Blob
1 #include <u.h>2 #include "x11-inc.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"10 void11 closekeyboard(Keyboardctl *kc)12 {13 if(kc == nil)14 return;16 /* postnote(PNPROC, kc->pid, "kill");17 */19 #ifdef BUG20 /* Drain the channel */21 while(?kc->c)22 <-kc->c;23 #endif25 close(kc->ctlfd);26 close(kc->consfd);27 free(kc->file);28 free(kc->c);29 free(kc);30 }32 static33 void34 _ioproc(void *arg)35 {36 int i;37 int fd;38 Keyboardctl *kc;39 Rune r;40 XEvent xevent;42 kc = arg;43 threadsetname("kbdproc");44 kc->pid = getpid();45 fd = XConnectionNumber(_x.kbdcon);46 XSelectInput(_x.kbdcon, _x.drawable, KeyPressMask);47 for(;;){48 while(XCheckWindowEvent(_x.kbdcon, _x.drawable, KeyPressMask, &xevent) == False){49 threadfdwait(fd, 'r');50 }51 switch(xevent.type){52 case KeyPress:53 i = _xtoplan9kbd(&xevent);54 if(i == -1)55 continue;56 r = i;57 send(kc->c, &r);58 while((i=_xtoplan9kbd(nil)) >= 0){59 r = i;60 send(kc->c, &r);61 }62 break;63 }64 }65 }67 Keyboardctl*68 initkeyboard(char *file)69 {70 Keyboardctl *kc;72 threadfdwaitsetup();73 kc = mallocz(sizeof(Keyboardctl), 1);74 if(kc == nil)75 return nil;76 kc->c = chancreate(sizeof(Rune), 20);77 threadcreate(_ioproc, kc, 32768);78 return kc;79 }