electron/atom/browser/api/lib/web-contents.coffee
2015-01-27 10:47:11 -08:00

64 lines
2.4 KiB
CoffeeScript

EventEmitter = require('events').EventEmitter
binding = process.atomBinding 'web_contents'
ipc = require 'ipc'
module.exports.wrap = (webContents) ->
return null unless webContents.isAlive()
# webContents is an EventEmitter.
webContents.__proto__ = EventEmitter.prototype
# WebContents::send(channel, args..)
webContents.send = (channel, args...) ->
@_send channel, [args...]
# Make sure webContents.executeJavaScript would run the code only when the
# web contents has been loaded.
webContents.loaded = false
webContents.once 'did-finish-load', -> @loaded = true
webContents.executeJavaScript = (code) ->
if @loaded
@_executeJavaScript code
else
webContents.once 'did-finish-load', @_executeJavaScript.bind(this, code)
# The processId and routingId and identify a webContents.
webContents.getId = -> "#{@getProcessId()}-#{@getRoutingId()}"
webContents.equal = (other) -> @getId() is other.getId()
# Provide a default parameter for |urlOptions|.
webContents.loadUrl = (url, urlOptions={}) -> @_loadUrl url, urlOptions
webContents.reload = (urlOptions={}) -> @_reload urlOptions
webContents.reloadIgnoringCache = (urlOptions={}) -> @_reloadIgnoringCache urlOptions
# Translate |disposition| to string for 'new-window' event.
webContents.on '-new-window', (args..., disposition) ->
disposition =
switch disposition
when 2 then 'default'
when 4 then 'foreground-tab'
when 5 then 'background-tab'
when 6, 7 then 'new-window'
else 'other'
@emit 'new-window', args..., disposition
# Tell the rpc server that a render view has been deleted and we need to
# release all objects owned by it.
webContents.on 'render-view-deleted', (event, processId, routingId) ->
process.emit 'ATOM_BROWSER_RELEASE_RENDER_VIEW', "#{processId}-#{routingId}"
# Dispatch IPC messages to the ipc module.
webContents.on 'ipc-message', (event, packed) ->
[channel, args...] = packed
Object.defineProperty event, 'sender', value: webContents
ipc.emit channel, event, args...
webContents.on 'ipc-message-sync', (event, packed) ->
[channel, args...] = packed
Object.defineProperty event, 'returnValue', set: (value) -> event.sendReply JSON.stringify(value)
Object.defineProperty event, 'sender', value: webContents
ipc.emit channel, event, args...
webContents
module.exports.create = (options={}) ->
@wrap binding.create(options)