mirror of
https://github.com/PacktPublishing/Learn-WinUI-3-Second-Edition.git
synced 2026-06-20 12:23:09 +00:00
Add completed solution for chapter 3
This commit is contained in:
Alvin Ashcraft
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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.5.33530.505
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "MyMediaCollection", "MyMediaCollection\MyMediaCollection.csproj", "{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|ARM64 = Debug|ARM64
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Debug|x64 = Debug|x64
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Debug|x86 = Debug|x86
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Release|ARM64 = Release|ARM64
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Release|x64 = Release|x64
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Release|x86 = Release|x86
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Debug|ARM64.ActiveCfg = Debug|ARM64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Debug|ARM64.Build.0 = Debug|ARM64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Debug|ARM64.Deploy.0 = Debug|ARM64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Debug|x64.ActiveCfg = Debug|x64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Debug|x64.Build.0 = Debug|x64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Debug|x64.Deploy.0 = Debug|x64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Debug|x86.ActiveCfg = Debug|x86
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Debug|x86.Build.0 = Debug|x86
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Debug|x86.Deploy.0 = Debug|x86
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Release|ARM64.ActiveCfg = Release|ARM64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Release|ARM64.Build.0 = Release|ARM64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Release|ARM64.Deploy.0 = Release|ARM64
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||||||
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Release|x64.ActiveCfg = Release|x64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Release|x64.Build.0 = Release|x64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Release|x64.Deploy.0 = Release|x64
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Release|x86.ActiveCfg = Release|x86
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Release|x86.Build.0 = Release|x86
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{972D5C0D-86E6-4A2F-A6FD-8D4FE3380707}.Release|x86.Deploy.0 = Release|x86
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {C9277197-C949-4948-80CD-0A685EE6DCBB}
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EndGlobalSection
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EndGlobal
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<!-- Copyright (c) Microsoft Corporation and Contributors. -->
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<!-- Licensed under the MIT License. -->
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<Application
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x:Class="MyMediaCollection.App"
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:local="using:MyMediaCollection">
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<Application.Resources>
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<ResourceDictionary>
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<ResourceDictionary.MergedDictionaries>
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<XamlControlsResources xmlns="using:Microsoft.UI.Xaml.Controls" />
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<!-- Other merged dictionaries here -->
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</ResourceDictionary.MergedDictionaries>
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<!-- Other app resources here -->
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</ResourceDictionary>
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</Application.Resources>
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</Application>
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using Microsoft.UI.Xaml;
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using MyMediaCollection.ViewModels;
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namespace MyMediaCollection
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{
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/// <summary>
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/// Provides application-specific behavior to supplement the default Application class.
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/// </summary>
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public partial class App : Application
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{
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/// <summary>
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/// Initializes the singleton application object. This is the first line of authored code
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/// executed, and as such is the logical equivalent of main() or WinMain().
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/// </summary>
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public App()
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{
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this.InitializeComponent();
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}
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public static MainViewModel ViewModel { get; } = new MainViewModel();
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/// <summary>
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/// Invoked when the application is launched.
