diff --git a/ModelViewViewModelProject.sln b/ModelViewViewModelProject.sln
new file mode 100644
index 0000000..2eccdef
--- /dev/null
+++ b/ModelViewViewModelProject.sln
@@ -0,0 +1,27 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.9.34728.123
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ModelViewViewModelProject", "ModelViewViewModelProject\ModelViewViewModelProject.csproj", "{B807F80E-D0E5-438C-A3BF-53FD33C1791D}"
+EndProject
+Global
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution
+ Debug|Any CPU = Debug|Any CPU
+ Release|Any CPU = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution
+ {B807F80E-D0E5-438C-A3BF-53FD33C1791D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {B807F80E-D0E5-438C-A3BF-53FD33C1791D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {B807F80E-D0E5-438C-A3BF-53FD33C1791D}.Debug|Any CPU.Deploy.0 = Debug|Any CPU
+ {B807F80E-D0E5-438C-A3BF-53FD33C1791D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {B807F80E-D0E5-438C-A3BF-53FD33C1791D}.Release|Any CPU.Build.0 = Release|Any CPU
+ {B807F80E-D0E5-438C-A3BF-53FD33C1791D}.Release|Any CPU.Deploy.0 = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(SolutionProperties) = preSolution
+ HideSolutionNode = FALSE
+ EndGlobalSection
+ GlobalSection(ExtensibilityGlobals) = postSolution
+ SolutionGuid = {063CB2A6-F506-4BA8-931D-6A6F7703AD1C}
+ EndGlobalSection
+EndGlobal
diff --git a/ModelViewViewModelProject/App.xaml b/ModelViewViewModelProject/App.xaml
new file mode 100644
index 0000000..8d250c3
--- /dev/null
+++ b/ModelViewViewModelProject/App.xaml
@@ -0,0 +1,14 @@
+
+
+
+
+
+
+
+
+
+
+
diff --git a/ModelViewViewModelProject/App.xaml.cs b/ModelViewViewModelProject/App.xaml.cs
new file mode 100644
index 0000000..db731ad
--- /dev/null
+++ b/ModelViewViewModelProject/App.xaml.cs
@@ -0,0 +1,12 @@
+namespace ModelViewViewModelProject
+{
+ public partial class App : Application
+ {
+ public App()
+ {
+ InitializeComponent();
+
+ MainPage = new AppShell();
+ }
+ }
+}
diff --git a/ModelViewViewModelProject/AppShell.xaml b/ModelViewViewModelProject/AppShell.xaml
new file mode 100644
index 0000000..2859bd6
--- /dev/null
+++ b/ModelViewViewModelProject/AppShell.xaml
@@ -0,0 +1,16 @@
+
+
+
+
+
+
diff --git a/ModelViewViewModelProject/AppShell.xaml.cs b/ModelViewViewModelProject/AppShell.xaml.cs
new file mode 100644
index 0000000..cf37af8
--- /dev/null
+++ b/ModelViewViewModelProject/AppShell.xaml.cs
@@ -0,0 +1,10 @@
+namespace ModelViewViewModelProject
+{
+ public partial class AppShell : Shell
+ {
+ public AppShell()
+ {
+ InitializeComponent();
+ }
+ }
+}
diff --git a/ModelViewViewModelProject/MauiProgram.cs b/ModelViewViewModelProject/MauiProgram.cs
new file mode 100644
index 0000000..836abec
--- /dev/null
+++ b/ModelViewViewModelProject/MauiProgram.cs
@@ -0,0 +1,25 @@
+using Microsoft.Extensions.Logging;
+
+namespace ModelViewViewModelProject
+{
+ public static class MauiProgram
+ {
+ public static MauiApp CreateMauiApp()
+ {
+ var builder = MauiApp.CreateBuilder();
+ builder
+ .UseMauiApp()
+ .ConfigureFonts(fonts =>
+ {
+ fonts.AddFont("OpenSans-Regular.ttf", "OpenSansRegular");
+ fonts.AddFont("OpenSans-Semibold.ttf", "OpenSansSemibold");
+ });
+
+#if DEBUG
+ builder.Logging.AddDebug();
+#endif
+
+ return builder.Build();
+ }
+ }
+}
diff --git a/ModelViewViewModelProject/Model/Book.cs b/ModelViewViewModelProject/Model/Book.cs
new file mode 100644
index 0000000..bef428e
--- /dev/null
+++ b/ModelViewViewModelProject/Model/Book.cs
@@ -0,0 +1,34 @@
+using System.ComponentModel;
+
+namespace ModelViewViewModelProject.Model
+{
+ public class Book : INotifyPropertyChanged
+ {
+ // Prywatna zmienna przechowująca ilość książek
+ private int _amount;
