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from easyprocess import EasyProcess
from pyvirtualdisplay.abstractdisplay import AbstractDisplay
PROGRAM = 'Xephyr'
URL = None
PACKAGE = 'xephyr'
class XephyrDisplay(AbstractDisplay):
'''
Xephyr wrapper
Xephyr is an X server outputting to a window on a pre-existing X display
'''
def __init__(self, size=(1024, 768), color_depth=24, bgcolor='black'):
'''
:param bgcolor: 'black' or 'white'
'''
self.color_depth = color_depth
self.size = size
self.bgcolor = bgcolor
self.screen = 0
self.process = None
self.display = None
AbstractDisplay.__init__(self)
@classmethod
def check_installed(cls):
EasyProcess([PROGRAM, '-help'], url=URL,
ubuntu_package=PACKAGE).check_installed()
@property
def _cmd(self):
cmd = [PROGRAM,
dict(black='-br', white='-wr')[self.bgcolor],
'-screen',
'x'.join(map(str, list(self.size) + [self.color_depth])),
self.new_display_var,
]
return cmd