CM3D2：SystemShortcutにボタン追加

gistfile1.txt

using System;
using System.Reflection;
using UnityEngine;
using UnityInjector.Attributes;

namespace CM3D2.SystemShortcutExtension.Plugin
{
    [PluginFilter("CM3D2x64"), PluginFilter("CM3D2x86"), PluginFilter("CM3D2VRx64")]
    [PluginName("CM3D2 SystemShortcutExtension"), PluginVersion("0.0.0.0")]
    public class SystemShortcutExtension : UnityInjector.PluginBase
    {

        public void OnLevelWasLoaded(int level) { if (level == 9) testAddButton(); }

        public void OnClick_Test1() { Debug.LogWarning("Test1 is clicked."); }
        public void OnClick_Test2() { Debug.LogWarning("Test2 is clicked."); }
        public void OnClick_Test3() { Debug.LogWarning("Test3 is clicked."); }

        private void testAddButton()
        {
            // システムショートカットオブジェクトへの参照取得
            GameObject goSystemShortcut = GameObject.Find("__GameMain__/SystemUI Root/SystemShortcut");
            GameObject goShortcutBase   = GameObject.Find("__GameMain__/SystemUI Root/SystemShortcut/Base");
            GameObject goShortcutGrid   = GameObject.Find("__GameMain__/SystemUI Root/SystemShortcut/Base/Grid");
            GameObject goConfigButton   = GameObject.Find("__GameMain__/SystemUI Root/SystemShortcut/Base/Grid/Config");

            SystemShortcut systemShortcut = goSystemShortcut.GetComponent<SystemShortcut>();
            UIGrid uiShortcutGrid = goShortcutGrid.GetComponent<UIGrid>();
            

            // コンフィグパネル呼び出しボタンを複製してコールバック削除
            EventDelegate orgOnClick_Config = GetFieldValue<SystemShortcut, EventDelegate[]>(systemShortcut, "m_aryDgOnClick")[0];
            GameObject goConfigButtonCopy = UnityEngine.Object.Instantiate(goConfigButton) as GameObject;
            EventDelegate.Remove(goConfigButtonCopy.GetComponent<UIButton>().onClick, orgOnClick_Config);


            // 複製したボタンをさらに複製して、
            // コールバックとポップアップテキストを追加しショートカットメニューに追加
            GameObject goButtonTest1 = UnityEngine.Object.Instantiate(goConfigButtonCopy) as GameObject;
            EventDelegate.Add(goButtonTest1.GetComponent<UIButton>().onClick, this.OnClick_Test1);
            UIEventTrigger uiEventTrigger1 = goButtonTest1.GetComponent<UIEventTrigger>();
            EventDelegate.Add( uiEventTrigger1.onHoverOver, delegate { systemShortcut.VisibleExplanation("Test1", true); } );
            EventDelegate.Add( uiEventTrigger1.onHoverOut,  delegate { systemShortcut.VisibleExplanation("Test1", false); } );
            EventDelegate.Add( uiEventTrigger1.onDragStart, delegate { systemShortcut.VisibleExplanation("Test1", false); } );
            SetChild(goShortcutGrid, goButtonTest1);

            GameObject goButtonTest2 = UnityEngine.Object.Instantiate(goConfigButtonCopy) as GameObject;
            EventDelegate.Add(goButtonTest2.GetComponent<UIButton>().onClick, this.OnClick_Test2);
            UIEventTrigger uiEventTrigger2 = goButtonTest2.GetComponent<UIEventTrigger>();
            EventDelegate.Add( uiEventTrigger2.onHoverOver, delegate { systemShortcut.VisibleExplanation("Test2", true); } );
            EventDelegate.Add( uiEventTrigger2.onHoverOut,  delegate { systemShortcut.VisibleExplanation("Test2", false); } );
            EventDelegate.Add( uiEventTrigger2.onDragStart, delegate { systemShortcut.VisibleExplanation("Test2", false); } );
            SetChild(goShortcutGrid, goButtonTest2);

            GameObject goButtonTest3 = UnityEngine.Object.Instantiate(goConfigButtonCopy) as GameObject;
            EventDelegate.Add(goButtonTest3.GetComponent<UIButton>().onClick, this.OnClick_Test3);
            UIEventTrigger uiEventTrigger3 = goButtonTest3.GetComponent<UIEventTrigger>();
            EventDelegate.Add( uiEventTrigger3.onHoverOver, delegate { systemShortcut.VisibleExplanation("Test3", true); } );
            EventDelegate.Add( uiEventTrigger3.onHoverOut,  delegate { systemShortcut.VisibleExplanation("Test3", false); } );
            EventDelegate.Add( uiEventTrigger3.onDragStart, delegate { systemShortcut.VisibleExplanation("Test3", false); } );
            SetChild(goShortcutGrid, goButtonTest3);
            

            // ショートカットの白い枠のサイズ調整 
            //goShortcutBase.transform.localScale = Vector3.Scale(goShortcutBase.transform.localScale, new Vector3(3f, 1f, 1f));
            //goShortcutBase.transform.localPosition = goShortcutBase.transform.localPosition - new Vector3(0f, 0f, 0f);

            /*foreach (Transform child in goShortcutGrid.transform)
            {
                // 親を横に引き伸ばした分、子を縮小しておく
                child.transform.localScale = Vector3.Scale(goShortcutBase.transform.localScale, new Vector3(0.33f, 1f, 1f));
            }*/
            //（ボタンも伸びて上手くいかない・・・ UISpriteの画像を変更する必要があるかも）

            uiShortcutGrid.Reposition();
            goConfigButtonCopy.SetActive(false); //ストックしたボタンは非表示にしておく
        }



        internal static void SetChild(GameObject parent, GameObject child)
        {
            child.layer                   = parent.layer;
            child.transform.parent        = parent.transform;
            child.transform.localPosition = Vector3.zero;
            child.transform.localScale    = Vector3.one;
            child.transform.rotation      = Quaternion.identity;
        }

        internal static FieldInfo GetFieldInfo<T>(string name)
        {
            BindingFlags bf = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.Instance;

            return typeof(T).GetField(name, bf);
        }

        internal static TResult GetFieldValue<T, TResult>(T inst, string name)
        {
            if (inst == null)  return default(TResult);

            FieldInfo field = GetFieldInfo<T>(name);
            if (field == null) return default(TResult);

            return (TResult)field.GetValue(inst);
        }
    }
}