DragAndDrop core

2026-01-18 16:33:35 +03:00
parent 9ea82af329
commit 79bdd8bc62
229 changed files with 21214 additions and 2494 deletions
--- a/Lattice.Layout.UI.WinUI/Visuals/WinUISplitVisual.cs
+++ b/Lattice.Layout.UI.WinUI/Visuals/WinUISplitVisual.cs
@@ -0,0 +1,82 @@
+using Lattice.Layout.Abstractions;
+using Lattice.Layout.UI.WinUI.Controls;
+using Lattice.Layout.UI.WinUI.Docking;
+using Microsoft.UI.Xaml;
+using System.Collections.Generic;
+
+namespace Lattice.Layout.UI.WinUI.Visuals;
+
+/// <summary>
+/// Визуальное представление сплит-элемента для WinUI.
+/// Управляет жизненным циклом соответствующего <see cref="WinUISplitControl"/>.
+/// </summary>
+public sealed class WinUISplitVisual : LayoutVisual, IWinUIVisual
+{
+    /// <summary>
+    /// Реальный WinUI-контрол, отображающий сплит.
+    /// </summary>
+    public WinUISplitControl SplitControl { get; }
+
+    /// <summary>
+    /// Контрол, используемый рендерером и докингом.
+    /// </summary>
+    public FrameworkElement Control => SplitControl;
+
+    /// <summary>
+    /// Дочерние визуальные элементы.
+    /// </summary>
+    public IReadOnlyList<ILayoutVisual> Children { get; }
+
+    public WinUISplitVisual(ILayoutSplit model, IReadOnlyList<ILayoutVisual> children)
+        : base(model)
+    {
+        Children = children;
+
+        SplitControl = new WinUISplitControl
+        {
+            LayoutOrientation = model.Orientation switch
+            {
+                Lattice.Layout.Abstractions.Orientation.Horizontal => Microsoft.UI.Xaml.Controls.Orientation.Horizontal,
+                Lattice.Layout.Abstractions.Orientation.Vertical => Microsoft.UI.Xaml.Controls.Orientation.Vertical,
+                _ => Microsoft.UI.Xaml.Controls.Orientation.Horizontal
+            }
+        };
+    }
+
+    /// <inheritdoc />
+    public override void Attach()
+    {
+        SplitControl.Children.Clear();
+
+        foreach (var child in Children)
+        {
+            child.Attach();
+
+            switch (child)
+            {
+                case WinUISplitVisual splitVisual:
+                    SplitControl.Children.Add(splitVisual.Control);
+                    break;
+
+                case WinUIGroupVisual groupVisual:
+                    SplitControl.Children.Add(groupVisual.Control);
+                    break;
+
+                case WinUIItemVisual itemVisual:
+                    SplitControl.Children.Add(itemVisual.Control);
+                    break;
+            }
+        }
+
+        SplitControl.RebuildGrid();
+    }
+
+    /// <inheritdoc />
+    public override void Detach()
+    {
+        foreach (var child in Children)
+            child.Detach();
+
+        SplitControl.Children.Clear();
+    }
+}