34 lines
1.0 KiB
C#
34 lines
1.0 KiB
C#
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using System;
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namespace UnityEngine.UI.Extensions
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{
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public static class ExtentionMethods
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{
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public static T GetOrAddComponent<T>(this GameObject child) where T : Component
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{
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T result = child.GetComponent<T>();
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if (result == null)
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{
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result = child.AddComponent<T>();
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}
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return result;
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}
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public static bool IsPrefab(this GameObject gameObject)
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{
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if (gameObject == null)
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{
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throw new ArgumentNullException(nameof(gameObject));
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}
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return
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!gameObject.scene.IsValid() &&
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!gameObject.scene.isLoaded &&
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gameObject.GetInstanceID() >= 0 &&
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// I noticed that ones with IDs under 0 were objects I didn't recognize
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!gameObject.hideFlags.HasFlag(HideFlags.HideInHierarchy);
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// I don't care about GameObjects *inside* prefabs, just the overall prefab.
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}
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}
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}
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