/// <summary>
/// Parse an AnswerDataCollection, converts the data and
/// returns an AnswerItemCollection filled with the correct
/// child controls
/// </summary>
/// <param name="answers">A collection of answerdata entities</param>
/// <param name="defaultSelectionMode">The default selection mode for the
/// item (Radio, checkbox etc...)</param>
/// <param name="parentcontrolUniqueID">
/// Unique ID required to identify global groups
/// like radiobutton groups
/// </param>
/// <param name="showAnswerText">
/// Assigns the text to the answeritem control ?
/// </param>
/// <param name="voterAnswersState">
/// Current state of answers, used for piping. If not available
/// leave it to null
/// </param>
/// <param name="enableDefaults">
/// Does the answer set the user default values of fields to the answer web controls
/// </param>
/// <returns>A collection of answeritem web controls</returns>
public static AnswerItemCollection CreateAnswerItemCollection(AnswerData answers, QuestionItem question, Section section, AnswerSelectionMode defaultSelectionMode, Style answerStyle, ControlRenderMode renderMode, string languageCode, string parentControlUniqueID, bool showAnswerText, VoterAnswersData.VotersAnswersDataTable voterAnswersState, bool enableDefaults)
{
AnswerItemCollection items = new AnswerItemCollection();
foreach (AnswerData.AnswersRow row in answers.Answers.Rows)
{
items.Add(Create(row, question, section, defaultSelectionMode, answerStyle, renderMode, languageCode, parentControlUniqueID, showAnswerText, voterAnswersState, enableDefaults));
}
return(items);
}
/// <summary>
/// Retrieves the given answer item from the control collection
/// </summary>
private static AnswerItem GetAnswerItem(AnswerItemCollection answers, int answerId)
{
foreach (AnswerItem item in answers)
{
if (item.AnswerId == answerId)
{
return(item);
}
}
return(null);
}
/// <summary>
/// Subsribe the answer items which require it to the correct
/// answer publisher controls
/// </summary>
public static void BindSubscribersToPublishers(AnswerItemCollection answers)
{
foreach (AnswerItem item in answers)
{
IAnswerSubscriber subscriber = item as IAnswerSubscriber;
if (subscriber != null)
{
foreach (AnswerData.AnswersRow row in new Answers().GetSubscriptionList(item.AnswerId).Answers.Rows)
{
AnswerItem answerItem = GetAnswerItem(answers, row.AnswerId);
if (answerItem != null)
{
answerItem.AnswerPublished += new AnswerPublisherEventHandler(subscriber.ProcessPublishedAnswers);
answerItem.AnswerPublisherCreated += new AnswerPublisherEventHandler(subscriber.PublisherCreation);
}
}
continue;
}
}
}
/// <summary>
/// Subscribe the answer items which require it to the correct
/// answer publisher controls defined as defined by the Subscriber collection
/// </summary>
public static void ActivateAnswerConnections(AnswerConnectionsCollection answerConnections, AnswerItemCollection answers)
{
foreach (AnswerConnection connection in answerConnections)
{
IAnswerSubscriber answerItem = GetAnswerItem(answers, connection.SubscriberId) as IAnswerSubscriber;
if (answerItem != null)
{
AnswerItem item2 = GetAnswerItem(answers, connection.PublisherId);
if ((item2 != null) && (item2 is IAnswerPublisher))
{
item2.AnswerPublished += new AnswerPublisherEventHandler(answerItem.ProcessPublishedAnswers);
item2.AnswerPublisherCreated += new AnswerPublisherEventHandler(answerItem.PublisherCreation);
}
}
}
}
