Add module for DPMS state

i3pystatus/dpms.py

@@ -0,0 +1,44 @@
+from i3pystatus import IntervalModule
+from i3pystatus.core.command import run_through_shell
+
+class DPMS(IntervalModule):
+    """
+    Shows and toggles status of DPMS which prevents screen from blanking.
+
+
+    .. rubric:: Available formatters
+
+    * `{status}` — the current status of DPMS
+    @author Georg Sieber <g.sieber AT gmail.com>
+    """
+
+    interval = 5
+
+    settings = (
+        "format",
+        "color",
+        "color_disabled", 
+    )
+
+    color_disabled = "#AAAAAA"
+    color = "#FFFFFF"
+    format = "DPMS: {status}"
+
+    on_leftclick = "toggle_dpms"
+
+    status = False
+
+    def run(self):
+
+        self.status = run_through_shell("xset -q | grep -q 'DPMS is Enabled'", True).rc == 0
+
+        self.output = {
+            "full_text": self.format.format(status='on' if self.status else 'off'),
+            "color": self.color if self.status else self.color_disabled
+        }
+
+    def toggle_dpms(self):
+        if self.status:
+            run_through_shell("xset -dpms s off", True)
+        else:
+            run_through_shell("xset +dpms s on", True)