amélioration navbar

NavigationExemple/ContentView.swift

@@ -10,28 +10,18 @@ import SwiftUI
 
 
 struct ContentView: View {
-    @State private var score = 0
+    @State private var fullScreen = false
     
     var body: some View {
         NavigationView{
             
-            Text("Score: \(score)")
+            Button("Toogle full screen"){
-                .navigationTitle("Menu principal")
+                self.fullScreen.toggle()
-                .navigationBarItems(
-                    
-                    trailing:
-                        HStack{
-                            Button("Add"){
-                                self.score += 1
-                            }
-                            
-                            Button("Sub"){
-                                self.score -= 1
             }
+            .navigationBarTitle("Full Screen")
+            .navigationBarHidden(fullScreen)
         }
-                    
+        .statusBar(hidden: fullScreen)
-                )
-        }
         
     }
 }