WIP: DockControl

.editorconfig

@@ -43,4 +43,10 @@ csharp_space_around_binary_operators=before_and_after
 csharp_preserve_single_line_blocks=true
 csharp_preserve_single_line_statements=true
 
-dotnet_diagnostic.CA1848.severity = none
+dotnet_diagnostic.CS0162.severity = none; CS0162: Unreachable code detected
+dotnet_diagnostic.CS0169.severity = none; CS0169: The field '{0}' is never used
+dotnet_diagnostic.CS0414.severity = none; CS0414: The field '{0}' is assigned but its value is never used
+dotnet_diagnostic.CS8321.severity = none; CS8321: The local function '{0}' is declared but never used
+dotnet_diagnostic.CA1822.severity = none; CA1822: Mark members as static
+dotnet_diagnostic.CA1823.severity = none; CA1823: Unused field '{0}'
+dotnet_diagnostic.CA1848.severity = none; CA1848: Use the LoggerMessage delegates

samples/Uno.Toolkit.Samples/Uno.Toolkit.Samples.Shared/App.xaml.Navigation.cs

@@ -90,15 +90,16 @@ private Shell BuildShell()
 			AddNavigationItems(nv);
 
 			// landing navigation
-			ShellNavigateTo<NavigationBarSamplePage>(
-#if WINDOWS_UWP
-				// note: on uwp, NavigationView.SelectedItem MUST be set on launch to avoid entering compact-mode
-				trySynchronizeCurrentItem: true
-#else
-				// workaround for uno#5069: setting NavView.SelectedItem at launch bricks it
-				trySynchronizeCurrentItem: false
-#endif
-			);
+//			ShellNavigateTo<NavigationBarSamplePage>(
+//#if WINDOWS_UWP
+//				// note: on uwp, NavigationView.SelectedItem MUST be set on launch to avoid entering compact-mode
+//				trySynchronizeCurrentItem: true
+//#else
+//				// workaround for uno#5069: setting NavView.SelectedItem at launch bricks it
+//				trySynchronizeCurrentItem: false
+//#endif
+//			);
+			_shell.NavigationView.Content = new DockControl_NestedPage();
 
 			// navigation + setting handler
 			nv.ItemInvoked += OnNavigationItemInvoked;

samples/Uno.Toolkit.Samples/Uno.Toolkit.Samples.Shared/Content/Controls/DockControlSamplePage.xaml

@@ -0,0 +1,24 @@
+<Page x:Class="Uno.Toolkit.Samples.Content.Controls.DockControlSamplePage"
+	  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+	  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+	  xmlns:local="using:Uno.Toolkit.Samples.Content.Controls"
+	  xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+	  xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+	  xmlns:sample="using:Uno.Toolkit.Samples"
+	  xmlns:utu="using:Uno.Toolkit.UI"
+	  mc:Ignorable="d"
+	  Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+
+	<Grid Background="{ThemeResource SurfaceBrush}">
+		<sample:SamplePageLayout x:Name="SamplePageLayout" IsDesignAgnostic="True">
+			<sample:SamplePageLayout.DesignAgnosticTemplate>
+				<DataTemplate>
+					<Grid Height="500">
+						<utu:DockControl />
+					</Grid>
+				</DataTemplate>
+			</sample:SamplePageLayout.DesignAgnosticTemplate>
+		</sample:SamplePageLayout>
+	</Grid>
+</Page>

samples/Uno.Toolkit.Samples/Uno.Toolkit.Samples.Shared/Content/Controls/DockControlSamplePage.xaml.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using Uno.Toolkit.Samples.Entities;
+using Uno.Toolkit.UI;
+
+#if IS_WINUI
+using Microsoft.UI;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+#else
+using Windows.UI;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Controls.Primitives;
+using Windows.UI.Xaml.Data;
+using Windows.UI.Xaml.Input;
+using Windows.UI.Xaml.Media;
+using Windows.UI.Xaml.Navigation;
+#endif
+
+namespace Uno.Toolkit.Samples.Content.Controls;
+
+[SamplePage(SampleCategory.Controls, nameof(DockControl))]
+public sealed partial class DockControlSamplePage : Page
+{
+	public DockControlSamplePage()
+	{
+		this.InitializeComponent();
+	}
+}

samples/Uno.Toolkit.Samples/Uno.Toolkit.Samples.Shared/Content/NestedSamples/DockControl_NestedPage.xaml

@@ -0,0 +1,20 @@
+<Page x:Class="Uno.Toolkit.Samples.Content.NestedSamples.DockControl_NestedPage"
+	  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+	  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+	  xmlns:local="using:Uno.Toolkit.Samples.Content.Controls"
+	  xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+	  xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+	  xmlns:sample="using:Uno.Toolkit.Samples"
+	  xmlns:utu="using:Uno.Toolkit.UI"
+	  mc:Ignorable="d"
+	  Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+	<Grid>
+		<utu:DockControl x:Name="SUT" />
+
+		<StackPanel HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="50" Background="Pink">
+			<Button Content="AddDocument" Click="AddDocument" />
+			<Button Content="AddTool" Click="AddTool" />
+		</StackPanel>
+	</Grid>
+</Page>

samples/Uno.Toolkit.Samples/Uno.Toolkit.Samples.Shared/Content/NestedSamples/DockControl_NestedPage.xaml.cs

