public virtual void OnItemChosen(int combo, int entry)
{
SourceContext c = new SourceContext(null, 1, 1);
if (combo == TypeAndMemberDropdownBars.DropClasses)
{
if (this.sortedDropDownTypes != null && entry >= 0 && entry < this.sortedDropDownTypes.Length)
{
c = this.sortedDropDownTypes[entry].SourceContext;
}
}
else
{
if (this.sortedDropDownMembers != null && entry >= 0 && entry < this.sortedDropDownMembers.Length)
{
c = this.sortedDropDownMembers[entry].SourceContext;
}
}
if (c.Document != null && this.textView != null)
{
int line = c.StartLine - 1;
int col = c.StartColumn - 1;
try{
textView.CenterLines(line, 16);
}catch {}
this.textView.SetCaretPos(line, col);
NativeWindowHelper.SetFocus(this.textView.GetWindowHandle());
this.SynchronizeDropdowns(this.textView, line, col);
}
}
private static void MoveCaretToPosition(IVsTextView textView, Position position, bool sendFocus = true)
{
textView.SetCaretPos(position.Line, position.Character);
textView.EnsureSpanVisible(new TextSpan()
{
iStartIndex = position.Character, iStartLine = position.Line, iEndIndex = position.Character, iEndLine = position.Line
});
textView.CenterLines(position.Line, 1);
if (sendFocus)
{
textView.SendExplicitFocus();
}
}
static void SetSelection(IVsTextView textView, GitHubContext context)
{
var line = context.Line;
var lineEnd = context.LineEnd ?? line;
if (line != null)
{
ErrorHandler.ThrowOnFailure(textView.GetBuffer(out IVsTextLines buffer));
buffer.GetLengthOfLine(lineEnd.Value - 1, out int lineEndLength);
ErrorHandler.ThrowOnFailure(textView.SetSelection(line.Value - 1, 0, lineEnd.Value - 1, lineEndLength));
ErrorHandler.ThrowOnFailure(textView.CenterLines(line.Value - 1, lineEnd.Value - line.Value + 1));
}
}
internal static void FocusLine(IVsTextView viewAdapter, int line, int col)
{
ErrorHandler.ThrowOnFailure(viewAdapter.SetCaretPos(line, col));
// Make sure that the text is visible.
int topline = line - 10;
if (topline < 0)
{
topline = 0;
}
viewAdapter.SetTopLine(topline);
viewAdapter.CenterLines(line, 1);
}
/// <include file='doc\CodeWindowManager.uex' path='docs/doc[@for="TypeAndMemberDropdownBars.OnItemChosen"]/*' />
public virtual int OnItemChosen(int combo, int entry)
{
DropDownMember member = GetMember(combo, entry);
if (member != null && this.textView != null)
{
int line = member.Span.iStartLine;
int col = member.Span.iStartIndex;
try {
// Here we don't want to throw or to check the return value.
textView.CenterLines(line, 16);
} catch (COMException) { }
NativeMethods.ThrowOnFailure(this.textView.SetCaretPos(line, col));
NativeMethods.SetFocus(this.textView.GetWindowHandle());
this.SynchronizeDropdowns(this.textView, line, col);
}
return(NativeMethods.S_OK);
}
/// <include file='doc\CodeWindowManager.uex' path='docs/doc[@for="TypeAndMemberDropdownBars.OnItemChosen"]/*' />
public override int OnItemChosen(int combo, int entryIndex)
{
var entry = GetEntry(combo, entryIndex);
if (entry != null && _textView != null)
{
int line = entry.Location.Line.ToVsLineCoord();
int col = entry.Location.Column.ToVsColCoord();
try
{
// Here we don't want to throw or to check the return value.
