gideondsouza

using System.Text;
using System.Linq;
using System.Collections.Generic;

namespace Gideon.Extensions
{        
    static class ExportToCsvExtension
    {
        //awesomeness!! XD
        //found this at http://mikehadlow.blogspot.com/2008/06/linq-to-csv.html tweaked and fixed it

gideondsouza

 public interface IObservableHelper<T, TContext>
    where T : class //or EntityObject
    //where TContext : ObjectContext //optional
{
    IObservable<IList<T>> GetAllAsObservables(Func<TContext, IQueryable<T>> funcquery);
}

gideondsouza

public class ObservableHelper<T> : IObservableHelper<T, Database1Entities>
    where T : class //or EntityObject 
{
    public ObservableHelper()
    {
        _dat = new Database1Entities();
    }
    Database1Entities _dat;
    public IObservable<IList<T>> GetAllAsObservables(Func<Database1Entities, IQueryable<T>> funcquery)
    {

gideondsouza

public partial class Form1 : Form
{
    public Form1()
    {
        InitializeComponent();
        _repo = new ObservableHelper<Customer>();

        ControlScheduler cs = new ControlScheduler(this);//WE NEED THIS.
        Observable.FromEventPattern(h => textBox1.TextChanged += h,
                                    h => textBox1.TextChanged -= h)//tell Rx about our event

gideondsouza

public partial class Form1 : Form
{
    public Form1()
    {
        InitializeComponent();
        SearchList("");//load all
        ControlScheduler cs = new ControlScheduler(this);//WE NEED THIS.

        Observable.FromEventPattern(h => textBox1.TextChanged += h, 
                                    h => textBox1.TextChanged -= h)

gideondsouza

interface IUserRepository
{
 string GetUserName(int id);//one method for simplicity
}

gideondsouza

class MyUserRepo : IUserRepository
{
 string GetUserName(int id)
 {
  //grab your username from your data base here.
 } 
}

gideondsouza

IUserRepository repo = new MyUserRepo();//this is bad!!

gideondsouza

class RepoFactory
{
 public static IUserRepository UserRepo
 {
  get {return MyUserRepo();}
 } 
}

gideondsouza

IUserRepository rep = RepoFactory.UserRepo;