UniTask/Assets/UniRx.Async/Editor/SplitterGUILayout.cs

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2.4 KiB
C#
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2019-05-19 23:14:47 +08:00
#if CSHARP_7_OR_LATER || (UNITY_2018_3_OR_NEWER && (NET_STANDARD_2_0 || NET_4_6))
#pragma warning disable CS1591 // Missing XML comment for publicly visible type or member
using System;
using System.Linq;
using System.Reflection;
using UnityEditor;
using UnityEngine;
namespace UniRx.Async.Editor
{
// reflection call of UnityEditor.SplitterGUILayout
internal static class SplitterGUILayout
{
static BindingFlags flags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static;
static Lazy<Type> splitterStateType = new Lazy<Type>(() =>
{
var type = typeof(EditorWindow).Assembly.GetTypes().First(x => x.FullName == "UnityEditor.SplitterState");
return type;
});
static Lazy<ConstructorInfo> splitterStateCtor = new Lazy<ConstructorInfo>(() =>
{
var type = splitterStateType.Value;
return type.GetConstructor(flags, null, new Type[] { typeof(float[]), typeof(int[]), typeof(int[]) }, null);
});
static Lazy<Type> splitterGUILayoutType = new Lazy<Type>(() =>
{
var type = typeof(EditorWindow).Assembly.GetTypes().First(x => x.FullName == "UnityEditor.SplitterGUILayout");
return type;
});
static Lazy<MethodInfo> beginVerticalSplit = new Lazy<MethodInfo>(() =>
{
var type = splitterGUILayoutType.Value;
return type.GetMethod("BeginVerticalSplit", flags, null, new Type[] { splitterStateType.Value, typeof(GUILayoutOption[]) }, null);
});
static Lazy<MethodInfo> endVerticalSplit = new Lazy<MethodInfo>(() =>
{
var type = splitterGUILayoutType.Value;
return type.GetMethod("EndVerticalSplit", flags, null, Type.EmptyTypes, null);
});
public static object CreateSplitterState(float[] relativeSizes, int[] minSizes, int[] maxSizes)
{
return splitterStateCtor.Value.Invoke(new object[] { relativeSizes, minSizes, maxSizes });
}
public static void BeginVerticalSplit(object splitterState, params GUILayoutOption[] options)
{
beginVerticalSplit.Value.Invoke(null, new object[] { splitterState, options });
}
public static void EndVerticalSplit()
{
endVerticalSplit.Value.Invoke(null, Type.EmptyTypes);
}
}
}
#endif