@@ -0,0 +1,61 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using Uno.Toolkit.Samples.Entities;
+using Uno.Toolkit.UI;
+
+#if IS_WINUI
+using Microsoft.UI;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+#else
+using Windows.UI;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Controls.Primitives;
+using Windows.UI.Xaml.Data;
+using Windows.UI.Xaml.Input;
+using Windows.UI.Xaml.Media;
+using Windows.UI.Xaml.Navigation;
+#endif
+
+namespace Uno.Toolkit.Samples.Content.NestedSamples;
+
+public sealed partial class DockControl_NestedPage : Page
+{
+	private int _itemCounter = 0;
+	public DockControl_NestedPage()
+	{
+		this.InitializeComponent();
+	}
+
+	private void AddDocument(object sender, RoutedEventArgs e)
+	{
+		_itemCounter++;
+
+		SUT.AddItem(new DocumentItem
+		{
+			Header = $"Document {_itemCounter}.txt",
+			Title = $"title: Document {_itemCounter}.txt", // should be unused
+			Content = $"contnet: asdasd {_itemCounter}",
+		});
+	}
+
+	private void AddTool(object sender, RoutedEventArgs e)
+	{
+		_itemCounter++;
+
+		SUT.AddItem(new ToolItem
+		{
+			Header = $"Tool {_itemCounter}",
+			Title = $"title: Tool Window {_itemCounter}",
+			Content = $"content: Tool {_itemCounter}",
+		});
+	}
+}

samples/Uno.Toolkit.Samples/Uno.Toolkit.Samples.Shared/Shell.xaml.cs

@@ -15,11 +15,12 @@
 using Uno.Toolkit.Samples.Content.NestedSamples;
 using Uno.Toolkit.Samples.Helpers;
 using Uno.Toolkit.UI;
+using System.Collections;
+using System.Collections.Generic;
 
 #if __IOS__
 using Foundation;
 #endif
-
 #if IS_WINUI
 using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Controls;
@@ -247,11 +248,13 @@ object FindViewOfInterest()
 			var target = FindViewOfInterest();
 			var targetTree = (target as DependencyObject)?.TreeGraph();
 
+			var dcLogicalTree = (target as DependencyObject)?.GetFirstDescendant<DockControl>()?.LogicalTreeGraph();
+
 			// note: you can also tag element with unique x:Name to inspect here
 			//var sut = this.GetFirstDescendant<Chip>(x => x.Name == "SUT");
 			//var tree = sut?.TreeGraph();
 
-#if WINDOWS || WINDOWS_UWP
+#if WINDOWS || WINDOWS_UWP || HAS_UNO_SKIA
 			var data = new DataPackage();
 			data.SetText(targetTree ?? tree);
 

samples/Uno.Toolkit.Samples/Uno.Toolkit.Samples.Shared/Uno.Toolkit.Samples.Shared.projitems

@@ -19,6 +19,9 @@
       <DependentUpon>App.xaml</DependentUpon>
     </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)App.xaml.Navigation.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Content\Controls\DockControlSamplePage.xaml.cs">
+      <DependentUpon>DockControlSamplePage.xaml</DependentUpon>
+    </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Content\Controls\ItemsRepeaterExtensionsIncrementalLoadingSamplePage.xaml.cs">
       <DependentUpon>ItemsRepeaterExtensionsIncrementalLoadingSamplePage.xaml</DependentUpon>
     </Compile>
@@ -83,6 +86,9 @@
     <Compile Include="$(MSBuildThisFileDirectory)Content\Helpers\ResponsiveExtensionsSamplePage.xaml.cs">
       <DependentUpon>ResponsiveExtensionsSamplePage.xaml</DependentUpon>
     </Compile>
+    <Compile Include="$(MSBuildThisFileDirectory)Content\NestedSamples\DockControl_NestedPage.xaml.cs">
+      <DependentUpon>DockControl_NestedPage.xaml</DependentUpon>
+    </Compile>
     <Compile Include="$(MSBuildThisFileDirectory)Content\NestedSamples\FluentNavigationBarSampleNestedPage1.xaml.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Content\NestedSamples\FluentNavigationBarSampleNestedPage2.xaml.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Content\NestedSamples\FluentNavigationBarSampleNestedPage3.xaml.cs">
@@ -239,6 +245,10 @@
     <PRIResource Include="$(MSBuildThisFileDirectory)Strings\en\Resources.resw" />
   </ItemGroup>
   <ItemGroup>
+    <Page Include="$(MSBuildThisFileDirectory)Content\Controls\DockControlSamplePage.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="$(MSBuildThisFileDirectory)Content\Controls\ItemsRepeaterExtensionsIncrementalLoadingSamplePage.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -339,6 +349,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="$(MSBuildThisFileDirectory)Content\NestedSamples\DockControl_NestedPage.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="$(MSBuildThisFileDirectory)Content\NestedSamples\FluentNavigationBarSampleNestedPage1.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>