WPF Prism register interface and implemented interface service

Install-Package Prism.WPF;
Install-Package Prism.DryIOC;

 

 

 

 

//app.xaml
<prism:PrismApplication x:Class="WpfApp4.App"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:local="clr-namespace:WpfApp4"
             xmlns:prism="http://prismlibrary.com/">
</prism:PrismApplication>


//App.xaml.cs
using System.Configuration;
using System.Data;
using System.Windows;
using Prism.DryIoc;
using Prism.Commands;
using WpfApp4.Services;
using WpfApp4.ViewModels;
using WpfApp4.Views;

namespace WpfApp4
{
    /// <summary>
    /// Interaction logic for App.xaml
    /// </summary>
    public partial class App : PrismApplication
    {
        protected override Window CreateShell()
        {
              return Container.Resolve<MainWindow>();
        }

        protected override void RegisterTypes(IContainerRegistry containerRegistry)
        {
            containerRegistry.Register<IIdService,IdService>();
            containerRegistry.Register<IISBNService,ISBNService>();
            containerRegistry.RegisterForNavigation<MainWindow, MainWinowViewModel>("MainWindow");
            containerRegistry.RegisterForNavigation<ViewA, ViewAViewModel>("ViewA");
            containerRegistry.RegisterForNavigation<ViewB, ViewBViewModel>("ViewB");
        }

        protected override void OnInitialized()
        {
            base.OnInitialized();

            var regionManager=Container.Resolve<IRegionManager>();
            regionManager.RequestNavigate("MainRegion", "ViewA");
        }

        protected override void OnStartup(StartupEventArgs e)
        {
            base.OnStartup(e);
        }
    }

}

 

 

 

 

 

 

 

 

 

 

 

 

 

//App.xaml
<prism:PrismApplication x:Class="WpfApp4.App"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:local="clr-namespace:WpfApp4"
             xmlns:prism="http://prismlibrary.com/">
</prism:PrismApplication>


//App.xaml.cs
using System.Configuration;
using System.Data;
using System.Windows;
using Prism.DryIoc;
using Prism.Commands;
using WpfApp4.Services;
using WpfApp4.ViewModels;
using WpfApp4.Views;

namespace WpfApp4
{
    /// <summary>
    /// Interaction logic for App.xaml
    /// </summary>
    public partial class App : PrismApplication
    {
        protected override Window CreateShell()
        {
              return Container.Resolve<MainWindow>();
        }

        protected override void RegisterTypes(IContainerRegistry containerRegistry)
        {
            containerRegistry.Register<IIdService,IdService>();
            containerRegistry.Register<IISBNService,ISBNService>();
            containerRegistry.RegisterForNavigation<MainWindow, MainWinowViewModel>("MainWindow");
            containerRegistry.RegisterForNavigation<ViewA, ViewAViewModel>("ViewA");
            containerRegistry.RegisterForNavigation<ViewB, ViewBViewModel>("ViewB");
        }

        protected override void OnInitialized()
        {
            base.OnInitialized();

            var regionManager=Container.Resolve<IRegionManager>();
            regionManager.RequestNavigate("MainRegion", "ViewA");
        }

        protected override void OnStartup(StartupEventArgs e)
        {
            base.OnStartup(e);
        }
    }

}


//MainWindow.xaml
<Window x:Class="WpfApp4.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:WpfApp4"
        xmlns:prism="http://prismlibrary.com/"
        prism:ViewModelLocator.AutoWireViewModel="True"
        mc:Ignorable="d"
        WindowState="Maximized"
        Title="{Binding MainWinTitle,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}" 
        VerticalAlignment="Stretch"
        HorizontalAlignment="Stretch">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="*"/>            
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition/>
            <ColumnDefinition/>
        </Grid.ColumnDefinitions>
        <Button Grid.Row="0" Grid.Column="0"
                Content="View A"
                Command="{Binding NavigateCommand}"
                CommandParameter="ViewA"/>

        <Button Grid.Row="0" Grid.Column="1"
                Content="View B"
                Command="{Binding NavigateCommand}"
                CommandParameter="ViewB"/>

        <ContentControl Grid.Row="1"
                        Grid.Column="0"
                        Grid.ColumnSpan="2"
                        prism:RegionManager.RegionName="MainRegion"
                        VerticalAlignment="Stretch"
                        HorizontalAlignment="Stretch"
                        BorderBrush="Blue"
                        BorderThickness="5"
                        />

