UIScrollView.cs

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using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;
 
public class UIScrollView : ScrollRect
{
    public static float sensitivity;
 
    public UIItem header;
 
    public bool enableHeader;
 
    public bool disableDrag;
 
    public float sensitivityMulti = 1f;
 
    private float lastSens;
 
    protected override void Awake()
    {
        base.Awake();
        base.inertia = true;
        base.decelerationRate = 0.02f;
        Window componentInParent = GetComponentInParent<Window>();
        if ((bool)componentInParent && (bool)componentInParent.rectStats && componentInParent.rectStats.gameObject.activeSelf)
        {
            RectTransform rectTransform = base.verticalScrollbar.Rect();
            rectTransform.sizeDelta = new Vector2(rectTransform.sizeDelta.x, rectTransform.sizeDelta.y + componentInParent.rectStats.GetComponent<LayoutElement>().minHeight);
        }
    }
 
    protected override void LateUpdate()
    {
        base.LateUpdate();
        if (base.scrollSensitivity != sensitivity * sensitivityMulti)
        {
            base.scrollSensitivity = sensitivity * sensitivityMulti;
        }
    }
 
    public void Refresh()
    {
        UpdateBounds();
        base.CalculateLayoutInputHorizontal();
        base.CalculateLayoutInputVertical();
        OnRectTransformDimensionsChange();
        base.SetLayoutVertical();
        base.LateUpdate();
    }
 
    public override void OnBeginDrag(PointerEventData eventData)
    {
        if (!disableDrag)
        {
            base.OnBeginDrag(eventData);
        }
    }
 
    public override void OnDrag(PointerEventData eventData)
    {
        if (!disableDrag)
        {
            base.OnDrag(eventData);
        }
    }
 
    public override void OnEndDrag(PointerEventData eventData)
    {
        if (!disableDrag)
        {
            base.OnEndDrag(eventData);
        }
    }
}