+ public int Id { get; set; }
+ public string? Title { get; set; }
+ public decimal Price { get; set; }
+ public double Rate { get; set; }
+ // Pole, które po zmianie jej zawartości jest zmieniana zmienna _amount oraz wysyłany komunikat, że nastąpiła zmiana wartości w zmiennej
+ public int Amount
+ {
+ get => _amount;
+ set
+ {
+ _amount = value;
+ OnPropertyChanged(nameof(Amount));
+ }
+ }
+
+ /*
+ * Dla obiektu również potrzebujemy składnik odświeżania naszego widoku, jeżeli wiemy, że będzie również następowała zmiana wartości w naszej zmiennej
+ * jak np. ilość książek
+ */
+ public event PropertyChangedEventHandler? PropertyChanged;
+ protected virtual void OnPropertyChanged(string propertyName)
+ {
+ PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+ }
+ }
+}
\ No newline at end of file
diff --git a/ModelViewViewModelProject/ModelViewViewModelProject.csproj b/ModelViewViewModelProject/ModelViewViewModelProject.csproj
new file mode 100644
index 0000000..c8a6c7c
--- /dev/null
+++ b/ModelViewViewModelProject/ModelViewViewModelProject.csproj
@@ -0,0 +1,65 @@
+
+
+
+ net8.0-android;net8.0-ios;net8.0-maccatalyst
+ $(TargetFrameworks);net8.0-windows10.0.19041.0
+
+
+
+
+
+
+ Exe
+ ModelViewViewModelProject
+ true
+ true
+ enable
+ enable
+
+
+ ModelViewViewModelProject
+
+
+ com.companyname.modelviewviewmodelproject
+
+
+ 1.0
+ 1
+
+ 11.0
+ 13.1
+ 21.0
+ 10.0.17763.0
+ 10.0.17763.0
+ 6.5
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/ModelViewViewModelProject/Platforms/Android/AndroidManifest.xml b/ModelViewViewModelProject/Platforms/Android/AndroidManifest.xml
new file mode 100644
index 0000000..e9937ad
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Android/AndroidManifest.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/ModelViewViewModelProject/Platforms/Android/MainActivity.cs b/ModelViewViewModelProject/Platforms/Android/MainActivity.cs
new file mode 100644
index 0000000..796c64d
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Android/MainActivity.cs
@@ -0,0 +1,11 @@
+using Android.App;
+using Android.Content.PM;
+using Android.OS;
+
+namespace ModelViewViewModelProject
+{
+ [Activity(Theme = "@style/Maui.SplashTheme", MainLauncher = true, ConfigurationChanges = ConfigChanges.ScreenSize | ConfigChanges.Orientation | ConfigChanges.UiMode | ConfigChanges.ScreenLayout | ConfigChanges.SmallestScreenSize | ConfigChanges.Density)]
+ public class MainActivity : MauiAppCompatActivity
+ {
+ }
+}
diff --git a/ModelViewViewModelProject/Platforms/Android/MainApplication.cs b/ModelViewViewModelProject/Platforms/Android/MainApplication.cs
new file mode 100644
index 0000000..0b6aad6
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Android/MainApplication.cs
@@ -0,0 +1,16 @@
+using Android.App;
+using Android.Runtime;
+
+namespace ModelViewViewModelProject
+{
+ [Application]
+ public class MainApplication : MauiApplication
+ {
+ public MainApplication(IntPtr handle, JniHandleOwnership ownership)
+ : base(handle, ownership)
+ {
+ }
+
+ protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+ }
+}
diff --git a/ModelViewViewModelProject/Platforms/Android/Resources/values/colors.xml b/ModelViewViewModelProject/Platforms/Android/Resources/values/colors.xml
new file mode 100644
index 0000000..c04d749
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Android/Resources/values/colors.xml
@@ -0,0 +1,6 @@
+
+
+ #512BD4
+ #2B0B98
+ #2B0B98
+
\ No newline at end of file
diff --git a/ModelViewViewModelProject/Platforms/MacCatalyst/AppDelegate.cs b/ModelViewViewModelProject/Platforms/MacCatalyst/AppDelegate.cs
new file mode 100644
index 0000000..f1228ee
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/MacCatalyst/AppDelegate.cs
@@ -0,0 +1,10 @@
