43 lines
1.2 KiB
C#
43 lines
1.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Reflection;
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using UnityEngine;
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public static class ComponentHelper
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{
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public static Type GetComponentTypeByName(string name)
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{
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if (string.IsNullOrEmpty(name))
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{
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return null;
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}
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if (ComponentHelper._knownComponents == null)
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{
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ComponentHelper._knownComponents = new Dictionary<string, Type>();
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Type typeFromHandle = typeof(Component);
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foreach (Assembly assembly in AppDomain.CurrentDomain.GetAssemblies())
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{
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foreach (Type type in assembly.GetTypes())
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{
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if (typeFromHandle.IsAssignableFrom(type) && !ComponentHelper._knownComponents.ContainsKey(type.Name))
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{
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ComponentHelper._knownComponents.Add(type.Name, type);
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}
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}
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}
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}
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return (!ComponentHelper._knownComponents.ContainsKey(name)) ? null : ComponentHelper._knownComponents[name];
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}
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public static Component AddComponent(this GameObject go, string name)
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{
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if (go == null)
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{
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throw new ArgumentNullException("go");
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}
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Type componentTypeByName = ComponentHelper.GetComponentTypeByName(name);
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return (componentTypeByName == null) ? null : go.AddComponent(componentTypeByName);
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}
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private static Dictionary<string, Type> _knownComponents;
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}
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