142 lines
3.0 KiB
C#
142 lines
3.0 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using UnityEditor.UIElements;
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#if UNITY_EDITOR
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using Cysharp.Threading.Tasks;
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using UnityEditor;
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#endif
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using UnityEngine;
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using UnityEngine.UIElements;
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using Object = UnityEngine.Object;
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namespace BITKit.Events
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{
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[Serializable]
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public class UnityEventData
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{
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public Object Target;
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public string MethodName;
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}
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[Serializable]
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public class UnityEvent
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{
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public List<UnityEventData> Targets = new List<UnityEventData>();
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public void Invoke(params object[] objects)
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{
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foreach (var x in Targets)
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{
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x.Target.GetType().GetMethod(x.MethodName)?.Invoke(x.Target,objects);
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}
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}
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}
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#if UNITY_EDITOR
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[CustomPropertyDrawer(typeof(UnityEvent))]
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public class UnityEventDataPropertyDrawer:PropertyDrawer
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{
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private VisualElement root;
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private UnityEvent agent;
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private SerializedProperty _property;
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public override VisualElement CreatePropertyGUI(SerializedProperty property)
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{
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_property = property;
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agent = property.Get<UnityEvent>();
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root = new VisualElement
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{
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style =
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{
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paddingLeft = 10,
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paddingTop = 10,
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paddingRight = 10,
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paddingBottom = 10,
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}
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};
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root.styleSheets.Add(BITEditorUtils.InspectorStyleSheet);
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Update();
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return root;
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}
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private void Update()
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{
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root.Clear();
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var targets = _property.FindPropertyRelative(nameof(UnityEvent.Targets));
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_property.serializedObject.Update();
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var label = root.Create<Label>();
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label.text = _property.displayName;
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var flex = root.Create<VisualElement>();
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flex.style.flexDirection = FlexDirection.Row;
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var containers = new[] { flex.Create<VisualElement>(), flex.Create<VisualElement>(),flex.Create<VisualElement>() };
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containers[1].style.flexGrow = 1;
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for (var i = 0; i < targets.arraySize; i++)
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{
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var x = agent.Targets[i];
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var objectField = containers[0].Create<ObjectField>();
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var field = containers[1].Create<DropdownField>();
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var removeButton = containers[2].Create<Button>();
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var data = targets.GetArrayElementAtIndex(i);
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var target = data.FindPropertyRelative(nameof(UnityEventData.Target));
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objectField.BindProperty(target);
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if (x.Target is not null)
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{
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field.choices = x.Target.GetType().GetMethods().Select(x => x.Name).ToList();
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}
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field.value = x.MethodName;
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field.RegisterValueChangedCallback(changeEvent =>
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{
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x.MethodName = changeEvent.newValue;
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});
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field.style.flexGrow = 1;
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removeButton.text = "X";
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removeButton.clicked+=()=>{
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agent.Targets.Remove(x);
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Update();
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};
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}
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var addButton = root.Create<Button>();
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addButton.text = "Add";
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addButton.clicked += () =>
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{
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agent.Targets.Add(new());
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Update();
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};
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var invokeButton = root.Create<Button>();
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invokeButton.text = "Invoke";
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invokeButton.clicked +=()=> agent.Invoke();
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}
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}
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#endif
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}
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