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WPF Prism

news 2026/5/12 1:27:13

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

//App.xaml
<prism:PrismApplication x:Class="WpfApp37.App"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:local="clr-namespace:WpfApp37"xmlns:prism="http://prismlibrary.com/"><Application.Resources></Application.Resources>
</prism:PrismApplication>//App.xaml.cs
using System.Configuration;
using System.Data;
using System.Windows;
using Prism.DryIoc;
using Prism.Ioc;
using WpfApp37.ViewModels;
using WpfApp37.Views;namespace WpfApp37
{/// <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.RegisterForNavigation<ViewA, ViewAViewModel>("ViewA");containerRegistry.RegisterForNavigation<ViewB, ViewBViewModel>("ViewB");containerRegistry.RegisterForNavigation<MainWindow, MainWindowViewModel>("MainWindow");containerRegistry.RegisterDialog<MessageBoxView, MessageBoxViewModel>("MessageBoxView");}protected override void ConfigureRegionAdapterMappings(RegionAdapterMappings regionAdapterMappings){base.ConfigureRegionAdapterMappings(regionAdapterMappings);}protected override void OnInitialized(){base.OnInitialized();var regionManager=Container.Resolve<IRegionManager>();regionManager.RequestNavigate("MainRegion", "ViewA");}protected override void OnStartup(StartupEventArgs e){base.OnStartup(e);}}}

//ViewA.xaml
<UserControl x:Class="WpfApp37.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:local="clr-namespace:WpfApp37.Views"mc:Ignorable="d"  xmlns:prism="http://prismlibrary.com/"prism:ViewModelLocator.AutoWireViewModel="True"VerticalAlignment="Stretch"HorizontalAlignment="Stretch"><Grid Margin="20"><StackPanel><TextBlock Text="{Binding Message}"FontSize="50"FontWeight="Bold"Foreground="Blue"/><Button Content="Click Me!"Command="{Binding ClickCommand}"Margin="0,10,0,0"Padding="10"/><TextBlock Text="{Binding ClickCount}"FontSize="50"Margin="0,10,0,0"/></StackPanel>            </Grid>
</UserControl>//ViewA.xaml.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;namespace WpfApp37.Views
{/// <summary>/// Interaction logic for ViewA.xaml/// </summary>public partial class ViewA : UserControl{public ViewA(){InitializeComponent();}}
}//using System;
using System.Collections.Generic;
using System.Text;namespace WpfApp37.ViewModels
{public class ViewAViewModel: ViewModelBase{private int clickCount;public int ClickCount{get{return clickCount;}set{SetProperty(ref clickCount, value);}}private string message = "Welcome to View A!";public string Message{get{return message;}set{SetProperty(ref message, value);}}public DelegateCommand ClickCommand { get; set; }public ViewAViewModel(){Title="View A";ClickCommand=new DelegateCommand(ClickCommandExecuted);}private void ClickCommandExecuted(){ClickCount++;Message=$"Button clicked {ClickCount} times";}}
}