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/// </summary>
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/// <param name="args">Details about the launch request and process.</param>
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protected override void OnLaunched(Microsoft.UI.Xaml.LaunchActivatedEventArgs args)
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{
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m_window = new MainWindow();
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m_window.Activate();
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}
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private Window m_window;
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}
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}
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namespace MyMediaCollection.Enums
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{
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public enum ItemType
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{
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Music,
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Video,
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Book
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}
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}
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namespace MyMediaCollection.Enums
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{
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public enum LocationType
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{
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InCollection,
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Loaned
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}
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}
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<!-- Copyright (c) Microsoft Corporation and Contributors. -->
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<!-- Licensed under the MIT License. -->
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<Window
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x:Class="MyMediaCollection.MainWindow"
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:local="using:MyMediaCollection"
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:model="using:MyMediaCollection.Model"
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mc:Ignorable="d">
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition Height="Auto"/>
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<RowDefinition Height="*"/>
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<RowDefinition Height="Auto"/>
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</Grid.RowDefinitions>
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<Grid>
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<Grid.ColumnDefinitions>
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<ColumnDefinition Width="*"/>
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<ColumnDefinition Width="Auto"/>
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</Grid.ColumnDefinitions>
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<TextBlock Text="Media Collection" Margin="4" FontWeight="Bold" VerticalAlignment="Center"/>
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<StackPanel Grid.Column="1" Orientation="Horizontal" HorizontalAlignment="Right">
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<TextBlock Text="Media Type:" Margin="4" FontWeight="Bold" VerticalAlignment="Center"/>
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<ComboBox ItemsSource="{x:Bind ViewModel.Mediums}" SelectedItem="{x:Bind ViewModel.SelectedMedium, Mode=TwoWay}" MinWidth="120" Margin="0,2,6,4"/>
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</StackPanel>
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</Grid>
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<ListView Grid.Row="1" ItemsSource="{x:Bind ViewModel.Items}" SelectedItem="{x:Bind ViewModel.SelectedMediaItem, Mode=TwoWay}">
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<ListView.HeaderTemplate>
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<DataTemplate>
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<Grid>
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<Grid.ColumnDefinitions>
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<ColumnDefinition Width="100"/>
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<ColumnDefinition Width="*"/>
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</Grid.ColumnDefinitions>
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<Border BorderBrush="BlueViolet" BorderThickness="0,0,0,1">
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<TextBlock Text="Medium" Margin="5,0,0,0" FontWeight="Bold"/>
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</Border>
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<Border Grid.Column="1" BorderBrush="BlueViolet" BorderThickness="0,0,0,1">
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<TextBlock Text="Title" Margin="5,0,0,0" FontWeight="Bold"/>
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</Border>
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</Grid>
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</DataTemplate>
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</ListView.HeaderTemplate>
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<ListView.ItemTemplate>
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<DataTemplate x:DataType="model:MediaItem">
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<Grid>
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<Grid.ColumnDefinitions>
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<ColumnDefinition Width="100"/>
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<ColumnDefinition Width="*"/>
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</Grid.ColumnDefinitions>
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<TextBlock Text="{x:Bind Path=MediumInfo.Name, Mode=TwoWay}"/>
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<TextBlock Grid.Column="1" Text="{x:Bind Path=Name}"/>
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</Grid>
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</DataTemplate>
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</ListView.ItemTemplate>
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</ListView>
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<StackPanel Grid.Row="2"
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HorizontalAlignment="Right"
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Orientation="Horizontal">
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<Button Command="{x:Bind ViewModel.AddEditCommand}"
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Content="Add Item"
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Margin="8,8,0,8"/>
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<Button Command="{x:Bind ViewModel.DeleteCommand}"
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Content="Delete Item"
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Margin="8"/>
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</StackPanel>
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</Grid>
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</Window>
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using Microsoft.UI.Xaml;
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using MyMediaCollection.ViewModels;
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namespace MyMediaCollection
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{
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/// <summary>
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/// An empty window that can be used on its own or navigated to within a Frame.
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/// </summary>
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public sealed partial class MainWindow : Window
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{
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public MainWindow()
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{
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this.InitializeComponent();
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}
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public MainViewModel ViewModel => App.ViewModel;
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}
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}
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using MyMediaCollection.Enums;
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namespace MyMediaCollection.Model
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{
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public class MediaItem
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{
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public int Id { get; set; }
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public string Name { get; set; }
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public ItemType MediaType { get; set; }
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public Medium MediumInfo { get; set; }
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public LocationType Location { get; set; }
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}
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}
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using MyMediaCollection.Enums;
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namespace MyMediaCollection.Model
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{
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public class Medium
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{
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public int Id { get; set; }
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public string Name { get; set; }
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public ItemType MediaType { get; set; }
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}
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}
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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>WinExe</OutputType>
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<TargetFramework>net6.0-windows10.0.19041.0</TargetFramework>
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<TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
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<RootNamespace>MyMediaCollection</RootNamespace>
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<ApplicationManifest>app.manifest</ApplicationManifest>
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<Platforms>x86;x64;ARM64</Platforms>
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<RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
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<PublishProfile>win10-$(Platform).pubxml</PublishProfile>
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<UseWinUI>true</UseWinUI>
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<EnableMsixTooling>true</EnableMsixTooling>
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</PropertyGroup>
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<ItemGroup>
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<Content Include="Assets\SplashScreen.scale-200.png" />
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<Content Include="Assets\LockScreenLogo.scale-200.png" />
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<Content Include="Assets\Square150x150Logo.scale-200.png" />
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<Content Include="Assets\Square44x44Logo.scale-200.png" />
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<Content Include="Assets\Square44x44Logo.targetsize-24_altform-unplated.png" />
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<Content Include="Assets\StoreLogo.png" />
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<Content Include="Assets\Wide310x150Logo.scale-200.png" />
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</ItemGroup>
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<ItemGroup>
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||||||
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<PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.0" />
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<PackageReference Include="Microsoft.WindowsAppSDK" Version="1.2.221109.1" />
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<PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.755" />
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<Manifest Include="$(ApplicationManifest)" />
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</ItemGroup>
|
||||||
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||||||
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<!--
|
||||||
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Defining the "Msix" ProjectCapability here allows the Single-project MSIX Packaging
|
||||||
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Tools extension to be activated for this project even if the Windows App SDK Nuget
|
||||||
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package has not yet been restored.
