#3750 stub screencast capture

xpra/scripts/server.py

@@ -36,6 +36,7 @@
 from xpra.exit_codes import ExitCode
 from xpra.os_util import (
     SIGNAMES, POSIX, WIN32, OSX,
+    is_Wayland,
     force_quit,
     which,
     get_saved_env, get_saved_env_var,
@@ -314,10 +315,12 @@ def make_server(clobber):
     return XpraServer(clobber)
 
 def make_shadow_server(multi_window=False):
-    from xpra.platform.shadow_server import ShadowServer
-    ss = ShadowServer()
-    ss.multi_window = multi_window
-    return ss
+    if envbool("XPRA_SHADOW_SCREENCAST", is_Wayland()):
+        #try screen casting
+        from xpra.platform.xposix.fdscreencast import ScreenCast
+        return ScreenCast(multi_window)
+    from xpra.x11.shadow_x11_server import ShadowX11Server
+    return ShadowX11Server(multi_window)
 
 def make_proxy_server():
     from xpra.platform.proxy_server import ProxyServer

xpra/server/shadow/gtk_shadow_server_base.py

@@ -55,11 +55,11 @@ def parse_geometries(s):
 
 class GTKShadowServerBase(ShadowServerBase, GTKServerBase):
 
-    def __init__(self):
+    def __init__(self, multi_window=True):
         ShadowServerBase.__init__(self, get_default_root_window())
         GTKServerBase.__init__(self)
         self.session_type = "shadow"
-        self.multi_window = True
+        self.multi_window = multi_window
         #for managing the systray
         self.tray_menu = None
         self.tray_menu_shown = False

xpra/x11/shadow_x11_server.py

@@ -321,8 +321,8 @@ def __repr__(self):
 #so many calls will happen twice there (__init__ and init)
 class ShadowX11Server(GTKShadowServerBase, X11ServerCore):
 
-    def __init__(self):
-        GTKShadowServerBase.__init__(self)
+    def __init__(self, multi_window=True):
+        GTKShadowServerBase.__init__(self, multi_window=multi_window)
         X11ServerCore.__init__(self)
         self.session_type = "X11 shadow"
         self.modify_keymap = False