99 lines
2.5 KiB
JavaScript
99 lines
2.5 KiB
JavaScript
'use strict'
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function Acels () {
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this.all = {}
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this.install = (host = window) => {
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host.addEventListener('keydown', this.onKeyDown, false)
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host.addEventListener('keyup', this.onKeyUp, false)
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}
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this.set = (cat, name, accelerator, downfn, upfn) => {
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if (this.all[accelerator]) { console.warn('Acels', `Trying to overwrite ${this.all[accelerator].name}, with ${name}.`) }
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this.all[accelerator] = { cat, name, downfn, upfn, accelerator }
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}
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this.get = (accelerator) => {
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return this.all[accelerator]
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}
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this.sort = () => {
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const h = {}
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for (const item of Object.values(this.all)) {
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if (!h[item.cat]) { h[item.cat] = [] }
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h[item.cat].push(item)
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}
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return h
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}
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this.convert = (event) => {
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const accelerator = event.accelerator.substr(0, 1).toUpperCase() + event.accelerator.substr(1)
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if ((event.ctrlKey || event.metaKey) && event.shiftKey) {
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return `CmdOrCtrl+Shift+${accelerator}`
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}
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if (event.shiftKey) {
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return `Shift+${accelerator}`
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}
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if (event.ctrlKey || event.metaKey) {
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return `CmdOrCtrl+${accelerator}`
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}
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return accelerator
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}
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this.onKeyDown = (e) => {
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const target = this.get(this.convert(e))
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if (!target || !target.downfn) { return }
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target.downfn()
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e.preventDefault()
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}
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this.onKeyUp = (e) => {
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const target = this.get(this.convert(e))
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if (!target || !target.upfn) { return }
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target.upfn()
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e.preventDefault()
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}
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this.toMarkdown = () => {
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const cats = this.sort()
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let text = ''
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for (const cat in cats) {
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text += `\n### ${cat}\n\n`
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for (const item of cats[cat]) {
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text += `- \`${item.accelerator}\`: ${item.info}\n`
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}
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}
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return text.trim()
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}
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this.toString = () => {
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const cats = this.sort()
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let text = ''
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for (const cat in cats) {
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for (const item of cats[cat]) {
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text += `${cat}: ${item.name} | ${item.accelerator}\n`
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}
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}
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return text.trim()
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}
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this.inject = () => {
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const injection = []
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const sorted = this.sort()
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for (const cat of Object.keys(sorted)) {
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const submenu = []
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for (const option of sorted[cat]) {
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if (option.role) {
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submenu.push({ role: option.role })
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} else if (option.type) {
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submenu.push({ type: option.type })
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} else {
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submenu.push({ label: option.name, accelerator: option.accelerator, click: option.downfn })
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}
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}
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injection.push({ label: cat, submenu: submenu })
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}
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require('electron').remote.app.injectMenu(injection)
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}
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}
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