monaco-editor-core
Version:
A browser based code editor
97 lines (96 loc) • 4.07 kB
JavaScript
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { Widget } from '../widget.js';
import { ThemeIcon } from '../../../common/themables.js';
import { Emitter } from '../../../common/event.js';
import './toggle.css';
import { getDefaultHoverDelegate } from '../hover/hoverDelegateFactory.js';
import { getBaseLayerHoverDelegate } from '../hover/hoverDelegate2.js';
export const unthemedToggleStyles = {
inputActiveOptionBorder: '#007ACC00',
inputActiveOptionForeground: '#FFFFFF',
inputActiveOptionBackground: '#0E639C50'
};
export class Toggle extends Widget {
constructor(opts) {
super();
this._onChange = this._register(new Emitter());
this.onChange = this._onChange.event;
this._onKeyDown = this._register(new Emitter());
this.onKeyDown = this._onKeyDown.event;
this._opts = opts;
this._checked = this._opts.isChecked;
const classes = ['monaco-custom-toggle'];
if (this._opts.icon) {
this._icon = this._opts.icon;
classes.push(...ThemeIcon.asClassNameArray(this._icon));
}
if (this._opts.actionClassName) {
classes.push(...this._opts.actionClassName.split(' '));
}
if (this._checked) {
classes.push('checked');
}
this.domNode = document.createElement('div');
this._hover = this._register(getBaseLayerHoverDelegate().setupManagedHover(opts.hoverDelegate ?? getDefaultHoverDelegate('mouse'), this.domNode, this._opts.title));
this.domNode.classList.add(...classes);
if (!this._opts.notFocusable) {
this.domNode.tabIndex = 0;
}
this.domNode.setAttribute('role', 'checkbox');
this.domNode.setAttribute('aria-checked', String(this._checked));
this.domNode.setAttribute('aria-label', this._opts.title);
this.applyStyles();
this.onclick(this.domNode, (ev) => {
if (this.enabled) {
this.checked = !this._checked;
this._onChange.fire(false);
ev.preventDefault();
}
});
this._register(this.ignoreGesture(this.domNode));
this.onkeydown(this.domNode, (keyboardEvent) => {
if (keyboardEvent.keyCode === 10 /* KeyCode.Space */ || keyboardEvent.keyCode === 3 /* KeyCode.Enter */) {
this.checked = !this._checked;
this._onChange.fire(true);
keyboardEvent.preventDefault();
keyboardEvent.stopPropagation();
return;
}
this._onKeyDown.fire(keyboardEvent);
});
}
get enabled() {
return this.domNode.getAttribute('aria-disabled') !== 'true';
}
focus() {
this.domNode.focus();
}
get checked() {
return this._checked;
}
set checked(newIsChecked) {
this._checked = newIsChecked;
this.domNode.setAttribute('aria-checked', String(this._checked));
this.domNode.classList.toggle('checked', this._checked);
this.applyStyles();
}
width() {
return 2 /*margin left*/ + 2 /*border*/ + 2 /*padding*/ + 16 /* icon width */;
}
applyStyles() {
if (this.domNode) {
this.domNode.style.borderColor = (this._checked && this._opts.inputActiveOptionBorder) || '';
this.domNode.style.color = (this._checked && this._opts.inputActiveOptionForeground) || 'inherit';
this.domNode.style.backgroundColor = (this._checked && this._opts.inputActiveOptionBackground) || '';
}
}
enable() {
this.domNode.setAttribute('aria-disabled', String(false));
}
disable() {
this.domNode.setAttribute('aria-disabled', String(true));
}
}