+using Foundation;
+
+namespace ModelViewViewModelProject
+{
+ [Register("AppDelegate")]
+ public class AppDelegate : MauiUIApplicationDelegate
+ {
+ protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+ }
+}
diff --git a/ModelViewViewModelProject/Platforms/MacCatalyst/Entitlements.plist b/ModelViewViewModelProject/Platforms/MacCatalyst/Entitlements.plist
new file mode 100644
index 0000000..de4adc9
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/MacCatalyst/Entitlements.plist
@@ -0,0 +1,14 @@
+
+
+
+
+
+
+ com.apple.security.app-sandbox
+
+
+ com.apple.security.network.client
+
+
+
+
diff --git a/ModelViewViewModelProject/Platforms/MacCatalyst/Info.plist b/ModelViewViewModelProject/Platforms/MacCatalyst/Info.plist
new file mode 100644
index 0000000..7268977
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/MacCatalyst/Info.plist
@@ -0,0 +1,38 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+ UIDeviceFamily
+
+ 2
+
+ UIRequiredDeviceCapabilities
+
+ arm64
+
+ UISupportedInterfaceOrientations
+
+ UIInterfaceOrientationPortrait
+ UIInterfaceOrientationLandscapeLeft
+ UIInterfaceOrientationLandscapeRight
+
+ UISupportedInterfaceOrientations~ipad
+
+ UIInterfaceOrientationPortrait
+ UIInterfaceOrientationPortraitUpsideDown
+ UIInterfaceOrientationLandscapeLeft
+ UIInterfaceOrientationLandscapeRight
+
+ XSAppIconAssets
+ Assets.xcassets/appicon.appiconset
+
+
diff --git a/ModelViewViewModelProject/Platforms/MacCatalyst/Program.cs b/ModelViewViewModelProject/Platforms/MacCatalyst/Program.cs
new file mode 100644
index 0000000..e82b751
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/MacCatalyst/Program.cs
@@ -0,0 +1,16 @@
+using ObjCRuntime;
+using UIKit;
+
+namespace ModelViewViewModelProject
+{
+ public class Program
+ {
+ // This is the main entry point of the application.
+ static void Main(string[] args)
+ {
+ // if you want to use a different Application Delegate class from "AppDelegate"
+ // you can specify it here.
+ UIApplication.Main(args, null, typeof(AppDelegate));
+ }
+ }
+}
diff --git a/ModelViewViewModelProject/Platforms/Tizen/Main.cs b/ModelViewViewModelProject/Platforms/Tizen/Main.cs
new file mode 100644
index 0000000..f2beb18
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Tizen/Main.cs
@@ -0,0 +1,17 @@
+using Microsoft.Maui;
+using Microsoft.Maui.Hosting;
+using System;
+
+namespace ModelViewViewModelProject
+{
+ internal class Program : MauiApplication
+ {
+ protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+
+ static void Main(string[] args)
+ {
+ var app = new Program();
+ app.Run(args);
+ }
+ }
+}
diff --git a/ModelViewViewModelProject/Platforms/Tizen/tizen-manifest.xml b/ModelViewViewModelProject/Platforms/Tizen/tizen-manifest.xml
new file mode 100644
index 0000000..b4f6b80
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Tizen/tizen-manifest.xml
@@ -0,0 +1,15 @@
+
+
+
+
+
+ maui-appicon-placeholder
+
+
+
+
+ http://tizen.org/privilege/internet
+
+
+
+
\ No newline at end of file
diff --git a/ModelViewViewModelProject/Platforms/Windows/App.xaml b/ModelViewViewModelProject/Platforms/Windows/App.xaml
new file mode 100644
index 0000000..59c8ea9
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Windows/App.xaml
@@ -0,0 +1,8 @@
+
+
+
diff --git a/ModelViewViewModelProject/Platforms/Windows/App.xaml.cs b/ModelViewViewModelProject/Platforms/Windows/App.xaml.cs
new file mode 100644
index 0000000..fc54358
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Windows/App.xaml.cs
@@ -0,0 +1,25 @@
+using Microsoft.UI.Xaml;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace ModelViewViewModelProject.WinUI
+{
+ ///
+ /// Provides application-specific behavior to supplement the default Application class.
