protected override void Initialize()
{
using (UnconfiguredProjectAsynchronousTasksService.LoadedProject())
{
// this.IsApplicable may take a project lock, so we can't do it inline with this method
// which is holding a private lock. It turns out that doing it asynchronously isn't a problem anyway,
// so long as we guard against races with the Dispose method.
UnconfiguredProjectAsynchronousTasksService.LoadedProjectAsync(
async delegate
{
await TaskScheduler.Default.SwitchTo(alwaysYield: true);
UnconfiguredProjectAsynchronousTasksService.
UnloadCancellationToken.ThrowIfCancellationRequested();
lock (SyncObject)
{
Verify.NotDisposed(this);
var intermediateBlock = new BufferBlock <
IProjectVersionedValue <
IProjectSubscriptionUpdate> >();
_projectSubscriptionLink = ProjectSubscriptionService.JointRuleSource.SourceBlock.LinkTo(
intermediateBlock,
ruleNames: UnresolvedReferenceRuleNames.Union(ResolvedReferenceRuleNames),
suppressVersionOnlyUpdates: false);
var actionBlock = new ActionBlock <
IProjectVersionedValue <
Tuple <IProjectSubscriptionUpdate,
IProjectCatalogSnapshot,
IProjectSharedFoldersSnapshot> > >
(new Action <
IProjectVersionedValue <
Tuple <IProjectSubscriptionUpdate,
IProjectCatalogSnapshot,
IProjectSharedFoldersSnapshot> > >(
ProjectSubscriptionService_Changed),
new ExecutionDataflowBlockOptions()
{
NameFormat = "ReferencesSubtree Input: {1}"
});
_projectSyncLink = ProjectDataSources.SyncLinkTo(
intermediateBlock.SyncLinkOptions(),
ProjectSubscriptionService.ProjectCatalogSource.SourceBlock.SyncLinkOptions(),
ProjectSubscriptionService.SharedFoldersSource.SourceBlock.SyncLinkOptions(),
actionBlock);
}
},
registerFaultHandler: true);
}
}
/// <summary>
/// Generates the original references directory tree.
/// </summary>
protected override void Initialize()
{
using (UnconfiguredProjectAsynchronousTasksService.LoadedProject())
{
base.Initialize();
// this.IsApplicable may take a project lock, so we can't do it inline with this method
// which is holding a private lock. It turns out that doing it asynchronously isn't a problem anyway,
// so long as we guard against races with the Dispose method.
UnconfiguredProjectAsynchronousTasksService.LoadedProjectAsync(
async delegate
{
await TaskScheduler.Default.SwitchTo(alwaysYield: true);
UnconfiguredProjectAsynchronousTasksService
.UnloadCancellationToken.ThrowIfCancellationRequested();
lock (SyncObject)
{
foreach (var provider in SubTreeProviders)
{
provider.Value.DependenciesChanged += OnDependenciesChanged;
}
Verify.NotDisposed(this);
var nowait = SubmitTreeUpdateAsync(
(treeSnapshot, configuredProjectExports, cancellationToken) =>
{
var dependenciesNode = CreateDependenciesFolder(null);
dependenciesNode = CreateOrUpdateSubTreeProviderNodes(dependenciesNode,
cancellationToken);
return(Task.FromResult(new TreeUpdateResult(dependenciesNode, true)));
});
}
},
registerFaultHandler: true);
}
}
protected override void Initialize()
{
#pragma warning disable RS0030 // symbol LoadedProject is banned
using (UnconfiguredProjectAsynchronousTasksService.LoadedProject())
{
base.Initialize();
// this.IsApplicable may take a project lock, so we can't do it inline with this method
// which is holding a private lock. It turns out that doing it asynchronously isn't a problem anyway,
// so long as we guard against races with the Dispose method.
UnconfiguredProjectAsynchronousTasksService.LoadedProjectAsync(
async delegate
{
await TaskScheduler.Default.SwitchTo(alwaysYield: true);
UnconfiguredProjectAsynchronousTasksService
.UnloadCancellationToken.ThrowIfCancellationRequested();
lock (SyncObject)
{
Verify.NotDisposed(this);
// Issue this token before hooking the SnapshotChanged event to prevent a race
// where a snapshot tree is replaced by the initial, empty tree created below.
// The handler will cancel this token before submitting its update.
