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ソースコード source code

下記アプリの主要なソースコードを公開しています。アプリ開発の参考になれば幸いです。

画像等が別途必要ですので下記情報のみでアプリが完成するものではありません。 アプリは少しずつ機能拡張していますのでストア公開されているアプリと内容が異なる場合があります。 コードはコピーして自由にお使いいただけます。ただし著作権は放棄しておりませんので全部の再掲載はご遠慮ください。部分的に再掲載したり、改変して再掲載するのは構いません。 自身のアプリ作成の参考として個人使用・商用問わず自由にお使いいただけます。 コード記述のお手本を示すものではありません。ミニアプリですので変数名などさほど気遣いしていない部分も有りますし間違いも有るかと思いますので参考程度にお考え下さい。 他の賢者の皆様が公開されているコードを参考にした箇所も含まれます。iOSアプリ開発の熟練者が書いたコードではありません。 エンジニア向け技術情報共有サービスではありませんので説明は省いています。ご了承ください。 GitHubなどへの公開は予定しておりません。

下記コードの最終ビルド日: 2021-04-23

CidrApp.swift

//
//  CidrApp.swift
//  Cidr
//
//  Created by akira ohmachi on 2021/04/22.
//

import SwiftUI
import UIKit
import GoogleMobileAds

// AppDelegateクラスを定義する
class AppDelegate: NSObject, UIApplicationDelegate {
    func application(_ application: UIApplication,didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey : Any]? = nil) -> Bool {

        // Mobile Ads SDKを初期化する
        GADMobileAds.sharedInstance().start(completionHandler: nil)
        
        return true
    }
}

@main
struct CidrApp: App {
    // SwiftUI AppライフサイクルにAppDelegateクラスを注入する
    @UIApplicationDelegateAdaptor(AppDelegate.self) var appDelegate

    var body: some Scene {
        WindowGroup {
            ContentView().environmentObject(PublicManager())
        }
    }
}

ConstValue.swift

//
//  ConstValue.swift
//  Cidr
//
//  Created by akira ohmachi on 2021/04/22.
//

import SwiftUI

class ConstValue: ObservableObject {

    //background
    static let colorBg: Color = Color.init(red: 155 / 255, green:  98 / 255, blue: 197 / 255)
    static let colorBg1: Color = Color.init(red: 116 / 255, green:  98 / 255, blue: 197 / 255)
    static let colorBg2: Color = Color.init(red:  98 / 255, green: 118 / 255, blue: 197 / 255)
    static let colorBg3: Color = Color.init(red:  96 / 255, green: 147 / 255, blue: 197 / 255)
    static let colorBg4: Color = Color.init(red:  95 / 255, green: 177 / 255, blue: 198 / 255)
    static let colorBg5: Color = Color.init(red:  93 / 255, green: 198 / 255, blue: 175 / 255)
    static let colorBg6: Color = Color.init(red:  93 / 255, green: 198 / 255, blue: 116 / 255)
    static let colorBg7: Color = Color.init(red: 134 / 255, green: 198 / 255, blue:  99 / 255)
    static let colorBg8: Color = Color.init(red: 191 / 255, green: 198 / 255, blue:  99 / 255)
    static let colorBg9: Color = Color.init(red: 198 / 255, green: 157 / 255, blue: 101 / 255)
    static let colorBg10: Color = Color.init(red: 199 / 255, green: 124 / 255, blue: 100 / 255)
    static let colorBg11: Color = Color.init(red: 199 / 255, green:  98 / 255, blue: 126 / 255)
    static let colorBg12: Color = Color.init(red: 199 / 255, green:  98 / 255, blue: 177 / 255)

}

ContentView.swift

//
//  ContentView.swift
//  Cidr
//
//  Created by akira ohmachi on 2021/04/22.
//

import SwiftUI
import GoogleMobileAds

class SelectMask: ObservableObject {
	var selectmenu: Array<String> = []
	var subnetselected: Int = 0
	@Published var selectedMask: String = ""
	var selectedIndex: Int = 0 {
		didSet {
			self.selectedMask = self.selectmenu[self.selectedIndex]
			self.subnetselected = self.selectedIndex
		}
	}

