// Copyright 2010 ESRI
// 
// All rights reserved under the copyright laws of the United States
// and applicable international laws, treaties, and conventions.
// 
// You may freely redistribute and use this sample code, with or
// without modification, provided you include the original copyright
// notice and use restrictions.
// 
// See the use restrictions.
// 

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using ESRI.ArcGIS.Schematic;

namespace EnforcingDiagramName
{
  /// <summary>
  /// EnforcingDiagramName class handling event AfterGenerateDiagram in order to prefix the name of the generated diagrams
  /// </summary>
  public class EnforcingDiagramName : ESRI.ArcGIS.Desktop.AddIns.Extension
  {

    private SchematicDatasetManager m_schematicDatasetMgr;

    public EnforcingDiagramName()
    {
    }

    protected override void OnStartup()
    {
    // Instantiate the schematic dataset manager which fires events coming from all schematic datasets
      m_schematicDatasetMgr = new SchematicDatasetManager();
      // Handles new diagram generation
      m_schematicDatasetMgr.AfterGenerateDiagram += new ISchematicDatasetEvents_AfterGenerateDiagramEventHandler(OnAfterGenerateDiagram);
    }

    protected override void OnShutdown()
    {
      m_schematicDatasetMgr.AfterGenerateDiagram -= new ISchematicDatasetEvents_AfterGenerateDiagramEventHandler(OnAfterGenerateDiagram);
      m_schematicDatasetMgr = null;
    }

    /// <summary>
    /// Occurs when a new diagram is generated
    /// </summary>
    /// <param name="schematicDiagram">Schematic diagram just generated</param>
    void OnAfterGenerateDiagram(ISchematicDiagram schematicDiagram)
    {
      // Add user name before generate diagram name
      string userName = System.Environment.UserName;

      if (State == ESRI.ArcGIS.Desktop.AddIns.ExtensionState.Enabled)
        schematicDiagram.Name = userName + "_" + schematicDiagram.Name;
    }

  }

}