key: add Mod1+z for 0Hz (disabled) monitoring

Now you can explicitly set 0Hz for the monitoring, instead of
hitting a pile of Mod1+Left to get there.  Leaving the blind
hammering on Mod1+Left to just lower the frequency to 1Hz rather
than disabling it.

1 files changed, 4 insertions, 0 deletions

diff --git a/src/key.c b/src/key.c
index 34af4f7..cf1be93 100644
--- a/src/key.c
+++ b/src/key.c
@@ -471,6 +471,10 @@ void vwm_key_pressed(vwm_t *vwm, Window win, XKeyPressedEvent *keypress)
 			vwm_charts_rate_decrease(vwm->charts);
 			break;
 
+		case XK_z:	/* zero sampling frequency (disables monitoring) */
+			vwm_charts_rate_set(vwm->charts, 0);
+			break;
+
 		default:
 			VWM_TRACE("Unhandled keycode: %x", (unsigned int)sym);
 			break;