    </Grid>
</Window>


//MainWindowViewModel
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WpfApp4.Services;

namespace WpfApp4.ViewModels
{
    public class MainWinowViewModel : BindableBase
    {
        IISBNService isbnService;
        IRegionManager regionManager;
        public MainWinowViewModel(IISBNService isbnServiceValue,IRegionManager regionManagerValue)
        {
            MainWinTitle = $"In MainWindow {DateTime.Now.ToString("yyyy - MM - dd:HH - mm - ss")},{Guid.NewGuid():N}";
            isbnService = isbnServiceValue;
            regionManager = regionManagerValue;
            InitTimer();
            NavigateCommand = new DelegateCommand<string>(NavigateCommandExecuted);
        }

        private void NavigateCommandExecuted(string viewName)
        {
            if(!string.IsNullOrEmpty(viewName))
            {
                regionManager.RequestNavigate("MainRegion",viewName);
            }
        }

        private void InitTimer()
        {
            System.Timers.Timer tmr = new System.Timers.Timer();
            tmr.Interval = 1000;
            tmr.Elapsed += Tmr_Elapsed;
            tmr.Start();
        }

        private void Tmr_Elapsed(object? sender, System.Timers.ElapsedEventArgs e)
        {
            MainWinTitle = $"In MainWindow {DateTime.Now.ToString("yyyy - MM - dd:HH - mm - ss")},{Guid.NewGuid():N}";
        }

        private string mainWinTitle;
        public string MainWinTitle
        {
            get
            {
                return mainWinTitle;
            }
            set
            {
                SetProperty(ref mainWinTitle, value);
            }
        }
        public DelegateCommand<string> NavigateCommand { get; set; }
    }    
}


//ViewA.xaml
<UserControl x:Class="WpfApp4.Views.ViewA"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             xmlns:prism="http://prismlibrary.com/"
             xmlns:local="clr-namespace:WpfApp4.Views"
             mc:Ignorable="d" 
             VerticalAlignment="Stretch"
             HorizontalAlignment="Stretch"
             prism:ViewModelLocator.AutoWireViewModel="True">
    <UserControl.Background>
        <ImageBrush ImageSource="/Images/1.jpg"/>
    </UserControl.Background>
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="*"/>
            <RowDefinition Height="Auto"/>
        </Grid.RowDefinitions>
        <TextBlock Grid.Row="0" Text="{Binding ViewAMsg}" FontSize="50"/>
        <DataGrid Grid.Row="1" 
                  ItemsSource="{Binding BooksCollection,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}"
                  VirtualizingPanel.IsVirtualizing="True"
                  VirtualizingPanel.VirtualizationMode="Recycling"
                  VirtualizingPanel.CacheLength="100"
                  VirtualizingPanel.CacheLengthUnit="Pixel"
                  AutoGenerateColumns="False">
            <DataGrid.Background>
                <ImageBrush ImageSource="/Images/1.jpg"/>
            </DataGrid.Background>
            <DataGrid.Resources>
                <Style TargetType="DataGridCell">
                    <Setter Property="FontSize" Value="30"/>
                    <Style.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter Property="FontSize" Value="50"/>
                            <Setter Property="Foreground" Value="Red"/>
                        </Trigger>
                    </Style.Triggers>
                </Style>
            </DataGrid.Resources>
            <DataGrid.Columns>
                <DataGridTextColumn Binding="{Binding Id}"/>
                <DataGridTextColumn Binding="{Binding Name}"/>
                <DataGridTextColumn Binding="{Binding Author}"/>
                <DataGridTextColumn Binding="{Binding ISBN}"/>
                <DataGridTextColumn Binding="{Binding Title}"/>
                <DataGridTextColumn Binding="{Binding Topic}"/>                
            </DataGrid.Columns>
        </DataGrid>

        <Button Grid.Row="2" Content="View A Load Data"
                FontSize="50"
                Command="{Binding LoadDataCommand}"/>
    </Grid>

