monaco-editor
Version:
A browser based code editor
40 lines (37 loc) • 1.4 kB
JavaScript
import { Event } from '../../../../base/common/event.js';
import { getCodiconAriaLabel } from '../../../../base/common/iconLabels.js';
import { localize } from '../../../../nls.js';
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
/**
* Accessibility provider for QuickTree.
*/
class QuickTreeAccessibilityProvider {
constructor(onCheckedEvent) {
this.onCheckedEvent = onCheckedEvent;
}
getWidgetAriaLabel() {
return localize(1772, "Quick Tree");
}
getAriaLabel(element) {
return element.ariaLabel || [element.label, element.description]
.map(s => getCodiconAriaLabel(s))
.filter(s => !!s)
.join(', ');
}
getWidgetRole() {
return 'tree';
}
getRole(_element) {
return 'checkbox';
}
isChecked(element) {
return {
get value() { return element.checked === 'mixed' ? 'mixed' : !!element.checked; },
onDidChange: e => Event.filter(this.onCheckedEvent, e => e.item === element)(_ => e()),
};
}
}
export { QuickTreeAccessibilityProvider };