/// <summary>
/// Handles the EditValueUpdated event of the FieldVisibilityWrapper control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="args">The <see cref="FieldVisibilityWrapper.FieldEventArgs"/> instance containing the event data.</param>
private void FieldVisibilityWrapper_EditValueUpdated(object sender, FieldVisibilityWrapper.FieldEventArgs args)
{
FieldVisibilityWrapper.ApplyFieldVisibilityRules(phFields);
}
/// <summary>
/// Builds the controls for the Fields placeholder.
/// </summary>
/// <param name="setValues">if set to <c>true</c> [set values].</param>
private void BuildFields(bool setValues)
{
phFields.Controls.Clear();
if (this.RegistrationTemplate.Forms == null)
{
return;
}
foreach (var form in this.RegistrationTemplate.Forms.OrderBy(f => f.Order))
{
if (form.Fields == null)
{
continue;
}
foreach (var field in form.Fields.OrderBy(f => f.Order))
{
// NOTE: We will only have Registration Attributes displayed and editable on Registrant Detail.
// To Edit Person or GroupMember Attributes, they will have to go the PersonDetail or GroupMemberDetail blocks
if (field.FieldSource == RegistrationFieldSource.RegistrantAttribute)
{
if (field.AttributeId.HasValue)
{
object fieldValue = RegistrantState.FieldValues.ContainsKey(field.Id) ? RegistrantState.FieldValues[field.Id].FieldValue : null;
string value = setValues && fieldValue != null?fieldValue.ToString() : null;
var attribute = AttributeCache.Get(field.AttributeId.Value);
if ((setValues && value == null) || (value.IsNullOrWhiteSpace() && field.IsRequired == true))
{
// If the value was not set already, or if it is required and currently empty then use the default
// Intentionally leaving the possibility of saving an empty string as the value for non-required fields.
value = attribute.DefaultValue;
}
FieldVisibilityWrapper fieldVisibilityWrapper = new FieldVisibilityWrapper
{
ID = "_fieldVisibilityWrapper_attribute_" + attribute.Id.ToString(),
RegistrationTemplateFormFieldId = field.Id,
FieldVisibilityRules = field.FieldVisibilityRules
};
fieldVisibilityWrapper.EditValueUpdated += FieldVisibilityWrapper_EditValueUpdated;
phFields.Controls.Add(fieldVisibilityWrapper);
var editControl = attribute.AddControl(fieldVisibilityWrapper.Controls, value, BlockValidationGroup, setValues, true, field.IsRequired, null, field.Attribute.Description);
fieldVisibilityWrapper.EditControl = editControl;
bool hasDependantVisibilityRule = form.Fields.Any(a => a.FieldVisibilityRules.RuleList.Any(r => r.ComparedToRegistrationTemplateFormFieldGuid == field.Guid));
if (hasDependantVisibilityRule && attribute.FieldType.Field.HasChangeHandler(editControl))
{
attribute.FieldType.Field.AddChangeHandler(editControl, () =>
{
fieldVisibilityWrapper.TriggerEditValueUpdated(editControl, new FieldVisibilityWrapper.FieldEventArgs(attribute, editControl));
});
}
}
}
}
}
FieldVisibilityWrapper.ApplyFieldVisibilityRules(phFields);
}
