/// <summary>
/// Raises when a session is abandoned or expires.
/// </summary>
/// <param name="sender">The sourceRow of the event.</param>
/// <param name="e">An EventArgs that contains the event data.</param>
protected virtual void Session_End(object sender, EventArgs e)
{
if (Micajah.Common.Pages.PageStatePersister.IsInUse && FrameworkConfiguration.Current.WebApplication.ViewState.DeleteExpiredViewState)
{
ViewStateProvider.DeleteExpiredViewState();
}
}
/// <summary>
/// Loads the view and control states from SQL database.
/// </summary>
public override void Load()
{
if (!this.Page.EnableViewState)
{
return;
}
IsInUse = true;
Guid viewStateId = Guid.Empty;
if (Page.Request[ViewStateKeyName] != null)
{
object obj = Support.ConvertStringToType(Page.Request[ViewStateKeyName], typeof(Guid));
if (obj != null)
{
viewStateId = (Guid)obj;
}
}
if (viewStateId != Guid.Empty)
{
Pair statePair = ViewStateProvider.GetViewState(viewStateId, this.StateFormatter);
if (statePair != null)
{
ViewState = statePair.First;
ControlState = statePair.Second;
}
}
}
/// <summary>
/// Raises when an application is started.
/// </summary>
/// <param name="sender">The sourceRow of the event.</param>
/// <param name="e">An EventArgs that contains the event data.</param>
protected virtual void Application_Start(object sender, EventArgs e)
{
RegisterResourceVirtualPathProvider();
Resources.ResourceManager.IgnoreCase = true;
if (Micajah.Common.Pages.PageStatePersister.IsInUse && FrameworkConfiguration.Current.WebApplication.ViewState.DeleteExpiredViewState)
{
ViewStateProvider.DeleteExpiredViewState();
}
}
/// <summary>
/// Persists the view and control states in SQL database.
/// </summary>
public override void Save()
{
if (!this.Page.EnableViewState)
{
return;
}
if ((ViewState == null) && (ControlState == null))
{
return;
}
IsInUse = true;
Guid viewStateId = Guid.NewGuid();
ViewStateProvider.InsertViewState(viewStateId, this.StateFormatter, new Pair(ViewState, ControlState));
Page.ClientScript.RegisterHiddenField(ViewStateKeyName, viewStateId.ToString("N"));
}
