internal VsSolutionHierarchyNode(IVsHierarchy hierarchy, uint itemId, Lazy<VsSolutionHierarchyNode> parent)
{
if (hierarchy == null)
throw new ArgumentNullException(nameof(hierarchy), $"{nameof(hierarchy)} is null.");
VsHierarchy = hierarchy;
ItemId = itemId;
IntPtr nestedHierarchyObj;
uint nestedItemId;
Guid hierGuid = typeof(IVsHierarchy).GUID;
// Check first if this node has a nested hierarchy. If so, then there really are two
// identities for this node: 1. hierarchy/itemid 2. nestedHierarchy/nestedItemId.
// We will recurse and call EnumHierarchyItems which will display this node using
// the inner nestedHierarchy/nestedItemId identity.
int hr = hierarchy.GetNestedHierarchy(itemId, ref hierGuid, out nestedHierarchyObj, out nestedItemId);
if (hr == VSConstants.S_OK && nestedHierarchyObj != IntPtr.Zero)
{
IVsHierarchy nestedHierarchy = Marshal.GetObjectForIUnknown(nestedHierarchyObj) as IVsHierarchy;
Marshal.Release(nestedHierarchyObj); // we are responsible to release the refcount on the out IntPtr parameter
if (nestedHierarchy != null)
{
VsHierarchy = nestedHierarchy;
ItemId = nestedItemId;
}
}
DisplayName = VsHierarchy.GetProperty<string>(__VSHPROPID.VSHPROPID_Name, ItemId);
m_parent = parent ?? new Lazy<VsSolutionHierarchyNode>(() =>
{
if (VsHierarchy is IVsSolution)
return null;
var rootHierarchy = hierarchy.GetProperty<IVsHierarchy>(__VSHPROPID.VSHPROPID_ParentHierarchy, VSConstants.VSITEMID_ROOT);
if (rootHierarchy == null)
return null;
var rootNode = new VsSolutionHierarchyNode(rootHierarchy, VSConstants.VSITEMID_ROOT);
var parentNode = new VsSolutionHierarchyNode[] { rootNode }
.Concat(rootNode.Children.BreadthFirstTraversal(node => node.Children))
.FirstOrDefault(node => node.Children.Any(child => child.ItemId == ItemId));
if (parentNode == null)
return null;
return new VsSolutionHierarchyNode(parentNode.VsHierarchy, parentNode.ItemId);
});
this.m_serviceProvider = new Lazy<IServiceProvider>(() =>
{
Microsoft.VisualStudio.OLE.Interop.IServiceProvider oleSp;
hierarchy.GetSite(out oleSp);
return oleSp != null ?
new ServiceProvider(oleSp) :
GlobalVsServiceProvider.Instance;
});
}
public SolutionExplorerNode(SolutionExplorerNodeKind kind, VsSolutionHierarchyNode hierarchyNode, Lazy<ISolutionExplorerNode> parentNode, ISolutionExplorerNodeFactory nodeFactory)
{
if (nodeFactory == null)
throw new ArgumentNullException(nameof(nodeFactory), $"{nameof(nodeFactory)} is null.");
if (hierarchyNode == null)
throw new ArgumentNullException(nameof(hierarchyNode), $"{nameof(hierarchyNode)} is null.");
Kind = kind;
NodeFactory = nodeFactory;
m_hierarchyNode = hierarchyNode;
m_window = new Lazy<IVsUIHierarchyWindow>(() => GetWindow(hierarchyNode.ServiceProvider));
m_parent = parentNode ?? new Lazy<ISolutionExplorerNode>(() => null);
Func<bool> getHiddenProperty = () => hierarchyNode.VsHierarchy.GetProperty<bool?>(__VSHPROPID.VSHPROPID_IsHiddenItem, m_hierarchyNode.ItemId).GetValueOrDefault();
m_isHidden = parentNode != null ?
