LayoutFarm.Demo.DemoForm._samplesTreeView_NodeMouseClick C# (CSharp) Method

        void _samplesTreeView_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)
        {
            var filename = e.Node.Tag as string;
            if (filename == null ||
                !File.Exists(filename))
            {
                return;
            }
            //------------------------------------
            //load file
            _updateLock = true;
            Application.UseWaitCursor = true;
            //set root folder of current html panel
            this.htmlRootFolder = Path.GetDirectoryName(filename);
            _htmlPanel.Text = File.ReadAllText(filename);
            Application.UseWaitCursor = false;
            _updateLock = false;
            UpdateWebBrowserHtml();
        }