/// <summary>
/// Registers a resource in the given recource group with the given name.
/// </summary>
/// <param name="group">
/// The name of the resource group. If no resource group exists with this name, a new group will
/// be created automatically.
/// </param>
/// <param name="name">The name of the resource. This name must be unique across all the resources.</param>
/// <param name="loader">Reference to the object that will load the resource.</param>
public static void RegisterResource(string group, string name, UIResourceLoader loader)
{
if (string.IsNullOrEmpty(group))
{
throw new ArgumentNullException("group");
}
if (string.IsNullOrEmpty(name))
{
throw new ArgumentNullException("name");
}
if (loader == null)
{
throw new ArgumentNullException("loader");
}
if (resources.ContainsKey(name))
{
throw new UIException(string.Format("Resource with name '{0}' already registered at the UIResourceManager!", name));
}
if (registeredLoaders.Contains(loader))
{
throw new UIException("The given UIResourceLoader is already registered at the UIResourceManager!");
}
if (!resourceGroups.ContainsKey(group))
{
/// A new resource group has to be created.
resourceGroups.Add(group, new RCSet <string>());
}
/// Register the resource loader.
resourceGroups[group].Add(name);
registeredLoaders.Add(loader);
resources.Add(name, loader);
}
/// <summary>
/// Loads a resource definition from the given XML-element.
/// </summary>
/// <param name="resGroupName">The name of the group of the resource.</param>
/// <param name="resourceElem">The XML-element to load from.</param>
private void LoadResourceDef(string resGroupName, XElement resourceElem)
{
XAttribute namespaceAttr = resourceElem.Attribute(RESOURCE_NAMESPACE_ATTR);
XAttribute nameAttr = resourceElem.Attribute(RESOURCE_NAME_ATTR);
XAttribute loaderAttr = resourceElem.Attribute(RESOURCE_LOADER_ATTR);
if (namespaceAttr != null && nameAttr != null && loaderAttr != null)
{
if (!this.loaderAssemblies.ContainsKey(loaderAttr.Value))
{
throw new ConfigurationException(string.Format("Loader with name '{0}' doesn't exist"));
}
string resourceName = string.Format("{0}.{1}", namespaceAttr.Value, nameAttr.Value);
/// Load the defined paths from the XML
Dictionary <string, FileInfo> paths = new Dictionary <string, FileInfo>();
foreach (XElement pathElem in resourceElem.Elements(PATH_ELEM))
{
this.LoadPathElement(pathElem, ref paths);
}
/// Load the defined parameters from the XML
Dictionary <string, string> parameters = new Dictionary <string, string>();
foreach (XElement paramElem in resourceElem.Elements(PARAMETER_ELEM))
{
this.LoadParameterElement(paramElem, ref parameters);
}
/// Load the assembly that contains the resource loader class and create an instance of that class.
Assembly asm = Assembly.Load(this.loaderAssemblies[loaderAttr.Value]);
if (asm != null)
{
Type resLoaderType = asm.GetType(this.loaderClasses[loaderAttr.Value]);
if (resLoaderType != null)
{
UIResourceLoader resLoader = Activator.CreateInstance(resLoaderType, new object[2] {
paths, parameters
}) as UIResourceLoader;
if (resLoader != null)
{
/// Register the created trace object to the trace manager.
UIResourceManager.RegisterResource(resGroupName, resourceName, resLoader);
}
else
{
throw new ConfigurationException(string.Format("Type {0} doesn't implement abstract class RC.UI.UIResourceLoader!", this.loaderClasses[loaderAttr.Value]));
}
}
else
{
throw new ConfigurationException(string.Format("Unable to load type {0} from assembly {1}!", this.loaderClasses[loaderAttr.Value], this.loaderAssemblies[loaderAttr.Value]));
}
}
else
{
throw new ConfigurationException(string.Format("Unable to load assembly {0}!", this.loaderAssemblies[loaderAttr.Value]));
}
}
else
{
/// Error: no namespace, name or loader defined
throw new ConfigurationException("No namespace, name or loader defined for resource!");
}
}
