53 lines
1.6 KiB
C#
53 lines
1.6 KiB
C#
using System.Collections.Generic;
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using System.Linq;
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namespace KamiToolKit.Nodes;
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/// <summary>
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/// This is a combination of a ScrollingAreaNode and a TreeListNode for easy layout
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/// </summary>
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public class ScrollingTreeNode : SimpleComponentNode {
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private readonly ScrollingAreaNode<TreeListNode> listNode;
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public ScrollingTreeNode() {
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listNode = new ScrollingAreaNode<TreeListNode> {
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ContentHeight = 100.0f,
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};
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listNode.AttachNode(this);
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}
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protected override void OnSizeChanged() {
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base.OnSizeChanged();
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listNode.Size = Size;
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RecalculateLayout();
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}
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public float CategoryVerticalSpacing {
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get => listNode.ContentNode.CategoryVerticalSpacing;
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set => listNode.ContentNode.CategoryVerticalSpacing = value;
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}
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public bool AutoHideScrollBar {
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get => listNode.AutoHideScrollBar;
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set => listNode.AutoHideScrollBar = value;
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}
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public int ScrollSpeed {
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get => listNode.ScrollSpeed;
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set => listNode.ScrollSpeed = value;
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}
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public IReadOnlyList<TreeListCategoryNode> CategoryNodes => listNode.ContentNode.CategoryNodes;
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public void RecalculateLayout() {
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listNode.ContentNode.RefreshLayout();
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listNode.ContentHeight = CategoryNodes.Sum(node => node.IsVisible ? node.Height + CategoryVerticalSpacing : 0.0f);
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}
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public void AddCategoryNode(TreeListCategoryNode node) => listNode.ContentNode.AddCategoryNode(node);
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public TreeListNode TreeListNode => listNode.ContentNode;
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}
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