1 #include "x11-inc.h"
2 #include <u.h>
3 #include <libc.h>
4 #include <draw.h>
5 #include <thread.h>
6 #include <memdraw.h>
7 #include <keyboard.h>
8 #include "x11-memdraw.h"
9 
10 void
11 closekeyboard(Keyboardctl *kc)
12 {
13 	if(kc == nil)
14 		return;
15 
16 /*	postnote(PNPROC, kc->pid, "kill");
17 */
18 
19 #ifdef BUG
20 	/* Drain the channel */
21 	while(?kc->c)
22 		<-kc->c;
23 #endif
24 
25 	close(kc->ctlfd);
26 	close(kc->consfd);
27 	free(kc->file);
28 	free(kc->c);
29 	free(kc);
30 }
31 
32 static
33 void
34 _ioproc(void *arg)
35 {
36 	int i;
37 	Keyboardctl *kc;
38 	Rune r;
39 	XEvent xevent;
40 
41 	kc = arg;
42 	threadsetname("kbdproc");
43 	kc->pid = getpid();
44 	XSelectInput(_x.kbdcon, _x.drawable, KeyPressMask);
45 	for(;;){
46 		XWindowEvent(_x.kbdcon, _x.drawable, KeyPressMask, &xevent);
47 		switch(xevent.type){
48 		case KeyPress:
49 			i = xtoplan9kbd(&xevent);
50 			if(i == -1)
51 				continue;
52 			r = i;
53 			send(kc->c, &r);
54 			break;
55 		}
56 	}
57 }
58 
59 Keyboardctl*
60 initkeyboard(char *file)
61 {
62 	Keyboardctl *kc;
63 
64 	kc = mallocz(sizeof(Keyboardctl), 1);
65 	if(kc == nil)
66 		return nil;
67 	kc->c = chancreate(sizeof(Rune), 20);
68 	proccreate(_ioproc, kc, 4096);
69 	return kc;
70 }
71