/// <summary>
/// Initializes a new instance of the <see cref="ScreenModel"/> class.
/// </summary>
/// <param name="definition">The definition.</param>
/// <exception cref="System.ArgumentException">Required container property is not present in the screen definition</exception>
public ScreenModel(UIControlDefinitionModel definition, ProjectModel projectOwner)
: base(projectOwner, null, definition)
{
System.Diagnostics.Debug.Assert(definition != null, "Screen definition can't be null");
//System.Diagnostics.Debug.Assert(!string.IsNullOrEmpty(definition.Name) && (definition.Name.Equals("screen", StringComparison.OrdinalIgnoreCase) || definition.Name.Equals("view", StringComparison.OrdinalIgnoreCase)), "definition must be for screen or view");
System.Diagnostics.Debug.Assert(projectOwner != null, "Project owner can't be null");
this.ParentProject = projectOwner;
string containerPropertyName = "items";
if (!string.IsNullOrEmpty(definition.ContainerProperty))
{
containerPropertyName = definition.ContainerProperty;
}
containerAttribute = this.ControlDefinition.AllAttributes.FirstOrDefault(a => a.Name == containerPropertyName);
//if (containerAttribute == null)
//{
// throw new ArgumentException("Required container property is not present in the screen definition");
//}
}
/// <summary>
/// Serializes the attribute value.
/// </summary>
/// <param name="baseElement">The base element.</param>
/// <param name="key">The key.</param>
/// <param name="value">The value.</param>
/// <returns></returns>
private void SerializeAttributeValue(XElement baseElement, AttributeModel key)
{
string value = string.Empty;
object typedValue = mAttributes[key];
if (typedValue != null)
{
switch (key.AttributeType.ToLowerInvariant())
{
case "collection": // only collections are special cases
{
TrulyObservableCollection <UIControlInstanceModel> collection = typedValue as TrulyObservableCollection <UIControlInstanceModel>;
if (collection.Count > 0)
{
AddToXMLChildElementsByID(baseElement, key.Name, collection);
}
}
break;
default:
{
AttributeValueConverter valueConverter = new AttributeValueConverter();
value = valueConverter.Convert(typedValue, typeof(string), key.AttributeType, System.Globalization.CultureInfo.InvariantCulture) as string;
}
break;
}
}
else
{
value = string.Empty;
}
if (!string.IsNullOrEmpty(value))
{
baseElement.SetAttributeValue(key.Name.ToLowerInvariant(), value);
}
}