electron/lib/browser/api/touch-bar.js
2017-03-03 14:00:38 -08:00

116 lines
2.8 KiB
JavaScript

const {EventEmitter} = require('events')
const {app} = require('electron')
class TouchBar {
constructor (items) {
this.items = items;
if (!Array.isArray(items)) {
throw new Error('The items object provided has to be an array')
}
items.forEach((item) => {
if (!item.id) {
throw new Error('Each item must be an instance of a TouchBarItem')
}
})
}
toJSON () {
return this.items.map((item) => item.toJSON ? item.toJSON() : item);
}
}
let item_id_incrementor = 1
const item_event_handlers = {}
TouchBar._event = (itemType, eventArgs) => {
let args = eventArgs.slice(1)
if (itemType === 'slider') {
args = args.map(val => parseInt(val, 10))
}
const id_parts = eventArgs[0].split('.')
const item_id = id_parts[id_parts.length - 1]
if (item_event_handlers[item_id]) item_event_handlers[item_id](...args)
}
class TouchBarItem {
constructor (config) {
this.id = item_id_incrementor++
const mConfig = Object.assign({}, config || {})
Object.defineProperty(this, 'config', {
configurable: false,
enumerable: false,
get: () => mConfig
})
this.config.id = `${this.config.id || this.id}`;
if (typeof this.config !== 'object' || this.config === null) {
throw new Error('Provided config must be a non-null object')
}
}
toJSON () {
return this.config
}
}
TouchBar.Button = class TouchBarButton extends TouchBarItem {
constructor (config) {
super(config)
this.config.type = 'button'
const click = config.click
if (typeof click === 'function') {
item_event_handlers[`${this.id}`] = click
}
}
}
TouchBar.ColorPicker = class TouchBarColorPicker extends TouchBarItem {
constructor (config) {
super(config)
this.config.type = 'colorpicker'
const change = this.config.change
if (typeof change === 'function') {
item_event_handlers[`${this.id}`] = change
}
}
}
TouchBar.Label = class TouchBarLabel extends TouchBarItem {
constructor (config) {
super(config)
this.config.type = 'label'
}
}
TouchBar.List = class TouchBarList extends TouchBarItem {
constructor (config) {
super(config)
this.config.type = 'list'
}
}
TouchBar.PopOver = class TouchBarPopOver extends TouchBarItem {
constructor (config) {
super(config)
this.config.type = 'popover'
}
toJSON () {
const config = this.config;
return Object.assign({}, config, {
touchBar: config.touchBar && config.touchBar.toJSON ? config.touchBar.toJSON() : []
})
}
}
TouchBar.Slider = class TouchBarSlider extends TouchBarItem {
constructor (config) {
super(config)
this.config.type = 'slider';
const change = this.config.change
if (typeof change === 'function') {
item_event_handlers[this.id] = change
}
}
}
module.exports = TouchBar;