A cross-platform UI framework for .NET
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<Window x:Class="XamlTestApplication.MainWindow"
xmlns="https://github.com/avaloniaui"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:XamlTestApplication;assembly=XamlTestApplicationPcl"
xmlns:vm="clr-namespace:XamlTestApplication.ViewModels;assembly=XamlTestApplicationPcl"
Title="Avalonia Test Application" Width="800" Height="600">
<Grid RowDefinitions="Auto,*,Auto" ColumnDefinitions="*,*">
<Menu Grid.ColumnSpan="2">
<MenuItem Header="_File">
<MenuItem Header="_Open" Command="{Binding OpenFileCommand}" />
<MenuItem Header="_Open Folder" Command="{Binding OpenFolderCommand}" />
<MenuItem Header="_Hello">
<MenuItem Header="_Goodbye"/>
<Separator/>
<MenuItem Header="_World" />
</MenuItem>
<Separator Background="Red"/>
<MenuItem Header="_Test"/>
<Separator/>
<MenuItem Name="exitMenu" Header="_Exit"/>
</MenuItem>
</Menu>
<TabControl Grid.Row="1" Grid.ColumnSpan="2" Padding="5">
<TabControl.Transition>
<PageSlide Duration="0.25" />
</TabControl.Transition>
<TabItem Header="Buttons">
<ScrollViewer CanScrollHorizontally="False">
<StackPanel Margin="10" Gap="4">
<TextBlock Text="Button" FontWeight="Medium" FontSize="20" Foreground="#212121" />
<TextBlock Text="A button control" FontSize="13" Foreground="#727272" Margin="0,0,0,10" />
<Button Content="Button" Width="150" />
<Button Content="Button" Width="150" IsEnabled="False" />
<TextBlock Text="ToggleButton" Margin="0, 40, 0, 0" FontSize="20" Foreground="#212121" />
<TextBlock Text="A toggle button control" FontSize="13" Foreground="#727272" Margin="0,0,0,10" />
<ToggleButton Width="150" IsChecked="True" Content="On" />
<ToggleButton Width="150" IsChecked="False" Content="Off" />
</StackPanel>
</ScrollViewer>
</TabItem>
<TabItem Header="Text">
<StackPanel Margin="10" Gap="4">
<TextBlock Text="TextBlock with ContextMenu" FontWeight="Medium" FontSize="20" Foreground="#212121">
<TextBlock.ContextMenu>
<ContextMenu>
<MenuItem Header="Testing 1" />
<MenuItem Header="Testing 2" />
<MenuItem Header="Testing 3" />
<MenuItem Header="Testing 4">
<MenuItem Header="SubItem 1" />
<MenuItem Header="SubItem 2" />
<MenuItem Header="SubItem 3" />
<MenuItem Header="SubItem 4" />
</MenuItem>
</ContextMenu>
</TextBlock.ContextMenu>
</TextBlock>
<TextBlock Text="A control for displaying text."
