Add simple dunst module + icons

bumblebee/modules/dunst.py

@@ -0,0 +1,33 @@
+#pylint: disable=C0111,R0903
+
+"""Toggle dunst notifications."""
+
+import bumblebee.input
+import bumblebee.output
+import bumblebee.engine
+
+
+class Module(bumblebee.engine.Module):
+    def __init__(self, engine, config):
+        super(Module, self).__init__(engine, config,
+                bumblebee.output.Widget(full_text="")
+        )
+        self._paused = False
+        # Make sure that dunst is currently not paused
+        bumblebee.util.execute("killall -SIGUSR2 dunst")
+        engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE,
+                cmd=self.toggle_status
+        )
+
+    def toggle_status(self, event):
+        self._paused = not self._paused
+        
+        if self._paused:
+            bumblebee.util.execute("killall -SIGUSR1 dunst")
+        else:
+            bumblebee.util.execute("killall -SIGUSR2 dunst")
+
+    def state(self, widget):
+        if self._paused:
+            return ["muted", "warning"]
+        return ["unmuted"]