new Lazy<bool>(() => getHiddenProperty() || parentNode.Value.IsHidden) :
new Lazy<bool>(() => getHiddenProperty());
m_solutionNode = new Lazy<ISolutionNode>(() =>
{
var solutionHierarchy = new VsSolutionHierarchyNode(
(IVsHierarchy)m_hierarchyNode.ServiceProvider.GetService<SVsSolution, IVsSolution>(),
VSConstants.VSITEMID_ROOT);
return new SolutionNode(solutionHierarchy, NodeFactory);
});
}
public ProjectNode(VsSolutionHierarchyNode hierarchyNode, Lazy<ISolutionExplorerNode> parentNode, ISolutionExplorerNodeFactory nodeFactory)
: base(SolutionExplorerNodeKind.Project, hierarchyNode, parentNode, nodeFactory)
{
if (parentNode == null)
throw new ArgumentNullException(nameof(parentNode), $"{nameof(parentNode)} is null.");
m_project = new Lazy<EnvDTE.Project>(() => (EnvDTE.Project)hierarchyNode.ExtenderObject);
}
public bool CanCreateFrom(VsSolutionHierarchyNode hierarchy)
{
var extenderObject = hierarchy.ExtenderObject;
var project = extenderObject as EnvDTE.Project;
return (extenderObject != null && extenderObject.GetType().FullName == "Microsoft.VisualStudio.Project.Automation.OAProject") ||
(project != null && !(project.Object is EnvDTE80.SolutionFolder));
}
public ProjectItemNode(SolutionExplorerNodeKind kind, VsSolutionHierarchyNode hierarchyNode, Lazy<ISolutionExplorerNode> parent, ISolutionExplorerNodeFactory nodeFactory)
: base(kind, hierarchyNode, parent, nodeFactory)
{
m_parentProject = new Lazy<IProjectNode>(() =>
{
VsSolutionHierarchyNode parentProjectHierarchy = new VsSolutionHierarchyNode(hierarchyNode.VsHierarchy, VSConstants.VSITEMID_ROOT);
return NodeFactory.Create(parentProjectHierarchy, GetParent(parentProjectHierarchy)) as IProjectNode;
});
}
public ISolutionExplorerNode Create(VsSolutionHierarchyNode hierarchy, Lazy<ISolutionExplorerNode> parent)
{
if (hierarchy == null)
throw new ArgumentNullException(nameof(hierarchy), $"{nameof(hierarchy)} is null.");
if (parent != null)
throw new ArgumentException($"{nameof(parent)} must be null for {nameof(SolutionNode)} creation.");
return CanCreateFrom(hierarchy) ? new SolutionNode(hierarchy, m_nodeFactory.Value) : null;
}
public ISolutionExplorerNode Create(VsSolutionHierarchyNode hierarchy, Lazy<ISolutionExplorerNode> parent)
{
if (hierarchy == null)
throw new ArgumentNullException(nameof(hierarchy), $"{nameof(hierarchy)} is null.");
if (parent == null)
throw new ArgumentNullException(nameof(parent), $"{nameof(parent)} is null.");
return CanCreateFrom(hierarchy) ? new ProjectNode(hierarchy, parent, m_nodeFactory.Value) : null;
}
public bool CanCreateFrom(VsSolutionHierarchyNode hierarchy)
{
if (hierarchy.Parent == null)
return false;
var item = hierarchy.ExtenderObject as EnvDTE.ProjectItem;
var project = hierarchy.Parent.ExtenderObject as EnvDTE.Project;
return project != null && item != null && project.Object is EnvDTE80.SolutionFolder;
}
public SolutionItemNode(VsSolutionHierarchyNode hierarchyNode, Lazy<ISolutionExplorerNode> parentNode, ISolutionExplorerNodeFactory nodeFactory)
: base(SolutionExplorerNodeKind.SolutionItem, hierarchyNode, parentNode, nodeFactory)
{
m_dteItem = new Lazy<EnvDTE.ProjectItem>(() => (EnvDTE.ProjectItem)hierarchyNode.ExtenderObject);
owningFolder = new Lazy<ISolutionFolderNode>(() =>
{
var owningHierarchy = new VsSolutionHierarchyNode(hierarchyNode.VsHierarchy, VSConstants.VSITEMID_ROOT);
return NodeFactory.Create(owningHierarchy, GetParent(owningHierarchy)) as ISolutionFolderNode;
});
}
public bool CanCreateFrom(VsSolutionHierarchyNode hierarchy)
{
var projectItem = hierarchy.ExtenderObject as EnvDTE.ProjectItem;
return projectItem != null && projectItem.Kind == EnvDTE.Constants.vsProjectItemKindPhysicalFile && !(projectItem.ContainingProject.Object is EnvDTE80.SolutionFolder);
}
private Lazy<ISolutionExplorerNode> GetParent(VsSolutionHierarchyNode hierarchy)
{
return hierarchy.Parent == null ? null : new Lazy<ISolutionExplorerNode>(() => NodeFactory.Create(hierarchy.Parent, GetParent(hierarchy.Parent)));
}
public SolutionNode(VsSolutionHierarchyNode hierarchyNode, ISolutionExplorerNodeFactory nodeFactory)
: base(SolutionExplorerNodeKind.Solution, hierarchyNode, null, nodeFactory)
{
}
public bool CanCreateFrom(VsSolutionHierarchyNode hierarchyNode)
{
return hierarchyNode.ExtenderObject is VSLangProj.Reference;
}
public bool CanCreateFrom(VsSolutionHierarchyNode hierarchyNode)
{
// Can we do something better here?
