UserControl.Session Свойство

Определение

Возвращает объект HttpSessionState для текущего веб-запроса.Gets the HttpSessionState object for the current Web request.

public:
 property System::Web::SessionState::HttpSessionState ^ Session { System::Web::SessionState::HttpSessionState ^ get(); };
[System.ComponentModel.Browsable(false)]
public System.Web.SessionState.HttpSessionState Session { get; }
member this.Session : System.Web.SessionState.HttpSessionState
Public ReadOnly Property Session As HttpSessionState

Значение свойства

Объект HttpSessionState, связанный с Page (содержит экземпляр UserControl).An HttpSessionState object associated with the Page that contains the UserControl instance.

Атрибуты

Примеры

В следующем примере значения добавляются к Session свойству пользовательского элемента управления.The following example adds values to the Session property of a user control. Синтаксис вставляет значения двух TextBox веб-серверных элементов управления в сеанс, связанный с пользовательским элементом управления и содержащей его страницу. myControl.Session.AddThe myControl.Session.Add syntax inserts the values of two TextBox Web server controls to the session associated with the user control and the page that contains it.

// Save state information which is used by display handler after the postback has occurred.
void SubmitBtn_Click(Object sender, EventArgs e) 
{
  // Clear all values from session state of 'Page'.
  Session.Clear();

  // Populate Session State of UserControl with the values entered by user.
  myControl.Session.Add("username",myControl.user.Text);
  myControl.Session.Add("password",myControl.password.Text);

  // Add UserControl state to the SessionState object of Page.
  Session[myControl.user.Text]= myControl;
  display.Enabled = true;
}

void Display_Click(Object sender, EventArgs e)
{
  int position = Session.Count - 1;

  // Extract stored UserControl from the session state of page.
  LogOnControl tempControl = (LogOnControl)Session[Session.Keys[position]];

  // Use SessionState of UserControl to display previously typed information.
  txtSession.Text = "<br /><br />User:" + tempControl.Session["username"] + "<br />Password : " + tempControl.Session["password"];
  display.Enabled = false;
}
' Saves state information which is used by display handler after the postback has occurred.

Sub SubmitBtn_Click(Sender As Object, e As EventArgs) 

    ' Clear all values from session state of 'Page'.
    Session.Clear()

    ' Populate Session State of UserControl with the values entered by user.
    myControl.Session.Add("username",myControl.user.Text)
    myControl.Session.Add("password",myControl.password.Text)

    ' Add UserControl state to the SessionState object of Page.
    Session(myControl.user.Text)= myControl
    Display.Enabled = true
End Sub

Sub Display_Click(Sender As Object,e As EventArgs)

    Dim position As Integer = Session.Count - 1

    ' Extract stored UserControl from the session state of page.
    Dim tempControl As LogOnControl = CType(Session(Session.Keys(position)),LogOnControl)

    ' Use SessionState of UserControl to display previously typed information.
    txtSession.Text = "<br /><br />User:" + tempControl.Session("username") + "<br />Password : " + tempControl.Session("password")
    Display.Enabled = false
End Sub

Применяется к

Дополнительно