ScriptEventMonitor.cs :  » GUI » SharpVectorGraphics » SharpVectors » Scripting » C# / CSharp Open Source

using System;
using System.Reflection;
using Microsoft.Vsa;
using Microsoft.JScript;
using Microsoft.JScript.Vsa;


using SharpVectors.Dom;
using SharpVectors.Dom.Svg;
using SharpVectors.Dom.Events;

namespace SharpVectors.Scripting{
  /// <summary>
  /// Summary description for ScriptEventMonitor.
  /// </summary>
  public class ScriptEventMonitor
  {
    private IAttribute att = null;
    private VsaScriptEngine engine = null;
    private ISvgWindow window = null;

    public ScriptEventMonitor(VsaScriptEngine engine, IAttribute att, ISvgWindow window)
    {
      this.att = att;
      this.engine = engine;
      this.window = window;
    }
   
    public void EventHandler(
      IEvent @event)
    {
      try 
      {
        int handle = window.Document.RootElement.SuspendRedraw(60000);
        ((JScriptEngine)engine).Evaluate(att.Value, @event);
        window.Document.RootElement.UnsuspendRedraw(handle);
        System.GC.Collect();
        System.GC.WaitForPendingFinalizers();
      } 
      catch (Exception e) 
      {
        System.Windows.Forms.MessageBox.Show(e.Message + "\n" + e.StackTrace + "\n" + e.ToString());
      }
    }
  }
}