1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
#!/usr/bin/python
import sys
import os
from Xlib import X, display, Xatom
def query_window_manager (type, details):
d = display.Display ()
s = d.screen ()
r = s.root
w = r.create_window (
50, 50, 300, 200, 2,
s.root_depth,
X.InputOutput,
X.CopyFromParent,
background_pixel = s.white_pixel,
event_mask = X.PropertyChangeMask,
colormap = X.CopyFromParent,
)
w.map()
testing_atom = d.intern_atom ("_METACITY_TESTING")
utf8_string = d.intern_atom ("UTF8_STRING")
query = '%c?%s' % (type, details)
w.change_property (testing_atom, utf8_string, 8, query)
event = None
while 1:
event = d.next_event()
if event.type == X.DestroyNotify:
sys.exit(0)
if event.type == X.PropertyNotify and event.atom==testing_atom:
break
result = w.get_full_property (testing_atom, utf8_string).value
if len(result)<2 or result[1]!='=':
if result==query:
raise KeyError ("No result was set by the window manager.")
else:
raise KeyError ("Received some weird test result from the window manager: %s" % (result))
if result[0]!=type:
raise KeyError ("Received a result of %c from the window manager, but wanted %c." % (result[0], type))
return result[2:]
query = '1'
print 'Querying window manager with the query: ',query
print 'Received result: ',query_window_manager ('A', query)
|
