WPF DataTemplate DataType
//xaml <Window x:Class="WpfApp77.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:WpfApp77" mc:Ignorable="d" Title="MainWindow" Height="450" Width="800"> <Window.Resources> <DataTemplate DataType="{x:Type local:Person}"> <Border BorderBrush="Green" BorderThickness="5"> <StackPanel Margin="4"> <TextBlock Foreground="Red" FontSize="20" Text="{Binding Name}" TextAlignment="Center"/> <TextBlock FontSize="16" Text="{Binding Age}" TextAlignment="Right"/> </StackPanel> </Border> </DataTemplate> <DataTemplate DataType="{x:Type local:Employee}"> <Border BorderBrush="Black" BorderThickness="1"> <StackPanel Margin="4" Orientation="Horizontal"> <TextBlock Foreground="Blue" FontSize="20" Text="{Binding Name}" TextAlignment="Center"/> <TextBlock Foreground="Red" FontSize="16" Text="{Binding Department}" Margin="20,0,0,0" VerticalAlignment="Center"/> </StackPanel> </Border> </DataTemplate> </Window.Resources> <Grid> <Grid.RowDefinitions> <RowDefinition Height="Auto"/> <RowDefinition/> </Grid.RowDefinitions> <!--<Button Content="{Binding}" ContentTemplate="{StaticResource ResourceKey=personTemplate}" />--> <ListBox Grid.Row="1" x:Name="_lbx" HorizontalContentAlignment="Stretch" ItemsSource="{Binding}"/> </Grid> </Window> //cs using System; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Linq; using System.Text; using System.Threading.Tasks; 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 WpfApp77 { /// <summary> /// Interaction logic for MainWindow.xaml /// </summary> public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); DataContext = new Person { Age = 10, Name = "Fred" }; InitLbx(); } private void InitLbx() { ObservableCollection<Person> personsCollection = new ObservableCollection<Person> { new Person { Name="Bart",Age=10}, new Employee { Name="Homer",Age=45,Department="CS"}, new Person {Name="Marge",Age=35}, new Employee{Name="Lisa",Age=12,Department="Math"}, new Person{Name="Maggie",Age=1} }; DataContext=personsCollection; } } public class Employee : Person { public string Department { get; set; } } public class Person { public string Name { get; set; } public int Age { get; set; } } }
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