CardMaker.Forms.CardMakerMDI.removeLayoutTemplatesToolStripMenuItem_Click C# (CSharp) Метод

        private void removeLayoutTemplatesToolStripMenuItem_Click(object sender, EventArgs e)
        {
            const string TEMPLATE = "template";
            var listItems = new List<string>();
            LayoutTemplateManager.Instance.LayoutTemplates.ForEach(x => listItems.Add(x.ToString()));

            var zQuery = new QueryPanelDialog("Remove Layout Templates", 450, false);
            zQuery.SetIcon(Properties.Resources.CardMakerIcon);
            zQuery.AddLabel("Select the templates to remove.", 20);
            zQuery.AddListBox("Templates", listItems.ToArray(), null, true, 120, TEMPLATE);
            zQuery.AllowResize();
            if (DialogResult.OK == zQuery.ShowDialog(this))
            {
                var arrayRemove = zQuery.GetIndices(TEMPLATE);
                if (0 == arrayRemove.Length)
                {
                    return;
                }
                var trimmedList = new List<LayoutTemplate>();
                int removalIdx = 0;
                List<LayoutTemplate> listOldTemplates = LayoutTemplateManager.Instance.LayoutTemplates;
                for (int nIdx = 0; nIdx < listOldTemplates.Count; nIdx++)
                {
                    if (removalIdx < arrayRemove.Length && nIdx == arrayRemove[removalIdx])
                    {
                        removalIdx++;
                        // delete failures are logged
                        LayoutTemplateManager.Instance.DeleteLayoutTemplate(CardMakerInstance.StartupPath, listOldTemplates[nIdx]);
                    }
                    else
                    {
                        trimmedList.Add(listOldTemplates[nIdx]);
                    }
                }
                LayoutTemplateManager.Instance.LayoutTemplates = trimmedList;
            }
        }