From 3e21f6d13c0a70db95fec8b5a71b758223ff4293 Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@kth.se>
Date: Sat, 26 Jun 2021 13:18:37 +0200
Subject: Add xpybar
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Signed-off-by: Mattias Andrée <maandree@kth.se>
---
 xpybar/config/mybacklight.py | 76 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 xpybar/config/mybacklight.py

(limited to 'xpybar/config/mybacklight.py')

diff --git a/xpybar/config/mybacklight.py b/xpybar/config/mybacklight.py
new file mode 100644
index 0000000..bcb3d53
--- /dev/null
+++ b/xpybar/config/mybacklight.py
@@ -0,0 +1,76 @@
+# -*- python -*-
+import os
+import sys
+from common import *
+
+class MyBacklight(Entry):
+    def __init__(self, *args, **kwargs):
+        self.show_label = True
+        self.backlight = self.get_backlight()
+        self.counter = 0
+        Entry.__init__(self, *args, **kwargs)
+    
+    def get_backlight(self):
+        r, w = os.pipe()
+        pid = os.fork()
+        if not pid:
+            os.dup2(w, 1)
+            os.execlp('adjbacklight', 'adjbacklight', '-g')
+            sys.exit(1)
+        os.close(w)
+        ret = b''
+        while True:
+            bs = os.read(r, 512)
+            if not bs:
+                break
+            ret += bs
+        os.close(r)
+        os.waitpid(pid, 0)
+        ret = float(ret.decode('utf-8', 'replace').rstrip('%\n')) / 100
+        return ret
+    
+    def set_backlight(self):
+        pid = os.fork()
+        if not pid:
+            os.execlp('adjbacklight', 'adjbacklight', '-s', '%f%%' % (self.backlight * 100))
+            sys.exit(1)
+        os.waitpid(pid, 0)
+    
+    def action(self, col, button, x, y):
+        if button == LEFT_BUTTON:
+            pid = os.fork()
+            if not pid:
+                pid = os.fork()
+                if not pid:
+                    os.execlp('xpybar', 'xpybar', '-c', '%s/.config/xpybar/adjbacklight' % HOME)
+                    sys.exit(1)
+                sys.exit(0)
+            os.waitpid(pid, 0)
+        elif button == MIDDLE_BUTTON:
+            self.show_label = not self.show_label
+            self.invalidate()
+        elif button == RIGHT_BUTTON:
+            self.backlight = self.get_backlight()
+            self.invalidate()
+        elif button == SCROLL_UP:
+            self.backlight = min(self.backlight + 0.05, 1)
+            self.set_backlight()
+            self.invalidate()
+        elif button == SCROLL_DOWN:
+            self.backlight = max(self.backlight - 0.05, 0)
+            self.set_backlight()
+            self.invalidate()
+    
+    def function(self):
+        self.counter += 1
+        if self.counter == 6:
+            self.counter = 0
+            self.backlight = self.get_backlight()
+        val = int(self.backlight * 100 + 0.5)
+        if val >= 100:
+            val = str(val)
+        else:
+            val = '%2i%%' % val
+        if self.show_label:
+            val = 'Blight: ' + val
+        return val
-- 
cgit v1.2.3-70-g09d2