/// <summary>
/// Adds the contents of another 'PluginCollection' at the end of this instance.
/// </summary>
/// <param name='pluValue'>
/// A 'PluginCollection' containing the objects to add to the collection.
/// </param>
public void AddRange(PluginCollection pluValue)
{
for (int intCounter = 0; (intCounter < pluValue.Count); intCounter = (intCounter + 1))
{
this.Add(pluValue[intCounter]);
}
}
//Loads the possible plugin assemblies in a separate AppDomain
//in order to allow unloading of unneeded assemblies
public void LoadPlugins()
{
m_Plugins = new PluginCollection();
if (SearchDirectory == null ||
!Directory.Exists(SearchDirectory))
{
throw new DirectoryNotFoundException("Could not find plugin directory");
}
//The class actually created a new instance of the same class
//only in a different AppDomain. It then passes it all the needed
//parameters such as search path and file extensions.
AppDomain domain = AppDomain.CreateDomain("DynamicPluginLoader");
Assembly asm = domain.Load(Assembly.GetExecutingAssembly().FullName);
DynamicFindPluginProvider finder = (DynamicFindPluginProvider )asm.CreateInstance(typeof(DynamicFindPluginProvider).ToString());
//DynamicFindPluginProvider finder = (DynamicFindPluginProvider )domain.CreateInstanceFromAndUnwrap(,typeof(DynamicFindPluginProvider).ToString() );
finder.FileExtensionFilter = this.FileExtensionFilter;
finder.SearchDirectory = this.SearchDirectory;
ArrayList FoundPluginTypes = finder.SearchPath(this.SearchDirectory);
AppDomain.Unload(domain);
foreach (Type t in FoundPluginTypes)
{
try
{
if (t.IsAbstract)
{
continue;
}
//do not instantiate if this type has the "GenericPlugin" attribute
object[] customAttribs = t.GetCustomAttributes(typeof(GenericPluginAttribute), false);
if (customAttribs.Length > 0)
{
continue;
}
IPlugin plugin = (IPlugin )Activator.CreateInstance(t);
m_Plugins.Add(plugin);
}
catch (Exception e) {}
}
}
//Loads the possible plugin assemblies in a separate AppDomain
//in order to allow unloading of unneeded assemblies
public void LoadPlugins()
{
m_Plugins= new PluginCollection();
if(SearchDirectory==null ||
!Directory.Exists(SearchDirectory))
{
throw new DirectoryNotFoundException("Could not find plugin directory");
}
//The class actually created a new instance of the same class
//only in a different AppDomain. It then passes it all the needed
//parameters such as search path and file extensions.
AppDomain domain = AppDomain.CreateDomain("DynamicPluginLoader");
Assembly asm= domain.Load(Assembly.GetExecutingAssembly().FullName);
DynamicFindPluginProvider finder = (DynamicFindPluginProvider )asm.CreateInstance(typeof(DynamicFindPluginProvider).ToString());
//DynamicFindPluginProvider finder = (DynamicFindPluginProvider )domain.CreateInstanceFromAndUnwrap(,typeof(DynamicFindPluginProvider).ToString() );
finder.FileExtensionFilter= this.FileExtensionFilter;
finder.SearchDirectory = this.SearchDirectory;
ArrayList FoundPluginTypes = finder.SearchPath(this.SearchDirectory);
AppDomain.Unload(domain);
foreach(Type t in FoundPluginTypes)
{
try
{
if(t.IsAbstract)
{
continue;
}
//do not instantiate if this type has the "GenericPlugin" attribute
object[] customAttribs = t.GetCustomAttributes(typeof(GenericPluginAttribute),false);
if(customAttribs.Length>0)
{
continue;
}
IPlugin plugin =(IPlugin )Activator.CreateInstance(t);
m_Plugins.Add(plugin);
}
catch(Exception e){}
}
}
/// <summary>
/// Initializes a new instance of 'PluginCollection' based on an already existing instance.
/// </summary>
/// <param name='pluValue'>
/// A 'PluginCollection' from which the contents is copied
/// </param>
public PluginCollection(PluginCollection pluValue)
{
this.AddRange(pluValue);
}
/// <summary>
/// Enumerator constructor
/// </summary>
public IPluginEnumerator(PluginCollection pluMappings)
{
this.iEnLocal = ((System.Collections.IEnumerable)(pluMappings));
this.iEnBase = iEnLocal.GetEnumerator();
}
/// <summary>
/// Adds the contents of another 'PluginCollection' at the end of this instance.
/// </summary>
/// <param name='pluValue'>
/// A 'PluginCollection' containing the objects to add to the collection.
/// </param>
public void AddRange(PluginCollection pluValue)
{
for (int intCounter = 0; (intCounter < pluValue.Count); intCounter = (intCounter + 1))
{
this.Add(pluValue[intCounter]);
}
}
/// <summary>
/// Initializes a new instance of 'PluginCollection' based on an already existing instance.
/// </summary>
/// <param name='pluValue'>
/// A 'PluginCollection' from which the contents is copied
/// </param>
public PluginCollection(PluginCollection pluValue)
{
this.AddRange(pluValue);
}
/// <summary>
/// Enumerator constructor
/// </summary>
public IPluginEnumerator(PluginCollection pluMappings)
{
this.iEnLocal = ((System.Collections.IEnumerable)(pluMappings));
this.iEnBase = iEnLocal.GetEnumerator();
}
