query_window_typeT_query_window_typeQueryWindowTypeQueryWindowTypequery_window_type (Operator)
Name
query_window_typeT_query_window_typeQueryWindowTypeQueryWindowTypequery_window_type — Query all available window types.
Signature
def query_window_type() -> Sequence[str]
Description
query_window_typequery_window_typeQueryWindowTypeQueryWindowTypeQueryWindowTypequery_window_type returns a tuple which contains all devices or
software systems, respectively, which are used to display image objects.
You may use query_window_typequery_window_typeQueryWindowTypeQueryWindowTypeQueryWindowTypequery_window_type usefully while developing machine
independent programs.
Possible values are:
- 'X-Window'"X-Window""X-Window""X-Window""X-Window""X-Window"
X-Window Version 11.
- 'WIN32-Window'"WIN32-Window""WIN32-Window""WIN32-Window""WIN32-Window""WIN32-Window"
Microsoft Windows.
- 'Cocoa'"Cocoa""Cocoa""Cocoa""Cocoa""Cocoa"
macOS.
- 'pixmap'"pixmap""pixmap""pixmap""pixmap""pixmap"
Windows are not displayed, but managed in memory.
In this manner it is possible to port HALCON programs to computers without
graphical display.
- 'PostScript'"PostScript""PostScript""PostScript""PostScript""PostScript"
Objects are output to a PostScript File.
Execution Information
- Multithreading type: reentrant (runs in parallel with non-exclusive operators).
- Multithreading scope: global (may be called from any thread).
- Processed without parallelization.
Parameters
WindowTypesWindowTypesWindowTypesWindowTypeswindowTypeswindow_types (output_control) string-array → HTupleSequence[str]HTupleHtuple (string) (string) (HString) (char*)
Names of available window types.
Result
query_window_typequery_window_typeQueryWindowTypeQueryWindowTypeQueryWindowTypequery_window_type always returns 2 (H_MSG_TRUE).
Possible Predecessors
reset_obj_dbreset_obj_dbResetObjDbResetObjDbResetObjDbreset_obj_db
Module
Foundation