FontSize="13"
Foreground="#727272"
Margin="0, 0, 0, 10" />
<TextBlock Text="Lorem ipsum dolor sit amet, consectetuer adipiscing elit." FontSize="11" />
<TextBlock Text="Lorem ipsum dolor sit amet, consectetuer adipiscing elit." FontSize="11"
FontWeight="Medium" />
<TextBlock Text="Lorem ipsum dolor sit amet, consectetuer adipiscing elit." FontSize="11"
FontWeight="Bold" />
<TextBlock Text="Lorem ipsum dolor sit amet, consectetuer adipiscing elit." FontSize="11"
FontStyle="Italic" />
<TextBlock Margin="0,40,0,0" Text="HtmlLabel" FontWeight="Medium" FontSize="20"
Foreground="#212121" />
<TextBlock Text="A label capable of displaying HTML content" FontSize="13" Foreground="#727272"
Margin="0, 0, 0, 10" />
</StackPanel>
</TabItem>
<TabItem Header="Input">
<ScrollViewer CanScrollHorizontally="False">
<StackPanel Margin="10" Gap="4">
<TextBlock Text="TextBlock" FontWeight="Medium" FontSize="20" Foreground="#212121" />
<TextBlock Text="A text box control"
FontSize="13"
Foreground="#727272"
Margin="0, 0, 0, 10" />
<TextBox Text="Lorem ipsum dolor sit amet, consectetur adipiscing elit." Width="200" />
<TextBox Width="200" Watermark="Watermark" />
<TextBox Width="200" Watermark="Floating Watermark" UseFloatingWatermark="True" />
<TextBox AcceptsReturn="True" TextWrapping="Wrap" Width="200" Height="150"
Text="Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus magna. Cras in mi at felis aliquet congue. Ut a est eget ligula molestie gravida. Curabitur massa. Donec eleifend, libero at sagittis mollis, tellus est malesuada tellus, at luctus turpis elit sit amet quam. Vivamus pretium ornare est." />
<TextBox Width="200" Text="Left aligned text" TextAlignment="Left" />
<TextBox Width="200" Text="Center aligned text" TextAlignment="Center" />
<TextBox Width="200" Text="Right aligned text" TextAlignment="Right" />
<TextBlock Margin="0, 40, 0, 0" Text="CheckBox" FontWeight="Medium" FontSize="20"
Foreground="#212121" />
<TextBlock Text="A check box control" FontSize="13" Foreground="#727272" Margin="0, 0, 0, 10" />
<CheckBox IsChecked="True" Margin="0, 0, 0, 5" Content="Checked" />
<CheckBox IsChecked="False" Content="Unchecked" />
<TextBlock Margin="0, 40, 0, 0" Text="RadioButton" FontWeight="Medium" FontSize="20"
Foreground="#212121" />
<TextBlock Text="A radio button control" FontSize="13" Foreground="#727272"
Margin="0, 0, 0, 10" />
<RadioButton IsChecked="True" Content="Option 1" />
<RadioButton IsChecked="False" Content="Option 2" />
<RadioButton IsChecked="False" Content="Option 3" />
</StackPanel>
</ScrollViewer>
</TabItem>
<TabItem Header="Images">
<StackPanel Margin="10" Gap="4" HorizontalAlignment="Center">
<TextBlock Text="Carousel" FontWeight="Medium" FontSize="20" Foreground="#212121" />
<TextBlock Text="An items control that displays its items as pages that fill the controls."
FontSize="13"
Foreground="#727272" Margin="0, 0, 0, 10" />
<StackPanel Name="carouselVisual" Orientation="Horizontal">
<Button VerticalAlignment="Center" Margin="5">
<Button.Content>
<Path Fill="Black"
Data="M20,11V13H8L13.5,18.5L12.08,19.92L4.16,12L12.08,4.08L13.5,5.5L8,11H20Z" />
</Button.Content>
</Button>
<Carousel Width="400" Height="400">
<Carousel.Transition>
<PageSlide Duration="0.25" />
</Carousel.Transition>
<Image Source="github_icon.png" Width="400" Height="400" />
<Image Source="pattern.jpg" Width="400" Height="400" />
</Carousel>
<Button VerticalAlignment="Center" Margin="5">