+ ///
+ public partial class App : MauiWinUIApplication
+ {
+ ///
+ /// Initializes the singleton application object. This is the first line of authored code
+ /// executed, and as such is the logical equivalent of main() or WinMain().
+ ///
+ public App()
+ {
+ this.InitializeComponent();
+ }
+
+ protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+ }
+
+}
diff --git a/ModelViewViewModelProject/Platforms/Windows/Package.appxmanifest b/ModelViewViewModelProject/Platforms/Windows/Package.appxmanifest
new file mode 100644
index 0000000..878f373
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Windows/Package.appxmanifest
@@ -0,0 +1,46 @@
+
+
+
+
+
+
+
+
+ $placeholder$
+ User Name
+ $placeholder$.png
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/ModelViewViewModelProject/Platforms/Windows/app.manifest b/ModelViewViewModelProject/Platforms/Windows/app.manifest
new file mode 100644
index 0000000..d82130d
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/Windows/app.manifest
@@ -0,0 +1,15 @@
+
+
+
+
+
+
+
+ true/PM
+ PerMonitorV2, PerMonitor
+
+
+
diff --git a/ModelViewViewModelProject/Platforms/iOS/AppDelegate.cs b/ModelViewViewModelProject/Platforms/iOS/AppDelegate.cs
new file mode 100644
index 0000000..f1228ee
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/iOS/AppDelegate.cs
@@ -0,0 +1,10 @@
+using Foundation;
+
+namespace ModelViewViewModelProject
+{
+ [Register("AppDelegate")]
+ public class AppDelegate : MauiUIApplicationDelegate
+ {
+ protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();
+ }
+}
diff --git a/ModelViewViewModelProject/Platforms/iOS/Info.plist b/ModelViewViewModelProject/Platforms/iOS/Info.plist
new file mode 100644
index 0000000..0004a4f
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/iOS/Info.plist
@@ -0,0 +1,32 @@
+
+
+
+
+ LSRequiresIPhoneOS
+
+ UIDeviceFamily
+
+ 1
+ 2
+
+ UIRequiredDeviceCapabilities
+
+ arm64
+
+ UISupportedInterfaceOrientations
+
+ UIInterfaceOrientationPortrait
+ UIInterfaceOrientationLandscapeLeft
+ UIInterfaceOrientationLandscapeRight
+
+ UISupportedInterfaceOrientations~ipad
+
+ UIInterfaceOrientationPortrait
+ UIInterfaceOrientationPortraitUpsideDown
+ UIInterfaceOrientationLandscapeLeft
+ UIInterfaceOrientationLandscapeRight
+
+ XSAppIconAssets
+ Assets.xcassets/appicon.appiconset
+
+
diff --git a/ModelViewViewModelProject/Platforms/iOS/Program.cs b/ModelViewViewModelProject/Platforms/iOS/Program.cs
new file mode 100644
index 0000000..e82b751
--- /dev/null
+++ b/ModelViewViewModelProject/Platforms/iOS/Program.cs
@@ -0,0 +1,16 @@
+using ObjCRuntime;
+using UIKit;
+
+namespace ModelViewViewModelProject
+{
+ public class Program
+ {
+ // This is the main entry point of the application.
+ static void Main(string[] args)
+ {
+ // if you want to use a different Application Delegate class from "AppDelegate"
+ // you can specify it here.
+ UIApplication.Main(args, null, typeof(AppDelegate));
+ }
+ }
+}
diff --git a/ModelViewViewModelProject/Properties/launchSettings.json b/ModelViewViewModelProject/Properties/launchSettings.json
new file mode 100644
index 0000000..edf8aad
--- /dev/null
+++ b/ModelViewViewModelProject/Properties/launchSettings.json
@@ -0,0 +1,8 @@
+{
+ "profiles": {
+ "Windows Machine": {
+ "commandName": "MsixPackage",
+ "nativeDebugging": false
+ }
+ }
+}
\ No newline at end of file
diff --git a/ModelViewViewModelProject/README.md b/ModelViewViewModelProject/README.md
new file mode 100644
index 0000000..8da0fb1
--- /dev/null
+++ b/ModelViewViewModelProject/README.md
@@ -0,0 +1,12 @@
+# Projekt struktury MVVM - .NET MAUI
+Jest to przykadowy projekt zawierajcy podstawowe dziaanie projektu MVVM, w ktrym:
+- Mona wywietla zawarto listy ksiek,
+- Tworzy nowy obiekt oraz dodawa do listy,
+- Modyfikowa zmienne utworzonych obiektw w licie
+
+## Pliki na ktre warto zajrze:
+- ViewModel/MainPageViewModel.cs - plik, ktry zawiera cay kod C#,
+- Model/Book.cs - struktura obiektu ksiki, ktra zawiera rwnie kod odwieajcy
+- View/MainPage.xaml - widok projektu
+
+## Pobierz projekt i sprawd sam!
