public static IEnumerable<IVsHierarchy> GetProjectHierarchies(this IVsSolution solution, __VSENUMPROJFLAGS flags)
{
Contract.Requires<ArgumentNullException>(solution != null, "solution");
Contract.Ensures(Contract.Result<IEnumerable<IVsHierarchy>>() != null);
Guid empty = Guid.Empty;
IEnumHierarchies ppenum;
if (ErrorHandler.Succeeded(solution.GetProjectEnum((uint)flags, ref empty, out ppenum)))
{
if (ppenum != null)
{
IVsHierarchy[] rgelt = new IVsHierarchy[1];
uint celtFetched;
for (; ; )
{
int hr = ppenum.Next((uint)rgelt.Length, rgelt, out celtFetched);
ErrorHandler.ThrowOnFailure(hr);
for (int i = 0; i < celtFetched; i++)
yield return rgelt[i];
if (hr == VSConstants.S_FALSE)
yield break;
}
}
}
}
public static IEnumerable<IVsHierarchy> EnumerateLoadedProjects(this IVsSolution solution, __VSENUMPROJFLAGS enumFlags)
{
var prjType = Guid.Empty;
IEnumHierarchies ppHier;
var hr = solution.GetProjectEnum((uint)enumFlags, ref prjType, out ppHier);
if (ErrorHandler.Succeeded(hr) && ppHier != null)
{
uint fetched = 0;
var hierarchies = new IVsHierarchy[1];
while (ppHier.Next(1, hierarchies, out fetched) == VSConstants.S_OK)
{
yield return hierarchies[0];
}
}
}
List<IVsHierarchy> GetProjects(IAnkhServiceProvider context, __VSENUMPROJFLAGS flags)
{
IVsSolution solution = context.GetService<IVsSolution>(typeof(SVsSolution));
Guid gNone = Guid.Empty;
IEnumHierarchies hierEnum;
ErrorHandler.ThrowOnFailure(solution.GetProjectEnum((uint)flags, ref gNone, out hierEnum));
IVsHierarchy[] hiers = new IVsHierarchy[32];
List<IVsHierarchy> result = new List<IVsHierarchy>();
uint fetched;
while(ErrorHandler.Succeeded(hierEnum.Next((uint)hiers.Length, hiers, out fetched)))
{
if((int)fetched == hiers.Length)
result.AddRange(hiers);
else if(fetched > 0)
for(int i = 0; i < (int)fetched; i++)
result.Add(hiers[i]);
else
break;
}
return result;
}
public static IEnumerable <IVsHierarchy> GetProjectsInSolution(IVsSolution solution, __VSENUMPROJFLAGS flags)
{
if (solution == null)
{
yield break;
}
IEnumHierarchies enumHierarchies;
Guid guid = Guid.Empty;
solution.GetProjectEnum((uint)flags, ref guid, out enumHierarchies);
if (enumHierarchies == null)
{
yield break;
}
IVsHierarchy[] hierarchy = new IVsHierarchy[1];
uint fetched;
while (enumHierarchies.Next(1, hierarchy, out fetched) == VSConstants.S_OK && fetched == 1)
{
if (hierarchy.Length > 0 && hierarchy[0] != null)
{
yield return(hierarchy[0]);
}
}
}
private static IEnumerable <IVsHierarchy> GetProjectsInSolution([CanBeNull] IVsSolution solution, __VSENUMPROJFLAGS flags)
{
Contract.Ensures(Contract.Result <IEnumerable <IVsHierarchy> >() != null);
if (solution == null)
{
yield break;
}
var guid = Guid.Empty;
solution.GetProjectEnum((uint)flags, ref guid, out var enumHierarchies);
if (enumHierarchies == null)
{
yield break;
}
var hierarchy = new IVsHierarchy[1];
while (enumHierarchies.Next(1, hierarchy, out var fetched) == VSConstants.S_OK && fetched == 1)
{
if (hierarchy.Length > 0 && hierarchy[0] != null)
{
yield return(hierarchy[0]);
}
}
}
public static IEnumerable<IVsHierarchy> GetProjectsInSolution(IVsSolution solution, __VSENUMPROJFLAGS flags)
{
if (solution == null)
yield break;
IEnumHierarchies enumHierarchies;
Guid guid = Guid.Empty;
solution.GetProjectEnum((uint)flags, ref guid, out enumHierarchies);
if (enumHierarchies == null)
yield break;
IVsHierarchy[] hierarchy = new IVsHierarchy[1];
uint fetched;
while (enumHierarchies.Next(1, hierarchy, out fetched) == VSConstants.S_OK && fetched == 1)
{
if (hierarchy.Length > 0 && hierarchy[0] != null)
yield return hierarchy[0];
}
}
/// <summary>
/// Gets all projects in the solution as IVsHierarchy items.
/// </summary>
public static IEnumerable <IVsHierarchy> GetAllProjectHierarchys(this IVsSolution solution, __VSENUMPROJFLAGS flags)
{
ThreadHelper.ThrowIfNotOnUIThread();
if (solution == null)
{
yield break;
}
Guid guid = Guid.Empty;
solution.GetProjectEnum((uint)flags, ref guid, out IEnumHierarchies enumHierarchies);
if (enumHierarchies == null)
{
yield break;
}
var hierarchy = new IVsHierarchy[1];
while (enumHierarchies.Next(1, hierarchy, out var fetched) == VSConstants.S_OK && fetched == 1)
{
if (hierarchy.Length > 0 && hierarchy[0] != null)
{
yield return(hierarchy[0]);
}
}
}
/// <summary>
/// Retrieves an array of all projects in the solution.
/// </summary>
public static IEnumerable <Project> GetAllProjects(this IVsSolution solution, __VSENUMPROJFLAGS flags)
{
ThreadHelper.ThrowIfNotOnUIThread();
foreach (IVsHierarchy hier in GetAllProjectHierarchys(solution, flags))
{
var project = hier.ToProject();
if (project != null)
{
yield return(project);
}
}
}
