define-command ( word hash -- ) (original) (raw)
define-command ( word hash -- )
Factor handbook » UI framework » Implementing new gadgets » UI gestures » Commands
| Next: | define-command-map ( class group blurb pairs -- ) |
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Inputs
| word | a word |
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| hash | a hashtable |
Outputs
None
Word description
Defines a command. The hashtable can contain the following keys:
| • | +nullary+ - if set to a true value, the word must have stack effect ( -- ); otherwise it must have stack effect ( target -- ) |
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| • | +listener+ - if set to a true value, the command will run in the listener |
| • | +description+ - can be set to a string description of the command |
Definition
USING: accessors assocs kernel ;
: define-command ( word hash -- )
default-flags swap assoc-union [ assoc-union ] curry
change-props drop ;