82 lines
3.2 KiB
C#
82 lines
3.2 KiB
C#
using Robust.Client.AutoGenerated;
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using Robust.Client.Graphics;
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using Robust.Client.UserInterface.Controls;
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using Robust.Client.UserInterface.XAML;
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using Robust.Shared.Maths;
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using Robust.Shared.Utility;
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using static Robust.Client.UserInterface.Controls.BoxContainer;
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namespace Content.Client.ContextMenu.UI
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{
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/// <summary>
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/// The base context-menu pop-up window used for both the entity and verb menus.
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/// </summary>
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[GenerateTypedNameReferences]
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public sealed partial class ContextMenuPopup : Popup
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{
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public const string StyleClassContextMenuPopup = "contextMenuPopup";
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/// <summary>
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/// How many items to list before limiting the size and adding a scroll bar.
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/// </summary>
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public const int MaxItemsBeforeScroll = 10;
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/// <summary>
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/// If this pop-up is created by hovering over some element in another pop-up, this is that element.
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/// </summary>
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public ContextMenuElement? ParentElement;
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/// <summary>
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/// This is the main body of the menu. The menu entries should be added to this object.
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/// </summary>
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public GridContainer MenuBody = new();
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private ContextMenuPresenter _presenter;
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public ContextMenuPopup (ContextMenuPresenter presenter, ContextMenuElement? parentElement) : base()
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{
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RobustXamlLoader.Load(this);
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MenuPanel.SetOnlyStyleClass(StyleClassContextMenuPopup);
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_presenter = presenter;
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ParentElement = parentElement;
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// TODO xaml controls now have the access options -> re-xamlify all this.
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//XAML controls are private. So defining and adding MenuBody here instead.
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Scroll.AddChild(MenuBody);
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// Set Max Height based on MaxItemsBeforeScroll and the panel's style box
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MenuPanel.ForceRunStyleUpdate();
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MenuPanel.TryGetStyleProperty<StyleBox>(PanelContainer.StylePropertyPanel, out var box);
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var styleSize = (box?.MinimumSize ?? Vector2.Zero) / UIScale;
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MenuPanel.MaxHeight = MaxItemsBeforeScroll * (ContextMenuElement.ElementHeight + 2 * ContextMenuElement.ElementMargin) + styleSize.Y;
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UserInterfaceManager.ModalRoot.AddChild(this);
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MenuBody.OnChildRemoved += ctrl => _presenter.OnRemoveElement(this, ctrl);
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MenuBody.VSeparationOverride = 0;
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MenuBody.HSeparationOverride = 0;
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if (ParentElement != null)
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{
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DebugTools.Assert(ParentElement.SubMenu == null);
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ParentElement.SubMenu = this;
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}
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// ensure the menu-stack is properly updated when a pop-up looses focus or otherwise closes without going
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// through the menu presenter.
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OnPopupHide += () =>
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{
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if (ParentElement != null)
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_presenter.CloseSubMenus(ParentElement.ParentMenu);
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};
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}
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protected override void Dispose(bool disposing)
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{
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MenuBody.OnChildRemoved -= ctrl => _presenter.OnRemoveElement(this, ctrl);
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ParentElement = null;
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base.Dispose(disposing);
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}
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}
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}
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