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fix(listbox): allow use of arrow keys when focus is not on listbox

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gvangeest 2023-03-07 11:03:45 +01:00 committed by gerjanvangeest
parent 3256892ce9
commit 0d4c42ab64
3 changed files with 22 additions and 5 deletions
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5
.changeset/eighty-dogs-travel.md Normal file
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@ -0,0 +1,5 @@
---
'@lion/ui': patch
---
[listbox] allow use of arrow keys when focus is not on listbox

6
packages/ui/components/listbox/src/ListboxMixin.js
View file

@ -635,6 +635,9 @@ const ListboxMixinImplementation = superclass =>
}
break;
case 'ArrowLeft':
if (this._listboxReceivesNoFocus) {
return;
}
ev.preventDefault();
if (this.orientation === 'horizontal') {
this.activeIndex = this._getPreviousEnabledOption(this.activeIndex);
@ -647,6 +650,9 @@ const ListboxMixinImplementation = superclass =>
}
break;
case 'ArrowRight':
if (this._listboxReceivesNoFocus) {
return;
}
ev.preventDefault();
if (this.orientation === 'horizontal') {
this.activeIndex = this._getNextEnabledOption(this.activeIndex);

16
packages/ui/components/listbox/test-suites/ListboxMixin.suite.js
View file

@ -861,6 +861,7 @@ export function runListboxMixinSuite(customConfig = {}) {
mimicKeyPress(_listboxNode, 'End');
expect(el.activeIndex).to.equal(3);
});
it('navigates through open lists with [ArrowDown] [ArrowUp] keys activates the option', async () => {
const el = /** @type {LionListbox} */ (
await fixture(html`
@ -936,7 +937,7 @@ export function runListboxMixinSuite(customConfig = {}) {
it('uses [ArrowLeft] and [ArrowRight] keys when "horizontal"', async () => {
const el = /** @type {LionListbox} */ (
await fixture(html`
<${tag} opened name="foo" orientation="horizontal" autocomplete="none" show-all-on-empty>
<${tag} ._listboxReceivesNoFocus="${false}" opened name="foo" orientation="horizontal" autocomplete="none" show-all-on-empty>
<${optionTag} .choiceValue="${'Artichoke'}">Artichoke</${optionTag}>
<${optionTag} .choiceValue="${'Chard'}">Chard</${optionTag}>
</${tag}>
@ -948,15 +949,12 @@ export function runListboxMixinSuite(customConfig = {}) {
// Normalize for suite tests
el.activeIndex = 0;
await el.updateComplete;
mimicKeyPress(_listboxNode, 'ArrowRight');
expect(el.activeIndex).to.equal(1);
mimicKeyPress(_listboxNode, 'ArrowLeft');
expect(el.activeIndex).to.equal(0);
// No response to vertical arrows...
@ -965,7 +963,14 @@ export function runListboxMixinSuite(customConfig = {}) {
el.activeIndex = 1;
mimicKeyPress(_listboxNode, 'ArrowUp');
expect(el.activeIndex).to.equal(1);
// @ts-ignore allow protected member access in test
el._listboxReceivesNoFocus = true;
mimicKeyPress(_listboxNode, 'ArrowLeft');
expect(el.activeIndex).to.equal(1);
mimicKeyPress(_listboxNode, 'ArrowRight');
expect(el.activeIndex).to.equal(1);
});
@ -1141,6 +1146,7 @@ export function runListboxMixinSuite(customConfig = {}) {
expect(el.checkedIndex).to.equal(0);
expectOnlyGivenOneOptionToBeChecked(options, 0);
});
it('navigates through list with [ArrowLeft] [ArrowRight] keys when horizontal: activates and checks the option', async () => {
/**
* @param {LionOption[]} options
@ -1157,7 +1163,7 @@ export function runListboxMixinSuite(customConfig = {}) {
}
const el = /** @type {LionListbox} */ (
await fixture(html`
<${tag} opened selection-follows-focus orientation="horizontal" autocomplete="none" show-all-on-empty>
<${tag} ._listboxReceivesNoFocus="${false}" opened selection-follows-focus orientation="horizontal" autocomplete="none" show-all-on-empty>
<${optionTag} .choiceValue=${10}>Item 1</${optionTag}>
<${optionTag} .choiceValue=${20}>Item 2</${optionTag}>
<${optionTag} .choiceValue=${30}>Item 3</${optionTag}>