FairyGUI.ScrollPane.SetSize C# (CSharp) Method

        void SetSize(float aWidth, float aHeight)
        {
            AdjustMaskContainer();

            if (_hzScrollBar != null)
            {
                _hzScrollBar.y = aHeight - _hzScrollBar.height;
                if (_vtScrollBar != null)
                {
                    _hzScrollBar.width = aWidth - _vtScrollBar.width - _scrollBarMargin.left - _scrollBarMargin.right;
                    if (_displayOnLeft)
                        _hzScrollBar.x = _scrollBarMargin.left + _vtScrollBar.width;
                    else
                        _hzScrollBar.x = _scrollBarMargin.left;
                }
                else
                {
                    _hzScrollBar.width = aWidth - _scrollBarMargin.left - _scrollBarMargin.right;
                    _hzScrollBar.x = _scrollBarMargin.left;
                }
            }
            if (_vtScrollBar != null)
            {
                if (!_displayOnLeft)
                    _vtScrollBar.x = aWidth - _vtScrollBar.width;
                if (_hzScrollBar != null)
                    _vtScrollBar.height = aHeight - _hzScrollBar.height - _scrollBarMargin.top - _scrollBarMargin.bottom;
                else
                    _vtScrollBar.height = aHeight - _scrollBarMargin.top - _scrollBarMargin.bottom;
                _vtScrollBar.y = _scrollBarMargin.top;
            }

            _viewWidth = aWidth;
            _viewHeight = aHeight;
            if (_hzScrollBar != null && !_hScrollNone)
                _viewHeight -= _hzScrollBar.height;
            if (_vtScrollBar != null && !_vScrollNone)
                _viewWidth -= _vtScrollBar.width;
            _viewWidth -= (_owner.margin.left + _owner.margin.right);
            _viewHeight -= (_owner.margin.top + _owner.margin.bottom);

            _viewWidth = Mathf.Max(1, _viewWidth);
            _viewHeight = Mathf.Max(1, _viewHeight);
            _pageSize = new Vector2(_viewWidth, _viewHeight);

            HandleSizeChanged();
        }