1 files changed, 105 insertions, 0 deletions
diff --git a/.i3/py3status/25-microphone.py b/.i3/py3status/25-microphone.py
new file mode 100644
index 0000000..379a44c
--- /dev/null
+++ b/.i3/py3status/25-microphone.py
@@ -0,0 +1,105 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+# Weitian LI <liweitianux@gmail.com>
+# 2014/05/15
+
+"""
+microphone module for py3status
+"""
+
+## Get output of shell command:
+## python 3.x:
+## >>> subprocess.getoutput(cmd)
+## >>> subprocess.getstatusoutput(cmd)
+## python 2.7.x:
+## >>> subprocess.Popen(cmd, shell=True, stderr=subprocess.PIPE)
+
+import os
+import re
+import subprocess
+
+
+POSITION = 0
+DEVICE = 'default'
+MIXER = 'Capture'   # Microphone
+# regex compile to match amixer output volume info
+amixer_rep = re.compile(r'.*\[(\d+)%\]\s*\[(on|off)\]')
+
+
+class Py3status:
+    """
+    Microphone module to show microphone info.
+
+    This module also handle click events:
+        left button:   decrease volume
+        middle button: mute/unmute toggle
+        right button:  increase volume
+    """
+
+    def microphone(self, i3status_output_json, i3status_config):
+        """
+        Display microphone info.
+        """
+        response = {
+            'full_text': '',
+            'name': 'microphone',
+            'instance': 'first',
+        }
+        # update response fields
+        self._update_response(i3status_config)
+        response['full_text'] = self.full_text
+        if self.color:
+            response['color'] = self.color
+        return (POSITION, response)
+
+    def on_click(self, i3status_output_json, i3status_config, event):
+        """
+        Handle click events.
+        """
+        if event['button'] == 1:
+            # left button click
+            cmd = 'amixer -D "{0}" sset "{1}" "5%-" unmute'.format(DEVICE, MIXER)
+            cmd_output = subprocess.getoutput(cmd)
+        elif event['button'] == 2:
+            # middle button click
+            cmd = 'amixer -D "{0}" sset "{1}" toggle'.format(DEVICE, MIXER)
+            cmd_output = subprocess.getoutput(cmd)
+        elif event['button'] == 3:
+            # right button click
+            cmd = 'amixer -D "{0}" sset "{1}" "5%+" unmute'.format(DEVICE, MIXER)
+            cmd_output = subprocess.getoutput(cmd)
+        #
+        self._update_response(i3status_config)
+        os.system('killall -USR1 py3status')
+
+    def _update_response(self, i3status_config=None):
+        """
+        update self.full_text
+        """
+        # get volume info
+        cmd = 'amixer -D "{0}" sget "{1}" | tail -n 1'.format(DEVICE, MIXER)
+        cmd_output = subprocess.getoutput(cmd)
+        m = amixer_rep.match(cmd_output)
+        self.volume, self.status = m.group(1, 2)
+        prompt = ''  # Icons: uF130 (mic-on)
+        if int(self.volume) > 60:
+            self.level = 'high'
+            if i3status_config:
+                self.color = i3status_config['color_degraded']
+        elif int(self.volume) > 30:
+            self.level = 'medium'
+            if i3status_config:
+                self.color = i3status_config['color_good']
+        else:
+            self.level = 'low'
+            if i3status_config:
+                self.color = i3status_config['color_good']
+        # determine icon
+        if self.status == 'off':
+            prompt = ''  # Icons: uF131 (mic-off)
+            if i3status_config:
+                self.color = i3status_config['color_bad']
+        # determine display info
+        self.full_text = '{0} {1}%'.format(prompt, self.volume)
+