/// <summary>
/// Recursively search if this project reference guid is in cycle.
/// </summary>
private bool IsReferenceInCycle(Guid projectGuid)
{
IVsHierarchy hierarchy = VsShellUtilities.GetHierarchy(this.ProjectMgr.Site, projectGuid);
IReferenceContainerProvider provider = hierarchy as IReferenceContainerProvider;
if (provider != null)
{
IReferenceContainer referenceContainer = provider.GetReferenceContainer();
Debug.Assert(referenceContainer != null, "Could not found the References virtual node");
foreach (ReferenceNode refNode in referenceContainer.EnumReferences())
{
ProjectReferenceNode projRefNode = refNode as ProjectReferenceNode;
if (projRefNode != null)
{
if (projRefNode.ReferencedProjectGuid == this.ProjectMgr.ProjectIDGuid)
{
return(true);
}
if (this.IsReferenceInCycle(projRefNode.ReferencedProjectGuid))
{
return(true);
}
}
}
}
return(false);
}
/// <summary>
/// Recursively search if this project reference guid is in cycle.
/// </summary>
private bool IsReferenceInCycle(Guid projectGuid)
{
// TODO: This has got to be wrong, it doesn't work w/ other project types.
IVsHierarchy hierarchy = VsShellUtilities.GetHierarchy(this.ProjectMgr.Site, projectGuid);
IReferenceContainerProvider provider = hierarchy.GetProject().GetCommonProject() as IReferenceContainerProvider;
if (provider != null)
{
IReferenceContainer referenceContainer = provider.GetReferenceContainer();
Utilities.CheckNotNull(referenceContainer, "Could not found the References virtual node");
foreach (ReferenceNode refNode in referenceContainer.EnumReferences())
{
ProjectReferenceNode projRefNode = refNode as ProjectReferenceNode;
if (projRefNode != null)
{
if (projRefNode.ReferencedProjectGuid == this.ProjectMgr.ProjectIDGuid)
{
return(true);
}
if (this.IsReferenceInCycle(projRefNode.ReferencedProjectGuid))
{
return(true);
}
}
}
}
return(false);
}
private List <ProjectReferenceNode> GetProjectReferencesContainingThisProject(IVsHierarchy inputHierarchy)
{
List <ProjectReferenceNode> projectReferences = new List <ProjectReferenceNode>();
if (this.Solution == null || inputHierarchy == null)
{
return(projectReferences);
}
uint flags = (uint)(__VSENUMPROJFLAGS.EPF_ALLPROJECTS | __VSENUMPROJFLAGS.EPF_LOADEDINSOLUTION);
Guid enumOnlyThisType = Guid.Empty;
IEnumHierarchies enumHierarchies = null;
ThreadHelper.ThrowIfNotOnUIThread();
ErrorHandler.ThrowOnFailure(this.Solution.GetProjectEnum(flags, ref enumOnlyThisType, out enumHierarchies));
Debug.Assert(enumHierarchies != null, "Could not get list of hierarchies in solution");
IVsHierarchy[] hierarchies = new IVsHierarchy[1];
uint fetched;
int returnValue = VSConstants.S_OK;
do
{
returnValue = enumHierarchies.Next(1, hierarchies, out fetched);
Debug.Assert(fetched <= 1, "We asked one project to be fetched VSCore gave more than one. We cannot handle that");
if (returnValue == VSConstants.S_OK && fetched == 1)
{
IVsHierarchy hierarchy = hierarchies[0];
Debug.Assert(hierarchy != null, "Could not retrieve a hierarchy");
IReferenceContainerProvider provider = hierarchy as IReferenceContainerProvider;
if (provider != null)
{
IReferenceContainer referenceContainer = provider.GetReferenceContainer();
Debug.Assert(referenceContainer != null, "Could not found the References virtual node");
ProjectReferenceNode projectReferenceNode = GetProjectReferenceOnNodeForHierarchy(referenceContainer.EnumReferences(), inputHierarchy);
if (projectReferenceNode != null)
{
projectReferences.Add(projectReferenceNode);
}
}
}
} while(returnValue == VSConstants.S_OK && fetched == 1);
return(projectReferences);
}
