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using System;
using System.Workflow.Activities;
namespace DateSiteNavigation
{
/// <summary>
/// Defines the contract for the navigational workflow.
/// </summary>
[ExternalDataExchange]
public interface INavigationService
{
/// <summary>
/// Navigate to the previous step.
/// </summary>
event EventHandler<ExternalDataEventArgs> Previous;
/// <summary>
/// Navigate to the next step.
/// </summary>
event EventHandler<ExternalDataEventArgs> Next;
/// <summary>
/// Rehydrate a given workflow.
/// </summary>
event EventHandler<ExternalDataEventArgs> Rehydrated;
/// <summary>
/// Sent to the navigational workflow to ask it if it is in sync.
/// </summary>
event EventHandler<IncomingSynchronizeEventArgs> IncomingSynchronize;
/// <summary>
/// Raise a specific error.
/// </summary>
event EventHandler<ErrorEventArgs> Error;
/// <summary>
/// Skip to the basics state.
/// </summary>
event EventHandler<ExternalDataEventArgs> SkipToBasics;
/// <summary>
/// Skip to the appearance state.
/// </summary>
event EventHandler<ExternalDataEventArgs> SkipToAppearance;
/// <summary>
/// Skip to the lifestyle state.
/// </summary>
event EventHandler<ExternalDataEventArgs> SkipToLifestyle;
/// <summary>
/// Skip to the interests state.
/// </summary>
event EventHandler<ExternalDataEventArgs> SkipToInterests;
/// <summary>
/// Skip to the complete state.
/// </summary>
event EventHandler<ExternalDataEventArgs> SkipToComplete;
/// <summary>
/// Send a message to the host application of which page to go to.
/// </summary>
/// <param name="args"></param>
void OnPageToGoTo(PageToGoToEventArgs args);
/// <summary>
/// Sends a message to host application indicating whether or not the
/// workflow is in sync and if not, what needs to be done to synchronize it.
/// </summary>
/// <param name="args"></param>
void OnOutgoingSynchronize(OutgoingSynchronizeEventArgs args);
}
}
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