	init() {
		let array: Array<String> = [
			"255.255.255.255(/32)",
			"255.255.255.254(/31)",
			"255.255.255.252(/30)",
			"255.255.255.248(/29)",
			"255.255.255.240(/28)",
			"255.255.255.224(/27)",
			"255.255.255.192(/26)",
			"255.255.255.128(/25)",
			"255.255.255.0(/24)",
			"255.255.254.0(/23)",
			"255.255.252.0(/22)",
			"255.255.248.0(/21)",
			"255.255.240.0(/20)",
			"255.255.224.0(/19)",
			"255.255.192.0(/18)",
			"255.255.128.0(/17)",
			"255.255.0.0(/16)",
			"255.254.0.0(/15)",
			"255.252.0.0(/14)",
			"255.248.0.0(/13)",
			"255.240.0.0(/12)",
			"255.224.0.0(/11)",
			"255.192.0.0(/10)",
			"255.128.0.0(/9)",
			"255.0.0.0(/8)",
			"254.0.0.0(/7)",
			"252.0.0.0(/6)",
			"248.0.0.0(/5)",
			"240.0.0.0(/4)",
			"224.0.0.0(/3)",
			"192.0.0.0(/2)",
			"128.0.0.0(/1)",
		]

		for item in array {
			self.selectmenu.append(item)
			if self.selectedMask == "" {
				self.selectedMask = item
			}
		}
	}
}

struct ContentView : View {
    @Environment(\.colorScheme) var colorScheme: ColorScheme
    @EnvironmentObject var pub: PublicManager
	@ObservedObject var selectMask: SelectMask = SelectMask()
	@State private var ipaddress = ""
	@State private var ipscore = 0
	@State private var text1: String = "0.0.0.0"
	@State private var text2: String = "0.0.0.0 ~ 0.0.0.0"
	@State private var text3: String = "0.0.0.0"
	@State private var text4: String = "0.0.0.0 (single)"
	@State private var text5: String = "0.0.0.0"
	@State private var text6: String = "0.0.0.0/32"
	@State private var text7: String = "255.255.255.255"
	@State private var text8: String = "00000000.00000000.00000000.00000000"
	@State private var text9: String = "11111111.11111111.11111111.11111111"
	@State private var typeConversion: String = "" //型の変更ための、一時保存
	@State private var subnet :Int = 0
	@State private var ipQuantity: Array<String> = [
		"1",
		"2",
		"4",
		"8",
		"16",
		"32",
		"64",
		"128",
		"256",
		"512",
		"1,024",
		"2,048",
		"4,096",
		"8,192",
		"16,384",
		"32,768",
		"65,536",
		"131,072",
		"262,144",
		"524,288",
		"1,048,576",
		"2,097,152",
		"4,194,304",
		"8,388,608",
		"16,777,216",
		"33,554,432",
		"67,108,864",
		"134,217,728",
		"268,435,456",
		"536,870,912",
		"1,073,741,824",
		"2,147,483,648",
	]
	
	@State private var netMasks: Array<Array<Int>> = [
		[0,0,0,0],
		[128,0,0,0],
		[192,0,0,0],
		[224,0,0,0],
		[240,0,0,0],
		[248,0,0,0],
		[252,0,0,0],
		[254,0,0,0],
		[255,0,0,0],
		[255,128,0,0],
		[255,192,0,0],
		[255,224,0,0],
		[255,240,0,0],
		[255,248,0,0],
		[255,252,0,0],
		[255,254,0,0],
		[255,255,0,0],
		[255,255,128,0],
		[255,255,192,0],
		[255,255,224,0],
		[255,255,240,0],
		[255,255,248,0],
		[255,255,252,0],
		[255,255,254,0],
		[255,255,255,0],
		[255,255,255,128],
		[255,255,255,192],
		[255,255,255,224],
		[255,255,255,240],
		[255,255,255,248],
		[255,255,255,252],
		[255,255,255,254],
		[255,255,255,255]
	]

