Merge remote-tracking branch 'tych0/master'

Conflicts:
	libqtile/widget/battery.py

libqtile/manager.py

@@ -1652,6 +1652,22 @@ def cmd_togroup(self, prompt="group: ", widget="prompt"):
 
         mb.startInput(prompt, self.moveToGroup, "group")
 
+    def cmd_switchgroup(self, prompt="group: ", widget="prompt"):
+        def f(group):
+            if group:
+                try:
+                    self.groupMap[group].cmd_toscreen()
+                except KeyError:
+                    self.log.add("No group named '%s' present." % group)
+                    pass
+
+        mb = self.widgetMap.get(widget)
+        if not mb:
+            self.log.add("No widget named '%s' present." % widget)
+            return
+
+        mb.startInput(prompt, f, "group")
+
     def cmd_spawncmd(self, prompt="spawn: ", widget="prompt"):
         """
             Spawn a command using a prompt widget, with tab-completion.

libqtile/widget/battery.py

@@ -19,6 +19,7 @@ class Battery(base._TextBox):
         ("padding", None, "Battery widget padding. Calculated if None."),
         ("background", "000000", "Background colour"),
         ("foreground", "ffffff", "Foreground colour"),
+        ("low_foreground", "FF0000", "font when battery is low"),
         ("format", "{char} {percent:2.0%} {hour:d}:{min:02d}",
          "Display format"),
         ("battery_name", "BAT0", "ACPI name of a battery, usually BAT0"),
@@ -36,8 +37,9 @@ class Battery(base._TextBox):
          " is discharging")
     )
 
-    def __init__(self, width=bar.CALCULATED, **config):
+    def __init__(self, low_percentage=0.10, width=bar.CALCULATED, **config):
         base._TextBox.__init__(self, "BAT", **config)
+        self.low_percentage = low_percentage
 
     def _configure(self, qtile, bar):
         base._TextBox._configure(self, qtile, bar)
@@ -59,8 +61,13 @@ def _get_info(self):
 
         hour = int(time)
         min = int(time * 60) % 60
+        percent = now / full
+        if stat == DISCHARGING and percent < self.low_percentage:
+            self.layout.colour = self.low_foreground
+        else:
+            self.layout.colour = self.foreground
         return self.format.format(char=char,
-                           percent=now / full,
+                           percent=percent,
                            hour=hour, min=min)
 
     def update(self):