<Button.Content>
<Path Fill="Black"
Data="M4,11V13H16L10.5,18.5L11.92,19.92L19.84,12L11.92,4.08L10.5,5.5L16,11H4Z" />
</Button.Content>
</Button>
</StackPanel>
</StackPanel>
</TabItem>
<TabItem Header="Lists">
<StackPanel Orientation="Horizontal" VerticalAlignment="Center" HorizontalAlignment="Center">
<ListBox Items="{Binding Items}" SelectionMode="Multiple">
<ListBox.ItemTemplate>
<DataTemplate DataType="vm:TestItem">
<StackPanel>
<TextBlock Text="{Binding Header}" FontSize="24" />
<TextBlock Text="{Binding SubHeader}" />
</StackPanel>
</DataTemplate>
</ListBox.ItemTemplate>
</ListBox>
<DropDown VerticalAlignment="Center" SelectedIndex="0">
<StackPanel>
<TextBlock Text="Item 1" FontSize="24" />
<TextBlock Text="Item 1 Value" />
</StackPanel>
<StackPanel>
<TextBlock Text="Item 2" FontSize="24" />
<TextBlock Text="Item 2 Value" />
</StackPanel>
</DropDown>
<TreeView Items="{Binding Nodes}">
<TreeView.Styles>
<Style Selector="TreeViewItem">
<Setter Property="IsExpanded" Value="{Binding IsExpanded, Mode=TwoWay}"/>
</Style>
</TreeView.Styles>
<TreeView.ItemTemplate>
<TreeDataTemplate DataType="vm:TestNode" ItemsSource="{Binding Children}">
<StackPanel>
<TextBlock Text="{Binding Header}" FontSize="24" />
<TextBlock Text="{Binding SubHeader}" />
</StackPanel>
</TreeDataTemplate>
</TreeView.ItemTemplate>
</TreeView>
<StackPanel Orientation="Vertical" Gap="4">
<Button Command="{Binding CollapseNodesCommand}">Collapse Nodes</Button>
<Button Command="{Binding ExpandNodesCommand}">Expand Nodes</Button>
</StackPanel>
</StackPanel>
</TabItem>
<TabItem Header="Layout">
<ScrollViewer CanScrollHorizontally="False">
<StackPanel Margin="10" Gap="4">
<TextBlock Text="Grid" FontWeight="Medium" FontSize="20" Foreground="#212121" />
<TextBlock Text="Lays out child controls according to a grid."
FontSize="13"
Foreground="#727272"
Margin="0, 0, 0, 10" />
<Grid ColumnDefinitions="*,*" RowDefinitions="Auto,Auto" Width="300">
<Rectangle Grid.ColumnSpan="2" Fill="#FF5722" Height="200" Margin="2.5" />
<Rectangle Grid.Row="1" Fill="#FF5722" Height="100" Margin="2.5" />
<Rectangle Grid.Row="1" Grid.Column="1" Fill="#FF5722" Height="100" Margin="2.5" />
</Grid>
<TextBlock Text="StackPanel" FontWeight="Medium" FontSize="20" Foreground="#212121" />
<TextBlock Text="A panel which lays out its children horizontally or vertically."
FontSize="13"
Foreground="#727272"
Margin="0, 0, 0, 10" />
<StackPanel Gap="4" Width="300">
<Rectangle Fill="#FFC107" Height="50" />
<Rectangle Fill="#FFC107" Height="50" />
<Rectangle Fill="#FFC107" Height="50" />
</StackPanel>
<TextBlock Text="WrapPanel" FontWeight="Medium" FontSize="20" Foreground="#212121" />
<TextBlock Text="Wraps children to new lines if no space is left:"
FontSize="13"
Foreground="#727272"
Margin="0, 0, 0, 10" />
<WrapPanel>
<Rectangle Fill="#FFC107" Height="50" Width="100" Margin="2.5" />
<Rectangle Fill="#FFC107" Height="100" Width="100" Margin="2.5" />
<Rectangle Fill="#FFC107" Height="50" Width="100" Margin="2.5" />
<Rectangle Fill="#FFC107" Height="50" Width="200" Margin="2.5" />
<Rectangle Fill="#FFC107" Height="100" Width="50" Margin="2.5" />
<Rectangle Fill="#FFC107" Height="50" Width="100" Margin="2.5" />
<Rectangle Fill="#FFC107" Height="50" Width="100" Margin="2.5" />
</WrapPanel>
<TextBlock Text="Canvas" FontWeight="Medium" FontSize="20" Foreground="#212121" />
<TextBlock Text="A panel which lays out its children by explicit coordinates."
