UnityEditor.ListViewGUI.DoListView C# (CSharp) Method

        public static ListViewShared.ListViewElementsEnumerator DoListView(Rect pos, ListViewState state, int[] colWidths, string dragTitle)
        {
            Rect rect;
            int controlID = GUIUtility.GetControlID(listViewHash, FocusType.Passive);
            state.ID = controlID;
            state.selectionChanged = false;
            if ((GUIClip.visibleRect.x < 0f) || (GUIClip.visibleRect.y < 0f))
            {
                rect = pos;
            }
            else
            {
                rect = (pos.y >= 0f) ? new Rect(0f, state.scrollPos.y, GUIClip.visibleRect.width, GUIClip.visibleRect.height) : new Rect(0f, 0f, GUIClip.visibleRect.width, GUIClip.visibleRect.height);
            }
            if (rect.width <= 0f)
            {
                rect.width = 1f;
            }
            if (rect.height <= 0f)
            {
                rect.height = 1f;
            }
            ilvState.rect = rect;
            int yFrom = (int) ((-pos.y + rect.yMin) / ((float) state.rowHeight));
            int yTo = (yFrom + ((int) Math.Ceiling((double) ((((rect.yMin - pos.y) % ((float) state.rowHeight)) + rect.height) / ((float) state.rowHeight))))) - 1;
            if (colWidths == null)
            {
                dummyWidths[0] = (int) rect.width;
                colWidths = dummyWidths;
            }
            ilvState.invisibleRows = yFrom;
            ilvState.endRow = yTo;
            ilvState.rectHeight = (int) rect.height;
            ilvState.state = state;
            if (yFrom < 0)
            {
                yFrom = 0;
            }
            if (yTo >= state.totalRows)
            {
                yTo = state.totalRows - 1;
            }
            return new ListViewShared.ListViewElementsEnumerator(ilvState, colWidths, yFrom, yTo, dragTitle, new Rect(0f, (float) (yFrom * state.rowHeight), pos.width, (float) state.rowHeight));
        }

 public static ListViewShared.ListViewElementsEnumerator ListView(ListViewState state, ListViewOptions lvOptions, int[] colWidths, string dragTitle, GUIStyle style, params GUILayoutOption[] options)
 {
     GUILayout.BeginHorizontal(style, new GUILayoutOption[0]);
     state.scrollPos = EditorGUILayout.BeginScrollView(state.scrollPos, options);
     ListViewGUI.ilvState.beganHorizontal = true;
     state.draggedFrom = -1;
     state.draggedTo   = -1;
     state.fileNames   = null;
     if ((lvOptions & ListViewOptions.wantsReordering) != (ListViewOptions)0)
     {
         ListViewGUI.ilvState.wantsReordering = true;
     }
     if ((lvOptions & ListViewOptions.wantsExternalFiles) != (ListViewOptions)0)
     {
         ListViewGUI.ilvState.wantsExternalFiles = true;
     }
     if ((lvOptions & ListViewOptions.wantsToStartCustomDrag) != (ListViewOptions)0)
     {
         ListViewGUI.ilvState.wantsToStartCustomDrag = true;
     }
     if ((lvOptions & ListViewOptions.wantsToAcceptCustomDrag) != (ListViewOptions)0)
     {
         ListViewGUI.ilvState.wantsToAcceptCustomDrag = true;
     }
     return(ListViewGUI.DoListView(GUILayoutUtility.GetRect(1f, (float)(state.totalRows * state.rowHeight + 3)), state, colWidths, string.Empty));
 }