1993/1008/port/devmouse.c (diff list | history)

1993/1006/sys/src/9/port/devmouse.c:251,257 – 1993/1008/sys/src/9/port/devmouse.c:251,257 (short | long | prev | next)
1993/1006		long mouseread(Chan *c, void *va, long n, ulong offset) { uchar *p;
1993/1008		char buf[4*12+1];
1993/1006		USED(offset); if(c->qid.path & CHDIR)
1993/1006/sys/src/9/port/devmouse.c:258,284 – 1993/1008/sys/src/9/port/devmouse.c:258,275
1993/1006		return devdirread(c, va, n, mousedir, NMOUSE, devgen); if(c->qid.path == Qmouse){ /* * mouse: * 'm' 1 * buttons 1 * point 8 * msec 4 */ if(n < 14) error(Eshort); while(mousechanged(0) == 0) sleep(&mouse.r, mousechanged, 0); lock(&cursor); p = va; p[0] = 'm'; p[1] = mouse.buttons; BPLONG(p+2, mouse.xy.x); BPLONG(p+6, mouse.xy.y); BPLONG(p+10, TK2MS(MACHP(0)->ticks));
1993/1008		sprint(buf, "%11d %11d %11d %11d", mouse.xy.x, mouse.xy.y, mouse.buttons, TK2MS(MACHP(0)->ticks));
1993/1006		mouse.lastcounter = mouse.counter; unlock(&cursor); return 14;
1993/1008		if(n > 4*12) n = 4*12; memmove(va, buf, n); return n;
1993/1006		} return 0; }
1993/1006/sys/src/9/port/devmouse.c:286,292 – 1993/1008/sys/src/9/port/devmouse.c:277,283
1993/1006		long mousewrite(Chan *c, void *va, long n, ulong offset) { uchar *p;
1993/1008		char *p;
1993/1006		Point pt; char buf[64];
1993/1006/sys/src/9/port/devmouse.c:305,316 – 1993/1008/sys/src/9/port/devmouse.c:296,311
1993/1006		return n; case Qmouse: if(n != 9)
1993/1008		if(n > sizeof buf-1) n = sizeof buf -1; memmove(buf, va, n); buf[n] = 0; p = 0; pt.x = strtoul(buf, &p, 0); if(p == 0)
1993/1006		error(Eshort);
1993/1008		pt.y = strtoul(p, 0, 0);
1993/1006		qlock(&mouse); p = va; pt.x = BGLONG(p+1); pt.y = BGLONG(p+5); if(ptinrect(pt, gscreen.r)){ mouse.xy = pt; mouse.redraw = 1;