/// <summary>
/// Refresh designer items when ActivityDesigner is loaded.
/// NOTE: This sample sets a default service Uri
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ActivityDesigner_Loaded(object sender, RoutedEventArgs e)
{
selectedModelItem = (sender as QueryFeedDesigner).ModelItem;
selectItems = new Dictionary<string, SelectItem>();
orderByItems = new Dictionary<string, OrderByItem>();
if (selectedModelItem.Properties["Uri"].Value == null)
{
//NOTE: This sample uses a default ServiceUrl
selectedModelItem.Properties["Uri"].SetValue(Properties.Settings.Default.ServiceUrl);
}
{
uri = selectedModelItem.Properties["Uri"].Value.ToString();
odataQuery = new ODataQuery(uri);
}
this.RefreshItems();
}
/// <summary>
/// Given a Uri and Resource, get the EntityPropertySchema
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ActivityDesigner_GotFocus(object sender, RoutedEventArgs e)
{
string uri = string.Empty;
string resource = string.Empty;
ODataQuery q = null;
ModelItem parent = (sender as FilterDesigner).ModelItem.GetParent(typeof(QueryFeed));
if (parent.Properties["Uri"].Value != null)
uri = parent.Properties["Uri"].Value.ToString();
if (parent.Properties["Resource"] != null)
{
resource = parent.Properties["Resource"].Value.ToString();
q = new ODataQuery(uri);
filterSchema = q.FilterSchema(resource);
}
}
/// <summary>
/// Refresh EntitySets
/// </summary>
private void RefreshEntitySets()
{
ODataQuery q = null;
//NOTE: The sample assumes a EntityProperties activity variable as IEnumerable<IEnumerable<EntityProperty>>
ModelItem sequence = selectedModelItem.GetParent(typeof(Sequence));
Collection<System.Activities.Variable> variables = sequence.Properties["Variables"].ComputedValue as Collection<System.Activities.Variable>;
var variable = (from v in variables where v.Name == "EntityProperties" select v).First();
selectedModelItem.Properties["EntityProperties"].SetValue(new OutArgument<IEnumerable<IEnumerable<EntityProperty>>>(variable));
//Get entity sets
if (selectedModelItem.Properties["Uri"].Value != null)
{
uri = selectedModelItem.Properties["Uri"].Value.ToString();
q = new ODataQuery(uri);
entitySet = q.EntitySets;
}
}
