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//
// JoinNetworkViewController.swift
// ZeroTier One
//
// Created by Grant Limberg on 5/14/16.
// Copyright © 2016 ZeroTier, Inc. All rights reserved.
//
import Cocoa
extension String {
func contains(find: String) -> Bool {
return self.rangeOfString(find) != nil
}
func trunc(length: Int, trailing: String? = "...") -> String {
if self.characters.count > length {
return self.substringToIndex(self.startIndex.advancedBy(length)) + (trailing ?? "")
} else {
return self
}
}
}
let joinedNetworksKey = "com.zerotier.one.joined-networks"
class JoinNetworkViewController: NSViewController, NSComboBoxDelegate, NSComboBoxDataSource {
@IBOutlet var network: NSComboBox!
@IBOutlet var joinButton: NSButton!
@IBOutlet var allowManagedCheckBox: NSButton!
@IBOutlet var allowGlobalCheckBox: NSButton!
@IBOutlet var allowDefaultCheckBox:NSButton!
var values: [String] = [String]()
override func viewDidLoad() {
super.viewDidLoad()
network.setDelegate(self)
network.dataSource = self
}
override func viewWillAppear() {
super.viewWillAppear()
allowManagedCheckBox.state = NSOnState
allowGlobalCheckBox.state = NSOffState
allowDefaultCheckBox.state = NSOffState
let defaults = NSUserDefaults.standardUserDefaults()
let vals = defaults.stringArrayForKey(joinedNetworksKey)
if let v = vals {
values = v
}
}
override func viewDidDisappear() {
super.viewWillDisappear()
let defaults = NSUserDefaults.standardUserDefaults()
defaults.setObject(values, forKey: joinedNetworksKey)
}
@IBAction func onJoinClicked(sender: AnyObject?) {
let networkString = network.stringValue
ServiceCom.sharedInstance.joinNetwork(networkString,
allowManaged: allowManagedCheckBox.state == NSOnState,
allowGlobal: allowGlobalCheckBox.state == NSOnState,
allowDefault: allowDefaultCheckBox.state == NSOnState)
network.stringValue = ""
if !values.contains(networkString) {
values.insert(networkString, atIndex: 0)
while values.count > 20 {
values.removeLast()
}
}
}
// NSComboBoxDelegate Methods
override func controlTextDidChange(obj: NSNotification) {
let cb = obj.object as! NSComboBox
let value = cb.stringValue
let allowedCharacters = "abcdefABCDEF0123456789"
var outValue = ""
for char in value.characters {
if !allowedCharacters.contains(String(char)) {
NSBeep()
}
else {
outValue += String(char)
}
}
if outValue.lengthOfBytesUsingEncoding(NSUTF8StringEncoding) == 16 {
joinButton.enabled = true
}
else {
if outValue.lengthOfBytesUsingEncoding(NSUTF8StringEncoding) > 16 {
outValue = outValue.trunc(16, trailing: "")
NSBeep()
joinButton.enabled = true
}
else {
joinButton.enabled = false
}
}
cb.stringValue = outValue
}
// end NSComboBoxDelegate Methods
// NSComboBoxDataSource methods
func numberOfItemsInComboBox(aComboBox: NSComboBox) -> Int {
return values.count
}
func comboBox(aComboBox: NSComboBox, objectValueForItemAtIndex index: Int) -> AnyObject {
return values[index]
}
func comboBox(aComboBox: NSComboBox, indexOfItemWithStringValue string: String) -> Int {
var counter = 0
for val in values {
if val == string {
return counter
}
counter += 1
}
return NSNotFound
}
func comboBox(aComboBox: NSComboBox, completedString string: String) -> String? {
for val in values {
if val.hasPrefix(string) {
return val
}
}
return nil
}
// end NSComboBoxDataSorce methods
}
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