void CreateParseRequest(string file, string text, ModuleID id)
{
LibraryTask task = new LibraryTask(file, text);
task.ModuleID = id;
lock (_requests)
_requests.Enqueue(task);
_requestPresent.Set();
}
public void UnregisterHierarchy(IVsHierarchy hierarchy)
{
if ((null == hierarchy) || !_hierarchies.ContainsKey(hierarchy))
{
return;
}
HierarchyListener listener = _hierarchies[hierarchy];
if (null != listener)
{
listener.Dispose();
}
_hierarchies.Remove(hierarchy);
if (0 == _hierarchies.Count)
{
UnregisterRDTEvents();
}
lock (_files)
{
ModuleID[] keys = new ModuleID[_files.Keys.Count];
_files.Keys.CopyTo(keys, 0);
foreach (ModuleID id in keys)
{
if (hierarchy.Equals(id.Hierarchy))
{
_library.RemoveNode(_files[id]);
_files.Remove(id);
}
}
}
// Remove the document listeners.
//
uint[] docKeys = new uint[_documents.Keys.Count];
_documents.Keys.CopyTo(docKeys, 0);
foreach (uint id in docKeys)
{
TextLineEventListener docListener = _documents[id];
if (hierarchy.Equals(docListener.FileID.Hierarchy))
{
_documents.Remove(id);
docListener.Dispose();
}
}
}
public void Dispose()
{
if (_connectionPoint != null && _connectionCookie != 0)
{
_connectionPoint.Unadvise(_connectionCookie);
Debug.WriteLine("\n\tUnadvised from TextLinesEvents\n");
}
_connectionCookie = 0;
_connectionPoint = null;
_buffer = null;
_fileId = null;
}
public TextLineEventListener(IVsTextLines buffer, string fileName, ModuleID id)
{
_buffer = buffer;
_fileId = id;
_fileName = fileName;
IConnectionPointContainer container = buffer as IConnectionPointContainer;
if (null != container)
{
Guid eventsGuid = typeof(IVsTextLinesEvents).GUID;
container.FindConnectionPoint(ref eventsGuid, out _connectionPoint);
_connectionPoint.Advise(this, out _connectionCookie);
}
}
public TextLineEventListener(IVsTextLines buffer, string fileName, ModuleID id)
{
_buffer = buffer;
_fileId = id;
_fileName = fileName;
IConnectionPointContainer container = buffer as IConnectionPointContainer;
if (null != container)
{
Guid eventsGuid = typeof(IVsTextLinesEvents).GUID;
container.FindConnectionPoint(ref eventsGuid, out _connectionPoint);
_connectionPoint.Advise(this, out _connectionCookie);
}
}
public override bool Equals(object obj)
{
ModuleID other = obj as ModuleID;
if (null == obj)
{
return(false);
}
if (!_hierarchy.Equals(other._hierarchy))
{
return(false);
}
return(_itemID == other._itemID);
}
void CreateModuleTree(
LibraryNode root,
LibraryNode current,
ScopeNode scope,
string namePrefix,
ModuleID moduleId)
{
if ((null == root) || (null == scope) || (null == scope.NestedScopes))
{
return;
}
foreach (ScopeNode subItem in scope.NestedScopes)
{
NemerleLibraryNode newNode = new NemerleLibraryNode(
subItem, namePrefix, moduleId.Hierarchy, moduleId.ItemID);
string newNamePrefix = namePrefix;
// The classes are always added to the root node, the functions to the current node.
//
if ((newNode.NodeType & LibraryNode.LibraryNodeType.Members) != LibraryNode.LibraryNodeType.None)
{
current.AddNode(newNode);
}
else if ((newNode.NodeType & LibraryNode.LibraryNodeType.Classes) != LibraryNode.LibraryNodeType.None)
{
// Classes are always added to the root.
//
root.AddNode(newNode);
newNamePrefix = newNode.Name + ".";
}
// Now use recursion to get the other types.