|
||||||
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-->
|
||||||
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<ItemGroup Condition="'$(DisableMsixProjectCapabilityAddedByProject)'!='true' and '$(EnableMsixTooling)'=='true'">
|
||||||
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<ProjectCapability Include="Msix" />
|
||||||
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</ItemGroup>
|
||||||
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|
||||||
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<!--
|
||||||
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Defining the "HasPackageAndPublishMenuAddedByProject" property here allows the Solution
|
||||||
|
Explorer "Package and Publish" context menu entry to be enabled for this project even if
|
||||||
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the Windows App SDK Nuget package has not yet been restored.
|
||||||
|
-->
|
||||||
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<PropertyGroup Condition="'$(DisableHasPackageAndPublishMenuAddedByProject)'!='true' and '$(EnableMsixTooling)'=='true'">
|
||||||
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<HasPackageAndPublishMenu>true</HasPackageAndPublishMenu>
|
||||||
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</PropertyGroup>
|
||||||
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</Project>
|
||||||
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|||||||
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<?xml version="1.0" encoding="utf-8"?>
|
||||||
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|
||||||
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<Package
|
||||||
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xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
|
||||||
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xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
|
||||||
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xmlns:rescap="http://schemas.microsoft.com/appx/manifest/foundation/windows10/restrictedcapabilities"
|
||||||
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IgnorableNamespaces="uap rescap">
|
||||||
|
|
||||||
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<Identity
|
||||||
|
Name="9457558b-77d0-43f9-b1e4-e6aa9aba05d6"
|
||||||
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Publisher="CN=alash"
|
||||||
|
Version="1.0.0.0" />
|
||||||
|
|
||||||
|
<Properties>
|
||||||
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<DisplayName>MyMediaCollection</DisplayName>
|
||||||
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<PublisherDisplayName>alash</PublisherDisplayName>
|
||||||
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<Logo>Assets\StoreLogo.png</Logo>
|
||||||
|
</Properties>
|
||||||
|
|
||||||
|
<Dependencies>
|
||||||
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<TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.17763.0" MaxVersionTested="10.0.19041.0" />
|
||||||
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<TargetDeviceFamily Name="Windows.Desktop" MinVersion="10.0.17763.0" MaxVersionTested="10.0.19041.0" />
|
||||||
|
</Dependencies>
|
||||||
|
|
||||||
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<Resources>
|
||||||
|
<Resource Language="x-generate"/>
|
||||||
|
</Resources>
|
||||||
|
|
||||||
|
<Applications>
|
||||||
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<Application Id="App"
|
||||||
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Executable="$targetnametoken$.exe"
|
||||||
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EntryPoint="$targetentrypoint$">
