add optional indicator when input device is available

1 files changed, 16 insertions, 8 deletions

diff --git a/panel.py b/panel.py
index 32fc037..aad51eb 100755
--- a/panel.py
+++ b/panel.py
@@ -246,11 +246,17 @@ class ModHLWMTitle(ModHLWMBase):
                 else title)
         self.repaint()
 
-class ModInputUnavail(Mod):
-    def __init__(self, path, label='', **kwargs):
+class ModInputAvail(Mod):
+    def __init__(self, path,
+            avail_text=None, avail_bg='#207000',
+            unavail_text=None, unavail_bg='#a03000',
+            **kwargs):
         super().__init__(**kwargs)
         self.path = path
-        self.label = label
+        self.avail_text = avail_text
+        self.avail_bg = avail_bg
+        self.unavail_text = unavail_text
+        self.unavail_bg = unavail_bg
 
     def work(self):
         p = subprocess.Popen(
@@ -284,10 +290,12 @@ class ModInputUnavail(Mod):
                     self._update_state(False)
 
     def _update_state(self, avail):
-        if avail:
-            self.out = None
+        if avail and self.avail_text is not None:
+            self.out = Fmt.bg(self.avail_bg, Fmt.pad(self.avail_text))
+        elif not avail and self.unavail_text is not None:
+            self.out = Fmt.bg(self.unavail_bg, Fmt.pad(self.unavail_text))
         else:
-            self.out = Fmt.bg('#a03000', Fmt.pad(self.label))
+            self.out = None
         self.repaint()
 
 class Panel:
@@ -336,9 +344,9 @@ Panel(
     ModHLWMTags(spacing=0),
     ModHLWMTitle(max_len=96),
     ModRight(),
-    ModInputUnavail(
+    ModInputAvail(
         '/dev/input/by-id/usb-HID_Keyboard_HID_Keyboard-event-kbd',
-        label='NO KEYBOARD'),
+        unavail_text='NO KEYBOARD'),
     ModDate(
         fmts=('%Y-%m-%d %H:%M:%S', '%H:%M'),
         tzs=({'id': None}, {'id': 'UTC'},