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from easyprocess import EasyProcess
from pyvirtualdisplay.abstractdisplay import AbstractDisplay
import logging
log = logging.getLogger(__name__)
PROGRAM = 'Xvnc'
URL = None
PACKAGE = 'tightvncserver'
class XvncDisplay(AbstractDisplay):
'''
Xvnc wrapper
'''
def __init__(self, size=(1024, 768), color_depth=24, bgcolor='black', rfbport=5900):
'''
:param bgcolor: 'black' or 'white'
:param rfbport: Specifies the TCP port on which Xvnc listens for connections from viewers (the protocol used in VNC is called RFB - "remote framebuffer"). The default is 5900 plus the display number.
'''
self.screen = 0
self.size = size
self.color_depth = color_depth
self.process = None
self.bgcolor = bgcolor
self.display = None
self.rfbport = rfbport
AbstractDisplay.__init__(self)
@classmethod
def check_installed(cls):
EasyProcess([PROGRAM, '-help'], url=URL,
ubuntu_package=PACKAGE).check_installed()
@property
def _cmd(self):
cmd = [PROGRAM,
'-depth', str(self.color_depth),
'-geometry', '%dx%d' % (self.size[0], self.size[1]),
'-rfbport', str(self.rfbport),
self.new_display_var,
]
return cmd