using System;
using System.Collections.Generic;
using System.Linq;
using System.Diagnostics;
using System.Threading;

namespace PicasaCleanupAgent
{
	/// <summary>
	/// Workaround for a bug in Google's Picasa Photo Viewer 
	/// that results in PicasaPhotoViewer.exe remaining in 
	/// memory after opening images on a network drive.
	/// </summary>
	static class Program
	{
		static void Main(string[] args)
		{
			while (true)
			{
				var picasaProcesses =
					(from p in Process.GetProcessesByName("PicasaPhotoViewer")
					 where p.MainWindowHandle == IntPtr.Zero && !p.HasExited
					 select p);

				foreach (var process in picasaProcesses)
				{
					process.WaitForInputIdle();
					if (process.MainWindowHandle == IntPtr.Zero)
					{
						process.Kill();
						process.WaitForExit();
					}
				}

				Thread.Sleep(1000);
			}
		}
	}
}