/// <summary>Called by UResizer for every control to be 'resized'.</summary>
        public override void OnAfterResizerUpdate()
        {
            if (this.dragHandle_ != null)
            {
                this.dragHandle_.size = this.windowTitleLabel_.size;

                // Push the window back into screen if the label/draghandle are partially offscreen
                UIUtil.ClampToScreen(
                    window: this,
                    alwaysVisible: windowTitleLabel_);
            }
            this.dragHandle_.size = new Vector2(this.width - (2 * UConst.UIPADDING), this.windowTitleLabel_.height);
        }