Do not create duplicate ui nodes in the same ui group.
禁止在同一个ui组，创建重复的ui节点。
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GPG Key ID:
C5A9BF8A98E0CE99
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@ -11,8 +11,7 @@ namespace ColdMint.scripts.inventory;
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/// </summary>
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public partial class Packsack : PickAbleTemplate
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{
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private PackedScene? _packedScene;
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private PacksackUi? _packsackUi;
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private const string Path = "res://prefab/ui/packsackUI.tscn";
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[Export] public int NumberSlots { get; set; }
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/// <summary>
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@ -31,36 +30,14 @@ public partial class Packsack : PickAbleTemplate
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public override void Use(Node2D? owner, Vector2 targetGlobalPosition)
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{
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if (_packedScene == null)
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GameSceneDepend.DynamicUiGroup?.ShowControl(Path, control =>
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{
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return;
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}
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if (_packsackUi == null)
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{
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_packsackUi = NodeUtils.InstantiatePackedScene<PacksackUi>(_packedScene);
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if (_packsackUi != null)
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if (control is PacksackUi packsackUi)
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{
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var containerNode = NodeUtils.FindContainerNode(_packsackUi, this);
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if (containerNode is UiGroup uiGroup)
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{
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uiGroup.RegisterControl(_packsackUi);
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}
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else
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{
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NodeUtils.CallDeferredAddChild(containerNode, _packsackUi);
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}
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_packsackUi.Title = Name;
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_packsackUi.ItemContainer = ItemContainer;
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_packsackUi.Hide();
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packsackUi.Title = Name;
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packsackUi.ItemContainer = ItemContainer;
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}
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}
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if (_packsackUi != null)
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{
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GameSceneDepend.DynamicUiGroup?.ShowControl(_packsackUi);
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}
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});
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}
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public IItemContainer? ItemContainer { get; private set; }
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@ -84,6 +61,10 @@ public partial class Packsack : PickAbleTemplate
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itemSlotNode.Hide();
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}
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_packedScene = GD.Load<PackedScene>("res://prefab/ui/packsackUI.tscn");
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GameSceneDepend.DynamicUiGroup?.RegisterControl(Path, () =>
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{
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var packedScene = GD.Load<PackedScene>(Path);
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return NodeUtils.InstantiatePackedScene<PacksackUi>(packedScene);
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});
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}
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}
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@ -1,3 +1,4 @@
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using System;
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using System.Collections.Generic;
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using Godot;
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@ -10,24 +11,60 @@ namespace ColdMint.scripts.utils;
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public partial class UiGroup : Control
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{
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private readonly HashSet<Control> _visibleControls = [];
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private readonly HashSet<Control> _allControls = [];
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private readonly Dictionary<string, Func<Control?>> _controlFunc = new();
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/// <summary>
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/// <para>How many nodes are visible</para>
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/// <para>有多少个节点处于可见状态</para>
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/// <para>Holds the node that has been instantiated</para>
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/// <para>持有已实例化的节点</para>
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/// </summary>
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public int VisibleControlsCount => _visibleControls.Count;
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private readonly Dictionary<string, Control> _instantiatedControl = new();
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/// <summary>
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/// <para>Register nodes in the UI group. For registered nodes, do not use <see cref="Godot.CanvasItem.Show"/> or <see cref="Godot.CanvasItem.Hide"/> to change the visible state. Call the <see cref="ShowControl"/> and <see cref="HideControl"/> methods instead.</para>
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/// <para>注册节点到UI组内，对于已注册的节点，不要直接使用<see cref="Godot.CanvasItem.Show"/>或<see cref="Godot.CanvasItem.Hide"/>方法来改变可见状态，请调用<see cref="ShowControl"/>和<see cref="HideControl"/>方法来替代他们。</para>
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/// <para>Registered control node</para>
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/// <para>注册控制节点</para>
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/// </summary>
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/// <param name="control"></param>
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public void RegisterControl(Control control)
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/// <param name="key">
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///<para>key</para>
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///<para>控制节点的key</para>
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/// </param>
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/// <param name="func">
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///<para>Creates a function to control the node. UiGroup delays calling this function to create the node.</para>
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///<para>创建控制节点的函数，UiGroup会延迟调用这个函数创建节点。</para>
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/// </param>
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public void RegisterControl(string key, Func<Control?> func)
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{
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control.TreeExited += () => { OnTreeExited(control); };
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_controlFunc.TryAdd(key, func);
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}
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/// <summary>
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/// <para>Obtain or create a controller node</para>
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/// <para>获取或者创建控制节点</para>
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/// </summary>
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/// <param name="key"></param>
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/// <returns></returns>
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private Control? GetOrCreateControl(string key)
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{
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if (_instantiatedControl.TryGetValue(key, out var instantiatedControl))
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{
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return instantiatedControl;
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}
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if (!_controlFunc.TryGetValue(key, out var func))
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{
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return null;
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}
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var control = func.Invoke();
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if (control == null)
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{
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return null;
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}
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control.Hide();
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control.TreeExited += () => { OnTreeExited(key, control); };
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NodeUtils.CallDeferredAddChild(this, control);
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_allControls.Add(control);
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_instantiatedControl.Add(key, control);
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return control;
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}
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/// <summary>
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@ -50,6 +87,22 @@ public partial class UiGroup : Control
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Hide();
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}
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/// <summary>
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/// <para>Hide a node</para>
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/// <para>隐藏某个节点</para>
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/// </summary>
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/// <param name="key"></param>
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/// <returns></returns>
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public bool HideControl(string key)
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{
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if (!_instantiatedControl.TryGetValue(key, out var control))
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{
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return false;
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}
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return HideControl(control);
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}
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/// <summary>
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/// <para>Hide a node</para>
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/// <para>隐藏某个节点</para>
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@ -63,11 +116,6 @@ public partial class UiGroup : Control
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return false;
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}
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if (!_allControls.Contains(control))
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{
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return false;
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}
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control.Hide();
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_visibleControls.Remove(control);
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ChangeSelfVisibility();
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@ -78,18 +126,28 @@ public partial class UiGroup : Control
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/// <para>Show node</para>
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/// <para>显示某个节点</para>
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/// </summary>
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/// <param name="control"></param>
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/// <param name="key"></param>
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/// <param name="beforeDisplayControl">
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///<para>A callback function before the display node where you can generate rendered page content. For example, set the title</para>
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///<para>在显示节点之前的回调函数，您可以在此函数内生成渲染页面内容。例如：设置标题</para>
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/// </param>
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/// <returns></returns>
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public bool ShowControl(Control control)
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public bool ShowControl(string key, Action<Control>? beforeDisplayControl = null)
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{
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var control = GetOrCreateControl(key);
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if (control == null)
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{
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return false;
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}
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if (control.IsVisible())
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{
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return false;
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}
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if (!_allControls.Contains(control))
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if (beforeDisplayControl != null)
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{
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return false;
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beforeDisplayControl.Invoke(control);
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}
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control.Show();
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@ -114,11 +172,11 @@ public partial class UiGroup : Control
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}
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}
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private void OnTreeExited(Control control)
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private void OnTreeExited(string key, Control control)
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{
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//The Hide method is not called when a node exits from the tree, so remove the node here to prevent empty references.
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//当节点从节点树内退出时，并不会调用Hide方法，所以在这里移除节点，防止产生空引用。
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_visibleControls.Remove(control);
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_allControls.Remove(control);
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_instantiatedControl.Remove(key);
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}
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}
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