OptionsForm.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Text;
using System.Windows.Forms;
using System.Xml;

using Tekla.Structures;
using Tekla.Structures.Model;

namespace TeklaToolbar
{
    public partial class CustomiseForm : Form
    {
        public string strMacrosFolder = "";
        public string strModelingMacrosFolder = "";
        public string strTeklaToolbarFolder = "";
        Model model = new Model();
        Properties.Settings settings = new global::TeklaToolbar.Properties.Settings();
        
        public CustomiseForm()
        {
            InitializeComponent();
        }

        private void Options_Load(object sender, EventArgs e)
        {
            treeView1.Nodes.Clear();
            TreeViewSerializer serializer = new TreeViewSerializer();
            serializer.DeserializeTreeView(treeView1);

            model.GetAdvancedOption("XS_MACRO_DIRECTORY", ref strMacrosFolder);
            strModelingMacrosFolder = strMacrosFolder + @"\modeling\";
            strTeklaToolbarFolder = strMacrosFolder + @"\modeling\TeklaToolbar\";
            DirectoryInfo MacrosFolder = new DirectoryInfo(strTeklaToolbarFolder);

            if (MacrosFolder.Exists)
            {
                FileInfo[] files = MacrosFolder.GetFiles(".cs");

                foreach (FileInfo macro in MacrosFolder.GetFiles("*.cs"))
                {
                    ListViewItem listviewitem = new ListViewItem(macro.Name);
                    listviewitem.Tag = macro.FullName;
                    listView1.Items.Add(listviewitem);
                }
            }

            treeView1.SelectedNode = new TreeNode();
        }

        private void btnSave_Click(object sender, EventArgs e)
        {

        }

        private void newRootFolderToolStripMenuItem_Click(object sender, EventArgs e)
        {
            
        }

        private void newSubFolderToolStripMenuItem_Click(object sender, EventArgs e)
        {
            
        }

        private void insertMacroToolStripMenuItem_Click(object sender, EventArgs e)
        {
            
        }

        private void moveUpToolStripMenuItem_Click(object sender, EventArgs e)
        {
            
        }

        private void moveDownToolStripMenuItem_Click(object sender, EventArgs e)
        {
            
        }

        private void insertSeperatorToolStripMenuItem_Click(object sender, EventArgs e)
        {
            
        }

        private void OptionsForm_FormClosing(object sender, FormClosingEventArgs e)
        {
            TreeViewSerializer serializer = new TreeViewSerializer();
            serializer.SerializeTreeView(treeView1);
        }

        private void newMainFolderToolStripMenuItem_Click(object sender, EventArgs e)
        {
            try
            {
                TreeNode tn = new TreeNode("New Node");
                tn.Tag = "Folder";
                treeView1.BeginUpdate();
                treeView1.Nodes.Add(tn);
                treeView1.EndUpdate();
                treeView1.SelectedNode = null;
            }
            catch { }
        }

        private void newSubFolderToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            try
            {
                TreeNode tn = new TreeNode("New Node");
                tn.Tag = "Folder";
                treeView1.BeginUpdate();

                if (treeView1.SelectedNode == null) treeView1.Nodes.Add(tn);
                else if (treeView1.SelectedNode != null) treeView1.SelectedNode.Nodes.Add(tn);

                treeView1.EndUpdate();
            }
            catch { }
        }

        private void treeView1_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Delete) if (treeView1.SelectedNode != null) treeView1.SelectedNode.Remove();
            if (e.KeyCode == Keys.F2) treeView1.SelectedNode.BeginEdit();
        }

        private void moveUpToolStripButton_Click(object sender, EventArgs e)
        {
            Extensions.MoveNodeUp(treeView1.SelectedNode);
        }

        private void moveDownToolStripButton_Click(object sender, EventArgs e)
        {
            Extensions.MoveNodeDown(treeView1.SelectedNode);
        }

        private void addMacroToolStripButton_Click(object sender, EventArgs e)
        {
            if (treeView1.SelectedNode != null && treeView1.SelectedNode.Tag.ToString() == "Folder" && listView1.SelectedItems != null)
            {
                ListViewItem listviewitem = listView1.SelectedItems[0];
                TreeNode tn = new TreeNode(listviewitem.Text);
                tn.Tag = listviewitem.Tag.ToString();
                treeView1.BeginUpdate();
                treeView1.SelectedNode.Nodes.Add(tn);
                treeView1.EndUpdate();
            }
        }

        private void addSeparatorToolStripButton_Click(object sender, EventArgs e)
        {
            try
            {
                TreeNode tn = new TreeNode("-");
                treeView1.BeginUpdate();

                if (treeView1.SelectedNode == null) treeView1.Nodes.Add(tn);
                else if (treeView1.SelectedNode != null) treeView1.SelectedNode.Nodes.Add(tn);

                treeView1.EndUpdate();
                treeView1.SelectedNode = null;
            }
            catch { }
        }
    }
    public static class Extensions
    {
        public static void MoveNodeUp(TreeNode node)
        {
            TreeNode parent = node.Parent;
            TreeView view = node.TreeView;
            if (parent != null)
            {
                int index = parent.Nodes.IndexOf(node);
                if (index > 0)
                {
                    parent.Nodes.RemoveAt(index);
                    parent.Nodes.Insert(index - 1, node);
                }
            }
            else if (node.TreeView.Nodes.Contains(node))
            {
                int index = view.Nodes.IndexOf(node);
                if (index > 0)
                {
                    view.Nodes.RemoveAt(index);
                    view.Nodes.Insert(index - 1, node);
                }
            }
            node.TreeView.SelectedNode = node;
        }

        public static void MoveNodeDown(TreeNode node)
        {
            TreeNode parent = node.Parent;
            TreeView view = node.TreeView;
            if (parent != null)
            {
                int index = parent.Nodes.IndexOf(node);
                if (index < parent.Nodes.Count - 1)
                {
                    parent.Nodes.RemoveAt(index);
                    parent.Nodes.Insert(index + 1, node);
                }
            }
            else if (node.TreeView.Nodes.Contains(node))
            {
                int index = view.Nodes.IndexOf(node);
                if (index < view.Nodes.Count - 1)
                {
                    view.Nodes.RemoveAt(index);
                    view.Nodes.Insert(index + 1, node);
                }
            }
            node.TreeView.SelectedNode = node;
        }
    }
}