FontSize="13"
Foreground="#727272"
Margin="0, 0, 0, 10" />
<Canvas Width="300" Height="200" Background="Yellow">
<Rectangle Fill="Blue" Width="63" Height="41" Canvas.Left="40" Canvas.Top="31" />
<Rectangle Fill="Green" Width="58" Height="58" Canvas.Left="130" Canvas.Top="79" />
</Canvas>
<TextBlock Text="DockPanel" FontWeight="Medium" FontSize="20" Foreground="#212121" />
<TextBlock
Text="A panel which lays docks its children on the sides and optionally fills the remaining space with the last child"
FontSize="13"
Foreground="#727272"
Margin="0, 0, 0, 10" />
<DockPanel Width="300" Height="300">
<Rectangle Fill="Red" Width="25" DockPanel.Dock="Left" />
<Rectangle Fill="Green" Height="25" DockPanel.Dock="Top" />
<Rectangle Fill="Blue" Width="25" DockPanel.Dock="Right" />
<Rectangle Fill="Yellow" Height="25" DockPanel.Dock="Bottom" />
<Rectangle Fill="Pink" />
</DockPanel>
<TextBlock Text="GridSplitter" FontWeight="Medium" FontSize="20" Foreground="#212121" />
<Grid Height="500" Width="500" ColumnDefinitions="*,Auto,*,Auto,*" RowDefinitions="*,Auto,*">
<Border Grid.Column="0" Grid.Row="0" Background="Red" />
<GridSplitter Grid.Column="0" Grid.Row="1" Orientation="Horizontal" />
<Border Grid.Column="0" Grid.Row="2" Background="Yellow" />
<GridSplitter Grid.Column="1" Grid.RowSpan="3" Orientation="Vertical" />
<Border Grid.Column="2" Grid.RowSpan="3" Background="Green" />
<GridSplitter Grid.Column="3" Grid.RowSpan="3" Orientation="Vertical"/>
<Border Grid.Column="4" Grid.Row="0" Background="Blue" />
<GridSplitter Grid.Column="4" Grid.Row="1" Orientation="Horizontal" />
<Border Grid.Column="4" Grid.Row="3" Background="Pink" />
</Grid>
</StackPanel>
</ScrollViewer>
</TabItem>
<TabItem Header="Animations">
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition />
<ColumnDefinition />
</Grid.ColumnDefinitions>
<Grid.RowDefinitions>
<RowDefinition />
<RowDefinition Height="Auto" />
</Grid.RowDefinitions>
<Border Width="100" Height="100">
<Border.Background>
<LinearGradientBrush StartPoint="0%,0%" EndPoint="100%,100%">
<GradientStop Color="Red" Offset="0" />
<GradientStop Color="Green" Offset="1" />
</LinearGradientBrush>
</Border.Background>
<TextBox HorizontalAlignment="Center" VerticalAlignment="Center" Text="hello!"></TextBox>
</Border>
<Border Grid.Row="0" Grid.Column="1" Background="Coral" HorizontalAlignment="Center"
VerticalAlignment="Center">
<Image Width="100" Height="100" Source="github_icon.png">
</Image>
</Border>
<Button Grid.Row="1" Grid.Column="1" Content="Animate" HorizontalAlignment="Center"></Button>
</Grid>
</TabItem>
<TabItem Header="Brushes">
<Grid ColumnDefinitions="Auto" RowDefinitions="Auto">
<Border Grid.Row="0" Grid.Column="0" Width="200" Height="200" Margin="10">
<Border.Background>
<VisualBrush TileMode="Tile" Stretch="None" AlignmentX="Left" AlignmentY="Top" SourceRect="0%,0%,100%,100%" DestinationRect="0,0,20,20">
<VisualBrush.Visual>
<StackPanel Orientation="Horizontal">
<StackPanel Orientation="Vertical">
<Rectangle Width="10" Height="10" Fill="DarkGray"/>
<Rectangle Width="10" Height="10" Fill="LightGray"/>
</StackPanel>
