/// <summary>
/// Get <see cref="ProjectMgr"/> as VSProject.
/// Can be null.
/// </summary>
protected VSProject GetProject()
{
if ((_vsProject == null) && (ProjectMgr != null))
{
// get EnvDTE.Project from hierarchy
object pVar;
ErrorHandler.ThrowOnFailure(ProjectMgr.GetProperty(VSConstants.VSITEMID_ROOT,
(int)__VSHPROPID.VSHPROPID_ExtObject, out pVar));
var dteProject = pVar as EnvDTE.Project;
if (dteProject == null)
{
return(null);
}
// Get VSProject from EnvDTE.Project
_vsProject = dteProject.Object as VSProject;
}
return(_vsProject);
}