    
</UserControl>


//ViewAViewModel.cs
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WpfApp4.Models;
using WpfApp4.Services;

namespace WpfApp4.ViewModels
{
    public class ViewAViewModel:BindableBase
    {
        IIdService idService;
        IISBNService isbnService;
        public ViewAViewModel(IIdService idServiceValue,IISBNService isbnServiceValue)
        {
            idService = idServiceValue;
            isbnService = isbnServiceValue;
            ViewAMsg = $"View A:{DateTime.Now.ToString("yyyy-MM-dd:HH-mm-ss")}";
            LoadDataCommand = new DelegateCommand(LoadDataCommandExecuted);
            InitTimer();
        }

        private void InitTimer()
        {
            System.Timers.Timer tmr= new System.Timers.Timer();
            tmr.Interval = 1000;
            tmr.Elapsed += Tmr_Elapsed;
            tmr.Start();
        }

        private void Tmr_Elapsed(object? sender, System.Timers.ElapsedEventArgs e)
        {
            ViewAMsg = $"View A:{DateTime.Now.ToString("yyyy-MM-dd:HH-mm-ss")}";
        }

        private void LoadDataCommandExecuted()
        {
            BooksCollection = new ObservableCollection<Book>();
            for(int i = 1; i < 1001; i++)
            {
                BooksCollection.Add(new Book()
                {
                    Id = idService.GetID(),
                    Name = $"Name_{i}",
                    ISBN=isbnService.GetISBN(),
                    Title=$"Title_{i}",
                    Topic=$"Topic_{i}"
                });
            }
        }

        public DelegateCommand LoadDataCommand { get; set; }

        private string viewAMsg;
        public string ViewAMsg
        {
            get
            {
                return viewAMsg; 
            }
            set
            {
                SetProperty(ref viewAMsg, value);
            }
        }

        private ObservableCollection<Book> booksCollection;
        public ObservableCollection<Book> BooksCollection
        {
            get
            {
                return booksCollection;
            }
            set
            {
                SetProperty(ref booksCollection, value);
            }
        }
    } 
}


//ViewB.xaml
<UserControl x:Class="WpfApp4.Views.ViewB"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:WpfApp4.Views"
             mc:Ignorable="d" 
             xmlns:prism="http://prismlibrary.com/"
             prism:ViewModelLocator.AutoWireViewModel="True"
             VerticalAlignment="Stretch"
             HorizontalAlignment="Stretch">
    <UserControl.Background>
        <ImageBrush ImageSource="/Images/2.jpg"/>
    </UserControl.Background>
    <Grid>
        <TextBlock Text="{Binding ViewBMsg,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}">
            <TextBlock.Style>
                <Style TargetType="TextBlock">
                    <Setter Property="FontSize" Value="50"/>
                    <Setter Property="Foreground" Value="Black"/>
                    <Style.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter Property="Foreground" Value="Red"/>
                        </Trigger>
                    </Style.Triggers>
                </Style>
            </TextBlock.Style>
        </TextBlock>
    </Grid>
</UserControl>


//ViewBViewModel.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WpfApp4.ViewModels
{
    public class ViewBViewModel : BindableBase
    {
        public ViewBViewModel()
        {
            ViewBMsg = $"View B:{DateTime.Now.ToString("yyyy-MM-dd:HH-mm-ss")}";
            InitTimers();
        }

        private void InitTimers()
        {
            System.Timers.Timer tmr = new System.Timers.Timer();
            tmr.Elapsed += Tmr_Elapsed;
            tmr.Interval = 1000;
            tmr.Start();
        }

        private void Tmr_Elapsed(object? sender, System.Timers.ElapsedEventArgs e)
        {
            ViewBMsg = $"View B:{DateTime.Now.ToString("yyyy-MM-dd:HH-mm-ss")}";
        }

        private string viewBMsg;
        public string ViewBMsg
        {
            get
            {
                return viewBMsg;
            }
            set
            {
                SetProperty(ref viewBMsg, value);
            }
        }
    }
}


//IDService.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WpfApp4.Services
{

    public interface IIdService
    {
        int GetID();
    }
    public class IdService : IIdService
    {
        int id = 0;

        public int GetID()
        {
            return Interlocked.Increment(ref id);
        }
    }
}

//ISBNService.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WpfApp4.Services
{
    public interface IISBNService
    {
        string GetISBN();
    }

    public class ISBNService : IISBNService
    {
        int idx = 0;
        public string GetISBN()
        {
             return $"ISBN_{Interlocked.Increment(ref idx)}_{Guid.NewGuid():N}";
        }
    }
}