|
||||||
|
<uap:VisualElements
|
||||||
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DisplayName="MyMediaCollection"
|
||||||
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Description="MyMediaCollection"
|
||||||
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BackgroundColor="transparent"
|
||||||
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Square150x150Logo="Assets\Square150x150Logo.png"
|
||||||
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Square44x44Logo="Assets\Square44x44Logo.png">
|
||||||
|
<uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png" />
|
||||||
|
<uap:SplashScreen Image="Assets\SplashScreen.png" />
|
||||||
|
</uap:VisualElements>
|
||||||
|
</Application>
|
||||||
|
</Applications>
|
||||||
|
|
||||||
|
<Capabilities>
|
||||||
|
<rescap:Capability Name="runFullTrust" />
|
||||||
|
</Capabilities>
|
||||||
|
</Package>
|
||||||
@@ -0,0 +1,10 @@
|
|||||||
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{
|
||||||
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"profiles": {
|
||||||
|
"MyMediaCollection (Package)": {
|
||||||
|
"commandName": "MsixPackage"
|
||||||
|
},
|
||||||
|
"MyMediaCollection (Unpackaged)": {
|
||||||
|
"commandName": "Project"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,28 @@
|
|||||||
|
using System.ComponentModel;
|
||||||
|
using System.Runtime.CompilerServices;
|
||||||
|
|
||||||
|
namespace MyMediaCollection.ViewModels
|
||||||
|
{
|
||||||
|
public class BindableBase : INotifyPropertyChanged
|
||||||
|
{
|
||||||
|
public event PropertyChangedEventHandler PropertyChanged;
|
||||||
|
|
||||||
|
protected void OnPropertyChanged([CallerMemberName] string propertyName = null)
|
||||||
|
{
|
||||||
|
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
|
||||||
|
}
|
||||||
|
|
||||||
|
protected bool SetProperty<T>(ref T originalValue, T newValue, [CallerMemberName] string propertyName = null)
|
||||||
|
{
|
||||||
|
if (Equals(originalValue, newValue))
|
||||||
|
{
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
originalValue = newValue;
|
||||||
|
OnPropertyChanged(propertyName);
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,123 @@
|
|||||||
|
using CommunityToolkit.Mvvm.ComponentModel;
|
||||||
|
using CommunityToolkit.Mvvm.Input;
|
||||||
|
using MyMediaCollection.Enums;
|
||||||
|
using MyMediaCollection.Model;
|
||||||
|
using System.Collections.Generic;
|
||||||
|
using System.Collections.ObjectModel;
|
||||||
|
using System.Windows.Input;
|
||||||
|
|
||||||
|
namespace MyMediaCollection.ViewModels
|
||||||
|
{
|
||||||
|
public partial class MainViewModel : ObservableObject
|
||||||
|
{
|
||||||
|
[ObservableProperty]
|
||||||
|
private string selectedMedium;
|
||||||
|
[ObservableProperty]
|
||||||
|
private ObservableCollection<MediaItem> items;
|
||||||
|
[ObservableProperty]
|
||||||
|
private IList<string> mediums;
|
||||||
|
|
||||||
|
[ObservableProperty]
|
||||||
|
[NotifyCanExecuteChangedFor(nameof(DeleteCommand))]
|
||||||
|
private MediaItem selectedMediaItem;
|
||||||
|
|
||||||
|
private ObservableCollection<MediaItem> allItems;
|
||||||
|
private int additionalItemCount = 1;
|
||||||
|
|
||||||
|
public MainViewModel()
|
||||||
|
{
|
||||||
|
PopulateData();
|
||||||
|
}
|
||||||
|
|
||||||
|
public void PopulateData()
|
||||||
|
{
|
||||||
|
var cd = new MediaItem
|
||||||
|
{
|
||||||
|
Id = 1,
|
||||||
|
Name = "Classical Favorites",
|
||||||
|
MediaType = ItemType.Music,
|
||||||
|
MediumInfo = new Medium { Id = 1, MediaType = ItemType.Music, Name = "CD" }
|
||||||
|
};
|
||||||
|
|
||||||
|
var book = new MediaItem
|
||||||
|
{
|
||||||
|
Id = 2,
|
||||||
