如何在mac使用swift的警报控制器 [英] How to make an alert controller in mac using swift
问题描述
我是Swift的新手,我正在为Mac OS X制作一个收集分数的程序。我知道在iOS上的Swift编程,但我不知道有关OS X Swift。所以我写了一个OS X的程序。我几乎完成了,但我想知道如何使用swift的mac中的警报控制器。我知道如何在iso上做,但我不知道如何在OS X上做它,我想知道如何使用.isEmpty在
OS X.
I am new to Swift, and I'm trying to make a score collected program for Mac OS X. I do know about Swift programming on iOS, but I don't know that much about OS X Swift. So I wrote a program for OS X. I almost finished it, but i want to know how to make alert controller in mac using swift. I know how to do it on iso but i don't know how to do it on OS X and also i want to know how to use .isEmpty in OS X.
import Cocoa
class ViewController: NSViewController {
@IBOutlet var Maths: NSTextField! = NSTextField()
@IBOutlet var Science: NSTextField! = NSTextField()
@IBOutlet var English: NSTextField! = NSTextField()
@IBOutlet var Religious: NSTextField! = NSTextField()
@IBOutlet var History: NSTextField! = NSTextField()
@IBOutlet var Geography: NSTextField! = NSTextField()
@IBOutlet var ICT: NSTextField! = NSTextField()
@IBOutlet var Computing: NSTextField! = NSTextField()
@IBOutlet var Total: NSTextField!
@IBOutlet var AVG: NSTextField!
@IBOutlet var StudentName: NSTextField!
@IBOutlet var StudentClass: NSTextField!
@IBOutlet var Report: NSTextField!
override func viewDidLoad() {
super.viewDidLoad()
}
override var representedObject: AnyObject? {
didSet {
// Update the view, if already loaded.
}
}
@IBAction func CountTotalnAVG(sender: NSButton) {
var Mathsc = Maths.stringValue.toInt()
var Sciencec = Science.stringValue.toInt()
var Englishc = English.stringValue.toInt()
var Religiousc = Religious.stringValue.toInt()
var Historyc = History.stringValue.toInt()
var Geographyc = Geography.stringValue.toInt()
var ICTc = ICT.stringValue.toInt()
var computingc = Computing.stringValue.toInt()
/*
var add = (Mathsc?.advancedBy(Sciencec!).advancedBy(Englishc!).advancedBy(Religiousc!).advancedBy(Historyc!).advancedBy(Geographyc!).advancedBy(ICTc!).advancedBy(computingc!))
*/
var add: Int = (Mathsc! + Sciencec! + Englishc! + Religiousc! + Historyc! + Geographyc! + ICTc! + computingc!)
if (Mathsc! == " ") {
}
else{
Total.stringValue = "\(add)"
var divide:Int = add/8
AVG.stringValue = "\(divide)"
}
}
@IBAction func GetReport(sender: NSButton) {
var Mathsc = Maths.stringValue.toInt()
var Sciencec = Science.stringValue.toInt()
var Englishc = English.stringValue.toInt()
var Religiousc = Religious.stringValue.toInt()
var Historyc = History.stringValue.toInt()
var Geographyc = Geography.stringValue.toInt()
var ICTc = ICT.stringValue.toInt()
var computingc = Computing.stringValue.toInt()
func getGrade(score: Int) -> String {
let result: String
switch score {
case 80...100 :
result = "A"
case 75..<80 :
result = "B"
case 60..<75 :
result = "C"
case 50..<60 :
result = "D"
case 40..<50 :
result = "E"
case 0..<40 :
result = "F"
default:
result = "F"
}
return result
}
Report.stringValue = "Grades you got: \(getGrade(Mathsc!) ,(getGrade(Sciencec!)))"
}
}
推荐答案
没有NSAlertController和UIAlertController。
There is no NSAlertController a la UIAlertController.
您将要创建一个类型NSWindowController的新文件,并选中该框以创建xib。把上面的NSViewController放到xib的窗口中。
You will want to create a new file of type NSWindowController and check the box to create the xib. Put the above NSViewController into your window in the xib.
在代码中,在alloc / init窗口控制器之后,你可以把它显示为一个正常的非模态窗口:
In code, after alloc/init the window controller, you can either show it as a normal non-modal window with:
[windowController.window show]
或者如果您希望模态体验更像警报,您可以使用:
or if you want the modal experience more like an alert, you can use:
[NSApp runModalForWindow:windowController.window];
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