electron/atom/browser/lib/guest-window-manager.coffee
2015-12-10 16:52:39 -08:00

96 lines
3.8 KiB
CoffeeScript

{ipcMain, BrowserWindow} = require 'electron'
v8Util = process.atomBinding 'v8_util'
frameToGuest = {}
# Copy attribute of |parent| to |child| if it is not defined in |child|.
mergeOptions = (child, parent) ->
for own key, value of parent when key not of child
if typeof value is 'object'
child[key] = mergeOptions {}, value
else
child[key] = value
child
# Merge |options| with the |embedder|'s window's options.
mergeBrowserWindowOptions = (embedder, options) ->
if embedder.browserWindowOptions?
# Inherit the original options if it is a BrowserWindow.
mergeOptions options, embedder.browserWindowOptions
else
# Or only inherit web-preferences if it is a webview.
options.webPreferences ?= {}
mergeOptions options.webPreferences, embedder.getWebPreferences()
options
# Create a new guest created by |embedder| with |options|.
createGuest = (embedder, url, frameName, options) ->
guest = frameToGuest[frameName]
if frameName and guest?
guest.loadURL url
return guest.id
guest = new BrowserWindow(options)
guest.loadURL url
# Remember the embedder, will be used by window.opener methods.
v8Util.setHiddenValue guest.webContents, 'embedder', embedder
# When |embedder| is destroyed we should also destroy attached guest, and if
# guest is closed by user then we should prevent |embedder| from double
# closing guest.
guestId = guest.id
closedByEmbedder = ->
guest.removeListener 'closed', closedByUser
guest.destroy()
closedByUser = ->
embedder.send "ATOM_SHELL_GUEST_WINDOW_MANAGER_WINDOW_CLOSED_#{guestId}"
embedder.removeListener 'render-view-deleted', closedByEmbedder
embedder.once 'render-view-deleted', closedByEmbedder
guest.once 'closed', closedByUser
if frameName
frameToGuest[frameName] = guest
guest.frameName = frameName
guest.once 'closed', ->
delete frameToGuest[frameName]
guest.id
# Routed window.open messages.
ipcMain.on 'ATOM_SHELL_GUEST_WINDOW_MANAGER_WINDOW_OPEN', (event, args...) ->
[url, frameName, options] = args
options = mergeBrowserWindowOptions event.sender, options
event.sender.emit 'new-window', event, url, frameName, 'new-window', options
if (event.sender.isGuest() and not event.sender.allowPopups) or event.defaultPrevented
event.returnValue = null
else
event.returnValue = createGuest event.sender, url, frameName, options
ipcMain.on 'ATOM_SHELL_GUEST_WINDOW_MANAGER_WINDOW_CLOSE', (event, guestId) ->
BrowserWindow.fromId(guestId)?.destroy()
ipcMain.on 'ATOM_SHELL_GUEST_WINDOW_MANAGER_WINDOW_METHOD', (event, guestId, method, args...) ->
BrowserWindow.fromId(guestId)?[method] args...
ipcMain.on 'ATOM_SHELL_GUEST_WINDOW_MANAGER_WINDOW_POSTMESSAGE', (event, guestId, message, targetOrigin, sourceOrigin) ->
guestContents = BrowserWindow.fromId(guestId)?.webContents
if guestContents?.getURL().indexOf(targetOrigin) is 0 or targetOrigin is '*'
guestContents?.send 'ATOM_SHELL_GUEST_WINDOW_POSTMESSAGE', guestId, message, sourceOrigin
ipcMain.on 'ATOM_SHELL_GUEST_WINDOW_MANAGER_WINDOW_OPENER_POSTMESSAGE', (event, guestId, message, targetOrigin, sourceOrigin) ->
embedder = v8Util.getHiddenValue event.sender, 'embedder'
if embedder?.getURL().indexOf(targetOrigin) is 0 or targetOrigin is '*'
embedder?.send 'ATOM_SHELL_GUEST_WINDOW_POSTMESSAGE', guestId, message, sourceOrigin
ipcMain.on 'ATOM_SHELL_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD', (event, guestId, method, args...) ->
BrowserWindow.fromId(guestId)?.webContents?[method] args...
ipcMain.on 'ATOM_SHELL_GUEST_WINDOW_MANAGER_GET_GUEST_ID', (event) ->
embedder = v8Util.getHiddenValue event.sender, 'embedder'
if embedder?
guest = BrowserWindow.fromWebContents event.sender
if guest?
event.returnValue = guest.id
return
event.returnValue = null