modif

MVVM/MVVM/MVVM.csproj.user

@@ -3,7 +3,7 @@
   <PropertyGroup>
     <IsFirstTimeProjectOpen>False</IsFirstTimeProjectOpen>
     <ActiveDebugFramework>net7.0-android</ActiveDebugFramework>
-    <ActiveDebugProfile>Samsung SM-A705FN (Android 11.0 - API 30)</ActiveDebugProfile>
+    <ActiveDebugProfile>Émulateur Android</ActiveDebugProfile>
     <SelectedPlatformGroup>PhysicalDevice</SelectedPlatformGroup>
   </PropertyGroup>
   <PropertyGroup Condition="'$(TargetPlatformIdentifier)'=='iOS'">

MVVM/MVVM/Pages/MyLibraryPage.xaml.cs

@@ -4,10 +4,11 @@ namespace MVVM.Pages;
 
 public partial class MyLibraryPage : ContentPage
 {
-	public NavigationViewModel navigationViewModel { get; set;}  = new NavigationViewModel();
+	public NavigateAndLoadBooks navigationViewModel { get; set;}
 
-	public MyLibraryPage()
+	public MyLibraryPage(NavigateAndLoadBooks navigateAndLoadBooks)
 	{
+		this.navigationViewModel = navigateAndLoadBooks;
 		InitializeComponent();
 		BindingContext = this;
     }

MVVM/MVVM/ViewModel/NavigateAndLoadBooks.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Wrapper;
+
+namespace MVVM.VmApplicatif
+{
+    public class NavigateAndLoadBooks
+    {
+        NavigationViewModel NavigateViewModel {  get; set; }
+        BookViewModel BookViewModel { get; set; }
+
+
+        public NavigateAndLoadBooks(NavigationViewModel navigateViewModel, BookViewModel bookViewModel) 
+        {
+            this.NavigateViewModel = navigateViewModel;
+            this.BookViewModel = bookViewModel;
+        }
+    }
+}

MVVM/ToolKit/BaseViewModel.cs

@@ -5,6 +5,7 @@ using System.Linq;
 using System.Runtime.CompilerServices;
 using System.Text;
 using System.Threading.Tasks;
+using System.Xml.Linq;
 
 namespace ToolKit
 {
@@ -12,10 +13,25 @@ namespace ToolKit
     {
         public event PropertyChangedEventHandler? PropertyChanged;
 
-        protected void NotifyPropertyChange([CallerMemberName] string name = null )
+
+        private void NotifyPropertyChange(string propertyName)
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
+
+        protected virtual void setProperty<T>(T member, T value, Action action, [CallerMemberName] string propertyName = "")
         {
-            OnPropertyChanged();
+            if (EqualityComparer<T>.Default.Equals(member, value)) { return; }
+            member = value;
+            action();
+            NotifyPropertyChange(propertyName);
         }
 
+        protected virtual void setProperty<T>(ref T member, T value, [CallerMemberName] string propertyName = "")
+        {
+            if (EqualityComparer<T>.Default.Equals(member, value)) { return; }
+            member = value;
+            NotifyPropertyChange(propertyName);
+        }
     }
 }

MVVM/Wrapper/BookViewModel.cs

@@ -1,6 +1,7 @@
 using Model;
 using Model.Group;
 using System.Collections.ObjectModel;
+using System.Reflection.Metadata.Ecma335;
 using System.Xml.Linq;
 using ToolKit;
 
@@ -10,95 +11,58 @@ namespace Wrapper
     {
         ILibraryManager LibraryManager { get; set; }
 
-        private string _valeurTmp { get; set; }
-        public string ValeurTmp
+        /*
+        public ReadOnlyObservableCollection<Book> Books { get; set; }
+        private ReadOnlyObservableCollection<Book> books
         {
-            get => _valeurTmp;
+            get => Books;
             set
             {
-                if (string.Equals(_valeurTmp, value)) return;
-                _valeurTmp = value;
-                NotifyPropertyChange();
+                if (value == null) { return; } 
+                setProperty(books, value);
             }
-        }
+        }*/
 
-        public ObservableCollection<GroupeLivre> listeGroupLivre { get; set; } = new ObservableCollection<GroupeLivre>();
 
         public BookViewModel(ILibraryManager _libraryManager)
         {
             this.LibraryManager = _libraryManager;
-            getLivre();
         }
 
-
-        public void getBooks()
-        {
-            //LibraryManager.GetBooksByAuthor();
+        public int Index { 
+            get {  return index; }
+            private set
+            {
+                setProperty(ref index, value);
+            }
+                
         }
+        private int index;
 
 
-        private void getLivre()
-        {
-            /*
-            LibraryManager.
 
-            listeGroupLivre.Clear();
-            foreach (var item in LibraryManager.GetBooksByAuthor)
+        public int Count
+        {
+            get { return count; }
+            private set
             {
-                listeGroupLivre.Add(item);
-            }*/
-
-
-            /*
-            listeGroupLivre.Add(new GroupeLivre("Eiichirō Oda",
-                new List<Livre> {
-                            new Livre { Auteur = "Eiichirō Oda",
-                                        Titre = "One piece tome 1",
-                                        Note ="5",
-                                        Statut = "Lu",
-                                        Image = "onepiece1"},
-                            new Livre { Auteur = "Eiichirō Oda",
-                                        Titre = "One piece tome 2",
-                                        Note = "4",
-                                        Statut = "Lu",
-                                        Image = "onepiece2",
-                                        Separateur = false}}));
-
+                setProperty(ref count, value);
+            }
 
+        }
+        private int count;
 
-            listeGroupLivre.Add(new GroupeLivre("Tite Kubo",
-                new List<Livre>
-                {
-                            new Livre { Auteur = "Tite Kubo",
-                                        Titre = "Bleach tome 1",
-                                        Note = "3",
-                                        Statut = "Lu",
-                                        Image = "bleach1",
-                                        Separateur = false}
-                }));
 
-            listeGroupLivre.Add(new GroupeLivre("Masashi Kishimoto", new List<Livre> {
-                            new Livre { Auteur = "Masashi Kishimoto",
-                                        Titre = "Naruto tome 1",
-                                        Note = "5",
-                                        Statut = "Lu",
-                                        Image = "naruto1"},
-                            new Livre { Auteur = "Masashi Kishimoto",
-                                        Titre = "Naruto tome 2",
-                                        Note = "2",
-                                        Statut = "Lu",
-                                        Image = "naruto2"},
-                            new Livre
-                            {
-                                        Auteur = "Masashi Kishimoto",
-                                        Titre = "Naruto tome 3",
-                                        Note = "3",
-                                        Statut = "Lu",
-                                        Image = "naruto3",
-                                        Separateur = false
-                            }}));*/
+        public int NbBook
+        {
+            get { return nbBook; }
+            private set
+            {
+                setProperty(ref nbBook, value);
+            }
 
         }
+        private int nbBook;
 
     }
 }