|
Name = "Classic Fairy Tales",
|
||||||
|
MediaType = ItemType.Book,
|
||||||
|
MediumInfo = new Medium { Id = 2, MediaType = ItemType.Book, Name = "Book" }
|
||||||
|
};
|
||||||
|
|
||||||
|
var bluRay = new MediaItem
|
||||||
|
{
|
||||||
|
Id = 3,
|
||||||
|
Name = "The Mummy",
|
||||||
|
MediaType = ItemType.Video,
|
||||||
|
MediumInfo = new Medium { Id = 3, MediaType = ItemType.Video, Name = "Blu Ray" }
|
||||||
|
};
|
||||||
|
|
||||||
|
Items = new ObservableCollection<MediaItem>
|
||||||
|
{
|
||||||
|
cd,
|
||||||
|
book,
|
||||||
|
bluRay
|
||||||
|
};
|
||||||
|
|
||||||
|
allItems = new ObservableCollection<MediaItem>(Items);
|
||||||
|
|
||||||
|
Mediums = new List<string>
|
||||||
|
{
|
||||||
|
"All",
|
||||||
|
nameof(ItemType.Book),
|
||||||
|
nameof(ItemType.Music),
|
||||||
|
nameof(ItemType.Video)
|
||||||
|
};
|
||||||
|
|
||||||
|
SelectedMedium = Mediums[0];
|
||||||
|
}
|
||||||
|
|
||||||
|
partial void OnSelectedMediumChanged(string value)
|
||||||
|
{
|
||||||
|
Items.Clear();
|
||||||
|
|
||||||
|
foreach (var item in allItems)
|
||||||
|
{
|
||||||
|
if (string.IsNullOrWhiteSpace(value) ||
|
||||||
|
value == "All" ||
|
||||||
|
value == item.MediaType.ToString())
|
||||||
|
{
|
||||||
|
Items.Add(item);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
[RelayCommand]
|
||||||
|
public void AddEdit()
|
||||||
|
{
|
||||||
|
// Note this is temporary until
|
||||||
|
// we use a real data source for items.
|
||||||
|
const int startingItemCount = 3;
|
||||||
|
|
||||||
|
var newItem = new MediaItem
|
||||||
|
{
|
||||||
|
Id = startingItemCount + additionalItemCount,
|
||||||
|
Location = LocationType.InCollection,
|
||||||
|
MediaType = ItemType.Music,
|
||||||
|
MediumInfo = new Medium { Id = 1, MediaType = ItemType.Music, Name = "CD" },
|
||||||
|
Name = $"CD {additionalItemCount}"
|
||||||
|
};
|
||||||
|
|
||||||
|
allItems.Add(newItem);
|
||||||
|
Items.Add(newItem);
|
||||||
|
additionalItemCount++;
|
||||||
|
}
|
||||||
|
|
||||||
|
[RelayCommand(CanExecute = nameof(CanDeleteItem))]
|
||||||
|
public void Delete()
|
||||||
|
{
|
||||||
|
allItems.Remove(SelectedMediaItem);
|
||||||
|
Items.Remove(SelectedMediaItem);
|
||||||
|
}
|
||||||
|
|
||||||
|
private bool CanDeleteItem() => SelectedMediaItem != null;
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,148 @@
|
|||||||
|
using MyMediaCollection.Enums;
|
||||||
|
using MyMediaCollection.Model;
|
||||||
|
using System.Collections.Generic;
|
||||||
|
|
||||||
|
namespace MyMediaCollection.ViewModels
|
||||||
|
{
|
||||||
|
public class MainViewModel : BindableBase
|
||||||
|
{
|
||||||
|
private string selectedMedium;
|
||||||
|
private ObservableCollection<MediaItem> items;
|
||||||
|
private ObservableCollection<MediaItem> allItems;
|
||||||
|
private IList<string> mediums;
|
||||||
|
private MediaItem selectedMediaItem;
|
||||||
|
private int additionalItemCount = 1;
|
||||||
|
|
||||||
|
public MainViewModel()
|
||||||
|
{
|
||||||
|
PopulateData();
|
||||||
|
}
|
||||||
|
|
||||||
|
public void PopulateData()
|
||||||
|
{
|
||||||
|
var cd = new MediaItem
|
||||||
|
{
|
||||||
|
Id = 1,
|
||||||
|
Name = "Classical Favorites",
|
||||||
|
MediaType = ItemType.Music,
|
||||||
|
MediumInfo = new Medium { Id = 1, MediaType = ItemType.Music, Name = "CD" }
|
||||||
|
};
|
||||||
|
|
||||||
|
var book = new MediaItem
|
||||||
|
{
|
||||||
|
Id = 2,
|
||||||
|
Name = "Classic Fairy Tales",
|
||||||
|
MediaType = ItemType.Book,
|
||||||
|
MediumInfo = new Medium { Id = 2, MediaType = ItemType.Book, Name = "Book" }
|
||||||
|
};
|
||||||
|
|
||||||
|
var bluRay = new MediaItem
|
||||||
|
{
|
||||||
|
Id = 3,