_textView.CenterLines(line, 16);
}
catch (System.Runtime.InteropServices.COMException) { }
ErrorHandler.ThrowOnFailure(_textView.SetCaretPos(line, col));
SetFocus(_textView.GetWindowHandle());
SynchronizeDropdownsRsdn(_textView, line, col);
}
return(NativeMethods.S_OK);
}
public virtual int OnItemChosen(int combo, int entry)
{
int line = 0;
int col = 0;
if (combo == 0)
{
if (this.dropDownTypeNames != null && entry >= 0 && entry < this.dropDownTypeNames.Length)
{
line = this.dropDownTypeStartLines[entry];
col = this.dropDownTypeStartColumns[entry];
}
}
else
{
if (this.dropDownMemberSignatures != null && entry >= 0 && entry < this.dropDownMemberSignatures.Length)
{
line = this.dropDownMemberStartLines[entry];
col = this.dropDownMemberStartColumns[entry];
}
}
if (this.textView != null)
{
try{
textView.CenterLines(line, 16);
}catch {}
this.textView.SetCaretPos(line, col);
NativeWindowHelper.SetFocus(this.textView.GetWindowHandle());
this.SynchronizeDropdowns(this.textView, line, col);
if (combo == 0)
{
this.dropDownBar.RefreshCombo(1, this.selectedMember);
}
else
{
this.dropDownBar.RefreshCombo(0, this.selectedType);
}
this.dropDownBar.RefreshCombo(combo, entry);
}
return(0);
}
public void NavigateToEquivalentPosition(IVsTextView sourceView, IVsTextView targetView)
{
int line;
int column;
ErrorHandler.ThrowOnFailure(sourceView.GetCaretPos(out line, out column));
var text1 = GetText(sourceView);
var text2 = GetText(targetView);
var fromLines = ReadLines(text1);
var toLines = ReadLines(text2);
var matchingLine = FindMatchingLine(fromLines, toLines, line, matchLinesAbove: MatchLinesAboveTarget);
if (matchingLine == -1)
{
// If we can't match line use orignal as best guess.
matchingLine = line < toLines.Count ? line : toLines.Count - 1;
column = 0;
}
ErrorHandler.ThrowOnFailure(targetView.SetCaretPos(matchingLine, column));
ErrorHandler.ThrowOnFailure(targetView.CenterLines(matchingLine, 1));
}
public int NavigateTo(string file, int line, int column)
{
int hr = VSConstants.S_OK;
var openDoc = _provider.globalServiceProvider.GetService(typeof(SVsUIShellOpenDocument)) as IVsUIShellOpenDocument;
if (openDoc == null)
{
return(VSConstants.E_UNEXPECTED);
}
Microsoft.VisualStudio.OLE.Interop.IServiceProvider sp = null;
IVsUIHierarchy hierarchy = null;
uint itemID = 0;
IVsWindowFrame frame = null;
Guid viewGuid = VSConstants.LOGVIEWID_TextView;
hr = openDoc.OpenDocumentViaProject(file, ref viewGuid, out sp, out hierarchy, out itemID, out frame);
if (hr != VSConstants.S_OK)
{
return(hr);
}
hr = frame.Show();
if (hr != VSConstants.S_OK)
{
return(hr);
}
IntPtr viewPtr = IntPtr.Zero;
Guid textLinesGuid = typeof(IVsTextLines).GUID;
hr = frame.QueryViewInterface(ref textLinesGuid, out viewPtr);
if (hr != VSConstants.S_OK)
{
return(hr);
}
IVsTextLines textLines = Marshal.GetUniqueObjectForIUnknown(viewPtr) as IVsTextLines;
var textMgr = _provider.globalServiceProvider.GetService(typeof(SVsTextManager)) as IVsTextManager;
if (textMgr == null)
{
return(VSConstants.E_UNEXPECTED);
}
IVsTextView textView = null;
hr = textMgr.GetActiveView(0, textLines, out textView);
if (hr != VSConstants.S_OK)
{
return(hr);
}
if (textView != null && line > 0)
{
int col = Math.Max(column - 1, 0);
textView.SetCaretPos(line - 1, col);
var span = new TextSpan {
iStartLine = line - 1, iStartIndex = col, iEndLine = line - 1, iEndIndex = col + 1
};
textView.EnsureSpanVisible(span);
textView.CenterLines(line - 1, 1);
}
return(VSConstants.S_OK);
}
private void MenuItemCallback(object sender, EventArgs e, bool forward)
{
try
{
////////////////////////
/// Next rule.
