asarfuckery/electronasar/canary/renderer/api/web-frame.js
2019-03-08 01:15:33 +01:00

67 lines
1.6 KiB
JavaScript

'use strict'
const { EventEmitter } = require('events')
const binding = process.atomBinding('web_frame')
class WebFrame extends EventEmitter {
constructor (context) {
super()
this.context = context
// Lots of webview would subscribe to webFrame's events.
this.setMaxListeners(0)
}
findFrameByRoutingId (...args) {
return getWebFrame(binding._findFrameByRoutingId(this.context, ...args))
}
getFrameForSelector (...args) {
return getWebFrame(binding._getFrameForSelector(this.context, ...args))
}
findFrameByName (...args) {
return getWebFrame(binding._findFrameByName(this.context, ...args))
}
get opener () {
return getWebFrame(binding._getOpener(this.context))
}
get parent () {
return getWebFrame(binding._getParent(this.context))
}
get top () {
return getWebFrame(binding._getTop(this.context))
}
get firstChild () {
return getWebFrame(binding._getFirstChild(this.context))
}
get nextSibling () {
return getWebFrame(binding._getNextSibling(this.context))
}
get routingId () {
return binding._getRoutingId(this.context)
}
}
// Populate the methods.
for (const name in binding) {
if (!name.startsWith('_')) { // some methods are manully populated above
WebFrame.prototype[name] = function (...args) {
return binding[name](this.context, ...args)
}
}
}
// Helper to return WebFrame or null depending on context.
// TODO(zcbenz): Consider returning same WebFrame for the same context.
function getWebFrame (context) {
return context ? new WebFrame(context) : null
}
module.exports = new WebFrame(window)