WPF

public static void DeleteCookie(string key)
       {
           //string oldCookie = HtmlPage.Document.GetProperty("cookie") as String;
           DateTime expiration = DateTime.UtcNow - TimeSpan.FromDays(1);
           string cookie = String.Format("{0}=;expires={1}", key, expiration.ToString("R"));
           HtmlPage.Document.SetProperty("cookie", cookie);
       }

public static void SetCookie(string key, string value)
       {

          // string oldCookie = HtmlPage.Document.GetProperty("cookie") as String;
           DateTime expiration = DateTime.UtcNow + TimeSpan.FromDays(2000);
           string cookie = String.Format("{0}={1};expires={2}", key, value, expiration.ToString("R"));
           HtmlPage.Document.SetProperty("cookie", cookie);
       }

/// 
        /// Retrieves an existing cookie
        /// 
        /// cookie key
        /// null if the cookie does not exist, otherwise the cookie value
        public static string GetCookie(string key)
        {
            string[] cookies = HtmlPage.Document.Cookies.Split(';');
            key += '=';
            foreach (string cookie in cookies)
            {
                string cookieStr = cookie.Trim();
                if (cookieStr.StartsWith(key, StringComparison.OrdinalIgnoreCase))
                {
                    string[] vals = cookieStr.Split('=');

                    if (vals.Length >= 2)
                    {
                        return vals[1];
                    }

                    return string.Empty;
                }
            }

            return null;
        }

Member 4550493 wrote:

I read about MVVM model. Using MVVM model i can reduce the code behind.

What does it Mean?

 

Member 4550493 wrote:

What is the actual use of ViewModel.

Member 4550493 wrote:

can't I bind the data from model itself rather than ViewModel?

Member 4550493 wrote:

I read about MVVM model. Using MVVM model i can reduce the code behind.

What does it Mean?

Member 4550493 wrote:

As MVVM model is separating the view, Model and ViewModel.

What is the actual use of ViewModel.

Member 4550493 wrote:

can't I bind the data from model itself rather than ViewModel?

arkiboys wrote:

Do you see why please?

foreach (DataRow dr in ds.Tables[0].Rows)
            {
                //yada yada
                MyClass.property2 = dr.IsNull(2) ? String.Empty : (string)dr.ItemArray[3];
                MyClass.property3 = dr.IsNull(3) ? String.Empty : (string)dr.ItemArray[3];
                //yada yada
            }

foreach (DataRow dr in ds.Tables[0].Rows)
            {
                //yada yada
                MyClass.property2 = dr.IsNull(2) ? String.Empty : (string)dr.ItemArray[2];
                MyClass.property3 = dr.IsNull(3) ? String.Empty : (string)dr.ItemArray[3];
                //yada yada
            }