class interface EVENT_CATCHER
-- EVENT_CATCHER is the JOB that handle graphic interface
-- relative events. The event_catcher wait for such events and
-- emit signal relative to this event. Previously registred
-- procedure (via vision.*_connect) are executed.
--
-- For more information about JOB, see lib/sequencer and
-- tutorial/sequencer directories.
creation
make (g_c: GRAPHIC_CONNECTION)
feature(s) from EVENT_CATCHER
continue
-- Continue to do the job
-- The work to do has to be small work and non blocking, it
-- will continue on next call
feature(s) from EVENT_CATCHER
current_event_type: INTEGER
stop
preprocess_left_down (p: PROCEDURE[ANY,TUPLE])
feature(s) from EVENT_CATCHER
widget: HASHED_DICTIONARY[SENSITIVE, POINTER]
feature(s) from EVENT_CATCHER
event: FAST_ARRAY[DICTIONARY[SIGNAL_0, SENSITIVE]]
pointer_move_event: HASHED_DICTIONARY[SIGNAL_2[INTEGER, INTEGER], SENSITIVE]
geometry_change_event: HASHED_DICTIONARY[SIGNAL_4[INTEGER, INTEGER, INTEGER, INTEGER], SENSITIVE]
invariant
priority /= Minimum_integer;
end of EVENT_CATCHER