feat(docking): add DockDocument and DockGroup

src/Editor/Ghost.Editor/View/Controls/Docking/DockDocument.cs

@@ -0,0 +1,30 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+
+namespace Ghost.Editor.View.Controls.Docking;
+
+public class DockDocument : DockModule
+{
+    public static readonly DependencyProperty TitleProperty = DependencyProperty.Register(
+        nameof(Title), typeof(string), typeof(DockDocument), new PropertyMetadata(string.Empty));
+
+    public static readonly DependencyProperty ContentProperty = DependencyProperty.Register(
+        nameof(Content), typeof(object), typeof(DockDocument), new PropertyMetadata(null));
+
+    public string Title
+    {
+        get => (string)GetValue(TitleProperty);
+        set => SetValue(TitleProperty, value);
+    }
+
+    public object Content
+    {
+        get => GetValue(ContentProperty);
+        set => SetValue(ContentProperty, value);
+    }
+
+    public DockDocument()
+    {
+        DefaultStyleKey = typeof(DockDocument);
+    }
+}

src/Editor/Ghost.Editor/View/Controls/Docking/DockGroup.cs

@@ -0,0 +1,47 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+
+namespace Ghost.Editor.View.Controls.Docking;
+
+[TemplatePart(Name = "PART_TabView", Type = typeof(TabView))]
+public class DockGroup : DockContainer
+{
+    private TabView? _tabView;
+
+    public DockGroup()
+    {
+        DefaultStyleKey = typeof(DockGroup);
+    }
+
+    protected override void OnApplyTemplate()
+    {
+        base.OnApplyTemplate();
+        _tabView = GetTemplateChild("PART_TabView") as TabView;
+        UpdateTabs();
+    }
+
+    protected override void OnChildrenUpdated()
+    {
+        UpdateTabs();
+    }
+
+    private void UpdateTabs()
+    {
+        if (_tabView == null) return;
+
+        _tabView.TabItems.Clear();
+        foreach (var child in Children)
+        {
+            if (child is DockDocument doc)
+            {
+                var tabItem = new TabViewItem
+                {
+                    Header = doc.Title,
+                    Content = doc.Content,
+                    Tag = doc
+                };
+                _tabView.TabItems.Add(tabItem);
+            }
+        }
+    }
+}

src/Editor/Ghost.Editor/View/Controls/Docking/DockGroup.xaml

@@ -0,0 +1,22 @@
+<ResourceDictionary
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:Ghost.Editor.View.Controls.Docking">
+
+    <Style TargetType="local:DockGroup">
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="local:DockGroup">
+                    <Grid>
+                        <TabView x:Name="PART_TabView" 
+                                 IsAddTabButtonVisible="False"
+                                 CanDragTabs="True"
+                                 CanReorderTabs="True"
+                                 AllowDrop="True">
+                        </TabView>
+                    </Grid>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+</ResourceDictionary>