You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
svelte-kit-vice/src/uix/morfo/components/select.ts

286 lines
7.6 KiB

import type { Morfo } from '../types';
import { v } from '../types';
export const selectMorfo = {
name: 'Select',
kebab: 'select',
scope: ['soma', 'sema', 'eidos'],
expression: 'pack',
texts: {
label: '#?components.select.label|Select'
},
apg: 'https://www.w3.org/WAI/ARIA/apg/patterns/listbox/',
events: [
{
name: 'commit-select',
semantic: {
family: 'commit',
verb: 'select',
target: v.partRef('item'),
intent: 'affirm',
sequence: 'post'
}
},
{
name: 'commit-unselect',
semantic: {
family: 'commit',
verb: 'unselect',
target: v.partRef('item'),
intent: 'affirm',
sequence: 'post'
}
},
{
// The dropdown popup appearing. Dropdown = emerge.open (GUIA §4.1).
// Emitted after the open state is set, as the popup appears.
name: 'emerge-open',
semantic: {
family: 'emerge',
verb: 'open',
target: v.partRef('content'),
// `post`: the handler mounts the content before the emit, so the
// stamp lands on the declared surface — the F4 recipe. The old
// `allowedTargets: [trigger]` legalised a hand fallback from the
// `pre` era; measured 2026-08-13: it parked `emerge-open` (and the
// `present` motion signature) on the BUTTON.
sequence: 'post'
}
},
{
// The popup receding: emerge.close uses the pre sequence. Soma
// dispatches before writing the closed state without awaiting the
// returned promise; Presence owns the remaining exit lifetime.
// Verb per book cap. 26 §5: `close` pairs with `open` (framed
// surfaces); `dismiss` belongs to OFFERED surfaces (present) — was
// emerge-dismiss (C2 verbs pass, 2026-07-07).
name: 'emerge-close',
semantic: {
family: 'emerge',
verb: 'close',
target: v.partRef('content'),
// `pre`: the content still exists when the retreat fires. The
// trigger is MOUNT-STATE fallback (the runtime resolves it only if
// the content is already gone), not a caller's choice — the ola-1
// axis split, same as the four overlays.
targetFallback: [v.partRef('trigger')],
sequence: 'pre'
}
}
],
direction: {},
focus: {
// Acta (focus census, 2026-08-27): «aria-activedescendant strategy:
// virtual highlight (highlightedId), the single DOM stop stays on the
// anchor». The block this replaces said "no `focus` block" and spelled the
// species out in prose — the species now has a NAME, so it is declared
// instead of excused. Measured in the provider: `highlightWalk` moves
// `highlightedId`, the Trigger's `aria-activedescendant` is sourced from
// it, Content and Item ship `tabindex: -1` and are never DOM-focused.
// Focus return to the trigger on close stays imperative (`handleClose`).
kind: 'activedescendant',
anchor: 'trigger',
items: ['item']
},
parts: [
{
name: 'Provider',
kebab: 'provider',
archetype: 'provider',
kind: 'public',
defaultElement: 'div',
optional: false,
states: ['open', 'closed'],
data: [
{ attr: 'data-state', values: ['open', 'closed'], value: v.stateRef('open') },
{ attr: 'data-disabled', value: v.propRef('disabled'), severity: 'optional' },
{ attr: 'data-readonly', value: v.propRef('readonly'), severity: 'optional' },
{ attr: 'data-invalid', value: v.propRef('invalid'), severity: 'optional' },
{ attr: 'data-type', values: ['single', 'multiple'], value: v.propRef('type') }
],
aria: [{ attr: 'aria-invalid', value: v.propRef('invalid'), severity: 'optional' }]
},
{
name: 'Trigger',
kebab: 'trigger',
archetype: 'trigger',
kind: 'public',
defaultElement: 'button',
role: 'combobox',
optional: false,
states: ['open', 'closed'],
