#1167: when the client disables the clipboard, make sure we disable a…

…ll the selections so that we don't try to request data from the client, which would fail and timeout

git-svn-id: https://xpra.org/svn/Xpra/trunk@12495 3bb7dfac-3a0b-4e04-842a-767bc560f471

src/xpra/server/server_base.py

@@ -2270,7 +2270,8 @@ def _process_clipboard_enabled_status(self, proto, packet):
         self.set_clipboard_enabled_status(ss, clipboard_enabled)
 
     def set_clipboard_enabled_status(self, ss, clipboard_enabled):
-        if not self._clipboard_helper:
+        ch = self._clipboard_helper
+        if not ch:
             clipboardlog.warn("Warning: client try to toggle clipboard-enabled status,")
             clipboardlog.warn(" but we do not support clipboard at all! Ignoring it.")
             return
@@ -2279,6 +2280,8 @@ def set_clipboard_enabled_status(self, ss, clipboard_enabled):
             clipboardlog.warn("Warning: received a request to change the clipboard status,")
             clipboardlog.warn(" but it does not come from the clipboard owner! Ignoring it.")
         cc.clipboard_enabled = clipboard_enabled
+        if not clipboard_enabled:
+            ch.enable_selections([])
         clipboardlog("toggled clipboard to %s for %s", clipboard_enabled, ss.protocol)
 
     def _process_keyboard_sync_enabled_status(self, proto, packet):