import xcb
import cStringIO
from struct import pack, unpack_from
from array import array
import xproto
MAJOR_VERSION = 1
MINOR_VERSION = 1
key = xcb.ExtensionKey('MIT-SHM')
class CompletionEvent(xcb.Event):
def __init__(self, parent):
xcb.Event.__init__(self, parent)
count = 0
(self.drawable, self.minor_event, self.major_event, self.shmseg, self.offset,) = unpack_from('xx2xIHBxII', self, count)
class SegError(xcb.Error):
def __init__(self, parent):
xcb.Error.__init__(self, parent)
count = 0
(self.bad_value, self.minor_opcode, self.major_opcode,) = unpack_from('xx2xIHBx', self, count)
class BadSeg(xcb.ProtocolException):
pass
class QueryVersionCookie(xcb.Cookie):
pass
class QueryVersionReply(xcb.Reply):
def __init__(self, parent):
xcb.Reply.__init__(self, parent)
count = 0
(self.shared_pixmaps, self.major_version, self.minor_version, self.uid, self.gid, self.pixmap_format,) = unpack_from('xB2x4xHHHHB15x', self, count)
class GetImageCookie(xcb.Cookie):
pass
class GetImageReply(xcb.Reply):
def __init__(self, parent):
xcb.Reply.__init__(self, parent)
count = 0
(self.depth, self.visual, self.size,) = unpack_from('xB2x4xII', self, count)
class shmExtension(xcb.Extension):
def QueryVersion(self, ):
buf = cStringIO.StringIO()
buf.write(pack('xx2x', ))
return self.send_request(xcb.Request(buf.getvalue(), 0, False, True),
QueryVersionCookie(),
QueryVersionReply)
def QueryVersionUnchecked(self, ):
buf = cStringIO.StringIO()
buf.write(pack('xx2x', ))
return self.send_request(xcb.Request(buf.getvalue(), 0, False, False),
QueryVersionCookie(),
QueryVersionReply)
def AttachChecked(self, shmseg, shmid, read_only):
buf = cStringIO.StringIO()
buf.write(pack('xx2xIIB3x', shmseg, shmid, read_only))
return self.send_request(xcb.Request(buf.getvalue(), 1, True, True),
xcb.VoidCookie())
def Attach(self, shmseg, shmid, read_only):
buf = cStringIO.StringIO()
buf.write(pack('xx2xIIB3x', shmseg, shmid, read_only))
return self.send_request(xcb.Request(buf.getvalue(), 1, True, False),
xcb.VoidCookie())
def DetachChecked(self, shmseg):
buf = cStringIO.StringIO()
buf.write(pack('xx2xI', shmseg))
return self.send_request(xcb.Request(buf.getvalue(), 2, True, True),
xcb.VoidCookie())
def Detach(self, shmseg):
buf = cStringIO.StringIO()
buf.write(pack('xx2xI', shmseg))
return self.send_request(xcb.Request(buf.getvalue(), 2, True, False),
xcb.VoidCookie())
def PutImageChecked(self, drawable, gc, total_width, total_height, src_x, src_y, src_width, src_height, dst_x, dst_y, depth, format, send_event, shmseg, offset):
buf = cStringIO.StringIO()
buf.write(pack('xx2xIIHHHHHHhhBBBxII', drawable, gc, total_width, total_height, src_x, src_y, src_width, src_height, dst_x, dst_y, depth, format, send_event, shmseg, offset))
return self.send_request(xcb.Request(buf.getvalue(), 3, True, True),
xcb.VoidCookie())
def PutImage(self, drawable, gc, total_width, total_height, src_x, src_y, src_width, src_height, dst_x, dst_y, depth, format, send_event, shmseg, offset):
buf = cStringIO.StringIO()
buf.write(pack('xx2xIIHHHHHHhhBBBxII', drawable, gc, total_width, total_height, src_x, src_y, src_width, src_height, dst_x, dst_y, depth, format, send_event, shmseg, offset))
return self.send_request(xcb.Request(buf.getvalue(), 3, True, False),
xcb.VoidCookie())
def GetImage(self, drawable, x, y, width, height, plane_mask, format, shmseg, offset):
buf = cStringIO.StringIO()
buf.write(pack('xx2xIhhHHIB3xII', drawable, x, y, width, height, plane_mask, format, shmseg, offset))
return self.send_request(xcb.Request(buf.getvalue(), 4, False, True),
GetImageCookie(),
GetImageReply)
def GetImageUnchecked(self, drawable, x, y, width, height, plane_mask, format, shmseg, offset):
buf = cStringIO.StringIO()
buf.write(pack('xx2xIhhHHIB3xII', drawable, x, y, width, height, plane_mask, format, shmseg, offset))
return self.send_request(xcb.Request(buf.getvalue(), 4, False, False),
GetImageCookie(),
GetImageReply)
def CreatePixmapChecked(self, pid, drawable, width, height, depth, shmseg, offset):
buf = cStringIO.StringIO()
buf.write(pack('xx2xIIHHB3xII', pid, drawable, width, height, depth, shmseg, offset))
return self.send_request(xcb.Request(buf.getvalue(), 5, True, True),
xcb.VoidCookie())
def CreatePixmap(self, pid, drawable, width, height, depth, shmseg, offset):
buf = cStringIO.StringIO()
buf.write(pack('xx2xIIHHB3xII', pid, drawable, width, height, depth, shmseg, offset))
return self.send_request(xcb.Request(buf.getvalue(), 5, True, False),
xcb.VoidCookie())
_events = {
0 : CompletionEvent,
}
_errors = {
0 : (SegError, BadSeg),
}
xcb._add_ext(key, shmExtension, _events, _errors)