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 	struct vline	*top_line;
33 	size_t		 cpoff;
34 };
35 
36 enum pairs {
37 	PTL_BG = 1,
38 	PTL_TAB,
39 	PTL_CURR,
40 
41 	PBODY,
42 	PBLEFT,
43 	PBRIGHT,
44 
45 	PT,
46 	PT_PRFX,
47 	PT_TRAIL,
48 	PL,
49 	PL_PRFX,
50 	PL_TRAIL,
51 	PT1,
52 	PT1_PRFX,
53 	PT1_TRAIL,
54 	PT2,
55 	PT2_PRFX,
56 	PT2_TRAIL,
57 	PT3,
58 	PT3_PRFX,
59 	PT3_TRAIL,
60 	PI,
61 	PI_PRFX,
62 	PI_TRAIL,
63 	PQ,
64 	PQ_PRFX,
65 	PQ_TRAIL,
66 	PPSTART,
67 	PPSTART_PRFX,
68 	PPSTART_TRAIL,
69 	PP,
70 	PP_PRFX,
71 	PP_TRAIL,
72 	PPEND,
73 	PPEND_PRFX,
74 	PPEND_TRAIL,
75 
76 	PCOMPL_PRFX,
77 	PCOMPL,
78 	PCOMPL_TRAIL,
79 
80 	PCOMPL_CURR_PRFX,
81 	PCOMPL_CURR,
82 	PCOMPL_CURR_TRAIL,
83 
84 	PMODELINE,
85 
86 	PMINIBUF,
87 };
88 
89 struct thiskey {
90 	short meta;
91 	int key;
92 	uint32_t cp;
93 };
94 extern struct thiskey thiskey;
95 
96 extern struct tab	*current_tab;
97 
98 extern struct buffer	 helpwin;
99 extern int		 help_lines, help_cols;
100 
101 void		 save_excursion(struct excursion *, struct buffer *);
102 void		 restore_excursion(struct excursion *, struct buffer *);
103 void		 global_key_unbound(void);
104 struct vline	*adjust_line(struct vline *, struct buffer *);
105 void		 start_loading_anim(struct tab *);
106 void		 load_url_in_tab(struct tab *, const char *, const char *);
107 void		 switch_to_tab(struct tab *);
108 struct buffer	*current_buffer(void);
109 struct tab	*new_tab(const char *, const char *base);
110 unsigned int	 tab_new_id(void);
111 
112 int		 ui_print_colors(void);
113 int		 ui_init(void);
114 void		 ui_main_loop(void);
115 void		 ui_on_tab_loaded(struct tab *);
116 void		 ui_on_tab_refresh(struct tab *);
117 const char	*ui_keyname(int);
118 void		 ui_toggle_side_window(void);
119 void		 ui_schedule_redraw(void);
120 void		 ui_after_message_hook(void);
121 void		 ui_require_input(struct tab *, int);
122 void		 ui_read(const char *, void (*)(const char *, struct tab *), struct tab *);
123 void		 ui_yornp(const char *, void (*)(int, struct tab *), struct tab *);
124 void		 ui_suspend(void);
125 void		 ui_end(void);
126 
127 #endif