<StackPanel Orientation="Vertical">
<Rectangle Width="10" Height="10" Fill="LightGray"/>
<Rectangle Width="10" Height="10" Fill="DarkGray"/>
</StackPanel>
</StackPanel>
</VisualBrush.Visual>
</VisualBrush>
</Border.Background>
</Border>
</Grid>
</TabItem>
<TabItem Header="IScrollable">
<ScrollViewer>
<local:TestScrollable/>
</ScrollViewer>
</TabItem>
<TabItem Header="Mem Leak Repro">
<Grid DataContext="{Binding Shell}">
<StackPanel>
<TabStrip Name="strip" Items="{Binding Documents}" SelectedItem="{Binding SelectedDocument, Mode=TwoWay}" Focusable="false">
<TabStrip.Styles>
<Style Selector="TabStripItem">
<Setter Property="Height" Value="20" />
<Setter Property="Background" Value="#2D2D30" />
<Setter Property="BorderBrush" Value="#3E3E42" />
<Setter Property="BorderThickness" Value="0" />
<Setter Property="Margin" Value="0 0 0 -1" />
<Setter Property="Padding" Value="4 0 4 0" />
<Setter Property="FontSize" Value="12"/>
</Style>
<Style Selector="TabStripItem:pointerover">
<Setter Property="Background" Value="#1c97ea" />
</Style>
<Style Selector="TabStripItem:selected">
<Setter Property="Background" Value="#007ACC" />
</Style>
</TabStrip.Styles>
<TabStrip.DataTemplates>
<DataTemplate>
<StackPanel Orientation="Horizontal" Gap="2">
<TextBlock Text="{Binding Title}" Foreground="WhiteSmoke" Margin="2"/>
<Button Height="14" Width="14">
<Button.Styles>
<Style Selector="Button">
<Setter Property="BorderThickness" Value="0"/>
<Setter Property="Padding" Value="0"/>
<Setter Property="Margin" Value="0"/>
<Setter Property="Background" Value="Transparent" />
</Style>
<Style Selector="Button:pointerover">
<Setter Property="Background" Value="#1c97ea" />
</Style>
</Button.Styles>
<Path Margin="2" Stretch="Uniform" UseLayoutRounding="False" Data="M16,12V4H17V2H7V4H8V12L6,14V16H11.2V22H12.8V16H18V14L16,12Z" Fill="WhiteSmoke" />
</Button>
<Button Height="14" Width="14" Command="{Binding CloseCommand}">
<Button.Styles>
<Style Selector="Button">
<Setter Property="BorderThickness" Value="0"/>
<Setter Property="Padding" Value="0"/>
<Setter Property="Margin" Value="0"/>
<Setter Property="Background" Value="Transparent" />
</Style>
<Style Selector="Button:pointerover">
<Setter Property="Background" Value="#1c97ea" />
</Style>
</Button.Styles>
<Path Margin="2" Stretch="Uniform" UseLayoutRounding="False" Data="M19,6.41L17.59,5L12,10.59L6.41,5L5,6.41L10.59,12L5,17.59L6.41,19L12,13.41L17.59,19L19,17.59L13.41,12L19,6.41Z" Fill="WhiteSmoke" />
</Button>
</StackPanel>
</DataTemplate>
</TabStrip.DataTemplates>
</TabStrip>
<Grid Background="#007ACC" Height="2" />
<Button Content="AddTab" Command="{Binding AddDocumentCommand}" Width="50" Height="30" />
<Button Content="GC.Collecy" Command="{Binding GCCommand}" Width="50" Height="30" />
<TextBox Text="{Binding InstanceCount}" />
<Carousel Items="{Binding Documents}" SelectedIndex="{Binding #strip.SelectedIndex}" IsVirtualized="false">
<Carousel.DataTemplates>
<DataTemplate>
<TextBox Text="{Binding Text}" />
</DataTemplate>
</Carousel.DataTemplates>
</Carousel>
</StackPanel>
</Grid>
</TabItem>
</TabControl>
</Grid>
</Window>