////////////////////////
IVsTextManager manager = ((IServiceProvider)ServiceProvider).GetService(typeof(VsTextManagerClass)) as IVsTextManager;
if (manager == null)
{
return;
}
manager.GetActiveView(1, null, out IVsTextView view);
if (view == null)
{
return;
}
view.GetCaretPos(out int l, out int c);
view.GetBuffer(out IVsTextLines buf);
if (buf == null)
{
return;
}
IWpfTextView xxx = AntlrLanguageClient.AdaptersFactory.GetWpfTextView(view);
ITextBuffer buffer = xxx.TextBuffer;
string ffn = buffer.GetFFN().Result;
if (ffn == null)
{
return;
}
Workspaces.Document document = Workspaces.Workspace.Instance.FindDocument(ffn);
if (document == null)
{
return;
}
int pos = LanguageServer.Module.GetIndex(l, c, document);
AntlrLanguageClient alc = AntlrLanguageClient.Instance;
if (alc == null)
{
return;
}
int new_pos = alc.CMNextSymbolSendServer(ffn, pos, forward);
if (new_pos < 0)
{
return;
}
List <IToken> where = new List <IToken>();
List <ParserDetails> where_details = new List <ParserDetails>();
IVsTextView vstv = IVsTextViewExtensions.FindTextViewFor(ffn);
if (vstv == null)
{
return;
}
IWpfTextView wpftv = AntlrLanguageClient.AdaptersFactory.GetWpfTextView(vstv);
if (wpftv == null)
{
return;
}
vstv.GetLineAndColumn(new_pos, out int line_number, out int colum_number);
ITextSnapshot cc = wpftv.TextBuffer.CurrentSnapshot;
SnapshotSpan ss = new SnapshotSpan(cc, new_pos, 1);
SnapshotPoint sp = ss.Start;
// Put cursor on symbol.
wpftv.Caret.MoveTo(sp);
if (line_number > 0)
{
vstv.CenterLines(line_number - 1, 2);
}
else
{
vstv.CenterLines(line_number, 1);
}
}
catch (Exception exception)
{
Logger.Log.Notify(exception.StackTrace);
}
}
private void MenuItemCallback(object sender, EventArgs e)
{
////////////////////////
// Go to definition....
////////////////////////
// First, open up every .g4 file in project.
// Get VS solution, if any, and parse all grammars
DTE application = DteExtensions.GetApplication();
if (application != null)
{
IEnumerable <ProjectItem> iterator = DteExtensions.SolutionFiles(application);
ProjectItem[] list = iterator.ToArray();
foreach (var item in list)
{
//var doc = item.Document; CRASHES!!!! DO NOT USE!
//var props = item.Properties;
string file_name = item.Name;
if (file_name != null)
{
string prefix = file_name.TrimSuffix(".g4");
if (prefix == file_name)
{
continue;
}
try
{
object prop = item.Properties.Item("FullPath").Value;
string ffn = (string)prop;
if (!ParserDetails._per_file_parser_details.ContainsKey(ffn))
{
StreamReader sr = new StreamReader(ffn);
ParserDetails foo = new ParserDetails();
ParserDetails._per_file_parser_details[ffn] = foo;
foo.Parse(sr.ReadToEnd(), ffn);
}
} catch (Exception eeks)
{ }
}
}
}
string classification = this.Classification;
SnapshotSpan span = this.Symbol;
ITextView view = this.View;
// First, find out what this view is, and what the file is.
ITextBuffer buffer = view.TextBuffer;
ITextDocument doc = buffer.GetTextDocument();
string path = doc.FilePath;
//ParserDetails details = null;
//bool found = ParserDetails._per_file_parser_details.TryGetValue(path, out details);
//if (!found) return;
List <IToken> where = new List <IToken>();
List <ParserDetails> where_details = new List <ParserDetails>();
IToken token = null;
foreach (var kvp in ParserDetails._per_file_parser_details)
{
string file_name = kvp.Key;
ParserDetails details = kvp.Value;
if (classification == AntlrVSIX.Constants.ClassificationNameNonterminal)
{
var it = details._ant_nonterminals_defining.Where(
(t) => t.Text == span.GetText());
where.AddRange(it);
foreach (var i in it)
{
where_details.Add(details);
}
}
else if (classification == AntlrVSIX.Constants.ClassificationNameTerminal)
{
var it = details._ant_terminals_defining.Where(
(t) => t.Text == span.GetText());
where.AddRange(it);
foreach (var i in it)
{
where_details.Add(details);
}
}
}
if (where.Any())
{
token = where.First();
}
else
{
return;
}
ParserDetails where_token = where_details.First();
string full_file_name = where_token.full_file_name;
IVsTextView vstv = IVsTextViewExtensions.GetIVsTextView(full_file_name);
IVsTextViewExtensions.ShowFrame(full_file_name);
vstv = IVsTextViewExtensions.GetIVsTextView(where_token.full_file_name);
IWpfTextView wpftv = vstv.GetIWpfTextView();
if (wpftv == null)
{
return;
}
int line_number;
int colum_number;
vstv.GetLineAndColumn(token.StartIndex, out line_number, out colum_number);
// Create new span in the appropriate view.
ITextSnapshot cc = wpftv.TextBuffer.CurrentSnapshot;
SnapshotSpan ss = new SnapshotSpan(cc, token.StartIndex, 1);
SnapshotPoint sp = ss.Start;
// Put cursor on symbol.
wpftv.Caret.MoveTo(sp); // This sets cursor, bot does not center.
