1993/1009/port/devmouse.c (diff list | history)

1993/1008/sys/src/9/port/devmouse.c:62,67 – 1993/1009/sys/src/9/port/devmouse.c:62,68 (short | long | prev | next)
1993/1006		int mouseshifted; int mousetype; int hwcurs;
1993/1009		Cursor curs;
1993/1006		Cursor arrow = {
1993/1008/sys/src/9/port/devmouse.c:116,126 – 1993/1009/sys/src/9/port/devmouse.c:117,129
1993/1006		enum{ Qdir,
1993/1009		Qcursor,
1993/1006		Qmouse, Qmousectl, }; Dirtab mousedir[]={
1993/1009		"cursor", {Qcursor}, 0, 0666,
1993/1006		"mouse", {Qmouse}, 0, 0666, "mousectl", {Qmousectl}, 0, 0220, };
1993/1008/sys/src/9/port/devmouse.c:141,146 – 1993/1009/sys/src/9/port/devmouse.c:144,150
1993/1006		if(r == 0) flipping = 1; flipping = 0; /* howard, why is this necessary to get a black arrow on carrera? */
1993/1009		curs = arrow;
1993/1006		Cursortocursor(&arrow); }
1993/1008/sys/src/9/port/devmouse.c:244,249 – 1993/1009/sys/src/9/port/devmouse.c:248,259
1993/1006		lock(&mouse); if(c->qid.path == Qmouse) mouse.open = 0;
1993/1009		if(--mouse.ref == 0){ cursoroff(1); curs = arrow; Cursortocursor(&arrow); cursoron(1); }
1993/1006		unlock(&mouse); } }
1993/1008/sys/src/9/port/devmouse.c:252,263 – 1993/1009/sys/src/9/port/devmouse.c:262,289
1993/1006		mouseread(Chan *c, void *va, long n, ulong offset) {
1993/1008		char buf[4*12+1];
1993/1009		uchar *p;
1993/1006		USED(offset); if(c->qid.path & CHDIR)
1993/1009		p = va; switch(c->qid.path){ case CHDIR:
1993/1006		return devdirread(c, va, n, mousedir, NMOUSE, devgen); if(c->qid.path == Qmouse){
1993/1009		case Qcursor: if(offset != 0) return 0; if(n < 2*4+2*2*16) error(Eshort); n = 2*4+2*2*16; lock(&cursor); BPLONG(p+0, curs.offset.x); BPLONG(p+4, curs.offset.y); memmove(p+8, curs.clr, 2*16); memmove(p+40, curs.set, 2*16); unlock(&cursor); return n; case Qmouse:
1993/1006		while(mousechanged(0) == 0) sleep(&mouse.r, mousechanged, 0); lock(&cursor);
1993/1008/sys/src/9/port/devmouse.c:281,291 – 1993/1009/sys/src/9/port/devmouse.c:307,332
1993/1006		Point pt; char buf[64]; USED(offset);
1993/1009		p = va;
1993/1006		switch(c->qid.path){ case CHDIR: error(Eisdir);
1993/1009		case Qcursor: cursoroff(1); if(n < 2*4+2*2*16){ curs = arrow; Cursortocursor(&arrow); }else{ n = 2*4+2*2*16; curs.offset.x = BGLONG(p+0); curs.offset.y = BGLONG(p+4); memmove(curs.clr, p+8, 2*16); memmove(curs.set, p+40, 2*16); Cursortocursor(&curs); } cursoron(1); return n;
1993/1006		case Qmousectl: if(n >= sizeof(buf))