protected override DataContext CreateDataContext()
{
// Create and register the base DialogContext
DataContext context = base.CreateDataContext();
// Set up the collections we need for the various
// combo boxes on the form.
DomainDAO appDao = DomainFactory.GetDAO("Application");
List<Domain> applications = appDao.Get();
context.AddObject("Applications", applications);
DomainDAO propDao = DomainFactory.GetDAO("PropertyDefinition");
List<Domain> properties = propDao.Get();
context.AddObject("PropertyDefinitions", properties);
DomainDAO dao = DomainFactory.GetDAO("Form");
List<Domain> valueList = dao.Get();
context.AddObject("Forms", valueList);
// Create a context for use by the Effective Date Editor
SetContext(new DataContext("EffectiveDateCtx"));
DataContext vcContext = new DataContext("ValueCriteriaCtx");
// Create a context for use by the Value Criteria Editor
SetContext(vcContext);
// Register interest in when the contexts change...
context.ContextChanged += ContextChangeHandler;
vcContext.ContextChanged += ContextChangeHandler;
return context;
}
/// <summary>
/// Recursively searches the widget hierarchy for a data context container
/// that has the required data context.
/// </summary>
/// <param name="widget">
/// The widget on which to search for the data context.
/// </param>
/// <returns>
/// A reference to the data context if found. Otherwise, return <c>null</c>.
/// </returns>
private DataContext GetContext(Widget widget)
{
DataContext context = null;
if (widget != null)
{
if (widget is ContextContainer)
{
context = ((ContextContainer) widget).GetContext(contextName);
}
else
{
context = GetContext(widget.Parent);
}
}
return context;
}
public void SetContext(DataContext context)
{
Data[context.Name] = context;
}
public void ConnectControl()
{
context = Context;
if (context != null)
{
context.ContextChanged += ContextChangeHandler;
}
}
/// <summary>
/// An overrideable method that creates a data context and registers it with
/// the container.
/// </summary>
/// <remarks>
/// The name of the default data context is <c>DialogContext</c>.
/// </remarks>
/// <returns>
/// Reference to the newly created data context.
/// </returns>
protected virtual DataContext CreateDataContext()
{
DataContext context = new DataContext("DialogContext");
SetContext(context);
return context;
}