tools/accessibility/dump_accessibility_tree_auralinux.py

   1 #!/usr/bin/env python
   2 # Copyright 2015 The Chromium Authors. All rights reserved.
   3 # Use of this source code is governed by a BSD-style license that can be
   4 # found in the LICENSE file.
   5
   6 """Dump Chrome's ATK accessibility tree to the command line.
   7
   8 Accerciser is slow and buggy. This is a quick way to check that Chrome is
   9 exposing its interface to ATK from the command line.
  10 """
  11
  12 import pyatspi
  13
  14 # Helper function to check application name
  15 def AppNameFinder(name):
  16   if (name.lower().find('chromium') !=0 and
  17       name.lower().find('chrome') !=0 and
  18       name.lower().find('google chrome') != 0):
  19     return False
  20   return True
  21
  22 def Dump(obj, indent):
  23   if not obj:
  24     return
  25   indent_str = '  ' * indent
  26   role = obj.get_role_name()
  27   name = obj.get_name()
  28   bounds = obj.get_extents(pyatspi.DESKTOP_COORDS)
  29   bounds_str = '(%d, %d) size (%d x %d)' % (
  30       bounds.x, bounds.y, bounds.width, bounds.height)
  31   print '%s%s name="%s" %s' % (indent_str, role, name, bounds_str)
  32
  33   # Don't recurse into applications other than Chrome
  34   if role == 'application':
  35     if (not AppNameFinder(name)):
  36       return
  37
  38   for i in range(obj.get_child_count()):
  39     Dump(obj.get_child_at_index(i), indent + 1)
  40
  41 desktop = pyatspi.Registry.getDesktop(0)
  42 Dump(desktop, 0)