Add Jike

Examples/Jike/SwiftUI_Jike/Cell/GYSegmentView.swift

@@ -0,0 +1,51 @@
+//
+//  GYSegmentView.swift
+//  Landmarks
+//
+//  Created by alexyang on 2019/6/6.
+//  Copyright © 2019 Apple. All rights reserved.
+//
+import UIKit
+import SwiftUI
+
+struct GYSegmentView : UIViewRepresentable {
+    func makeCoordinator() -> GYSegmentView.Coordinator {
+        Coordinator(self)
+    }
+    
+   
+    var titles:[String]
+    @Binding var currentPage: Int
+    
+    func makeUIView(context: Context) -> UISegmentedControl
+    {
+        let segment = UISegmentedControl(items: titles)
+        segment.addTarget(context.coordinator, action:#selector(Coordinator.updateCurrentPage(sender:)) , for: .valueChanged)
+        return segment
+    }
+    
+    func updateUIView(_ segment: UISegmentedControl, context: Context) {
+        
+        segment.selectedSegmentIndex = currentPage
+    }
+    
+    class Coordinator: NSObject {
+        var control: GYSegmentView
+        
+        init(_ control: GYSegmentView) {
+            self.control = control
+        }
+        
+        @objc func updateCurrentPage(sender: UISegmentedControl) {
+            control.currentPage = sender.selectedSegmentIndex
+        }
+    }
+}
+
+#if DEBUG
+struct GYSegmentView_Previews : PreviewProvider {
+    static var previews: some View {
+        GYSegmentView(titles: ["哈哈","你好","无聊"], currentPage: .constant(0))
+    }
+}
+#endif