close_window — Close an output window.
close_window( : : WindowHandle : )
close_window closes a window which have been opened by
open_window. Afterwards the
output device or the window area, respectively, is ready to accept
new calls of
This operator modifies the state of the following input parameter:
During execution of this operator, access to the value of this parameter must be synchronized if it is used across multiple threads.
WindowHandle(input_control, state is modified) window(-array)
If the output window is valid
close_window returns 2 (H_MSG_TRUE).
If necessary an exception is raised.