	var body: some View {
        NavigationView{
            GeometryReader { bodyView in
                ZStack(alignment: .bottom) {
                    ScrollView {
                        VStack(spacing: 0) {
                            HStack(spacing: 0) {
                                Spacer()
                                Text("title")
                                    .foregroundColor(Color.white)
                                Spacer()
                            }
                            .padding(.horizontal, 10)
                            .padding(.vertical, 3)
                            .background(ConstValue.colorBg1)
                            Group {
                                HStack() {
                                    Text("ipAddress")
                                        .foregroundColor(Color.black)
                                        .font(.subheadline)
                                    TextField("0.0.0.0", text: self.$ipaddress)
                                        .textFieldStyle(RoundedBorderTextFieldStyle())
                                        .cornerRadius(4)
                                        .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 19, weight: .light)))
                                        .keyboardType(.decimalPad)
                                        .onChange(of: self.ipaddress) { value in
                                            if self.ipaddress == "" {
                                                self.calc()
                                                self.ipaddress = ""
                                            } else {
                                                self.calc()
                                            }
                                        }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 14)
                                .background(ConstValue.colorBg2)
                            }
                            Group {
                                HStack() {
                                    VStack {
                                        Text("selectMask1")
                                            .foregroundColor(Color.black)
                                            .font(.subheadline)
                                        Text("selectMask2")
                                            .foregroundColor(Color.black)
                                            .font(.subheadline)
                                    }
                                    HStack {
                                        Picker(selectMask.selectedMask, selection: self.$selectMask.selectedIndex) {
                                            ForEach(0..<selectMask.selectmenu.count) { index in
                                                if let name = selectMask.selectmenu[index] {
                                                    Text(name)
                                                        .tag(name)
                                                        .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 16, weight: .light)))
                                                }
                                            }
                                        }
                                        .pickerStyle(MenuPickerStyle())
                                        .onChange(of: self.selectMask.selectedIndex) { value in
                                            if self.ipaddress == "" {
                                                self.calc()
                                                self.ipaddress = ""
                                            } else {
                                                self.calc()
                                            }
                                        }
                                        .padding(6)
                                        .foregroundColor(self.colorScheme == ColorScheme.light ? Color.black : Color.white)
                                        Spacer()
                                    }
                                    .background(self.colorScheme == ColorScheme.light ? Color.white : Color.black)
                                    .cornerRadius(4)
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 14)
                                .background(ConstValue.colorBg3)
                            }
                            Group {
                                VStack() {
                                    HStack() {
                                        Text("quantity")
                                            .foregroundColor(Color.white)
                                            .font(.subheadline)
                                        Spacer()
                                    }
                                    HStack() {
                                        Text("\(self.ipQuantity[self.selectMask.selectedIndex])")
                                            .foregroundColor(Color.black)
                                            .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 16, weight: .light)))
                                        Spacer()
                                    }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 3)
                                .background(ConstValue.colorBg4)
                                VStack() {
                                    HStack() {
                                        Text("ipAddress")
                                            .foregroundColor(Color.white)
                                            .font(.subheadline)
                                        Spacer()
                                    }
                                    HStack() {
                                        Text(self.text1)
                                            .foregroundColor(Color.black)
                                            .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 16, weight: .light)))
                                        Spacer()
                                    }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 3)
                                .background(ConstValue.colorBg5)
                                VStack(spacing: 0) {
                                    HStack() {
                                        Text("range")
                                            .foregroundColor(Color.white)
                                            .font(.subheadline)
                                        Spacer()
                                    }
                                    HStack() {
                                        Text(self.text2)
                                            .foregroundColor(Color.black)
                                            .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 16, weight: .light)))
                                        Spacer()
                                    }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 3)
                                .background(ConstValue.colorBg6)
                                VStack(spacing: 0) {
                                    HStack() {
                                        Text("network")
                                            .foregroundColor(Color.white)
                                            .font(.subheadline)
                                        Spacer()
                                    }
                                    HStack() {
                                        Text(self.text3)
                                            .foregroundColor(Color.black)
                                            .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 16, weight: .light)))
                                        Spacer()
                                    }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 3)
                                .background(ConstValue.colorBg7)
                            }
                            Group {
                                VStack(spacing: 0) {
                                    HStack() {
                                        Text("hostRange")
                                            .foregroundColor(Color.white)
                                            .font(.subheadline)
                                        Spacer()
                                    }
                                    HStack() {
                                        Text(self.text4)
                                            .foregroundColor(Color.black)
                                            .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 16, weight: .light)))
                                        Spacer()
                                    }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 3)
                                .background(ConstValue.colorBg8)
                                VStack(spacing: 0) {
                                    HStack() {
                                        Text("broadcast")
                                            .foregroundColor(Color.white)
                                            .font(.subheadline)
                                        Spacer()
                                    }
                                    HStack() {
                                        Text(self.text5)
                                            .foregroundColor(Color.black)
                                            .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 16, weight: .light)))
                                        Spacer()
                                    }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 3)
                                .background(ConstValue.colorBg9)
                                VStack(spacing: 0) {
                                    HStack() {
                                        Text("cidrNotation")
                                            .foregroundColor(Color.white)
                                            .font(.subheadline)
                                        Spacer()
                                    }
                                    HStack() {
                                        Text(self.text6)
                                            .foregroundColor(Color.black)
                                            .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 16, weight: .light)))
                                        Spacer()
                                    }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 3)
                                .background(ConstValue.colorBg10)
                            }
                            Group {
                                HStack(spacing: 0) {
                                    VStack(spacing: 0) {
                                        HStack() {
                                            Text("subnetMask")
                                                .foregroundColor(Color.white)
                                                .font(.subheadline)
                                            Spacer()
                                        }
                                        HStack() {
                                            Text(self.text7)
                                                .foregroundColor(Color.black)
                                                .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 16, weight: .light)))
                                            Spacer()
                                        }
                                    }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 3)
                                .background(ConstValue.colorBg11)
                                HStack(spacing: 0) {
                                    VStack(spacing: 0) {
                                        HStack() {
                                            Text("bit")
                                                .foregroundColor(Color.white)
                                                .font(.subheadline)
                                            Spacer()
                                        }
                                        HStack() {
                                            Text(self.text8)
                                                .foregroundColor(Color.black)
                                                .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 14, weight: .light)))
                                            Spacer()
                                        }
                                        HStack() {
                                            Text(self.text9)
                                                .foregroundColor(Color.black)
                                                .font(Font(UIFont.monospacedDigitSystemFont(ofSize: 14, weight: .light)))
                                            Spacer()
                                        }
                                    }
                                }
                                .padding(.horizontal, 10)
                                .padding(.vertical, 3)
                                .background(ConstValue.colorBg12)
                            }
                        }
                        Spacer(minLength: 120)
                    }
                    .onTapGesture { //画面タップでキーボードを閉じる
                        UIApplication.shared.closeKeyboard()
                    }
                    HStack(spacing: 0) {
                        Spacer(minLength: 0)
                        PublicManager.AdView().frame(maxWidth: bodyView.size.width, maxHeight: 50)
                        Spacer(minLength: 0)
                    }.background(Color(red: 0.2,green: 0.2,blue: 0.2))
                }
            }
            .background(ConstValue.colorBg)
            .navigationBarHidden(true)
        }
        .navigationViewStyle(StackNavigationViewStyle())
        .onAppear {     //アプリ起動時に実行
            self.calc()
        }
	}
	private func calc() {
		//if self.ipaddress == "" {
		//	self.ipaddress = String(0)
		//}
		var ips: Array<String> = (self.ipaddress + ".0.0.0.0").components(separatedBy: ".")
		var ipAry: Array<Int> = [0,0,0,0]

