# This file is part of Xpra.
# Copyright (C) 2008 Nathaniel Smith <*****@*****.**>
# Copyright (C) 2012-2015 Antoine Martin <*****@*****.**>
# Xpra is released under the terms of the GNU GPL v2, or, at your option, any
# later version. See the file COPYING for details.
from xpra.gtk_common.gobject_compat import import_gdk, import_gobject, import_pixbufloader, import_cairo
gdk = import_gdk()
gobject = import_gobject()
cairo = import_cairo()
PixbufLoader = import_pixbufloader()
from xpra.gtk_common.gtk_util import cairo_set_source_pixbuf, gdk_cairo_context
from xpra.client.gtk_base.gtk_window_backing_base import GTKWindowBacking
from xpra.codecs.loader import get_codec
from xpra.os_util import BytesIOClass, memoryview_to_bytes, strtobytes
from xpra.log import Logger
log = Logger("paint", "cairo")
FORMATS = {-1: "INVALID"}
for x in (f for f in dir(cairo) if f.startswith("FORMAT_")):
FORMATS[getattr(cairo, x)] = x.replace("FORMAT_", "")
"""
Superclass for gtk2 and gtk3 cairo implementations.
"""
class CairoBackingBase(GTKWindowBacking):
menulog = Logger("menu")
from xpra.os_util import memoryview_to_bytes
from xpra.util import AdHocStruct, bytestostr, typedict, WORKSPACE_UNSET, WORKSPACE_ALL, WORKSPACE_NAMES
from xpra.gtk_common.gobject_compat import import_gtk, import_gdk, import_cairo, import_pixbufloader, get_xid
from xpra.gtk_common.gobject_util import no_arg_signal
from xpra.gtk_common.gtk_util import get_pixbuf_from_data, get_default_root_window, is_realized, WINDOW_POPUP, WINDOW_TOPLEVEL
from xpra.gtk_common.keymap import KEY_TRANSLATIONS
from xpra.client.client_window_base import ClientWindowBase
from xpra.platform.gui import set_fullscreen_monitors, set_shaded
from xpra.codecs.argb.argb import unpremultiply_argb, bgra_to_rgba #@UnresolvedImport
from xpra.platform.gui import add_window_hooks, remove_window_hooks
gtk = import_gtk()
gdk = import_gdk()
cairo = import_cairo()
PixbufLoader = import_pixbufloader()
CAN_SET_WORKSPACE = False
HAS_X11_BINDINGS = False
if os.name=="posix" and os.environ.get("XPRA_SET_WORKSPACE", "1")!="0":
try:
from xpra.x11.gtk_x11.prop import prop_get, prop_set
from xpra.x11.bindings.window_bindings import constants, X11WindowBindings, SHAPE_KIND #@UnresolvedImport
from xpra.x11.bindings.core_bindings import X11CoreBindings
from xpra.gtk_common.error import xsync
from xpra.x11.gtk_x11.send_wm import send_wm_workspace
X11Window = X11WindowBindings()
X11Core = X11CoreBindings()
HAS_X11_BINDINGS = True