|
||||||
|
Name = "The Mummy",
|
||||||
|
MediaType = ItemType.Video,
|
||||||
|
MediumInfo = new Medium { Id = 3, MediaType = ItemType.Video, Name = "Blu Ray" }
|
||||||
|
};
|
||||||
|
|
||||||
|
items = new ObservableCollection<MediaItem>
|
||||||
|
{
|
||||||
|
cd,
|
||||||
|
book,
|
||||||
|
bluRay
|
||||||
|
};
|
||||||
|
|
||||||
|
allItems = new ObservableCollection<MediaItem>(Items);
|
||||||
|
|
||||||
|
mediums = new List<string>
|
||||||
|
{
|
||||||
|
"All",
|
||||||
|
nameof(ItemType.Book),
|
||||||
|
nameof(ItemType.Music),
|
||||||
|
nameof(ItemType.Video)
|
||||||
|
};
|
||||||
|
|
||||||
|
selectedMedium = Mediums[0];
|
||||||
|
}
|
||||||
|
|
||||||
|
public ObservableCollection<MediaItem> Items
|
||||||
|
{
|
||||||
|
get
|
||||||
|
{
|
||||||
|
return items;
|
||||||
|
}
|
||||||
|
set
|
||||||
|
{
|
||||||
|
SetProperty(ref items, value);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public IList<string> Mediums
|
||||||
|
{
|
||||||
|
get
|
||||||
|
{
|
||||||
|
return mediums;
|
||||||
|
}
|
||||||
|
set
|
||||||
|
{
|
||||||
|
SetProperty(ref mediums, value);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public string SelectedMedium
|
||||||
|
{
|
||||||
|
get
|
||||||
|
{
|
||||||
|
return selectedMedium;
|
||||||
|
}
|
||||||
|
set
|
||||||
|
{
|
||||||
|
SetProperty(ref selectedMedium, value);
|
||||||
|
|
||||||
|
Items.Clear();
|
||||||
|
|
||||||
|
foreach (var item in allItems)
|
||||||
|
{
|
||||||
|
if (string.IsNullOrWhiteSpace(selectedMedium) ||
|
||||||
|
selectedMedium == "All" ||
|
||||||
|
selectedMedium == item.MediaType.ToString())
|
||||||
|
{
|
||||||
|
Items.Add(item);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public MediaItem SelectedMediaItem
|
||||||
|
{
|
||||||
|
get => selectedMediaItem;
|
||||||
|
set
|
||||||
|
{
|
||||||
|
SetProperty(ref selectedMediaItem, value);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public void AddOrEditItem()
|
||||||
|
{
|
||||||
|
// Note this is temporary until
|
||||||
|
// we use a real data source for items.
|
||||||
|
const int startingItemCount = 3;
|
||||||
|
|
||||||
|
var newItem = new MediaItem
|
||||||
|
{
|
||||||
|
Id = startingItemCount + additionalItemCount,
|
||||||
|
Location = LocationType.InCollection,
|
||||||
|
MediaType = ItemType.Music,
|
||||||
|
MediumInfo = new Medium { Id = 1, MediaType = ItemType.Music, Name = "CD" },
|
||||||
|
Name = $"CD {additionalItemCount}"
|
||||||
|
};
|
||||||
|
|
||||||
|
Items.Add(newItem);
|
||||||
|
additionalItemCount++;
|
||||||
|
}
|
||||||
|
|
||||||
|
public void DeleteItem()
|
||||||
|
{
|
||||||
|
Items.Remove(SelectedMediaItem);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,165 @@
|
|||||||
|
using MyMediaCollection.Enums;
|
||||||
|
using MyMediaCollection.Model;
|
||||||
|
using System.Collections.Generic;
|
||||||
|
using System.Collections.ObjectModel;
|
||||||
|
using System.Windows.Input;
|
||||||
|
|
||||||
|
namespace MyMediaCollection.ViewModels
|
||||||
|
{
|
||||||
|
public class MainViewModel : BindableBase
|
||||||
|
{
|
||||||
|
private string selectedMedium;
|
||||||
|
private ObservableCollection<MediaItem> items;
|
||||||
|
private ObservableCollection<MediaItem> allItems;
|
||||||
|
private IList<string> mediums;
|
||||||
|
private MediaItem selectedMediaItem;
|
||||||
|
private int additionalItemCount = 1;
|
||||||
|
|
||||||
|
public MainViewModel()
|
||||||
|
{
|
||||||
|
PopulateData();
|
||||||
|
|
||||||
|
DeleteCommand = new RelayCommand(DeleteItem, CanDeleteItem);
|
||||||
|
|
||||||
|
// No CanExecute param is needed for this command
|
||||||
|
// because you can always add or edit items.
