electron/lib/renderer/web-view/guest-view-internal.js
2016-11-07 08:25:01 -08:00

116 lines
4.3 KiB
JavaScript

'use strict'
const {ipcRenderer, webFrame} = require('electron')
let requestId = 0
const WEB_VIEW_EVENTS = {
'load-commit': ['url', 'isMainFrame'],
'did-attach': [],
'did-finish-load': [],
'did-fail-load': ['errorCode', 'errorDescription', 'validatedURL', 'isMainFrame'],
'did-frame-finish-load': ['isMainFrame'],
'did-start-loading': [],
'did-stop-loading': [],
'did-get-response-details': ['status', 'newURL', 'originalURL', 'httpResponseCode', 'requestMethod', 'referrer', 'headers', 'resourceType'],
'did-get-redirect-request': ['oldURL', 'newURL', 'isMainFrame'],
'dom-ready': [],
'console-message': ['level', 'message', 'line', 'sourceId'],
'devtools-opened': [],
'devtools-closed': [],
'devtools-focused': [],
'new-window': ['url', 'frameName', 'disposition', 'options'],
'will-navigate': ['url'],
'did-navigate': ['url'],
'did-navigate-in-page': ['url', 'isMainFrame'],
'close': [],
'crashed': [],
'gpu-crashed': [],
'plugin-crashed': ['name', 'version'],
'destroyed': [],
'page-title-updated': ['title', 'explicitSet'],
'page-favicon-updated': ['favicons'],
'enter-html-full-screen': [],
'leave-html-full-screen': [],
'media-started-playing': [],
'media-paused': [],
'found-in-page': ['result'],
'did-change-theme-color': ['themeColor'],
'update-target-url': ['url']
}
const DEPRECATED_EVENTS = {
'page-title-updated': 'page-title-set'
}
const dispatchEvent = function (webView, eventName, eventKey, ...args) {
let f, i, j, len
if (DEPRECATED_EVENTS[eventName] != null) {
dispatchEvent.apply(null, [webView, DEPRECATED_EVENTS[eventName], eventKey].concat(args))
}
const domEvent = new Event(eventName)
const props = WEB_VIEW_EVENTS[eventKey]
for (i = j = 0, len = props.length; j < len; i = ++j) {
f = props[i]
domEvent[f] = args[i]
}
webView.dispatchEvent(domEvent)
if (eventName === 'load-commit') {
webView.onLoadCommit(domEvent)
}
}
module.exports = {
registerEvents: function (webView, viewInstanceId) {
ipcRenderer.on(`ELECTRON_GUEST_VIEW_INTERNAL_DESTROY_GUEST-${viewInstanceId}`, function () {
webFrame.detachGuest(webView.internalInstanceId)
webView.guestInstanceId = undefined
webView.reset()
const domEvent = new Event('destroyed')
webView.dispatchEvent(domEvent)
})
ipcRenderer.on(`ELECTRON_GUEST_VIEW_INTERNAL_DISPATCH_EVENT-${viewInstanceId}`, function (event, eventName, ...args) {
dispatchEvent.apply(null, [webView, eventName, eventName].concat(args))
})
ipcRenderer.on(`ELECTRON_GUEST_VIEW_INTERNAL_IPC_MESSAGE-${viewInstanceId}`, function (event, channel, ...args) {
const domEvent = new Event('ipc-message')
domEvent.channel = channel
domEvent.args = args
webView.dispatchEvent(domEvent)
})
ipcRenderer.on(`ELECTRON_GUEST_VIEW_INTERNAL_SIZE_CHANGED-${viewInstanceId}`, function (event, ...args) {
let f, i, j, len
const domEvent = new Event('size-changed')
const props = ['oldWidth', 'oldHeight', 'newWidth', 'newHeight']
for (i = j = 0, len = props.length; j < len; i = ++j) {
f = props[i]
domEvent[f] = args[i]
}
webView.onSizeChanged(domEvent)
})
},
deregisterEvents: function (viewInstanceId) {
ipcRenderer.removeAllListeners(`ELECTRON_GUEST_VIEW_INTERNAL_DESTROY_GUEST-${viewInstanceId}`)
ipcRenderer.removeAllListeners(`ELECTRON_GUEST_VIEW_INTERNAL_DISPATCH_EVENT-${viewInstanceId}`)
ipcRenderer.removeAllListeners(`ELECTRON_GUEST_VIEW_INTERNAL_IPC_MESSAGE-${viewInstanceId}`)
ipcRenderer.removeAllListeners(`ELECTRON_GUEST_VIEW_INTERNAL_SIZE_CHANGED-${viewInstanceId}`)
},
createGuest: function (params, callback) {
requestId++
ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_CREATE_GUEST', params, requestId)
ipcRenderer.once(`ELECTRON_RESPONSE_${requestId}`, callback)
},
attachGuest: function (elementInstanceId, guestInstanceId, params) {
ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_ATTACH_GUEST', elementInstanceId, guestInstanceId, params)
webFrame.attachGuest(elementInstanceId)
},
destroyGuest: function (guestInstanceId) {
ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_DESTROY_GUEST', guestInstanceId)
},
setSize: function (guestInstanceId, params) {
ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_SET_SIZE', guestInstanceId, params)
}
}