This is a quick reference for the various features of a qooxdoo interface declaration. It uses an EBNF-like syntax.
It is much like a class declaration, with a more limited set of features. Properties are just names with empty map values.
interface_decl := 'qx.Interface.define' '(' '"' <name.space.InterfaceName> '"' ','
{ feature_spec ',' }
')'
feature_spec := 'extend' ':' extend_spec |
'statics' ':' statics_spec |
'properties' ':' properties_spec |
'members' ':' members_spec |
'events' ':' events_spec
extend_spec := <name.of.SuperInterface> |
'[' <name.of.SuperInterface1> ',' <name.of.SuperInterface2>
',' ... ']'
statics_spec := '{' { '"' <upper_case_key> '"' ':' js_primitive_value ',' } '}'
properties_spec := '{' { '"' <property_name> '"' ':' '{}' ',' } '}'
members_spec := c_map
events_spec := '{' { '"' <event_name> '"' ':' '"' qx_event_type '"'
',' } '}'
c_map := '{' { <key> ':' [ js_primitive_value |
js_reference_value |
js_function_value |
variant_spec ] ',' } '}'
js_function_value := ? Javascript anonymous function 'function (...) {...}' ?
js_primitive_value := ? any value from the Javascript primitive types ?
js_reference_value := ? any value from the Javascript reference types ?
qx_event_type := ? any qooxdoo event type class name, e.g.
'qx.event.type.DataEvent' ?