public AddInterpreterView(
PythonProjectNode project,
IServiceProvider serviceProvider,
IEnumerable<IPythonInterpreterFactory> selected
) {
_project = project;
Interpreters = new ObservableCollection<InterpreterView>(InterpreterView.GetInterpreters(serviceProvider, project));
var map = new Dictionary<IPythonInterpreterFactory, InterpreterView>();
foreach (var view in Interpreters) {
map[view.Interpreter] = view;
view.IsSelected = false;
}
foreach (var interp in selected) {
InterpreterView view;
if (map.TryGetValue(interp, out view)) {
view.IsSelected = true;
} else {
view = new InterpreterView(interp, interp.Configuration.FullDescription, false);
view.IsSelected = true;
Interpreters.Add(view);
}
}
_project.InterpreterFactoriesChanged += OnInterpretersChanged;
}
public AddInterpreterView(
IServiceProvider serviceProvider,
IInterpreterOptionsService interpreterService,
IEnumerable<IPythonInterpreterFactory> selected
) {
_interpreterService = interpreterService;
Interpreters = new ObservableCollection<InterpreterView>(InterpreterView.GetInterpreters(serviceProvider, interpreterService));
var map = new Dictionary<IPythonInterpreterFactory, InterpreterView>();
foreach (var view in Interpreters) {
map[view.Interpreter] = view;
view.IsSelected = false;
}
foreach (var interp in selected) {
InterpreterView view;
if (map.TryGetValue(interp, out view)) {
view.IsSelected = true;
} else {
view = new InterpreterView(interp, interp.Description, false);
view.IsSelected = true;
Interpreters.Add(view);
}
}
_interpreterService.InterpretersChanged += OnInterpretersChanged;
}
internal async Task UpdateInterpreter(InterpreterView view) {
if (!Dispatcher.CheckAccess()) {
await Dispatcher.InvokeAsync(() => UpdateInterpreter(view));
return;
}
try {
await _ready.WaitAsync();
} catch (ObjectDisposedException) {
return;
}
try {
WillInstallPip = false;
WillInstallVirtualEnv = false;
WillInstallElevated = false;
MayNotSupportVirtualEnv = false;
Debug.Assert(view != null);
if (view == null) {
return;
}
var interp = view.Interpreter;
Debug.Assert(interp != null);
if (interp == null) {
return;
}
//MayNotSupportVirtualEnv = !SupportsVirtualEnv.Contains(interp.Id);
RefreshCanCreateVirtualEnv(VirtualEnvPath);
var libPath = interp.Configuration.LibraryPath;
if (Directory.Exists(libPath)) {
var installed = await interp.FindModulesAsync("pip", "virtualenv", "venv");
if (installed.Contains("venv") || installed.Contains("virtualenv")) {
WillInstallPip = false;
WillInstallVirtualEnv = false;
UseVEnv = !installed.Contains("virtualenv");
} else {
WillInstallPip = !installed.Contains("pip");
WillInstallVirtualEnv = true;
UseVEnv = false;
}
WillInstallElevated = (WillInstallPip || WillInstallVirtualEnv) &&
_project.Site.GetPythonToolsService().GeneralOptions.ElevatePip;
}
} finally {
try {
_ready.Release();
} catch (ObjectDisposedException) {
}
}
}
private void RefreshCanCreateVirtualEnv(string path) {
if (!Dispatcher.CheckAccess()) {
Dispatcher.BeginInvoke((Action)(() => RefreshCanCreateVirtualEnv(path)));
return;
}
if (Interpreters.Count == 0) {
WillCreateVirtualEnv = false;
WillAddVirtualEnv = false;
CannotCreateVirtualEnv = false;
NoInterpretersInstalled = true;
return;
}
if (!IsValidVirtualEnvPath(path) || BaseInterpreter == null) {
WillCreateVirtualEnv = false;
WillAddVirtualEnv = false;
CannotCreateVirtualEnv = true;
NoInterpretersInstalled = false;
return;
}
if (Directory.Exists(path) && Directory.EnumerateFileSystemEntries(path).Any()) {
WillCreateVirtualEnv = false;
var config = VirtualEnv.FindInterpreterConfiguration(null, path, _interpreterService);
if (config != null && File.Exists(config.InterpreterPath)) {
var baseInterp = _interpreterService.FindInterpreter(config.Id);
InterpreterView baseInterpView;
if (baseInterp != null &&
(baseInterpView = Interpreters.FirstOrDefault(iv => iv.Interpreter == baseInterp)) != null) {
if (_lastUserSelectedBaseInterpreter == null) {
_lastUserSelectedBaseInterpreter = BaseInterpreter;
}
BaseInterpreter = baseInterpView;
WillAddVirtualEnv = true;
} else {
WillAddVirtualEnv = false;
}
} else {
WillAddVirtualEnv = false;
}
CannotCreateVirtualEnv = !WillAddVirtualEnv;
NoInterpretersInstalled = false;
} else {
WillCreateVirtualEnv = true;
WillAddVirtualEnv = false;
CannotCreateVirtualEnv = false;
NoInterpretersInstalled = false;
if (_lastUserSelectedBaseInterpreter != null) {
BaseInterpreter = _lastUserSelectedBaseInterpreter;
_lastUserSelectedBaseInterpreter = null;
}
}
}
