def get_x11_property(atom_name):
from xpra.os_util import OSX, POSIX
if not POSIX or OSX:
return ""
display = os.environ.get("DISPLAY")
if not display:
return ""
try:
from xpra.x11.bindings.posix_display_source import X11DisplayContext #@UnresolvedImport
with X11DisplayContext(display) as dc:
from xpra.x11.bindings.window_bindings import X11WindowBindings
X11Window = X11WindowBindings()
root = X11Window.getDefaultRootWindow()
log("getDefaultRootWindow()=%#x", root)
try:
prop = X11Window.XGetWindowProperty(root, atom_name, "STRING")
except Exception as e:
log("cannot get X11 property '%s': %s", atom_name, e)
return ""
log("XGetWindowProperty(..)=%s", prop)
if prop:
from xpra.x11.prop_conv import prop_decode
v = prop_decode(dc.display, "latin1", prop)
log("get_x11_property(%s)=%s", atom_name, v)
return v
return ""
except Exception:
log.error("Error: cannot get X11 property '%s'",
atom_name,
exc_info=True)
log.error(" for python %s", sys.version_info)
log.error(" xpra command=%s", sys.argv)
return ""
def prop_get(target, key, etype, ignore_errors=False, raise_xerrors=False):
if isinstance(etype, (list, tuple)):
scalar_type = etype[0]
def etypestr():
return "array of %s" % scalar_type
else:
scalar_type = etype
def etypestr():
return "%s" % etype
atom = PROP_TYPES[scalar_type][1]
try:
buffer_size = PROP_SIZES.get(scalar_type, 64 * 1024)
with XSyncContext():
data = X11WindowBindings().XGetWindowProperty(
target.get_xid(), key, atom, etype, buffer_size)
if data is None:
if not ignore_errors:
log("Missing property %s (%s)", key, etype)
return None
except XError:
log("prop_get%s", (target, key, etype, ignore_errors, raise_xerrors),
exc_info=True)
if raise_xerrors:
raise
log.info("Missing window %s or wrong property type %s (%s)", target,
key, etypestr())
return None
except PropertyError as e:
log("prop_get%s", (target, key, etype, ignore_errors, raise_xerrors),
exc_info=True)
if not ignore_errors:
log.info("Missing property or wrong property type %s (%s)", key,
etypestr())
log.info(" %s", e)
return None
try:
with XSyncContext():
return prop_decode(target, etype, data)
except:
if ignore_errors:
log("prop_get%s",
(target, key, etype, ignore_errors, raise_xerrors),
exc_info=True)
return None
log.warn("Error parsing property '%s' (%s)", key, etypestr())
log.warn(" this may be a misbehaving application, or bug in Xpra")
try:
log.warn(" data length=%i", len(data))
except TypeError:
pass
log.warn(" data: %r", repr_ellipsized(str(data)), exc_info=True)
raise
def do_prop_decode(key, etype, data, ignore_errors=False):
try:
with XSyncContext():
return prop_decode(etype, data)
except:
if ignore_errors:
log("prop_get%s", (key, etype, ignore_errors), exc_info=True)
return None
log.warn("Error parsing property '%s' (%s)", key, _etypestr(etype))
log.warn(" this may be a misbehaving application, or bug in Xpra")
try:
log.warn(" data length=%i", len(data))
except TypeError:
pass
log.warn(" data: %r", repr_ellipsized(str(data)), exc_info=True)
raise
def prop_get(target, key, etype, ignore_errors=False, raise_xerrors=False):
if isinstance(etype, list):
scalar_type = etype[0]
else:
scalar_type = etype
(_, atom, _, _, _, _) = PROP_TYPES[scalar_type]
try:
with XSyncContext():
data = X11Window.XGetWindowProperty(get_xwindow(target), key, atom,
etype)
if data is None:
if not ignore_errors:
log("Missing property %s (%s)", key, etype)
return None
except XError:
log("prop_get%s", (target, key, etype, ignore_errors, raise_xerrors),
exc_info=True)
if raise_xerrors:
raise
log.info("Missing window %s or wrong property type %s (%s)", target,
key, etype)
return None
except PropertyError:
log("prop_get%s", (target, key, etype, ignore_errors, raise_xerrors),
exc_info=True)
if not ignore_errors:
log.info("Missing property or wrong property type %s (%s)", key,
etype)
return None
try:
with XSyncContext():
return prop_decode(target, etype, data)
except:
if ignore_errors:
log("prop_get%s",
(target, key, etype, ignore_errors, raise_xerrors),
exc_info=True)
return None
log.warn("Error parsing property %s (type %s); this may be a" +
" misbehaving application, or bug in Xpra\n" +
" Data: %r[...?]",
key,
etype,
data[:160],
exc_info=True)
raise
def get_x11_property(atom_name):
from xpra.os_util import OSX, POSIX
if not POSIX or OSX:
return b""
display = os.environ.get("DISPLAY")
if not display:
return b""
try:
from xpra.gtk_common.error import xswallow
from xpra.x11.bindings.posix_display_source import X11DisplayContext #@UnresolvedImport
from xpra.x11.bindings.window_bindings import X11WindowBindingsInstance
except ImportError as e:
log("get_x11_property(%s)", atom_name, exc_info=True)
log.error("Error: unable to query X11 property '%s':", atom_name)
log.error(" %s", e)
return b""
try:
with X11DisplayContext(display) as dc:
with xswallow:
X11Window = X11WindowBindingsInstance()
root = X11Window.getDefaultRootWindow()
log("getDefaultRootWindow()=%#x", root)
try:
prop = X11Window.XGetWindowProperty(
root, atom_name, "STRING")
except Exception as e:
log("cannot get X11 property '%s': %s", atom_name, e)
return b""
log("XGetWindowProperty(..)=%s", prop)
if prop:
from xpra.os_util import strtobytes
from xpra.x11.prop_conv import prop_decode
v = prop_decode(dc.display, "latin1", prop)
log("get_x11_property(%s)=%s", atom_name, v)
return strtobytes(v)
return b""
except Exception:
log.error("Error: cannot get X11 property '%s'",
atom_name,
exc_info=True)
log.error(" for python 3")
log.error(" xpra command=%s", sys.argv)
return b""
