Request of available window types.
query_window_type returns a tupel which contains all devices resp.software systems which are used to display image objects. You may use query_window_type usefully while developing machine independent programs. Possible values are:
'X-Window' X-Window Version 11.
'pixmap' Windows are not displayed, but managed in memory.
In this manner it is possible to port HORUS-programs to
computers without graphical display.
'HP-2397a' Starbase (Hewlett Packard).
'SG 4D-80-GTB' GL (Silicon Graphics).
'user-1' User defined output device.
|
WindowTypes (output_control) |
string-array -> string |
| Names of available window types. | |
query_window_type returns always TRUE.