client: trap XError related to XGetWindowAttributes
Observed a BadWindow error about GetWindowAttributes, explicitly
catch the error and skip managing the window on error.
Signed-off-by: Ruihai Zhou zhou.ruihai@gd-linux.com
Closes: #798
Observed a BadWindow error about GetWindowAttributes, explicitly
catch the error and skip managing the window on error.
Signed-off-by: Ruihai Zhou zhou.ruihai@gd-linux.com
Closes: #798