diff --git a/ModelViewViewModelProject/Resources/AppIcon/appicon.svg b/ModelViewViewModelProject/Resources/AppIcon/appicon.svg
new file mode 100644
index 0000000..9d63b65
--- /dev/null
+++ b/ModelViewViewModelProject/Resources/AppIcon/appicon.svg
@@ -0,0 +1,4 @@
+
+
\ No newline at end of file
diff --git a/ModelViewViewModelProject/Resources/AppIcon/appiconfg.svg b/ModelViewViewModelProject/Resources/AppIcon/appiconfg.svg
new file mode 100644
index 0000000..21dfb25
--- /dev/null
+++ b/ModelViewViewModelProject/Resources/AppIcon/appiconfg.svg
@@ -0,0 +1,8 @@
+
+
+
\ No newline at end of file
diff --git a/ModelViewViewModelProject/Resources/Fonts/OpenSans-Regular.ttf b/ModelViewViewModelProject/Resources/Fonts/OpenSans-Regular.ttf
new file mode 100644
index 0000000..2d1edf0
Binary files /dev/null and b/ModelViewViewModelProject/Resources/Fonts/OpenSans-Regular.ttf differ
diff --git a/ModelViewViewModelProject/Resources/Fonts/OpenSans-Semibold.ttf b/ModelViewViewModelProject/Resources/Fonts/OpenSans-Semibold.ttf
new file mode 100644
index 0000000..fe13d06
Binary files /dev/null and b/ModelViewViewModelProject/Resources/Fonts/OpenSans-Semibold.ttf differ
diff --git a/ModelViewViewModelProject/Resources/Images/dotnet_bot.png b/ModelViewViewModelProject/Resources/Images/dotnet_bot.png
new file mode 100644
index 0000000..f93ce02
Binary files /dev/null and b/ModelViewViewModelProject/Resources/Images/dotnet_bot.png differ
diff --git a/ModelViewViewModelProject/Resources/Raw/AboutAssets.txt b/ModelViewViewModelProject/Resources/Raw/AboutAssets.txt
new file mode 100644
index 0000000..15d6244
--- /dev/null
+++ b/ModelViewViewModelProject/Resources/Raw/AboutAssets.txt
@@ -0,0 +1,15 @@
+Any raw assets you want to be deployed with your application can be placed in
+this directory (and child directories). Deployment of the asset to your application
+is automatically handled by the following `MauiAsset` Build Action within your `.csproj`.
+
+
+
+These files will be deployed with you package and will be accessible using Essentials:
+
+ async Task LoadMauiAsset()
+ {
+ using var stream = await FileSystem.OpenAppPackageFileAsync("AboutAssets.txt");
+ using var reader = new StreamReader(stream);
+
+ var contents = reader.ReadToEnd();
+ }
diff --git a/ModelViewViewModelProject/Resources/Splash/splash.svg b/ModelViewViewModelProject/Resources/Splash/splash.svg
new file mode 100644
index 0000000..21dfb25
--- /dev/null
+++ b/ModelViewViewModelProject/Resources/Splash/splash.svg
@@ -0,0 +1,8 @@
+
+
+
\ No newline at end of file
diff --git a/ModelViewViewModelProject/Resources/Styles/Colors.xaml b/ModelViewViewModelProject/Resources/Styles/Colors.xaml
new file mode 100644
index 0000000..30307a5
--- /dev/null
+++ b/ModelViewViewModelProject/Resources/Styles/Colors.xaml
@@ -0,0 +1,45 @@
+
+
+
+
+
+
+ #512BD4
+ #ac99ea
+ #242424
+ #DFD8F7
+ #9880e5
+ #2B0B98
+
+ White
+ Black
+ #D600AA
+ #190649
+ #1f1f1f
+
+ #E1E1E1
+ #C8C8C8
+ #ACACAC
+ #919191
+ #6E6E6E
+ #404040
+ #212121
+ #141414
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/ModelViewViewModelProject/Resources/Styles/Styles.xaml b/ModelViewViewModelProject/Resources/Styles/Styles.xaml
new file mode 100644
index 0000000..e0d36bb
--- /dev/null
+++ b/ModelViewViewModelProject/Resources/Styles/Styles.xaml