return hierarchyNode.ExtenderObject == null && hierarchyNode.DisplayName == "References";
}
public ReferenceNode(VsSolutionHierarchyNode hierarchyNode, Lazy<ISolutionExplorerNode> parentNode, ISolutionExplorerNodeFactory nodeFactory)
: base(SolutionExplorerNodeKind.Reference, hierarchyNode, parentNode, nodeFactory)
{
m_dteReference = new Lazy<VSLangProj.Reference>(() => (VSLangProj.Reference)hierarchyNode.ExtenderObject);
}
public FolderNode(VsSolutionHierarchyNode hierarchyNode, Lazy<ISolutionExplorerNode> parentNode, ISolutionExplorerNodeFactory nodeFactory)
: base(SolutionExplorerNodeKind.Folder, hierarchyNode, parentNode, nodeFactory)
{
m_dteItem = new Lazy<EnvDTE.ProjectItem>(() => (EnvDTE.ProjectItem)hierarchyNode.ExtenderObject);
}
public bool CanCreateFrom(VsSolutionHierarchyNode hierarchyNode)
{
EnvDTE.ProjectItem projectItem = hierarchyNode.ExtenderObject as EnvDTE.ProjectItem;
return projectItem != null && projectItem.Kind == EnvDTE.Constants.vsProjectItemKindPhysicalFolder;
}
public ISolutionExplorerNode Create(VsSolutionHierarchyNode hierarchy, Lazy<ISolutionExplorerNode> parent)
{
return m_factories.FirstOrDefault(factory => factory.CanCreateFrom(hierarchy))?.Create(hierarchy, parent);
}
public bool CanCreateFrom(VsSolutionHierarchyNode hierarchyNode)
{
return hierarchyNode.VsHierarchy is IVsSolution;
}
public ItemNode(VsSolutionHierarchyNode hierarchyNode, Lazy<ISolutionExplorerNode> parentNode, ISolutionExplorerNodeFactory nodeFactory)
: base(SolutionExplorerNodeKind.Item, hierarchyNode, parentNode, nodeFactory)
{
m_dteProjectItem = new Lazy<EnvDTE.ProjectItem>(() => (EnvDTE.ProjectItem)hierarchyNode.ExtenderObject);
Properties = new ItemProperties(this);
}
public bool CanCreateFrom(VsSolutionHierarchyNode hierarchyNode)
{
return m_factories.Any(factory => factory.CanCreateFrom(hierarchyNode));
}
public bool CanCreateFrom(VsSolutionHierarchyNode hierarchyNode)
{
var project = hierarchyNode.ExtenderObject as EnvDTE.Project;
return project != null && project.Object is EnvDTE80.SolutionFolder;
}
public ReferencesFolderNode(VsSolutionHierarchyNode hierarchyNode, Lazy<ISolutionExplorerNode> parentNode, ISolutionExplorerNodeFactory nodeFactory)
: base(SolutionExplorerNodeKind.ReferencesFolder, hierarchyNode, parentNode, nodeFactory)
{
m_dteReferences = new Lazy<VSLangProj.References>(() => ((VSLangProj.VSProject)((EnvDTE.Project)hierarchyNode.VsHierarchy.GetProperty<object>(Microsoft.VisualStudio.Shell.Interop.__VSHPROPID.VSHPROPID_ExtObject, VSConstants.VSITEMID_ROOT)).Object).References);
}
protected virtual ISolutionExplorerNode CreateChildNode(VsSolutionHierarchyNode hierarchy)
{
return NodeFactory.Create(hierarchy, new Lazy<ISolutionExplorerNode>(() => this));
}
public ISolutionExplorerNode Create(VsSolutionHierarchyNode hierarchy, Lazy<ISolutionExplorerNode> parent)
{
return CanCreateFrom(hierarchy) ? new FolderNode(hierarchy, parent, m_nodeFactory.Value) : null;
}
public SolutionFolderNode(VsSolutionHierarchyNode hierarchyNode, Lazy<ISolutionExplorerNode> parent, ISolutionExplorerNodeFactory nodeFactory)
: base(SolutionExplorerNodeKind.SolutionFolder, hierarchyNode, parent, nodeFactory)
{
m_dteSolutionFolder = new Lazy<EnvDTE80.SolutionFolder>(() => (EnvDTE80.SolutionFolder)((EnvDTE.Project)hierarchyNode.ExtenderObject).Object);
}