data: [
{ attr: 'data-state', values: ['open', 'closed'] },
{ attr: 'data-disabled', severity: 'optional' },
{ attr: 'data-invalid', severity: 'optional' },
{ attr: 'data-placeholder', severity: 'optional' }
],
attrs: [{ attr: 'type', value: v.literal('button') }],
aria: [
{ attr: 'aria-haspopup', value: v.literal('listbox') },
{ attr: 'aria-expanded', value: v.stateRef('open') },
{
attr: 'aria-controls',
value: v.partRef('content'),
condition: { when: 'part-present', part: 'content' },
severity: 'recommended'
},
{ attr: 'aria-activedescendant', value: v.propRef('highlightedId'), severity: 'optional' },
{
attr: 'aria-required',
value: v.literal('true'),
severity: 'optional',
condition: { when: 'prop-truthy', prop: 'required' }
},
{
attr: 'aria-readonly',
value: v.literal('true'),
severity: 'optional',
condition: { when: 'prop-truthy', prop: 'readonly' }
}
],
keyboard: [
{ key: 'Enter', action: 'open' },
{ key: ' ', action: 'open' },
{ key: 'ArrowDown', action: 'next-item' },
{ key: 'ArrowUp', action: 'prev-item' },
{ key: 'Home', action: 'first-item' },
{ key: 'End', action: 'last-item' },
{ key: 'Escape', action: 'close' }
]
},
{
name: 'Value',
kebab: 'value',
archetype: 'description',
kind: 'public',
defaultElement: 'span',
optional: true,
data: [{ attr: 'data-placeholder', severity: 'optional' }],
aria: []
},
{
name: 'Content',
kebab: 'content',
archetype: 'content',
kind: 'public',
defaultElement: 'div',
role: 'listbox',
optional: false,
states: ['open', 'closed'],
data: [{ attr: 'data-state', values: ['open', 'closed'] }],
aria: [
{
attr: 'aria-labelledby',
value: v.partRef('trigger'),
condition: { when: 'part-present', part: 'trigger' },
severity: 'recommended'
},
{
attr: 'aria-multiselectable',
value: v.literal('true'),
severity: 'optional',
condition: { when: 'prop-truthy', prop: 'multiple' }
}
]
},
{
name: 'Viewport',
kebab: 'viewport',
archetype: 'viewport',
kind: 'public',
defaultElement: 'div',
optional: true,
data: [],
aria: []
},
{
name: 'Item',
kebab: 'item',
archetype: 'item',
kind: 'public',
defaultElement: 'div',
role: 'option',
optional: false,
states: ['checked', 'unchecked'],
data: [
{ attr: 'data-state', values: ['checked', 'unchecked'] },
{ attr: 'data-value' },
{ attr: 'data-label', severity: 'optional' },
{ attr: 'data-highlighted', severity: 'optional' },
{ attr: 'data-disabled', severity: 'optional' }
],
aria: [
{ attr: 'aria-selected', value: v.stateRef('checked') },
{
attr: 'aria-disabled',
value: v.literal('true'),
severity: 'optional',
condition: { when: 'prop-truthy', prop: 'disabled' }
}
]
},
{
name: 'ItemDescription',
kebab: 'item-description',
archetype: 'description',
kind: 'public',
defaultElement: 'span',
optional: true,
data: [],
aria: []
},
{
name: 'Group',
kebab: 'group',
archetype: 'group',
kind: 'public',
defaultElement: 'div',
role: 'group',
optional: true,
data: [],
aria: [
{
attr: 'aria-labelledby',
value: v.partRef('group-heading'),
condition: { when: 'part-present', part: 'group-heading' },
severity: 'recommended'
}
]
},
{
name: 'GroupHeading',
kebab: 'group-heading',
archetype: 'header',
kind: 'public',
defaultElement: 'div',
optional: true,
data: [],
aria: []
},
{
name: 'Separator',
kebab: 'separator',
archetype: 'separator',
kind: 'public',
defaultElement: 'div',
role: 'separator',
optional: true,
data: [],
aria: []
},
{
name: 'Arrow',
kebab: 'arrow',
archetype: 'arrow',
kind: 'public',
defaultElement: 'span',
optional: true,
data: [],
aria: []
}
]
} as const satisfies Morfo;

Powered by TurnKey Linux.