@@ -0,0 +1,426 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/ModelViewViewModelProject/View/MainPage.xaml b/ModelViewViewModelProject/View/MainPage.xaml
new file mode 100644
index 0000000..d67cd44
--- /dev/null
+++ b/ModelViewViewModelProject/View/MainPage.xaml
@@ -0,0 +1,65 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/ModelViewViewModelProject/View/MainPage.xaml.cs b/ModelViewViewModelProject/View/MainPage.xaml.cs
new file mode 100644
index 0000000..7081e7f
--- /dev/null
+++ b/ModelViewViewModelProject/View/MainPage.xaml.cs
@@ -0,0 +1,11 @@
+namespace ModelViewViewModelProject.View
+{
+ public partial class MainPage : ContentPage
+ {
+ public MainPage()
+ {
+ InitializeComponent();
+ }
+ }
+
+}
diff --git a/ModelViewViewModelProject/ViewModel/MainPageViewModel.cs b/ModelViewViewModelProject/ViewModel/MainPageViewModel.cs
new file mode 100644
index 0000000..cf08f3f
--- /dev/null
+++ b/ModelViewViewModelProject/ViewModel/MainPageViewModel.cs
@@ -0,0 +1,78 @@
+using ModelViewViewModelProject.Model;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using System.Windows.Input;
+
+namespace ModelViewViewModelProject.ViewModel
+{
+ // Należy pamiętać o przypisaniu naszej klasy do interfejsu INotifyPropertyChanged. Wymagane jest zainicjowanie przestrzeni System.ComponentModel
+ class MainPageViewModel : INotifyPropertyChanged
+ {
+ // Obiekt służący do tworzenia odświeżalnej listy
+ public ObservableCollection Books { get; set; }
+
+ // Obiekt do stworzenia nowej książki
+ public Book NewBook { get; set; }
+
+ // Komendy do zarządzania tym modelem
+ public ICommand AddBookCmd { get; }
+ public ICommand IncreaseAmountBookCmd { get; }
+ public ICommand DecreaseAmountBookCmd { get; }
+
+ public MainPageViewModel()
+ {
+ Books = new ObservableCollection
+ {
+ new Book { Id = 1, Title = "Pan Tadeusz", Price = 29.99m, Rate = 4.5, Amount = 5 },
+ new Book { Id = 1, Title = "Życie na krawędzi", Price = 14.99m, Rate = 4, Amount = 3 },
+ new Book { Id = 1, Title = "Czym jest życie", Price = 19.99m, Rate = 5, Amount = 6 }
+ };
+
+ // Pusty obiekt, który służy do pobierania wartości z pól w widoku i dodawania nowej książki do listy Books.
+ NewBook = new Book();
+
+ // Przypisywanie utworzonych funkcji do naszych komend
+ AddBookCmd = new Command(AddBook);
+ IncreaseAmountBookCmd = new Command(IncreaseAmount);
+ DecreaseAmountBookCmd = new Command(DecreaseAmount);
+ }
+
+ private void AddBook()
+ {
+ NewBook.Id = Books.Count + 1;
+ Books.Add(new Book
+ {
+ Id = NewBook.Id,
+ Title = NewBook.Title,
+ Price = NewBook.Price,
+ Rate = NewBook.Rate,
+ Amount = NewBook.Amount
+ });
+
+ NewBook = new Book();
+ OnPropertyChanged(nameof(NewBook));
+ }
+
+ private void IncreaseAmount(Book book)
+ {
+ book.Amount++;
+ }
+
+ private void DecreaseAmount(Book book)
+ {
+ book.Amount--;
+ }
+
+ /*
+ * GŁÓWNE SKŁADNIKI NASZEJ STRUKTURY MVVM
+ * Poza przypisaniem naszej klasy MainPageViewModel do interfejsu INotifyPropertyChanged potrzebujemy również
+ * utworzyć zdarzenie PropertyChanged oraz funkcje OnPropertyChanged(string propertyName) które służy do
+ * powiadomienia naszego widoku, że nastąpiła zmiana w naszych obiektach i ma odświeżyć dane w widoku!
+ */
+ public event PropertyChangedEventHandler? PropertyChanged;
+ public void OnPropertyChanged(string propertyName)
+ {
+ PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+ }
+ }
+}