		for i in 0 ... 3 {
			if ips[i] == "" {
				ips[i] = String(0)
			}
			self.typeConversion = "000" + ips[i]
			ipAry[i] = strToInt(str: typeConversion.suffix(3).description)
			if (ipAry[i] < 0) {
				ipAry[i] = 0
			} else if (ipAry[i] > 255) {
				ipAry[i] = 255
			}
		}
		self.text1 = "\(ipAry[0]).\(ipAry[1]).\(ipAry[2]).\(ipAry[3])"
		let tmpNum: Int = self.selectMask.selectedIndex
		self.subnet = tmpNum
		self.calc2(ipAry: ipAry, subnet: tmpNum)
	}

	private func calc2(ipAry: Array<Int>, subnet: Int) {
		var maskXros: Array<Int> = [0,0,0,0]
		var nets: Array<Int> = [0,0,0,0]
		var netOrs: Array<Int> = [0,0,0,0]
		var masks: Array<Int> = [0,0,0,0]
		
		for i in 0 ... 3 {
			masks[i] = self.netMasks[32 - subnet][i]
			maskXros[i] = (255 - masks[i])
			nets[i] = ipAry[i] & masks[i]
			netOrs[i] = nets[i] | maskXros[i]
		}
		self.text2 = "\(nets[0]).\(nets[1]).\(nets[2]).\(nets[3]) ~ \(netOrs[0]).\(netOrs[1]).\(netOrs[2]).\(netOrs[3])"
		self.text3 = "\(nets[0]).\(nets[1]).\(nets[2]).\(nets[3])"

