void ctxSlider_Opening(object sender, CancelEventArgs e)
        {
            SlidersAutoGrowControl slidersAutoGrow = base.Parent as SlidersAutoGrowControl;

            if (slidersAutoGrow == null)
            {
                string msg = "SliderCombo should be added into SlidersAutoGrow"
                             + " to get SlidersAutoGrow's menu and append it to rightClick on a slider";
                Assembler.PopupException(msg);
                return;
            }

            try {
                this.ctxSlider.SuspendLayout();
                //this.ctxSlider.Items.AddRange(slidersAutoGrow.TsiScriptContextsDynamic);
                //int indexToInsert = this.ctxSlider.Items.IndexOf(this.mniSepAddContextScriptsAfter) + 1;
                //this.ctxSlider.Items.AddRange(slidersAutoGrow.TsiScriptContextsDynamic);
                //foreach (var mni in slidersAutoGrow.TsiScriptContextsDynamic) {
                foreach (var mni in slidersAutoGrow.TsiDynamic)
                {
                    //this.ctxSlider.Items.Insert(indexToInsert++, mni);
                    this.ctxSlider.Items.Add(mni);
                }
            } catch (Exception ex) {
                Assembler.PopupException("ctxSlider_Opening()", ex);
            } finally {
                this.ctxSlider.ResumeLayout(true);
            }
        }
		public MenuItemSlidersAutoGrowPreview() : base(new SlidersAutoGrowControl()) {
			this.SlidersAutoGrow = this.Control as SlidersAutoGrowControl;
		}
 public MenuItemSlidersAutoGrowPreview() : base(new SlidersAutoGrowControl())
 {
     this.SlidersAutoGrow = this.Control as SlidersAutoGrowControl;
 }