1 /*
2  * Copyright (c) 2020 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 STAR_PLATINUM_H
18 #define STAR_PLATINUM_H
19 
20 /* XXX: why I need to define this to get XK_space/...?
21  * is this a bad idea?  there is another way? */
22 #define XK_LATIN1
23 #define XK_MISCELLANY
24 
25 #include <X11/Xlib.h>
26 
27 #include <err.h>
28 #include <stdlib.h>
29 
30 void			 yyerror(const char*, ...);
31 
32 struct key {
33 	unsigned int modifier;
34 	KeySym key;
35 };
36 
37 struct action {
38 #define ASPECIAL	1
39 #define AFAKE		2
40 	int type;
41 	union {
42 #define ATOGGLE		3
43 #define AACTIVATE	4
44 #define ADEACTIVATE	5
45 #define AIGNORE		6
46 		int special;
47 		struct key send_key;
48 	};
49 };
50 
51 void			 do_action(struct action, Window, int);
52 
53 struct match {
54 #define MANY		1
55 #define MCLASS		2
56 	int prop;
57 	char *str;
58 	struct match *next;
59 };
60 
61 struct match		*new_match(int, char*);
62 void			 recfree_match(struct match*);
63 int			 match_window(struct match*, Window);
64 
65 struct rule {
66 	struct key key;
67 	struct action action;
68 	struct rule *next;
69 };
70 
71 struct rule		*new_rule(struct key, struct action);
72 void			 recfree_rule(struct rule*);
73 int			 rule_matched(struct rule*, struct key);
74 
75 struct group {
76 	struct match *matches;
77 	struct rule *rules;
78 	struct group *next;
79 };
80 
81 extern struct group *config;
82 
83 struct group		*new_group(struct match*, struct rule*);
84 void			 recfree_group(struct group*);
85 void			 process_event(struct group*, XKeyEvent*);
86 int			 group_match(struct group*, Window);
87 
88 /* xlib-related */
89 int			 error_handler(Display*, XErrorEvent*);
90 void			 grabkey(struct key);
91 KeySym			 keycode_to_keysym(unsigned int);
92 Window			 focused_window();
93 void			 send_fake(Window, struct key, int);
94 int			 window_match_class(Window, const char*);
95 
96 /* debugging */
97 void			 printkey(struct key);
98 void			 printaction(struct action);
99 void			 printmatch(struct match*);
100 void			 printrule(struct rule*);
101 void			 printgroup(struct group*);
102 
103 #endif /* STAR_PLATINUM_H */