electron/atom/browser/api/lib/dialog.coffee
2015-11-12 20:29:30 +08:00

125 lines
3.7 KiB
CoffeeScript

{app, BrowserWindow} = require 'electron'
binding = process.atomBinding 'dialog'
v8Util = process.atomBinding 'v8_util'
fileDialogProperties =
openFile: 1 << 0
openDirectory: 1 << 1
multiSelections: 1 << 2
createDirectory: 1 << 3
messageBoxTypes = ['none', 'info', 'warning', 'error', 'question']
messageBoxOptions =
noLink: 1 << 0
parseArgs = (window, options, callback) ->
unless window is null or window?.constructor is BrowserWindow
# Shift.
callback = options
options = window
window = null
if not callback? and typeof options is 'function'
# Shift.
callback = options
options = null
[window, options, callback]
checkAppInitialized = ->
throw new Error('dialog module can only be used after app is ready') unless app.isReady()
module.exports =
showOpenDialog: (args...) ->
checkAppInitialized()
[window, options, callback] = parseArgs args...
options ?= title: 'Open', properties: ['openFile']
options.properties ?= ['openFile']
throw new TypeError('Properties need to be array') unless Array.isArray options.properties
properties = 0
for prop, value of fileDialogProperties
properties |= value if prop in options.properties
options.title ?= ''
options.defaultPath ?= ''
options.filters ?= []
wrappedCallback =
if typeof callback is 'function'
(success, result) -> callback(if success then result)
else
null
binding.showOpenDialog String(options.title),
String(options.defaultPath),
options.filters
properties,
window,
wrappedCallback
showSaveDialog: (args...) ->
checkAppInitialized()
[window, options, callback] = parseArgs args...
options ?= title: 'Save'
options.title ?= ''
options.defaultPath ?= ''
options.filters ?= []
wrappedCallback =
if typeof callback is 'function'
(success, result) -> callback(if success then result)
else
null
binding.showSaveDialog String(options.title),
String(options.defaultPath),
options.filters
window,
wrappedCallback
showMessageBox: (args...) ->
checkAppInitialized()
[window, options, callback] = parseArgs args...
options ?= type: 'none'
options.type ?= 'none'
messageBoxType = messageBoxTypes.indexOf options.type
throw new TypeError('Invalid message box type') unless messageBoxType > -1
throw new TypeError('Buttons need to be array') unless Array.isArray options.buttons
options.title ?= ''
options.message ?= ''
options.detail ?= ''
options.icon ?= null
# Choose a default button to get selected when dialog is cancelled.
unless options.cancelId?
options.cancelId = 0
for text, i in options.buttons
if text.toLowerCase() in ['cancel', 'no']
options.cancelId = i
break
flags = if options.noLink then messageBoxOptions.noLink else 0
binding.showMessageBox messageBoxType,
options.buttons,
options.cancelId,
flags,
options.title,
options.message,
options.detail,
options.icon,
window,
callback
showErrorBox: (args...) ->
binding.showErrorBox args...
# Mark standard asynchronous functions.
for api in ['showMessageBox', 'showOpenDialog', 'showSaveDialog']
v8Util.setHiddenValue module.exports[api], 'asynchronous', true