brightness control using xbacklight

README.md

@@ -1,3 +1,7 @@
 dwm
 ===
 Vilor's dwm based on [dwm 6.4](README.dwm.md)
+
+Used patches
+------------
+* systray

config.def.h

@@ -94,6 +94,10 @@ static const char *togglevolcmd[] =
 /* toggle microphone */
 static const char *togglemiccmd[] =
 { "/usr/bin/amixer", "set", "Capture", "toggle", NULL };
+/* brightness up */
+static const char *brightness_up[]  =   { "xbacklight", "-inc", "10", NULL };
+/* brightness down */
+static const char *brightness_down[]  = { "xbacklight", "-dec", "10", NULL };
 
 static const Key keys[] = {
 	/* modifier          key        function        argument */
@@ -101,6 +105,8 @@ static const Key keys[] = {
 	{ 0,                 XF86XK_AudioLowerVolume,  spawn, { .v = downvolcmd }      },
 	{ 0,                 XF86XK_AudioMute,         spawn, { .v = togglevolcmd }    },
 	{ 0,                 XF86XK_AudioMicMute,      spawn, { .v = togglemiccmd }    },
+	{ 0,                 XF86XK_MonBrightnessUp,   spawn, { .v = brightness_up }   },
+	{ 0,                 XF86XK_MonBrightnessDown, spawn, { .v = brightness_down } },
 	{ MODKEY,            XK_p,      spawn,          {.v = roficmd } },
 	{ MODKEY|ShiftMask,  XK_Return, spawn,          {.v = termcmd } },
 	{ MODKEY,            XK_b,      togglebar,      {0} },