slock-dpms-1.4.diff (1751B)
1 diff --git a/config.def.h b/config.def.h 2 index 9855e21..d01bd38 100644 3 --- a/config.def.h 4 +++ b/config.def.h 5 @@ -10,3 +10,6 @@ static const char *colorname[NUMCOLS] = { 6 7 /* treat a cleared input like a wrong password (color) */ 8 static const int failonclear = 1; 9 + 10 +/* time in seconds before the monitor shuts down */ 11 +static const int monitortime = 5; 12 diff --git a/slock.c b/slock.c 13 index d2f0886..f65a43b 100644 14 --- a/slock.c 15 +++ b/slock.c 16 @@ -15,6 +15,7 @@ 17 #include <unistd.h> 18 #include <sys/types.h> 19 #include <X11/extensions/Xrandr.h> 20 +#include <X11/extensions/dpms.h> 21 #include <X11/keysym.h> 22 #include <X11/Xlib.h> 23 #include <X11/Xutil.h> 24 @@ -306,6 +307,7 @@ main(int argc, char **argv) { 25 const char *hash; 26 Display *dpy; 27 int s, nlocks, nscreens; 28 + CARD16 standby, suspend, off; 29 30 ARGBEGIN { 31 case 'v': 32 @@ -366,6 +368,20 @@ main(int argc, char **argv) { 33 if (nlocks != nscreens) 34 return 1; 35 36 + /* DPMS magic to disable the monitor */ 37 + if (!DPMSCapable(dpy)) 38 + die("slock: DPMSCapable failed\n"); 39 + if (!DPMSEnable(dpy)) 40 + die("slock: DPMSEnable failed\n"); 41 + if (!DPMSGetTimeouts(dpy, &standby, &suspend, &off)) 42 + die("slock: DPMSGetTimeouts failed\n"); 43 + if (!standby || !suspend || !off) 44 + die("slock: at least one DPMS variable is zero\n"); 45 + if (!DPMSSetTimeouts(dpy, monitortime, monitortime, monitortime)) 46 + die("slock: DPMSSetTimeouts failed\n"); 47 + 48 + XSync(dpy, 0); 49 + 50 /* run post-lock command */ 51 if (argc > 0) { 52 switch (fork()) { 53 @@ -383,5 +399,9 @@ main(int argc, char **argv) { 54 /* everything is now blank. Wait for the correct password */ 55 readpw(dpy, &rr, locks, nscreens, hash); 56 57 + /* reset DPMS values to inital ones */ 58 + DPMSSetTimeouts(dpy, standby, suspend, off); 59 + XSync(dpy, 0); 60 + 61 return 0; 62 }