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 struct key {
31 	unsigned int modifier;
32 	KeySym key;
33 };
34 
35 struct action {
36 #define ASPECIAL	1
37 #define AFAKE		2
38 	int type;
39 	union {
40 #define ATOGGLE		3
41 #define AACTIVATE	4
42 #define ADEACTIVATE	5
43 #define AIGNORE		6
44 		int special;
45 		struct key send_key;
46 	};
47 };
48 
49 void			 do_action(struct action, Window, int);
50 
51 struct match {
52 #define MANY		1
53 #define MCLASS		2
54 	int prop;
55 	char *str;
56 	struct match *next;
57 };
58 
59 struct match		*new_match(int, char*);
60 void			 recfree_match(struct match*);
61 int			 match_window(struct match*, Window);
62 
63 struct rule {
64 	struct key key;
65 	struct action action;
66 	struct rule *next;
67 };
68 
69 struct rule		*new_rule(struct key, struct action);
70 void			 recfree_rule(struct rule*);
71 int			 rule_matched(struct rule*, struct key);
72 
73 struct group {
74 	struct match *matches;
75 	struct rule *rules;
76 	struct group *next;
77 };
78 
79 extern struct group *config;
80 
81 struct group		*new_group(struct match*, struct rule*);
82 void			 recfree_group(struct group*);
83 void			 process_event(struct group*, XKeyEvent*);
84 int			 group_match(struct group*, Window);
85 
86 /* xlib-related */
87 int			 error_handler(Display*, XErrorEvent*);
88 void			 grabkey(struct key);
89 KeySym			 keycode_to_keysym(unsigned int);
90 Window			 focused_window();
91 void			 send_fake(Window, struct key, int);
92 int			 window_match_class(Window, const char*);
93 
94 /* debugging */
95 void			 printkey(struct key);
96 void			 printaction(struct action);
97 void			 printmatch(struct match*);
98 void			 printrule(struct rule*);
99 void			 printgroup(struct group*);
100 
101 #endif /* STAR_PLATINUM_H */