|
||||||
|
AddEditCommand = new RelayCommand(AddOrEditItem);
|
||||||
|
}
|
||||||
|
|
||||||
|
public void PopulateData()
|
||||||
|
{
|
||||||
|
var cd = new MediaItem
|
||||||
|
{
|
||||||
|
Id = 1,
|
||||||
|
Name = "Classical Favorites",
|
||||||
|
MediaType = ItemType.Music,
|
||||||
|
MediumInfo = new Medium { Id = 1, MediaType = ItemType.Music, Name = "CD" }
|
||||||
|
};
|
||||||
|
|
||||||
|
var book = new MediaItem
|
||||||
|
{
|
||||||
|
Id = 2,
|
||||||
|
Name = "Classic Fairy Tales",
|
||||||
|
MediaType = ItemType.Book,
|
||||||
|
MediumInfo = new Medium { Id = 2, MediaType = ItemType.Book, Name = "Book" }
|
||||||
|
};
|
||||||
|
|
||||||
|
var bluRay = new MediaItem
|
||||||
|
{
|
||||||
|
Id = 3,
|
||||||
|
Name = "The Mummy",
|
||||||
|
MediaType = ItemType.Video,
|
||||||
|
MediumInfo = new Medium { Id = 3, MediaType = ItemType.Video, Name = "Blu Ray" }
|
||||||
|
};
|
||||||
|
|
||||||
|
items = new ObservableCollection<MediaItem>
|
||||||
|
{
|
||||||
|
cd,
|
||||||
|
book,
|
||||||
|
bluRay
|
||||||
|
};
|
||||||
|
|
||||||
|
allItems = new ObservableCollection<MediaItem>(Items);
|
||||||
|
|
||||||
|
mediums = new List<string>
|
||||||
|
{
|
||||||
|
"All",
|
||||||
|
nameof(ItemType.Book),
|
||||||
|
nameof(ItemType.Music),
|
||||||
|
nameof(ItemType.Video)
|
||||||
|
};
|
||||||
|
|
||||||
|
selectedMedium = Mediums[0];
|
||||||
|
}
|
||||||
|
|
||||||
|
public ObservableCollection<MediaItem> Items
|
||||||
|
{
|
||||||
|
get
|
||||||
|
{
|
||||||
|
return items;
|
||||||
|
}
|
||||||
|
set
|
||||||
|
{
|
||||||
|
SetProperty(ref items, value);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public IList<string> Mediums
|
||||||
|
{
|
||||||
|
get
|
||||||
|
{
|
||||||
|
return mediums;
|
||||||
|
}
|
||||||
|
set
|
||||||
|
{
|
||||||
|
SetProperty(ref mediums, value);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public string SelectedMedium
|
||||||
|
{
|
||||||
|
get
|
||||||
|
{
|
||||||
|
return selectedMedium;
|
||||||
|
}
|
||||||
|
set
|
||||||
|
{
|
||||||
|
SetProperty(ref selectedMedium, value);
|
||||||
|
|
||||||
|
Items.Clear();
|
||||||
|
|
||||||
|
foreach (var item in allItems)
|
||||||
|
{
|
||||||
|
if (string.IsNullOrWhiteSpace(selectedMedium) ||
|
||||||
|
selectedMedium == "All" ||
|
||||||
|
selectedMedium == item.MediaType.ToString())
|
||||||
|
{
|
||||||
|
Items.Add(item);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public MediaItem SelectedMediaItem
|
||||||
|
{
|
||||||
|
get => selectedMediaItem;
|
||||||
|
set
|
||||||
|
{
|
||||||
|
SetProperty(ref selectedMediaItem, value);
|
||||||
|
((RelayCommand)DeleteCommand).RaiseCanExecuteChanged();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public ICommand AddEditCommand { get; set; }
|
||||||
|
|
||||||
|
public void AddOrEditItem()
|
||||||
|
{
|
||||||
|
// Note this is temporary until
|
||||||
|
// we use a real data source for items.