//
CreateModuleTree(root, newNode, subItem, newNamePrefix, moduleId);
}
}
void OnDeleteFile(object sender, HierarchyEventArgs args)
{
IVsHierarchy hierarchy = sender as IVsHierarchy;
if (null == hierarchy)
{
return;
}
ModuleID id = new ModuleID(hierarchy, args.ItemID);
LibraryNode node;
lock (_files)
if (_files.TryGetValue(id, out node))
{
_files.Remove(id);
}
if (null != node)
{
_library.RemoveNode(node);
}
}
void OnDeleteFile(object sender, HierarchyEventArgs args)
{
IVsHierarchy hierarchy = sender as IVsHierarchy;
if (null == hierarchy)
return;
ModuleID id = new ModuleID(hierarchy, args.ItemID);
LibraryNode node;
lock (_files)
if (_files.TryGetValue(id, out node))
_files.Remove(id);
if (null != node)
_library.RemoveNode(node);
}
void CreateParseRequest(string file, string text, ModuleID id)
{
LibraryTask task = new LibraryTask(file, text);
task.ModuleID = id;
lock (_requests)
_requests.Enqueue(task);
_requestPresent.Set();
}
void CreateModuleTree(
LibraryNode root,
LibraryNode current,
ScopeNode scope,
string namePrefix,
ModuleID moduleId)
{
if ((null == root) || (null == scope) || (null == scope.NestedScopes))
return;
foreach (ScopeNode subItem in scope.NestedScopes)
{
NemerleLibraryNode newNode = new NemerleLibraryNode(
subItem, namePrefix, moduleId.Hierarchy, moduleId.ItemID);
string newNamePrefix = namePrefix;
// The classes are always added to the root node, the functions to the current node.
//
if ((newNode.NodeType & LibraryNode.LibraryNodeType.Members) != LibraryNode.LibraryNodeType.None)
{
current.AddNode(newNode);
}
else if ((newNode.NodeType & LibraryNode.LibraryNodeType.Classes) != LibraryNode.LibraryNodeType.None)
{
// Classes are always added to the root.
//
root.AddNode(newNode);
newNamePrefix = newNode.Name + ".";
}
// Now use recursion to get the other types.
//
CreateModuleTree(root, newNode, subItem, newNamePrefix, moduleId);
}
}
public void UnregisterHierarchy(IVsHierarchy hierarchy)
{
if ((null == hierarchy) || !_hierarchies.ContainsKey(hierarchy))
return;
HierarchyListener listener = _hierarchies[hierarchy];
if (null != listener)
listener.Dispose();
_hierarchies.Remove(hierarchy);
if (0 == _hierarchies.Count)
UnregisterRDTEvents();
lock (_files)
{
ModuleID[] keys = new ModuleID[_files.Keys.Count];
_files.Keys.CopyTo(keys, 0);
foreach (ModuleID id in keys)
{
if (hierarchy.Equals(id.Hierarchy))
{
_library.RemoveNode(_files[id]);
_files.Remove(id);
}
}
}
// Remove the document listeners.
//
uint[] docKeys = new uint[_documents.Keys.Count];
_documents.Keys.CopyTo(docKeys, 0);
foreach (uint id in docKeys)
{
TextLineEventListener docListener = _documents[id];
if (hierarchy.Equals(docListener.FileID.Hierarchy))
{
_documents.Remove(id);
docListener.Dispose();
}
}
}
public int OnBeforeDocumentWindowShow(uint docCookie, int fFirstShow, IVsWindowFrame pFrame)
{
// Check if this document is in the list of the documents.
//
if (_documents.ContainsKey(docCookie))
return VSConstants.S_OK;
// Get the information about this document from the RDT.
//
IVsRunningDocumentTable rdt =
_provider.GetService(typeof (SVsRunningDocumentTable)) as IVsRunningDocumentTable;
if (null != rdt)
{
// Note that here we don't want to throw in case of error.
uint flags;
uint readLocks;
uint writeLoks;
string documentMoniker;
IVsHierarchy hierarchy;
uint itemId;
IntPtr unkDocData;
int hr = rdt.GetDocumentInfo(
docCookie,
out flags,
out readLocks,
out writeLoks,
out documentMoniker,
out hierarchy,
out itemId,
out unkDocData);
try
{
if (ErrorHandler.Failed(hr) || (IntPtr.Zero == unkDocData))
return VSConstants.S_OK;
// Check if the herarchy is one of the hierarchies this service is monitoring.
