/// <summary>
/// Initializes a new instance of the PluginContext class
/// </summary>
public PluginContext()
{
this.AssertThisIsTheOnlyCreatedContext();
// kick off the gc timer, call back in 5 minutes
_gcTimer = new System.Threading.Timer(this.OnGarbageCollectorTimerCallback, this, 50000, 50000);
// watch for unhandled exceptions
AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(OnCurrentAppDomainUnhandledException);
// log the carbon sections that must exist in the App.config file
CarbonConfig.Initialize();
}
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);
}