|
||||||
|
const int startingItemCount = 3;
|
||||||
|
|
||||||
|
var newItem = new MediaItem
|
||||||
|
{
|
||||||
|
Id = startingItemCount + additionalItemCount,
|
||||||
|
Location = LocationType.InCollection,
|
||||||
|
MediaType = ItemType.Music,
|
||||||
|
MediumInfo = new Medium { Id = 1, MediaType = ItemType.Music, Name = "CD" },
|
||||||
|
Name = $"CD {additionalItemCount}"
|
||||||
|
};
|
||||||
|
|
||||||
|
allItems.Add(newItem);
|
||||||
|
Items.Add(newItem);
|
||||||
|
additionalItemCount++;
|
||||||
|
}
|
||||||
|
|
||||||
|
public ICommand DeleteCommand { get; set; }
|
||||||
|
|
||||||
|
public void DeleteItem()
|
||||||
|
{
|
||||||
|
allItems.Remove(SelectedMediaItem);
|
||||||
|
Items.Remove(SelectedMediaItem);
|
||||||
|
}
|
||||||
|
|
||||||
|
private bool CanDeleteItem() => selectedMediaItem != null;
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,33 @@
|
|||||||
|
using System;
|
||||||
|
using System.Windows.Input;
|
||||||
|
|
||||||
|
namespace MyMediaCollection.ViewModels
|
||||||
|
{
|
||||||
|
public class RelayCommand : ICommand
|
||||||
|
{
|
||||||
|
private readonly Action action;
|
||||||
|
private readonly Func<bool> canExecute;
|
||||||
|
|
||||||
|
public RelayCommand(Action action)
|
||||||
|
: this(action, null)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
public RelayCommand(Action action, Func<bool> canExecute)
|
||||||
|
{
|
||||||
|
if (action == null)
|
||||||
|
throw new ArgumentNullException(nameof(action));
|
||||||
|
|
||||||
|
this.action = action;
|
||||||
|
this.canExecute = canExecute;
|
||||||
|
}
|
||||||
|
|
||||||
|
public bool CanExecute(object parameter) => canExecute == null || canExecute();
|
||||||
|
|
||||||
|
public void Execute(object parameter) => action();
|
||||||
|
|
||||||
|
public event EventHandler CanExecuteChanged;
|
||||||
|
|
||||||
|
public void RaiseCanExecuteChanged() => CanExecuteChanged?.Invoke(this, EventArgs.Empty);
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,25 @@
|
|||||||
|
<?xml version="1.0" encoding="utf-8"?>
|
||||||
|
<assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
|
||||||
|
<assemblyIdentity version="1.0.0.0" name="MyMediaCollection.app"/>
|
||||||
|
|
||||||
|
<compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
|
||||||
|
<application>
|
||||||
|
<!--The ID below informs the system that this application is compatible with OS features first introduced in Windows 8.
|
||||||
|
For more info see https://docs.microsoft.com/windows/win32/sysinfo/targeting-your-application-at-windows-8-1
|
||||||
|
|
||||||
|
It is also necessary to support features in unpackaged applications, for example the custom titlebar implementation.-->
|
||||||
|
<supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}" />
|
||||||
|
</application>
|
||||||
|
</compatibility>
|
||||||
|
|
||||||
|
<application xmlns="urn:schemas-microsoft-com:asm.v3">
|
||||||
|
<windowsSettings>
|
||||||
|
<!-- The combination of below two tags have the following effect:
|
||||||
|
1) Per-Monitor for >= Windows 10 Anniversary Update
|
||||||
|
2) System < Windows 10 Anniversary Update
|
||||||
|
-->
|
||||||
|
<dpiAware xmlns="http://schemas.microsoft.com/SMI/2005/WindowsSettings">true/PM</dpiAware>
|
||||||
|
<dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">PerMonitorV2, PerMonitor</dpiAwareness>
|
||||||
|
</windowsSettings>
|
||||||
|
</application>
|
||||||
|
</assembly>
|
||||||
Reference in New Issue
Block a user