JavaScript for Automation (JXA) | Toggle macOS Accessibility Keyboard

de.sidneys.jxa.toggle-macos-accessibility-keyboard.scpt

/**
 * toggle-macos-accessibility-keyboard
 * javascript for automation (jxa)
 *
 * description:
 * macOS automation script to toggle the macOS Accessibility Keyboard.
 * Shows and hides the keyboard depending on its current state.
 *
 * author: sidneys
 * homepage: http://sidneys.github.io
 * version: 2.0.2
 * license: MIT
 */
 
// Init
'use strict'

// Persist start-up state of the "System Preferences" app
var isRunningSystemPreferences = Application('System Preferences').running()

// Initialize storage for the checkbox value
var initialCheckboxValue
var currentCheckboxValue

// Show "Keyboard" pane within the Accessibility preferences
Application('System Preferences').panes.byId('com.apple.preference.universalaccess').anchors[1].reveal()

// Start automated interaction
var appSE = Application('System Events')

// Wait for: System Preferences Window
while (appSE.processes.byName('System Preferences').windows[0].tabGroups.length !== 1) {}

// Wait for: Settings Pane
while (appSE.processes.byName('System Preferences').windows[0].tabGroups[0].radioButtons[1].name() !== 'Accessibility Keyboard') {}

// Select the "Accessibility Keyboard" Segmented Control
appSE.processes.byName('System Preferences').windows[0].tabGroups[0].radioButtons[1].click()

// Tick the "Enable Accessibility Keyboard" checkbox, remembering its before/after value
initialCheckboxValue = appSE.processes.byName('System Preferences').windows[0].tabGroups[0].checkboxes[0].value()
appSE.processes.byName('System Preferences').windows[0].tabGroups[0].checkboxes[0].click()
currentCheckboxValue = appSE.processes.byName('System Preferences').windows[0].tabGroups[0].checkboxes[0].value()

// Did the checkbox value change?
if (initialCheckboxValue === currentCheckboxValue) {
    // No – Wait for: confirmation dialog
    while (appSE.processes.byName('System Preferences').windows[0].sheets.length === 0) {}

    // Dismiss dialog
    appSE.processes.byName('System Preferences').windows[0].sheets[0].buttons[0].click()
}

// Did the "System Preferences" app run on start-up?
// Restore initial state of the "System Preferences" application
if (!isRunningSystemPreferences) {
    // No – Quit
    Application('System Preferences').quit()
} else {
    // Yes – Return to the overview screen
    appSE.processes.byName('System Preferences').menuBars[0].menuBarItems[3].menus[0].menuItems[2].click()
}