void FindReferencesButtonClick(object sender, EventArgs e)
{
if (csharpTreeView.SelectedNode == null)
{
return;
}
SimpleProjectContent project = new SimpleProjectContent();
var parsedFile = new TypeSystemConvertVisitor(project, "dummy.cs").Convert(compilationUnit);
project.UpdateProjectContent(null, parsedFile);
List <ITypeResolveContext> projects = new List <ITypeResolveContext>();
projects.Add(project);
projects.AddRange(builtInLibs.Value);
using (var context = new CompositeTypeResolveContext(projects).Synchronize()) {
CSharpResolver resolver = new CSharpResolver(context);
AstNode node = (AstNode)csharpTreeView.SelectedNode.Tag;
IResolveVisitorNavigator navigator = new NodeListResolveVisitorNavigator(new[] { node });
ResolveVisitor visitor = new ResolveVisitor(resolver, parsedFile, navigator);
visitor.Scan(compilationUnit);
IEntity entity;
MemberResolveResult mrr = visitor.GetResolveResult(node) as MemberResolveResult;
TypeResolveResult trr = visitor.GetResolveResult(node) as TypeResolveResult;
if (mrr != null)
{
entity = mrr.Member;
}
else if (trr != null)
{
entity = trr.Type.GetDefinition();
}
else
{
return;
}
FindReferences fr = new FindReferences();
int referenceCount = 0;
FoundReferenceCallback callback = delegate(AstNode matchNode, ResolveResult result) {
referenceCount++;
};
var searchScopes = fr.GetSearchScopes(entity);
navigator = new CompositeResolveVisitorNavigator(searchScopes.Select(s => s.GetNavigator(callback)).ToArray());
visitor = new ResolveVisitor(resolver, parsedFile, navigator);
visitor.Scan(compilationUnit);
csharpTreeView.BeginUpdate();
ShowResolveResultsInTree(csharpTreeView.Nodes, visitor);
csharpTreeView.EndUpdate();
MessageBox.Show("Found " + referenceCount + " references to " + entity.FullName);
}
}
IResolveVisitorNavigator InitNavigator(ICompilation compilation)
{
if (currentSymbolReference == null || compilation == null)
{
return(null);
}
var symbol = currentSymbolReference.Resolve(compilation.TypeResolveContext);
FindReferences findReferences = new FindReferences();
if (symbol == null)
{
return(null);
}
var searchScopes = findReferences.GetSearchScopes(symbol);
if (searchScopes.Count == 0)
{
return(null);
}
var navigators = new IResolveVisitorNavigator[searchScopes.Count];
for (int i = 0; i < navigators.Length; i++)
{
navigators[i] = searchScopes[i].GetNavigator(compilation, ColorizeMatch);
}
IResolveVisitorNavigator combinedNavigator;
if (searchScopes.Count == 1)
{
combinedNavigator = navigators[0];
}
else
{
combinedNavigator = new CompositeResolveVisitorNavigator(navigators);
}
return(combinedNavigator);
}
/// <summary>
/// Finds all references in the given file.
/// </summary>
/// <param name="searchScopes">The search scopes for which to look.</param>
/// <param name="parsedFile">The type system representation of the file being searched.</param>
/// <param name="compilationUnit">The compilation unit of the file being searched.</param>
/// <param name="compilation">The compilation for the project that contains the file.</param>
/// <param name="callback">Callback used to report the references that were found.</param>
/// <param name="cancellationToken">CancellationToken that may be used to cancel the operation.</param>
public void FindReferencesInFile(IList<IFindReferenceSearchScope> searchScopes, CppParsedFile parsedFile, CompilationUnit compilationUnit,
ICompilation compilation, FoundReferenceCallback callback, CancellationToken cancellationToken)
{
if (searchScopes == null)
throw new ArgumentNullException("searchScopes");
if (parsedFile == null)
throw new ArgumentNullException("parsedFile");
if (compilationUnit == null)
throw new ArgumentNullException("compilationUnit");
if (compilation == null)
throw new ArgumentNullException("compilation");
if (callback == null)
throw new ArgumentNullException("callback");
if (searchScopes.Count == 0)
return;
var navigators = new IResolveVisitorNavigator[searchScopes.Count];
for (int i = 0; i < navigators.Length; i++) {
navigators[i] = searchScopes[i].GetNavigator(compilation, callback);
}
IResolveVisitorNavigator combinedNavigator;
if (searchScopes.Count == 1) {
combinedNavigator = navigators[0];
} else {
combinedNavigator = new CompositeResolveVisitorNavigator(navigators);
}
cancellationToken.ThrowIfCancellationRequested();
combinedNavigator = new DetectSkippableNodesNavigator(combinedNavigator, compilationUnit);
cancellationToken.ThrowIfCancellationRequested();
CppAstResolver resolver = new CppAstResolver(compilation, compilationUnit, parsedFile);
resolver.ApplyNavigator(combinedNavigator, cancellationToken);
foreach (var n in navigators) {
var frn = n as FindReferenceNavigator;
if (frn != null)
frn.NavigatorDone(resolver, cancellationToken);
}
}