// Center on cursor.
//wpftv.Caret.EnsureVisible(); // This works, sort of. It moves the scroll bar, but it does not CENTER! Does not really work!
if (line_number > 0)
{
vstv.CenterLines(line_number - 1, 2);
}
else
{
vstv.CenterLines(line_number, 1);
}
}
// --------------------------------------------------------------
// Editor control
// --------------------------------------------------------------
private void ShowSource(string emitter, string path, int line_no)
{
IVsUIShellOpenDocument od = (IVsUIShellOpenDocument)MsVsShell.Package.GetGlobalService(typeof(SVsUIShellOpenDocument));
// not clear why lookup needs a string array; documentation does not mention returning
// more than one path
uint search_strategy = (uint)__VSRELPATHSEARCHFLAGS.RPS_UseAllSearchStrategies;
String[] found_abs_paths = new String[1];
int res = od.SearchProjectsForRelativePath(search_strategy, path, found_abs_paths);
// if the whole path wasn't found, retry with just the filename
String chosen_abs_path;
if (res != VsConstants.S_OK)
{
int last_elem_pos = path.LastIndexOf('\\');
if (last_elem_pos >= 0)
{
string last_elem = path.Substring(last_elem_pos + 1);
res = od.SearchProjectsForRelativePath(search_strategy, last_elem, found_abs_paths);
}
}
if (res == VsConstants.S_OK)
{
chosen_abs_path = found_abs_paths[0];
}
else
{
OutputString(System.String.Format("Unable to find source code in any project: path:'{0}' line:{1}", path, line_no));
return;
}
// fetch a hierarchy for the absolute path
IVsUIHierarchy hierarchy;
UInt32 item_id;
Microsoft.VisualStudio.OLE.Interop.IServiceProvider provider;
Int32 in_proj;
res = od.IsDocumentInAProject(chosen_abs_path, out hierarchy, out item_id, out provider, out in_proj);
if (res != VsConstants.S_OK)
{
OutputString(System.String.Format("Unable to find project for source code: emitter: '{0}'", emitter));
return;
}
if (in_proj == 0)
{
OutputString(System.String.Format("Unable to find source code in project: emitter: '{0}'", emitter));
return;
}
// convert the hierarchy to a project, and open & show the source code document
IVsProject project = (IVsProject)hierarchy;
IntPtr DOCDATAEXISTING_UNKNOWN = (IntPtr)(int)-1;
Guid logical_view = new Guid(LogicalViewID.Code);
IVsWindowFrame frame;
res = project.OpenItem(item_id, logical_view, DOCDATAEXISTING_UNKNOWN, out frame);
if (res != VsConstants.S_OK)
{
OutputString(System.String.Format("Unable to open editor for source code: emitter: '{0}'", emitter));
return;
}
frame.Show();
// move the cursor to the correct line in the editor
IVsTextView text_view = Microsoft.VisualStudio.Shell.VsShellUtilities.GetTextView(frame);
if (text_view == null)
{
OutputString(System.String.Format("Unable to access editor for source code: emitter: '{0}'", emitter));
return;
}
line_no = line_no - 1;
res = text_view.SetCaretPos(line_no, 0);
if (res != VsConstants.S_OK)
{
OutputString(System.String.Format("Unable to set cursor to source code: emitter: '{0}'", emitter));
return;
}
// and finally, centre the view on the source code line - ignore errors, it doesn't
// matter that much
text_view.CenterLines(line_no, 1);
}
private void MenuItemCallback(object sender, EventArgs e, bool visitor)
{
try
{
////////////////////////
/// Go to visitor.
////////////////////////
IVsTextManager manager = ((IServiceProvider)ServiceProvider).GetService(typeof(VsTextManagerClass)) as IVsTextManager;
if (manager == null)
{
return;
}
manager.GetActiveView(1, null, out IVsTextView view);
if (view == null)
{
return;
}
view.GetCaretPos(out int l, out int c);
view.GetBuffer(out IVsTextLines buf);
if (buf == null)
{
return;
}
IWpfTextView xxx = AntlrLanguageClient.AdaptersFactory.GetWpfTextView(view);
ITextBuffer buffer = xxx.TextBuffer;
string orig_ffn = buffer.GetFFN().Result;
if (orig_ffn == null)
{
return;
}
Workspaces.Document document = Workspaces.Workspace.Instance.FindDocument(orig_ffn);
if (document == null)
{
return;
}
int pos = LanguageServer.Module.GetIndex(l, c, document);
AntlrLanguageClient alc = AntlrLanguageClient.Instance;
if (alc == null)
{
return;
}
CMGotoResult symbol = null;
if (visitor)
{
symbol = alc.CMGotoVisitorSendServer(orig_ffn, pos);
}
else
{
var is_enter = CtrlKeyState.GetStateForView(xxx).Enabled;
symbol = alc.CMGotoListenerSendServer(orig_ffn, is_enter, pos);
}
if (symbol == null)
{
return;
}
{
string class_file_path = symbol.TextDocument.LocalPath;
int index = symbol.Start;
// Open to this line in editor.
