add form page

Author: Chasel Li

Example/Example/ContentView.swift

@@ -97,6 +97,9 @@ struct ContentView : View {
                     NavigationLink(destination: SectionPage()) {
                         PageRow(title: "Section",subTitle: "用于创建带头/尾部的视图内容，一般结合 `List` 组件使用")
                     }.frame(height: 80)
+                    NavigationLink(destination: FormPage(firstName: "", lastName: "")) {
+                           PageRow(title: "Form",subTitle: "表单视图")
+                    }
                 }
                 Section(header: Text("导航视图")) {
                     NavigationLink(destination: NavigationViewPage()) {

Example/Example/Page/Container/FormPage.swift

@@ -0,0 +1,31 @@
+//
+//  FormPage.swift
+//  Example
+//
+//  Created by Chasel Li on 12/26/19.
+//  Copyright © 2019 晋先森. All rights reserved.
+//
+
+import SwiftUI
+
+struct FormPage: View {
+    
+    @State var firstName: String
+    @State var lastName: String
+    
+    var body: some View {
+        VStack {
+            Form {
+                TextField("First Name", text: $firstName)
+                TextField("Last Name", text: $lastName)
+            }
+        }.navigationBarTitle(Text("Form"))
+        
+    }
+}
+
+struct FormPage_Previews: PreviewProvider {
+    static var previews: some View {
+        FormPage(firstName: "", lastName: "")
+    }
+}