//ViewB.xaml
<UserControl x:Class="WpfApp37.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:WpfApp37.Views"mc:Ignorable="d"VerticalAlignment="Stretch"HorizontalAlignment="Stretch"xmlns:prism="http://prismlibrary.com/"prism:ViewModelLocator.AutoWireViewModel="True"><Grid Margin="20"><Grid.RowDefinitions><RowDefinition Height="60"/><RowDefinition Height="*"/><RowDefinition Height="80"/></Grid.RowDefinitions><TextBlock Text="View B -Data Display"Grid.Row="0"FontSize="50"FontWeight="Bold"/><DataGrid  Grid.Row="1"ItemsSource="{Binding Items,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}"AutoGenerateColumns="False"FontSize="30"Margin="0,10,0,0"VerticalAlignment="Stretch"><DataGrid.Columns><DataGridTextColumn Header="Id" Binding="{Binding Id}"/><DataGridTextColumn Header="Name" Binding="{Binding Name}"/><DataGridTextColumn Header="ISBN" Binding="{Binding ISBN}"/><DataGridTextColumn Header="Author" Binding="{Binding Author}"/></DataGrid.Columns></DataGrid><Button Grid.Row="2"FontSize="50"Content="Load Data"Command="{Binding LoadDataCommand}"/></Grid>
</UserControl>//ViewB.xaml.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;namespace WpfApp37.Views
{/// <summary>/// Interaction logic for ViewB.xaml/// </summary>public partial class ViewB : UserControl{public ViewB(){InitializeComponent();}}
}//ViewBViewModel.cs
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Text;
using WpfApp37.Models;namespace WpfApp37.ViewModels
{public class ViewBViewModel:ViewModelBase{private ObservableCollection<Book> items;public ObservableCollection<Book> Items{get{return items;}set{SetProperty(ref items, value);}}public DelegateCommand LoadDataCommand { get; set; }public ViewBViewModel(){Title="View B";Items=new ObservableCollection<Book>();LoadDataCommand=new DelegateCommand(LoadDataCommandExecuted);}private void LoadDataCommandExecuted(){Items.Clear();for(int i = 1; i<1001; i++){Items.Add(new Book(){Id=i,Name=$"Name_{i}",ISBN=$"ISBN_{i}_{Guid.NewGuid()}",Author=$"Author_{i}_{Guid.NewGuid()}"});}}}
}//mainView.xaml
<Window x:Class="WpfApp37.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:WpfApp37"mc:Ignorable="d"WindowState="Maximized"Title="{Binding MainTitle}" Height="450" Width="800"xmlns:prism="http://prismlibrary.com/"prism:ViewModelLocator.AutoWireViewModel="True"><Grid><Grid.RowDefinitions><RowDefinition Height="100"/><RowDefinition Height="100"/><RowDefinition Height="*"/></Grid.RowDefinitions><!--Header--><StackPanel Grid.Row="0"Orientation="Horizontal"Background="LightBlue"><TextBlock Text="{Binding Title}" FontSize="50" FontWeight="Bold"/><TextBlock Text="Prism DryIOC Application" Margin="10,0,0,0"/></StackPanel><!--Navigation Menu--><StackPanel Grid.Row="1" Orientation="Horizontal" Margin="10"><Button Content="View A" Command="{Binding NavigateCommand}"CommandParameter="ViewA"Margin="5" Padding="10"/><Button Content="View B" Command="{Binding NavigateCommand}"CommandParameter="ViewB"Margin="5" Padding="10"/><Button Content="Show Dialog" Command="{Binding ShowDialogCommand}"Margin="5" Padding="10"/></StackPanel><!--Content Region--><!--<Border Grid.Row="2" Margin="10" BorderBrush="DarkGray" BorderThickness="1"Background="LightGray">--><!-- Remove this background later --><!--<ContentControlprism:RegionManager.RegionName="MainRegion"VerticalAlignment="Stretch"HorizontalAlignment="Stretch"/></Border>--><ContentControl Grid.Row="2"prism:RegionManager.RegionName="MainRegion"VerticalAlignment="Stretch"HorizontalAlignment="Stretch"/></Grid>
</Window>//MainViewModel
<Window x:Class="WpfApp37.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:WpfApp37"mc:Ignorable="d"WindowState="Maximized"Title="{Binding MainTitle}" Height="450" Width="800"xmlns:prism="http://prismlibrary.com/"prism:ViewModelLocator.AutoWireViewModel="True"><Grid><Grid.RowDefinitions><RowDefinition Height="100"/><RowDefinition Height="100"/><RowDefinition Height="*"/></Grid.RowDefinitions><!--Header--><StackPanel Grid.Row="0"Orientation="Horizontal"Background="LightBlue"><TextBlock Text="{Binding Title}" FontSize="50" FontWeight="Bold"/><TextBlock Text="Prism DryIOC Application" Margin="10,0,0,0"/></StackPanel><!--Navigation Menu--><StackPanel Grid.Row="1" Orientation="Horizontal" Margin="10"><Button Content="View A" Command="{Binding NavigateCommand}"CommandParameter="ViewA"Margin="5" Padding="10"/><Button Content="View B" Command="{Binding NavigateCommand}"CommandParameter="ViewB"Margin="5" Padding="10"/><Button Content="Show Dialog" Command="{Binding ShowDialogCommand}"Margin="5" Padding="10"/></StackPanel><!--Content Region--><!--<Border Grid.Row="2" Margin="10" BorderBrush="DarkGray" BorderThickness="1"Background="LightGray">--><!-- Remove this background later --><!--<ContentControlprism:RegionManager.RegionName="MainRegion"VerticalAlignment="Stretch"HorizontalAlignment="Stretch"/></Border>--><ContentControl Grid.Row="2"prism:RegionManager.RegionName="MainRegion"VerticalAlignment="Stretch"HorizontalAlignment="Stretch"/></Grid>
</Window>//ViewModelBase.cs
using System;
using System.Collections.Generic;
using System.Text;
using Prism.Mvvm;
using Prism.Commands;
using System.ComponentModel;
using System.Runtime.CompilerServices;namespace WpfApp37.ViewModels
{public class ViewModelBase :BindableBase{private string title = "Prism Application";public string Title{get{return title;}set{SetProperty(ref title, value);}}private bool isBusy;public bool IsBusy{get{return isBusy;}set{SetProperty(ref isBusy, value);}}}
}//book.cs
using System;
using System.Collections.Generic;
using System.Text;namespace WpfApp37.Models
{public class Book{public int Id { get;set; }public string Name { get;set; }public string ISBN { get;set; }public string Author { get; set; }}
}