IVsTextView vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
{
IVsTextViewExtensions.ShowFrame(ServiceProvider, class_file_path);
vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
}
IWpfTextView wpftv = AntlrLanguageClient.AdaptersFactory.GetWpfTextView(vstv);
if (wpftv == null)
{
return;
}
// Create new span in the appropriate view.
ITextSnapshot cc = wpftv.TextBuffer.CurrentSnapshot;
vstv.GetLineAndColumn(index, out int line_number, out int colum_number);
// Put cursor on symbol.
wpftv.Caret.MoveTo(new SnapshotPoint(cc, index)); // This sets cursor, bot does not center.
// Center on cursor.
//wpftv.Caret.EnsureVisible(); // This works, sort of. It moves the scroll bar, but it does not CENTER! Does not really work!
if (line_number > 0)
{
vstv.CenterLines(line_number - 1, 2);
}
else
{
vstv.CenterLines(line_number, 1);
}
return;
}
}
catch (Exception exception)
{
Logger.Log.Notify(exception.StackTrace);
}
}
private void MenuItemCallback(object sender, EventArgs e, bool visitor)
{
try
{
// Return if I can't determine what application this is.
DTE application = Workspaces.Help.GetApplication();
if (application == null)
{
return;
}
// Get active view and determine if it's a grammar file.
var grammar_view = AntlrLanguagePackage.Instance.GetActiveView();
if (grammar_view == null)
{
return;
}
ITextCaret car = grammar_view.Caret;
CaretPosition cp = car.Position;
SnapshotPoint bp = cp.BufferPosition;
int pos = bp.Position;
ITextBuffer buffer = grammar_view.TextBuffer;
var g4_file_path = buffer.GetFFN().Result;
if (g4_file_path == null)
{
return;
}
IGrammarDescription grammar_description = LanguageServer.GrammarDescriptionFactory.Create(g4_file_path);
if (!grammar_description.IsFileType(g4_file_path))
{
return;
}
// Get name of base class for listener and visitor. These are generated by Antlr,
// constructed from the name of the file.
var grammar_name = Path.GetFileName(g4_file_path);
grammar_name = Path.GetFileNameWithoutExtension(grammar_name);
var listener_baseclass_name = visitor ? (grammar_name + "BaseVisitor") : (grammar_name + "BaseListener");
var listener_class_name = visitor ? ("My" + grammar_name + "Visitor") : ("My" + grammar_name + "Listener");
// In the current view, find the details of the Antlr symbol at the cursor.
TextExtent extent = AntlrVSIX.Package.AntlrLanguagePackage.Instance.Navigator[grammar_view]
.GetExtentOfWord(bp);
SnapshotSpan span = extent.Span;
AntlrLanguagePackage.Instance.Span = span;
// Now, check for valid classification type.
var cla = -1;
bool can_gotovisitor = AntlrVSIX.Package.AntlrLanguagePackage.Instance.Aggregator[grammar_view].GetClassificationSpans(span).Where(
classification =>
{
var name = classification.ClassificationType.Classification;
if (!grammar_description.InverseMap.TryGetValue(name, out int c))
{
return(false);
}
cla = c;
return(grammar_description.CanGotovisitor[cla]);
}).Any();
if (!can_gotovisitor)
{
return;
}
// Find defining occurrence.
List <Antlr4.Runtime.Tree.TerminalNodeImpl> where = new List <Antlr4.Runtime.Tree.TerminalNodeImpl>();
List <ParserDetails> where_details = new List <ParserDetails>();
Antlr4.Runtime.Tree.TerminalNodeImpl token = null;
foreach (var kvp in ParserDetailsFactory.AllParserDetails)
{
string file_name = kvp.Key;
ParserDetails details = kvp.Value;
{
var it = details.Defs.Where(
(t) => t.Value == cla && t.Key.Symbol.Text == span.GetText()).Select(t => t.Key);
where.AddRange(it);
foreach (var i in it)
{
where_details.Add(details);
}
}
}
if (where.Any())
{
token = where.First();
}
else
{
System.Windows.Forms.MessageBox.Show(
"Symbol '" + span.GetText() + "' definer not found.");
return;
}
// Get the symbol name as a string.
var symbol_name = token.Symbol.Text;
var capitalized_symbol_name = Capitalized(symbol_name);
// Parse all the C# files in the solution.
