86 lines
2.7 KiB
CoffeeScript
86 lines
2.7 KiB
CoffeeScript
EventEmitter = require('events').EventEmitter
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NavigationController = require './navigation-controller'
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binding = process.atomBinding 'web_contents'
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ipc = require 'ipc'
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nextId = 0
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getNextId = -> ++nextId
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wrapWebContents = (webContents) ->
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# webContents is an EventEmitter.
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webContents.__proto__ = EventEmitter.prototype
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# WebContents::send(channel, args..)
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webContents.send = (channel, args...) ->
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@_send channel, [args...]
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# Make sure webContents.executeJavaScript would run the code only when the
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# web contents has been loaded.
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webContents.loaded = false
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webContents.once 'did-finish-load', -> @loaded = true
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webContents.executeJavaScript = (code) ->
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if @loaded
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@_executeJavaScript code
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else
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webContents.once 'did-finish-load', @_executeJavaScript.bind(this, code)
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# The navigation controller.
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controller = new NavigationController(webContents)
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for name, method of NavigationController.prototype when method instanceof Function
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do (name, method) ->
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webContents[name] = -> method.apply controller, arguments
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# Dispatch IPC messages to the ipc module.
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webContents.on 'ipc-message', (event, packed) ->
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[channel, args...] = packed
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ipc.emit channel, event, args...
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webContents.on 'ipc-message-sync', (event, packed) ->
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[channel, args...] = packed
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Object.defineProperty event, 'returnValue', set: (value) -> event.sendReply JSON.stringify(value)
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ipc.emit channel, event, args...
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webContents.printToPDF = (options, callback) ->
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printingSetting =
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pageRage:[],
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mediaSize:
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height_microns:297000,
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is_default:true,
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name:"ISO_A4",
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width_microns:210000,
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custom_display_name:"A4",
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landscape:false,
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color:2,
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headerFooterEnabled:false,
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marginsType:0,
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isFirstRequest:false,
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requestID: getNextId(),
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previewModifiable:true,
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printToPDF:true,
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printWithCloudPrint:false,
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printWithPrivet:false,
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printWithExtension:false,
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deviceName:"Save as PDF",
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generateDraftData:true,
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fitToPageEnabled:false,
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duplex:0,
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copies:1,
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collate:true,
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shouldPrintBackgrounds:false,
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shouldPrintSelectionOnly:false
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if options.landscape
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printingSetting.landscape = options.landscape
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if options.marginsType
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printingSetting.marginsType = options.marginsType
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if options.printSelectionOnly
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printingSetting.shouldPrintSelectionOnly = options.printSelectionOnly
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if options.printBackgrounds
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printingSetting.shouldPrintBackgrounds = options.printBackground
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@_printToPDF printingSetting, callback
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binding._setWrapWebContents wrapWebContents
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process.once 'exit', binding._clearWrapWebContents
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module.exports.create = (options={}) ->
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binding.create(options)
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