/// <summary>
/// Uses the PluginProviders specified to load Plugin Types that will be used to create Plugins.
/// </summary>
/// <param name="progressViewer">The callback object implementing IProgressViewer that will be used to monitor progress.</param>
/// <param name="pluginProviders">The collection of PluginProviders that will be used to load the Plugin Types from their various sources.</param>
/// <returns></returns>
public static TypeCollection LoadPluginTypes(IProgressViewer progressViewer, PluginProviderCollection pluginProviders)
{
TypeCollection pluginTypes = new TypeCollection();
foreach (PluginProvider provider in pluginProviders)
{
try
{
Log.WriteLine("Loading Plugin Types. PluginProvider: '{0}'.", provider.Name);
TypeCollection types = provider.LoadPluginTypes(progressViewer);
if (types != null)
{
pluginTypes.AddRange(types);
}
}
catch(Exception ex)
{
Log.WriteLine(ex);
}
}
return pluginTypes;
}
public void Run(Assembly startingAssembly, string[] args)
{
this.AssertThisIsTheOnlyRunningContext();
// create a new application context
_appContext = new PluginApplicationContext();
// save the command line args
_commandLineArgs = args;
if (CarbonConfig.SingleInstance)
{
// create a new instance manager, don't dispose of it just yet as we'll need to have our ui plugin
// grab it and listen for events until the plugin context is destroyed...
_instanceManager = new InstanceManager(CarbonConfig.SingleInstancePort, CarbonConfig.SingleInstanceMutexName);
// check to see if this one is the only instance running
if (!_instanceManager.IsOnlyInstance)
{
// if not, forward our command line, and then instruct the
_instanceManager.SendCommandLineToPreviousInstance(PluginContext.Current.CommandLineArgs);
return;
}
}
// load the Carbon core sub-system providers
_windowProviders = CarbonConfig.GetWindowProviders();
_configurationProviders = CarbonConfig.GetConfigurationProviders();
//_encryptionProviders = CarbonConfig.GetEncryptionProviders();
_pluginProviders = CarbonConfig.GetPluginProviders();
// show the splash _splashWindow if the config specifies
if (CarbonConfig.ShowSplashWindow)
{
/*
* Not-Threaded
* */
using (WindowProvider splashWindowProvider = this.GetSplashWindowProvider())
{
_splashWindow = splashWindowProvider.CreateWindow(null);
}
_splashWindow.Show();
_splashWindow.Refresh();
_progressViewer = _splashWindow as IProgressViewer;
}
ProgressViewer.SetExtendedDescription(_progressViewer, "Initializing Carbon Framework System Providers.");
// start configuration providers
ConfigurationProvidersManager.InstructConfigurationProvidersToLoad(_progressViewer, _configurationProviders);
// use the plugin manager to load the plugin types that the plugin providers want loaded
using (TypeCollection pluginTypes = PluginManager.LoadPluginTypes(_progressViewer, _pluginProviders))
{
// use the plugin manager to create descriptors for all of the plugins
using (_pluginDescriptors = PluginManager.CreatePluginDescriptors(_progressViewer, pluginTypes))
{
// validate the plugin dependencies
PluginManager.ValidatePluginDependencies(_progressViewer, _pluginDescriptors);
// sort plugins to have the least dependent plugins first
// NOTE: Always sort first because the dependencies are taken into account during instance construction!
_pluginDescriptors = PluginManager.Sort(_pluginDescriptors, true);
// create the plugins
PluginManager.CreatePluginInstances(_progressViewer, _pluginDescriptors);
// start plugins
PluginManager.StartPlugins(_progressViewer, _pluginDescriptors);
// if we are supposed to run a message loop, do it now
if (CarbonConfig.RunApplicationContext)
{
this.OnEnteringMainMessageLoop(new PluginContextEventArgs(this));
// run the plugin context's main message loop
Application.Run(this.ApplicationContext);
this.OnExitingMainMessageLoop(new PluginContextEventArgs(this));
}
// sort plugins to have the most dependent plugins first
_pluginDescriptors = PluginManager.Sort(_pluginDescriptors, false);
// stop plugins
PluginManager.StopPlugins(null, _pluginDescriptors);
}
}
// stop configuration providers
// start configuration providers
ConfigurationProvidersManager.InstructConfigurationProvidersToSave(_configurationProviders);
}
/// <summary>
/// Cleanup any managed resources
/// </summary>
protected override void DisposeOfManagedResources()
{
base.DisposeOfManagedResources ();
if (_configurationProviders != null)
{
_configurationProviders.Dispose();
_configurationProviders = null;
}
//if (_encryptionProviders != null)
//{
// _encryptionProviders.Dispose();
// _encryptionProviders = null;
//}
if (_pluginProviders != null)
{
_pluginProviders.Dispose();
_pluginProviders = null;
}
if (_windowProviders != null)
{
_windowProviders.Dispose();
_windowProviders = null;
}
if (_pluginDescriptors != null)
{
_pluginDescriptors.Dispose();
_pluginDescriptors = null;
}
if (_instanceManager != null)
{
_instanceManager.Dispose();
_instanceManager = null;
}
if (_gcTimer != null)
{
_gcTimer.Dispose();
_gcTimer = null;
}
_commandLineArgs = null;
_progressViewer = null;
}