Dictionary <string, SyntaxTree> trees = new Dictionary <string, SyntaxTree>();
foreach (var item in DteExtensions.SolutionFiles(application))
{
string file_name = item.Name;
if (file_name != null)
{
string prefix = file_name.TrimSuffix(".cs");
if (prefix == file_name)
{
continue;
}
try
{
object prop = item.Properties.Item("FullPath").Value;
string ffn = (string)prop;
StreamReader sr = new StreamReader(ffn);
string code = sr.ReadToEnd();
SyntaxTree tree = CSharpSyntaxTree.ParseText(code);
trees[ffn] = tree;
}
catch (Exception)
{
}
}
}
// Find all occurrences of visitor class.
List <ClassDeclarationSyntax> found_class = new List <ClassDeclarationSyntax>();
string class_file_path = null;
try
{
foreach (var kvp in trees)
{
var file_name = kvp.Key;
var tree = kvp.Value;
// Look for IParseTreeListener or IParseTreeVisitor classes.
var root = (CompilationUnitSyntax)tree.GetRoot();
if (root == null)
{
continue;
}
foreach (var nm in root.Members)
{
var namespace_member = nm as NamespaceDeclarationSyntax;
if (namespace_member == null)
{
continue;
}
foreach (var cm in namespace_member.Members)
{
var class_member = cm as ClassDeclarationSyntax;
if (class_member == null)
{
continue;
}
var bls = class_member.BaseList;
if (bls == null)
{
continue;
}
var types = bls.Types;
Regex reg = new Regex("[<].+[>]");
foreach (var type in types)
{
var s = type.ToString();
s = reg.Replace(s, "");
if (s.ToString() == listener_baseclass_name)
{
// Found the right class.
found_class.Add(class_member);
throw new Exception();
}
}
}
}
}
}
catch
{
}
if (found_class.Count == 0)
{
if (!global::Options.POptions.GetBoolean("GenerateVisitorListener"))
{
return;
}
// Look in grammar directory for any C# files.
string name_space = null;
string ffn = Path.GetFullPath(g4_file_path);
ffn = Path.GetDirectoryName(ffn);
foreach (var i in DteExtensions.SolutionFiles(application))
{
string file_name = i.Name;
if (file_name != null)
{
string prefix = file_name.TrimSuffix(".cs");
if (prefix == file_name)
{
continue;
}
try
{
object prop = i.Properties.Item("FullPath").Value;
string ffncs = (string)prop;
// Look for namespace.
var t = trees[ffncs];
if (t == null)
{
continue;
}
var root = t.GetCompilationUnitRoot();
foreach (var nm in root.Members)
{
var namespace_member = nm as NamespaceDeclarationSyntax;
if (namespace_member == null)
{
continue;
}
name_space = namespace_member.Name.ToString();
break;
}
}
catch (Exception)
{
}
}
}
if (name_space == null)
{
name_space = "Generated";
}
// Create class.
string clazz = visitor ? $@"
using System;
using System.Collections.Generic;
using System.Text;
namespace {name_space}
{{
class {listener_class_name}<Result> : {listener_baseclass_name}<Result>
{{
//public override Result VisitA([NotNull] A3Parser.AContext context)
//{{
// return VisitChildren(context);
//}}
}}
}}
"
: $@"
using System;
using System.Collections.Generic;
using System.Text;
namespace {name_space}
{{
class {listener_class_name} : {listener_baseclass_name}
{{
//public override void EnterA(A3Parser.AContext context)
//{{
// base.EnterA(context);
//}}
//public override void ExitA(A3Parser.AContext context)
//{{
// base.ExitA(context);
//}}
}}
}}
";
class_file_path = ffn + Path.DirectorySeparatorChar + listener_class_name + ".cs";
System.IO.File.WriteAllText(class_file_path, clazz);
var item = ProjectHelpers.GetSelectedItem();
string folder = FindFolder(item);
if (string.IsNullOrEmpty(folder) || !Directory.Exists(folder))
{
return;
}
var file = new FileInfo(class_file_path);
var selectedItem = Workspaces.Workspace.Instance.FindDocument(class_file_path);
if (selectedItem == null)
{
//var selectedProject = item as Project;
//Project project = selectedItem?.ContainingProject ?? selectedProject ?? null;
//var projectItem = project.AddFileToProject(file);
}
// Redo parse.
