def from_qt(cls):
"""
Create and return a :class:`Display` object from the Qt display
connection, as available in :meth:`PyQt4.QtGui.QX11Info.display()`.
Raise :exc:`~exceptions.DisplayError`, if no Qt display connection
is available. Raise :exc:`~exceptions.ImportError`, if either
:mod:`sip` or :mod:`PyQt4.QtGui` are not available.
"""
import sip
from PyQt4.QtGui import QX11Info
display = QX11Info.display()
if not display:
raise DisplayError()
display_address = sip.unwrapinstance(display)
return cls(cast(display_address, xlib.Display_p))
def from_qt(cls):
"""
Create and return a :class:`Display` object from the Qt display
connection, as available in :meth:`PyQt4.QtGui.QX11Info.display()`.
Raise :exc:`~exceptions.DisplayError`, if no Qt display connection
is available. Raise :exc:`~exceptions.ImportError`, if either
:mod:`sip` or :mod:`PyQt4.QtGui` are not available.
"""
import sip
from PyQt4.QtGui import QX11Info
display = QX11Info.display()
if not display:
raise DisplayError()
display_address = sip.unwrapinstance(display)
return cls(cast(display_address, xlib.Display_p))
