const char	*ui_keyname(int);
134 void		 ui_toggle_side_window(void);
135 void		 ui_schedule_redraw(void);
136 void		 ui_require_input(struct tab *, int);
137 void		 ui_read(const char *, void (*)(const char *, unsigned int), unsigned int);
138 void		 ui_yornp(const char *, void (*)(int, struct tab *), struct tab *);
139 void		 ui_end(void);
140 
141 #endif