try
{
StreamReader sr = new StreamReader(class_file_path);
string code = sr.ReadToEnd();
SyntaxTree tree = CSharpSyntaxTree.ParseText(code);
trees[class_file_path] = tree;
}
catch (Exception)
{
}
// Redo find class.
try
{
var tree = trees[class_file_path];
var save = class_file_path;
class_file_path = null;
// Look for IParseTreeListener or IParseTreeVisitor classes.
var root = (CompilationUnitSyntax)tree.GetRoot();
foreach (var nm in root.Members)
{
var namespace_member = nm as NamespaceDeclarationSyntax;
if (namespace_member == null)
{
continue;
}
foreach (var cm in namespace_member.Members)
{
var class_member = cm as ClassDeclarationSyntax;
if (class_member == null)
{
continue;
}
var bls = class_member.BaseList;
if (bls == null)
{
continue;
}
var types = bls.Types;
Regex reg = new Regex("[<].+[>]");
foreach (var type in types)
{
var s = type.ToString();
s = reg.Replace(s, "");
if (s.ToString() == listener_baseclass_name)
{
// Found the right class.
found_class.Add(class_member);
throw new Exception();
}
}
}
}
}
catch
{
}
}
// Look for enter or exit method for symbol.
MethodDeclarationSyntax found_member = null;
var ctl = CtrlKeyState.GetStateForView(grammar_view).Enabled;
var capitalized_member_name = "";
if (visitor)
{
capitalized_member_name = "Visit" + capitalized_symbol_name;
}
else if (ctl)
{
capitalized_member_name = "Exit" + capitalized_symbol_name;
}
else
{
capitalized_member_name = "Enter" + capitalized_symbol_name;
}
var capitalized_grammar_name = Capitalized(grammar_name);
try
{
foreach (var fc in found_class)
{
foreach (var me in fc.Members)
{
var method_member = me as MethodDeclarationSyntax;
if (method_member == null)
{
continue;
}
if (method_member.Identifier.ValueText.ToLower() == capitalized_member_name.ToLower())
{
found_member = method_member;
throw new Exception();
}
}
}
}
catch
{
}
if (found_member == null)
{
if (!global::Options.POptions.GetBoolean("GenerateVisitorListener"))
{
return;
}
// Find point for edit.
var fc = found_class.First();
var here = fc.OpenBraceToken;
var spn = here.FullSpan;
var end = spn.End;
IVsTextView vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
if (vstv == null)
{
IVsTextViewExtensions.ShowFrame(class_file_path);
vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
}
IWpfTextView wpftv = vstv.GetIWpfTextView();
if (wpftv == null)
{
return;
}
ITextSnapshot cc = wpftv.TextBuffer.CurrentSnapshot;
var res = vstv.GetBuffer(out IVsTextLines ppBuffer);
var nss = new SnapshotSpan(cc, spn.End + 1, 0);
var txt_span = nss.Span;
int line_number;
int colum_number;
vstv.GetLineAndColumn(txt_span.Start, out line_number, out colum_number);
res = ppBuffer.CreateEditPoint(line_number, colum_number, out object ppEditPoint);
EditPoint editPoint = ppEditPoint as EditPoint;
// Create class.
string member = visitor ? $@"
public override Result {capitalized_member_name}([NotNull] {capitalized_grammar_name}Parser.{capitalized_symbol_name}Context context)
{{
return VisitChildren(context);
}}
"
: $@"
public override void {capitalized_member_name}({capitalized_grammar_name}Parser.{capitalized_symbol_name}Context context)
{{
base.{capitalized_member_name}(context);
}}
";
editPoint.Insert(member);
// Redo parse.
try
{
vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
if (vstv == null)
{
IVsTextViewExtensions.ShowFrame(class_file_path);
vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
}
var text_buffer = vstv.GetITextBuffer();
var code = text_buffer.GetBufferText();
SyntaxTree tree = CSharpSyntaxTree.ParseText(code);
trees[class_file_path] = tree;
}
catch (Exception)
{
}
// Redo find class.
try
{
var tree = trees[class_file_path];
var save = class_file_path;
class_file_path = null;
// Look for IParseTreeListener or IParseTreeVisitor classes.
