/// <summary>
/// Creates a one-dimensional <see cref="T:System.Array">Array</see> instance containing the collection items.
/// </summary>
/// <returns>Array of type IPlugin</returns>
public IImageManipulationPlugin[] ToArray()
{
IImageManipulationPlugin[] array = new IImageManipulationPlugin[this.Count];
this.CopyTo(array, 0);
return(array);
}
/// <summary>
/// Iterate through all the child nodes
/// of the XMLNode that was passed in and create instances
/// of the specified Types by reading the attribite values of the nodes
/// we use a try/Catch here because some of the nodes
/// might contain an invalid reference to a plugin type
/// </summary>
/// <param name="parent"></param>
/// <param name="configContext"></param>
/// <param name="section">The XML section we will iterate against</param>
/// <returns></returns>
public object Create(object parent, object configContext, System.Xml.XmlNode section)
{
PluginCollection plugins = new PluginCollection();
foreach (XmlNode node in section.ChildNodes)
{
try
{
//Use the Activator class's 'CreateInstance' method
//to try and create an instance of the plugin by
//passing in the type name specified in the attribute value
object plugObject = Activator.CreateInstance(Type.GetType(node.Attributes["type"].Value));
//Cast this to an IPlugin interface and add to the collection
IImageManipulationPlugin plugin = (IImageManipulationPlugin)plugObject;
plugins.Add(plugin);
}
catch (Exception e)
{
//Catch any exceptions
//but continue iterating for more plugins
}
}
return(plugins);
}
/// <summary>
/// Gets a value indicating whether the collection contains the specified <see cref="PluginCollection">PluginCollection</see>.
/// </summary>
/// <param name="value">The <see cref="PluginCollection">PluginCollection</see> to search for in the collection.</param>
/// <returns><b>true</b> if the collection contains the specified object; otherwise, <b>false</b>.</returns>
public bool Contains(IImageManipulationPlugin value)
{
return(this.List.Contains(value));
}
public int Add(IImageManipulationPlugin value)
{
return(this.List.Add(value));
}
public void Remove(IImageManipulationPlugin value)
{
List.Remove(value);
}
public void Insert(int index, IImageManipulationPlugin value)
{
List.Insert(index, value);
}
/// <summary>
/// Gets the index in the collection of the specified <see cref="PluginCollection">PluginCollection</see>, if it exists in the collection.
/// </summary>
/// <param name="value">The <see cref="PluginCollection">PluginCollection</see> to locate in the collection.</param>
/// <returns>The index in the collection of the specified object, if found; otherwise, -1.</returns>
public int IndexOf(IImageManipulationPlugin value)
{
return(this.List.IndexOf(value));
}
