From 6ab7d61067eb3f3d4ee63ec48d6e4d991e5a3c10 Mon Sep 17 00:00:00 2001
From: "art.dambrine" <art.dambrine@gmail.com>
Date: Tue, 6 Apr 2021 10:33:29 +0200
Subject: [PATCH] =?UTF-8?q?les=20pre=CC=81mices=20d'une=20navbar?=
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---
 NavigationExemple/ContentView.swift | 45 +++++++++++------------------
 1 file changed, 17 insertions(+), 28 deletions(-)

diff --git a/NavigationExemple/ContentView.swift b/NavigationExemple/ContentView.swift
index ad780de..93ceb5b 100644
--- a/NavigationExemple/ContentView.swift
+++ b/NavigationExemple/ContentView.swift
@@ -7,42 +7,31 @@
 
 import SwiftUI
 
-class User: ObservableObject {
-    @Published var score = 0
-}
-
-struct ChangeView: View {
-    @EnvironmentObject var user: User
-    
-    var body: some View {
-        VStack{
-            Text("Score : \(user.score)")
-            Button("Increase"){
-                self.user.score += 1
-            }
-        }
-    }
-}
 
 
 struct ContentView: View {
-    @ObservedObject var user = User()
+    @State private var score = 0
     
     var body: some View {
         NavigationView{
             
-            VStack(alignment: /*@START_MENU_TOKEN@*/.center/*@END_MENU_TOKEN@*/, spacing: 20){
-                Text("Score: \(user.score)")
-                
-                NavigationLink(destination: ChangeView()){
-                    Text("Show detail view")
-                }
-              
-               
-            }.navigationTitle("Menu principal")
+            Text("Score: \(score)")
+                .navigationTitle("Menu principal")
+                .navigationBarItems(
+                    
+                    trailing:
+                        HStack{
+                            Button("Add"){
+                                self.score += 1
+                            }
+                            
+                            Button("Sub"){
+                                self.score -= 1
+                            }
+                        }                    
+                    
+                )
         }
-        // Important à ajouter
-        .environmentObject(user)
         
     }
 }