internal void AddNode(LibraryNode node)
{
lock (this) {
root = new LibraryNode(root);
root.AddNode(node);
}
}
internal void RemoveNode(LibraryNode node)
{
lock (children) {
children.Remove(node);
}
updateCount += 1;
}
private 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)
{
PythonLibraryNode newNode = new PythonLibraryNode(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);
}
}
internal void RemoveNode(LibraryNode node)
{
lock (this) {
root = new LibraryNode(root);
root.RemoveNode(node);
}
}
internal void AddNode(LibraryNode node)
{
lock (children) {
children.Add(node);
}
updateCount += 1;
}
public LibraryNode(LibraryNode node)
{
this.capabilities = node.capabilities;
this.contextMenuID = node.contextMenuID;
this.displayData = node.displayData;
this.name = node.name;
this.tooltip = node.tooltip;
this.type = node.type;
this.children = new List <LibraryNode>();
foreach (LibraryNode child in node.children)
{
children.Add(child);
}
this.clipboardFormats = new List <VSOBJCLIPFORMAT>();
foreach (VSOBJCLIPFORMAT format in node.clipboardFormats)
{
clipboardFormats.Add(format);
}
this.filteredView = new Dictionary <LibraryNodeType, LibraryNode>();
this.updateCount = node.updateCount;
}
private void OnDeleteFile(object sender, HierarchyEventArgs args)
{
IVsHierarchy hierarchy = sender as IVsHierarchy;
if (null == hierarchy)
{
return;
}
ModuleId id = new ModuleId(hierarchy, args.ItemID);
LibraryNode node = null;
lock (files) {
if (files.TryGetValue(id, out node))
{
files.Remove(id);
}
}
if (null != node)
{
library.RemoveNode(node);
}
}
protected IVsSimpleObjectList2 FilterView(LibraryNodeType filterType)
{
LibraryNode filtered = null;
if (filteredView.TryGetValue(filterType, out filtered))
{
return(filtered as IVsSimpleObjectList2);
}
filtered = this.Clone();
for (int i = 0; i < filtered.children.Count;)
{
if (0 == (filtered.children[i].type & filterType))
{
filtered.children.RemoveAt(i);
}
else
{
i += 1;
}
}
filteredView.Add(filterType, filtered);
return(filtered as IVsSimpleObjectList2);
}
public Library(Guid libraryGuid)
{
this.guid = libraryGuid;
root = new LibraryNode("", LibraryNode.LibraryNodeType.Package);
}
private 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) {
PythonLibraryNode newNode = new PythonLibraryNode(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);
}
}
/// <summary>
/// Main function of the parsing thread.
/// This function waits on the queue of the parsing requests and build the parsing tree for
/// a specific file. The resulting tree is built using LibraryNode objects so that it can
/// be used inside the class view or object browser.
/// </summary>
private void ParseThread()
{
const int waitTimeout = 500;
// Define the array of events this function is interest in.
WaitHandle[] eventsToWait = new WaitHandle[] { requestPresent, shutDownStarted };
// Execute the tasks.
while (true)
{
// Wait for a task or a shutdown request.
int waitResult = WaitHandle.WaitAny(eventsToWait, waitTimeout, false);
if (1 == waitResult)
{
// The shutdown of this component is started, so exit the thread.
return;
}
LibraryTask task = null;
lock (requests) {
if (0 != requests.Count)
{
task = requests.Dequeue();
}
if (0 == requests.Count)
{
requestPresent.Reset();
}
}
if (null == task)
{
continue;
}
ScopeNode scope = null;
if (null == task.Text)
{
if (System.IO.File.Exists(task.FileName))
{
scope = ScopeWalker.GetScopesFromFile(task.FileName);
}
}
else
{
scope = ScopeWalker.GetScopesFromText(task.Text);
}
LibraryNode module = new LibraryNode(
System.IO.Path.GetFileName(task.FileName),
LibraryNode.LibraryNodeType.PhysicalContainer);
CreateModuleTree(module, module, scope, "", task.ModuleID);
if (null != task.ModuleID)
{
LibraryNode previousItem = null;
lock (files) {
if (files.TryGetValue(task.ModuleID, out previousItem))
{
files.Remove(task.ModuleID);
}
}
library.RemoveNode(previousItem);
}
library.AddNode(module);
if (null != task.ModuleID)
{
lock (files) {
files.Add(task.ModuleID, module);
}
}
}
}
internal void RemoveNode(LibraryNode node)
{
lock (children) {
children.Remove(node);
}
updateCount += 1;
}
internal void AddNode(LibraryNode node)
{
lock (children) {
children.Add(node);
}
updateCount += 1;
}
public LibraryNode(LibraryNode node)
{
this.capabilities = node.capabilities;
this.contextMenuID = node.contextMenuID;
this.displayData = node.displayData;
this.name = node.name;
this.tooltip = node.tooltip;
this.type = node.type;
this.children = new List<LibraryNode>();
foreach (LibraryNode child in node.children) {
children.Add(child);
}
this.clipboardFormats = new List<VSOBJCLIPFORMAT>();
foreach (VSOBJCLIPFORMAT format in node.clipboardFormats) {
clipboardFormats.Add(format);
}
this.filteredView = new Dictionary<LibraryNodeType, LibraryNode>();
this.updateCount = node.updateCount;
}
/// <summary>
/// Main function of the parsing thread.
/// This function waits on the queue of the parsing requests and build the parsing tree for
/// a specific file. The resulting tree is built using LibraryNode objects so that it can
/// be used inside the class view or object browser.
/// </summary>
private void ParseThread()
{
const int waitTimeout = 500;
// Define the array of events this function is interest in.
WaitHandle[] eventsToWait = new WaitHandle[] { requestPresent, shutDownStarted };
// Execute the tasks.
while (true) {
// Wait for a task or a shutdown request.
int waitResult = WaitHandle.WaitAny(eventsToWait, waitTimeout, false);
if (1 == waitResult) {
// The shutdown of this component is started, so exit the thread.
return;
}
LibraryTask task = null;
lock (requests) {
if (0 != requests.Count) {
task = requests.Dequeue();
}
if (0 == requests.Count) {
requestPresent.Reset();
}
}
if (null == task) {
continue;
}
ScopeNode scope = null;
if (null == task.Text) {
if (System.IO.File.Exists(task.FileName)) {
scope = ScopeWalker.GetScopesFromFile(task.FileName);
}
} else {
scope = ScopeWalker.GetScopesFromText(task.Text);
}
LibraryNode module = new LibraryNode(
System.IO.Path.GetFileName(task.FileName),
LibraryNode.LibraryNodeType.PhysicalContainer);
CreateModuleTree(module, module, scope, "", task.ModuleID);
if (null != task.ModuleID) {
LibraryNode previousItem = null;
lock (files) {
if (files.TryGetValue(task.ModuleID, out previousItem)) {
files.Remove(task.ModuleID);
}
}
library.RemoveNode(previousItem);
}
library.AddNode(module);
if (null != task.ModuleID) {
lock(files) {
files.Add(task.ModuleID, module);
}
}
}
}
internal void AddNode(LibraryNode node)
{
lock (this) {
root = new LibraryNode(root);
root.AddNode(node);
}
}
internal void RemoveNode(LibraryNode node)
{
lock (this) {
root = new LibraryNode(root);
root.RemoveNode(node);
}
}
public Library(Guid libraryGuid)
{
this.guid = libraryGuid;
root = new LibraryNode("", LibraryNode.LibraryNodeType.Package);
}