		if (nets[3] == netOrs[3]) {
			self.text4 = "\(nets[0]).\(nets[1]).\(nets[2]).\(nets[3]) (single)"
		} else if ((nets[3] + 1) == netOrs[3]) {
			self.text4 = "\(nets[0]).\(nets[1]).\(nets[2]).\(nets[3]) ~ \(netOrs[0]).\(netOrs[1]).\(netOrs[2]).\(netOrs[3]) (two)"
		} else {
			self.text4 = "\(nets[0]).\(nets[1]).\(nets[2]).\(nets[3] + 1) ~ \(netOrs[0]).\(netOrs[1]).\(netOrs[2]).\(netOrs[3] - 1)"
		}

		self.text5 = "\(netOrs[0]).\(netOrs[1]).\(netOrs[2]).\(netOrs[3])"
		self.text6 = "\(nets[0]).\(nets[1]).\(nets[2]).\(nets[3])/\(32 - subnet)"
		self.text7 = "\(masks[0]).\(masks[1]).\(masks[2]).\(masks[3])"

		self.text8 = "\(to2(num: ipAry[0])).\(to2(num: ipAry[1])).\(to2(num: ipAry[2])).\(to2(num: ipAry[3]))"
		self.text9 = "\(to2(num: masks[0])).\(to2(num: masks[1])).\(to2(num: masks[2])).\(to2(num: masks[3]))"
	}

	private func to2(num: Int) -> String {
		let two = String(num, radix: 2)
		self.typeConversion = ("00000000" + two).suffix(8).description
		return self.typeConversion
	}

	private func strToInt(str: String) -> Int {
		var str2: String = ""
		for ch in str {
			if ["0","1","2","3","4","5","6","7","8","9"].contains(ch) {
				str2 += String(ch)
			}
		}
		return Int("0" + str2)!
	}
}

extension UIApplication {
    func closeKeyboard() {  //キーボードを閉じる
        sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil)
    }
}

struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        Group {
            ContentView().environmentObject(PublicManager())
        }
    }
}

PublicManager.swift

//
//  PublicManager.swift
//  Cidr
//
//  Created by akira ohmachi on 2021/04/22.
//

import SwiftUI
import GoogleMobileAds

class PublicManager: ObservableObject {

    @Published var isSetting: Bool = false

    @AppStorage("lotteryItem1") var lotteryItem1: String = ""
    @AppStorage("lotteryItem2") var lotteryItem2: String = ""
    @AppStorage("lotteryItem3") var lotteryItem3: String = ""
    @AppStorage("lotteryItem4") var lotteryItem4: String = ""
    @AppStorage("lotteryItem5") var lotteryItem5: String = ""
    @AppStorage("lotteryItem6") var lotteryItem6: String = ""
    @AppStorage("lotteryItem7") var lotteryItem7: String = ""

    @AppStorage("qtyItem1") var qtyItem1: String = ""
    @AppStorage("qtyItem2") var qtyItem2: String = ""
    @AppStorage("qtyItem3") var qtyItem3: String = ""
    @AppStorage("qtyItem4") var qtyItem4: String = ""
    @AppStorage("qtyItem5") var qtyItem5: String = ""
    @AppStorage("qtyItem6") var qtyItem6: String = ""
    @AppStorage("qtyItem7") var qtyItem7: String = ""

    @Published var tmpLotteryItem1: String = ""
    @Published var tmpLotteryItem2: String = ""
    @Published var tmpLotteryItem3: String = ""
    @Published var tmpLotteryItem4: String = ""
    @Published var tmpLotteryItem5: String = ""
    @Published var tmpLotteryItem6: String = ""
    @Published var tmpLotteryItem7: String = ""

    @Published var tmpQtyItem1: String = ""
    @Published var tmpQtyItem2: String = ""
    @Published var tmpQtyItem3: String = ""
    @Published var tmpQtyItem4: String = ""
    @Published var tmpQtyItem5: String = ""
    @Published var tmpQtyItem6: String = ""
    @Published var tmpQtyItem7: String = ""

    //--------------------------------------------------
    //adMob

    struct AdView: UIViewRepresentable {
        func makeUIView(context: Context) -> GADBannerView {
            let banner = GADBannerView(adSize: kGADAdSizeBanner)
            #if DEBUG
            banner.adUnitID = "ca-app-pub-3940256099942544/2934735716"
            #else
            banner.adUnitID = "ca-app-pub-0000000000000000/0000000000"
            #endif
            banner.rootViewController = UIApplication.shared.windows.first?.rootViewController
            banner.load(GADRequest())
            return banner
        }

        func updateUIView(_ uiView: GADBannerView, context: Context) {
        }
    }

    //--------------------------------------------------

}
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