Borodar.ReorderableList.ReorderableListControl.DrawFooterControls C# (CSharp) Метод

        private void DrawFooterControls(Rect position, IReorderableListAdaptor adaptor)
        {
            if (HasFooterButtons) {
                Rect buttonPosition = new Rect(position.xMax - 30, position.yMax - 1, 30, FooterButtonStyle.fixedHeight);

                Rect menuButtonPosition = buttonPosition;
                var menuIconNormal = ReorderableListResources.GetTexture(ReorderableListTexture.Icon_AddMenu_Normal);
                var menuIconActive = ReorderableListResources.GetTexture(ReorderableListTexture.Icon_AddMenu_Active);

                if (HasAddButton) {
                    // Draw add menu drop-down button.
                    if (HasAddMenuButton) {
                        menuButtonPosition.x = buttonPosition.xMax - 14;
                        menuButtonPosition.xMax = buttonPosition.xMax;
                        menuIconNormal = ReorderableListResources.GetTexture(ReorderableListTexture.Icon_Menu_Normal);
                        menuIconActive = ReorderableListResources.GetTexture(ReorderableListTexture.Icon_Menu_Active);
                        buttonPosition.width -= 5;
                        buttonPosition.x = menuButtonPosition.x - buttonPosition.width + 1;
                    }

                    // Draw add item button.
                    var iconNormal = ReorderableListResources.GetTexture(ReorderableListTexture.Icon_Add_Normal);
                    var iconActive = ReorderableListResources.GetTexture(ReorderableListTexture.Icon_Add_Active);

                    if (GUIHelper.IconButton(buttonPosition, true, iconNormal, iconActive, FooterButtonStyle)) {
                        // Append item to list.
                        GUIUtility.keyboardControl = 0;
                        AddItem(adaptor);
                    }
                }

                if (HasAddMenuButton) {
                    // Draw add menu drop-down button.
                    if (GUIHelper.IconButton(menuButtonPosition, true, menuIconNormal, menuIconActive, FooterButtonStyle)) {
                        GUIUtility.keyboardControl = 0;
                        Rect totalAddButtonPosition = buttonPosition;
                        totalAddButtonPosition.xMax = position.xMax;
                        OnAddMenuClicked(new AddMenuClickedEventArgs(adaptor, totalAddButtonPosition));

                        // This will be helpful in many circumstances; including by default!
                        GUIUtility.ExitGUI();
                    }
                }
            }
        }