//
if (!_hierarchies.ContainsKey(hierarchy))
// This hierarchy is not monitored, we can exit now.
return VSConstants.S_OK;
// Check the extension of the file to see if a listener is required.
//
string extension = Path.GetExtension(documentMoniker);
if (string.Compare(extension, NemerleConstants.FileExtension, StringComparison.OrdinalIgnoreCase) != 0)
return VSConstants.S_OK;
// Create the module id for this document.
//
ModuleID docId = new ModuleID(hierarchy, itemId);
// Try to get the text buffer.
//
IVsTextLines buffer = Marshal.GetObjectForIUnknown(unkDocData) as IVsTextLines;
// Create the listener.
//
TextLineEventListener listener = new TextLineEventListener(buffer, documentMoniker, docId);
// Set the event handler for the change event. Note that there is no
// difference between the AddFile and FileChanged operation, so we
// can use the same handler.
//
listener.OnFileChanged += OnFileChanged;
// Add the listener to the dictionary, so we will not create it anymore.
//
_documents.Add(docCookie, listener);
}
finally
{
if (IntPtr.Zero != unkDocData)
Marshal.Release(unkDocData);
}
}
// Always return success.
//
return VSConstants.S_OK;
}
public void Dispose()
{
if (_connectionPoint != null && _connectionCookie != 0)
{
_connectionPoint.Unadvise(_connectionCookie);
Debug.WriteLine("\n\tUnadvised from TextLinesEvents\n");
}
_connectionCookie = 0;
_connectionPoint = null;
_buffer = null;
_fileId = null;
}
public int OnBeforeDocumentWindowShow(uint docCookie, int fFirstShow, IVsWindowFrame pFrame)
{
// Check if this document is in the list of the documents.
//
if (_documents.ContainsKey(docCookie))
{
return(VSConstants.S_OK);
}
// Get the information about this document from the RDT.
//
IVsRunningDocumentTable rdt =
_provider.GetService(typeof(SVsRunningDocumentTable)) as IVsRunningDocumentTable;
if (null != rdt)
{
// Note that here we don't want to throw in case of error.
uint flags;
uint readLocks;
uint writeLoks;
string documentMoniker;
IVsHierarchy hierarchy;
uint itemId;
IntPtr unkDocData;
int hr = rdt.GetDocumentInfo(
docCookie,
out flags,
out readLocks,
out writeLoks,
out documentMoniker,
out hierarchy,
out itemId,
out unkDocData);
try
{
if (ErrorHandler.Failed(hr) || (IntPtr.Zero == unkDocData))
{
return(VSConstants.S_OK);
}
// Check if the herarchy is one of the hierarchies this service is monitoring.
//
if (!_hierarchies.ContainsKey(hierarchy))
{
// This hierarchy is not monitored, we can exit now.
return(VSConstants.S_OK);
}
// Check the extension of the file to see if a listener is required.
//
string extension = Path.GetExtension(documentMoniker);
if (string.Compare(extension, NemerleConstants.FileExtension, StringComparison.OrdinalIgnoreCase) != 0)
{
return(VSConstants.S_OK);
}
// Create the module id for this document.
//
ModuleID docId = new ModuleID(hierarchy, itemId);
// Try to get the text buffer.
//
IVsTextLines buffer = Marshal.GetObjectForIUnknown(unkDocData) as IVsTextLines;
// Create the listener.
//
TextLineEventListener listener = new TextLineEventListener(buffer, documentMoniker, docId);
// Set the event handler for the change event. Note that there is no
// difference between the AddFile and FileChanged operation, so we
// can use the same handler.
//
listener.OnFileChanged += OnFileChanged;
// Add the listener to the dictionary, so we will not create it anymore.
//
_documents.Add(docCookie, listener);
}
finally
{
if (IntPtr.Zero != unkDocData)
{
Marshal.Release(unkDocData);
}
}
}
// Always return success.
//
return(VSConstants.S_OK);
}
