EXECUTES THE PROGRAM FROM LABEL L WHEN THE USER RELEASES ANY KEY WHILE THE SYSTEM OBJECT NUMBER N HAS FOCUS
ACTION
The command ON_KEY_UP N,L assigns a label (which must be defined in the program) from which the program will run every time the user releases a key of the keyboard, while the system object designated by the number N has focus.
The system object must be one of the following types: BUTTON, EDIT, MEMO, COMBO, FORM, LIST, CHECK, OPTION, SPIN, GRID, MEMO_RICH, BUTTON_PICTURE, SCENE2D, GRID_DRAW, SYNEDIT.
SYNTAX:
ON_KEY_UP N,L
USE ERROR EXAMPLE
rem declare a label
label enter_key
rem an EDIT is created
edit 1
rem every time a key is released in EDIT, execute from label "enter_key"
on_key_up 1,enter_key
end: rem main program is finished
enter_key:
rem treatment of event
if key_up_code=13 then caption 0,"ENTER is released"
return
ON_KEY_UP
ON_KEY_UP N,L
SEE ALSO
KEY_DOWN_CODE
KEY_DOWN_SPECIAL
KEY_UP_CODE
KEY_UP_SPECIAL
ON_KEY_DOWN