public void AddProvider(IPythonInterpreterFactoryProvider provider) {
_providers.Add(provider);
provider.InterpreterFactoriesChanged += provider_InterpreterFactoriesChanged;
var evt = InterpretersChanged;
if (evt != null) {
evt(this, EventArgs.Empty);
}
}
private IEnumerable <KeyValuePair <IPythonInterpreterFactoryProvider, Dictionary <string, object> > > GetProvidersAndMetadata()
{
for (int i = 0; i < _providers.Length; i++)
{
IPythonInterpreterFactoryProvider value = LoadFactory(i);
if (value != null)
{
yield return(new KeyValuePair <IPythonInterpreterFactoryProvider, Dictionary <string, object> >(value, _providers[i].Metadata));
}
}
}
public void AddProvider(IPythonInterpreterFactoryProvider provider)
{
_providers.Add(provider);
provider.InterpreterFactoriesChanged += provider_InterpreterFactoriesChanged;
var evt = InterpretersChanged;
if (evt != null)
{
evt(this, EventArgs.Empty);
}
}
internal void ProjectLoaded(IPythonInterpreterFactoryProvider provider, IVsProject project) {
if (provider == null) {
return;
}
lock (_providers) {
if (!_providers.ContainsKey(provider)) {
_providers[provider] = project;
provider.InterpreterFactoriesChanged += Interpreters_InterpreterFactoriesChanged;
}
}
OnInterpreterFactoriesChanged();
}
internal void ProjectUnloaded(IPythonInterpreterFactoryProvider provider)
{
if (provider == null)
{
return;
}
lock (_providers) {
if (_providers.Remove(provider))
{
provider.InterpreterFactoriesChanged -= Interpreters_InterpreterFactoriesChanged;
}
}
OnInterpreterFactoriesChanged();
}
internal void ProjectLoaded(IPythonInterpreterFactoryProvider provider, IVsProject project)
{
if (provider == null)
{
return;
}
lock (_providers) {
if (!_providers.ContainsKey(provider))
{
_providers[provider] = project;
provider.InterpreterFactoriesChanged += Interpreters_InterpreterFactoriesChanged;
}
}
OnInterpreterFactoriesChanged();
}
/// <summary>
/// Handles creating the factory value and logging any failures.
/// </summary>
private IPythonInterpreterFactoryProvider LoadFactory(int i)
{
IPythonInterpreterFactoryProvider value = null;
try {
var provider = _providers[i];
if (provider != null)
{
value = provider.Value;
}
} catch (CompositionException ce) {
Log("Failed to get interpreter factory value: {0}", ce);
_providers[i] = null;
}
return(value);
}
private static IList <IPythonInterpreterFactory> GetFactories(IPythonInterpreterFactoryProvider provider)
{
while (true)
{
try {
var res = new List <IPythonInterpreterFactory>();
foreach (var f in provider.GetInterpreterFactories())
{
res.Add(f);
}
return(res);
} catch (InvalidOperationException ex) {
// Collection changed, so retry
Debug.WriteLine("Retrying GetInterpreterFactories because " + ex.Message);
}
}
}
private IEnumerable <KeyValuePair <IPythonInterpreterFactoryProvider, Dictionary <string, object> > > GetProvidersAndMetadata()
{
for (int i = 0; i < _factoryProviders.Length; i++)
{
IPythonInterpreterFactoryProvider value = null;
try {
var provider = _factoryProviders[i];
if (provider != null)
{
value = provider.Value;
}
} catch (CompositionException ce) {
Log("Failed to get interpreter factory value: {0}", ce);
_factoryProviders[i] = null;
}
if (value != null)
{
yield return(new KeyValuePair <IPythonInterpreterFactoryProvider, Dictionary <string, object> >(value, _factoryProviders[i].Metadata));
}
}
}
public static IEnumerable <IPythonInterpreterFactory> GetInterpreterFactories(this IPythonInterpreterFactoryProvider self)
{
return(self.GetInterpreterConfigurations().Select(x => self.GetInterpreterFactory(x.Id)));
}
// Used for testing.
internal IPythonInterpreterFactoryProvider[] SetProviders(IPythonInterpreterFactoryProvider[] providers) {
var oldProviders = _providers;
_providers = providers;
Provider_InterpreterFactoriesChanged(this, EventArgs.Empty);
return oldProviders;
}
internal void ProjectUnloaded(IPythonInterpreterFactoryProvider provider) {
if (provider == null) {
return;
}
lock (_providers) {
if (_providers.Remove(provider)) {
provider.InterpreterFactoriesChanged -= Interpreters_InterpreterFactoriesChanged;
}
}
OnInterpreterFactoriesChanged();
}
