diff options
| -rw-r--r-- | sys/src/cmd/screenlock.c | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/sys/src/cmd/screenlock.c b/sys/src/cmd/screenlock.c index 8e3e48de8..9ac9fa064 100644 --- a/sys/src/cmd/screenlock.c +++ b/sys/src/cmd/screenlock.c @@ -17,6 +17,7 @@ usage(void) exits("usage"); } +/* ^D, Delete, Enter, Backspace, ^U */ void readline(char *buf, int nbuf) { @@ -116,27 +117,38 @@ grabmouse(void*) } void +top(void*) +{ + int fd; + + if((fd = open("/dev/wctl", OWRITE)) < 0) + return; + + for(;;){ + write(fd, "current", 7); + sleep(500); + } +} + +void lockscreen(void) { - enum { Nfld = 5, Fldlen = 12, Cursorlen = 2*4 + 2*2*16, }; + enum { Cursorlen = 2*4 + 2*2*16 }; char *s; - char buf[Nfld*Fldlen], *flds[Nfld], newcmd[128], cbuf[Cursorlen]; + char newcmd[128], cbuf[Cursorlen]; int fd, dx, dy; Image *i; Point p; Rectangle r; Tm *tm; - if((fd = open("/dev/screen", OREAD)) < 0) - sysfatal("can't open /dev/screen: %r"); - if(read(fd, buf, Nfld*Fldlen) != Nfld*Fldlen) - sysfatal("can't read /dev/screen: %r"); - close(fd); - buf[sizeof buf-1] = 0; - if(tokenize(buf, flds, Nfld) != Nfld) - sysfatal("can't tokenize /dev/screen header"); - snprint(newcmd, sizeof newcmd, "-r %s %s %s %s", - flds[1], flds[2], flds[3], flds[4]); + display = initdisplay(nil, nil, nil); + if(display == nil) + sysfatal("can't open /dev/draw: %r"); + r = display->image->r; + snprint(newcmd, sizeof newcmd, "-r %d %d %d %d", + r.min.x, r.min.y, r.max.x, r.max.y); + closedisplay(display); newwindow(newcmd); if((fd = open("/dev/consctl", OWRITE)) >= 0) @@ -179,6 +191,7 @@ lockscreen(void) flushimage(display, 1); /* screen is now open and covered. grab mouse and hold on tight */ + procrfork(top, nil, 8*1024, RFFDG); procrfork(grabmouse, nil, 8*1024, RFFDG); procrfork(blanker, nil, 8*1024, RFFDG); |