remove external dependency

1 files changed, 4 insertions, 11 deletions

diff --git a/util.py b/util.py
index ee6e509..4a35b70 100644
--- a/util.py
+++ b/util.py
@@ -79,17 +79,10 @@ def dimensions_mm(dpi, w, h):
 
 
 def calc_dpi():
-    '''Looking for 'dimensions' line in xdpyinfo
-       dimensions:    1280x800 pixels (339x212 millimeters)'''
-    (status, output) = commands.getstatusoutput('/usr/bin/xdpyinfo')
-    if status == 0:
-        strings = output[find(output, 'dimensions:'):].split()
-        w = int(strings[1].split('x')[0])  # e.g., 1280x800
-        mm = int(strings[3][1:].split('x')[0])  # e.g., (339x212)
-        return int((w * 25.4 / mm) + 0.5), True
-    else:
-        # just in case the above fails
-        return 96, False
+    ''' Return screen DPI '''
+    xft_dpi = gtk.settings_get_default().get_property('gtk-xft-dpi')
+    dpi = float(xft_dpi / 1024)
+    return dpi, True
 
 
 #