CancellationToken initialTreeCancellationToken = _treeUpdateCancellationSeries.CreateNext();
_ = SubmitTreeUpdateAsync(
delegate
{
IProjectTree dependenciesNode = CreateDependenciesFolder();
return(Task.FromResult(new TreeUpdateResult(dependenciesNode)));
},
initialTreeCancellationToken);
ITargetBlock <SnapshotChangedEventArgs> actionBlock = DataflowBlockSlim.CreateActionBlock <SnapshotChangedEventArgs>(
e => OnDependenciesSnapshotChanged(_dependenciesSnapshotProvider, e),
"DependenciesProjectTreeProviderSource {1}",
skipIntermediateInputData: true);
_snapshotEventListener = _dependenciesSnapshotProvider.SnapshotChangedSource.LinkTo(actionBlock, new DataflowLinkOptions()
{
PropagateCompletion = true
});
}
},
registerFaultHandler: true);
}
#pragma warning restore RS0030 // symbol LoadedProject is banned
IProjectTree CreateDependenciesFolder()
{
var values = new ReferencesProjectTreeCustomizablePropertyValues
{
Caption = Resources.DependenciesNodeName,
Icon = ManagedImageMonikers.ReferenceGroup.ToProjectSystemType(),
ExpandedIcon = ManagedImageMonikers.ReferenceGroup.ToProjectSystemType(),
Flags = DependencyTreeFlags.DependenciesRootNodeFlags
};
// Allow property providers to perform customization.
// These are ordered from lowest priority to highest, allowing higher priority
// providers to override lower priority providers.
foreach (IProjectTreePropertiesProvider provider in _projectTreePropertiesProviders.ExtensionValues())
{
provider.CalculatePropertyValues(null, values);
}
// Note that all the parameters are specified so we can force this call to an
// overload of NewTree available prior to 15.5 versions of CPS. Once a 15.5 build
// is publicly available we can move this to an overload with default values for
// most of the parameters, and we'll only need to pass the interesting ones.
return(NewTree(
caption: values.Caption,
filePath: null,
browseObjectProperties: null,
icon: values.Icon,
expandedIcon: values.ExpandedIcon,
visible: true,
flags: values.Flags));
}
}
/// <summary>
/// Generates the original references directory tree.
/// </summary>
protected override void Initialize()
{
#pragma warning disable RS0030 // symbol LoadedProject is banned
using (UnconfiguredProjectAsynchronousTasksService.LoadedProject())
#pragma warning restore RS0030
{
#pragma warning disable RS0030 // https://github.com/dotnet/roslyn-analyzers/issues/3295
base.Initialize();
#pragma warning restore RS0030
// this.IsApplicable may take a project lock, so we can't do it inline with this method
// which is holding a private lock. It turns out that doing it asynchronously isn't a problem anyway,
// so long as we guard against races with the Dispose method.
#pragma warning disable RS0030 // symbol LoadedProjectAsync is banned
UnconfiguredProjectAsynchronousTasksService.LoadedProjectAsync(
#pragma warning restore RS0030
async delegate
{
await TaskScheduler.Default.SwitchTo(alwaysYield: true);
UnconfiguredProjectAsynchronousTasksService
.UnloadCancellationToken.ThrowIfCancellationRequested();
lock (SyncObject)
{
Verify.NotDisposed(this);
// Issue this token before hooking the SnapshotChanged event to prevent a race
// where a snapshot tree is replaced by the initial, empty tree created below.
// The handler will cancel this token before submitting its update.
CancellationToken initialTreeCancellationToken = _treeUpdateCancellationSeries.CreateNext();
_ = SubmitTreeUpdateAsync(
delegate
{
IProjectTree dependenciesNode = CreateDependenciesNode();
return(Task.FromResult(new TreeUpdateResult(dependenciesNode)));
},
initialTreeCancellationToken);
ITargetBlock <SnapshotChangedEventArgs> actionBlock = DataflowBlockFactory.CreateActionBlock <SnapshotChangedEventArgs>(
OnDependenciesSnapshotChangedAsync,
_project,
nameFormat: "DependenciesProjectTreeProviderSource {1}",
skipIntermediateInputData: true);
_snapshotEventListener = _dependenciesSnapshotProvider.SnapshotChangedSource.LinkTo(actionBlock, DataflowOption.PropagateCompletion);
}
},
registerFaultHandler: true);
}
IProjectTree CreateDependenciesNode()
{
var values = new ReferencesProjectTreeCustomizablePropertyValues
{
Caption = Resources.DependenciesNodeName,
Icon = KnownMonikers.ReferenceGroup.ToProjectSystemType(),
ExpandedIcon = KnownMonikers.ReferenceGroup.ToProjectSystemType(),
Flags = ProjectTreeFlags.Create(ProjectTreeFlags.Common.BubbleUp)
+ ProjectTreeFlags.Create(ProjectTreeFlags.Common.ReferencesFolder)
+ ProjectTreeFlags.Create(ProjectTreeFlags.Common.VirtualFolder)
+ DependencyTreeFlags.DependenciesRootNode
};
// Allow property providers to perform customization.
// These are ordered from lowest priority to highest, allowing higher priority
// providers to override lower priority providers.
foreach (IProjectTreePropertiesProvider provider in _projectTreePropertiesProviders.ExtensionValues())
{
provider.CalculatePropertyValues(ProjectTreeCustomizablePropertyContext.Instance, values);
}
return(NewTree(
caption: values.Caption,
icon: values.Icon,
expandedIcon: values.ExpandedIcon,
flags: values.Flags));
}
}
