1:  protected void Page_Load(object sender, EventArgs e)

   2:      {

   3:          // Connect the chart to the data source

   4:          // In this example we are holding a table in memory

   5:          DragDropChart.DataSource = Data;

   6:   

   7:          // Hook up the Drag Drop event handler.  This could be done in the ASPX file.

   8:          DragDropChart.ItemDropped += new OrgChart.Core.OrganisationChartDragDropEventHandler(DragDropChart_ItemDropped);

   9:      }

  10:   

  11:      /// <summary>

  12:      /// This method is called once an item is dragged and dropped onto another item!

  13:      /// </summary>

  14:      /// <param name="sender">The Org Chart</param>

  15:      /// <param name="DraggedItemId">The ItemId of the dragged item</param>

  16:      /// <param name="DroppedItemId">The ItemId of dropped item</param>

  17:      bool DragDropChart_ItemDropped(object sender, string DraggedItemId, string DroppedItemId)

  18:      {

  19:          // Don't let the user change the first ( root item ) 

  20:          if (DraggedItemId == "1")

  21:          {

  22:              // Returning false "Cancels" the drop event

  23:              return false;

  24:          }

  25:   

  26:          // Update the data source

  27:          UpdateRow(DraggedItemId, DroppedItemId);

  28:          return true;

  29:      }

   1:  <cc1:DataBoundOrganisationChart ID="DragDropChart" runat="server">

   2:                  <DragDrop Enabled="true" />                

   3:  </cc1:DataBoundOrganisationChart>