var root = (CompilationUnitSyntax)tree.GetRoot();
foreach (var nm in root.Members)
{
var namespace_member = nm as NamespaceDeclarationSyntax;
if (namespace_member == null)
{
continue;
}
foreach (var cm in namespace_member.Members)
{
var class_member = cm as ClassDeclarationSyntax;
if (class_member == null)
{
continue;
}
var bls = class_member.BaseList;
if (bls == null)
{
continue;
}
var types = bls.Types;
Regex reg = new Regex("[<].+[>]");
foreach (var type in types)
{
var s = type.ToString();
s = reg.Replace(s, "");
if (s.ToString() == listener_baseclass_name)
{
// Found the right class.
found_class.Add(class_member);
class_file_path = save;
throw new Exception();
}
}
}
}
}
catch
{
}
try
{
foreach (var fcc in found_class)
{
foreach (var me in fcc.Members)
{
var method_member = me as MethodDeclarationSyntax;
if (method_member == null)
{
continue;
}
if (method_member.Identifier.ValueText.ToLower() == capitalized_member_name.ToLower())
{
found_member = method_member;
throw new Exception();
}
}
}
}
catch
{
}
}
{
// Open to this line in editor.
IVsTextView vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
{
IVsTextViewExtensions.ShowFrame(class_file_path);
vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
}
IWpfTextView wpftv = vstv.GetIWpfTextView();
if (wpftv == null)
{
return;
}
int line_number;
int colum_number;
var txt_span = found_member.Identifier.Span;
vstv.GetLineAndColumn(txt_span.Start, out line_number, out colum_number);
// Create new span in the appropriate view.
ITextSnapshot cc = wpftv.TextBuffer.CurrentSnapshot;
SnapshotSpan ss = new SnapshotSpan(cc, txt_span.Start, txt_span.Length);
SnapshotPoint sp = ss.Start;
// Put cursor on symbol.
wpftv.Caret.MoveTo(sp); // This sets cursor, bot does not center.
// Center on cursor.
//wpftv.Caret.EnsureVisible(); // This works, sort of. It moves the scroll bar, but it does not CENTER! Does not really work!
if (line_number > 0)
{
vstv.CenterLines(line_number - 1, 2);
}
else
{
vstv.CenterLines(line_number, 1);
}
return;
}
}
catch (Exception exception)
{
Logger.Log.Notify(exception.StackTrace);
}
}
private void MenuItemCallback(object sender, EventArgs e)
{
try
{
////////////////////////
// Go to definition....
////////////////////////
SnapshotSpan span = AntlrLanguagePackage.Instance.Span;
ITextView view = AntlrLanguagePackage.Instance.View;
ITextBuffer buffer = view.TextBuffer;
var file_name = buffer.GetFFN().Result;
if (file_name == null)
{
return;
}
var document = Workspaces.Workspace.Instance.FindDocument(file_name);
var ref_pd = ParserDetailsFactory.Create(document);
var list_location = LanguageServer.Module.FindDef(span.Start.Position, document);
if (list_location == null || !list_location.Any())
{
return;
}
var location = list_location.First();
var sym = LanguageServer.Module.GetDocumentSymbol(location.Range.Start.Value, location.Uri);
if (sym == null)
{
return;
}
string full_file_name = location.Uri.FullPath;
IVsTextView vstv = IVsTextViewExtensions.FindTextViewFor(full_file_name);
{
IVsTextViewExtensions.ShowFrame(full_file_name);
vstv = IVsTextViewExtensions.FindTextViewFor(full_file_name);
}
if (vstv == null)
{
return;
}
IWpfTextView wpftv = vstv.GetIWpfTextView();
if (wpftv == null)
{
return;
}
vstv.GetLineAndColumn(sym.range.Start.Value, out int line_number, out int column_number);
ITextSnapshot cc = wpftv.TextBuffer.CurrentSnapshot;
SnapshotSpan ss = new SnapshotSpan(cc, sym.range.Start.Value, 1);
SnapshotPoint sp = ss.Start;
wpftv.Caret.MoveTo(sp);
if (line_number > 0)
{
vstv.CenterLines(line_number - 1, 2);
}
else
{
vstv.CenterLines(line_number, 1);
}
AntlrVSIX.Package.Menus.ResetMenus();
}
catch (Exception exception)
{
Logger.Log.Notify(exception.StackTrace);
}
}
private void MenuItemCallback(object sender, EventArgs e, bool forward)
{
try
{
////////////////////////
/// Next rule.
////////////////////////
string classification = AntlrLanguagePackage.Instance.Classification;
SnapshotSpan span = AntlrLanguagePackage.Instance.Span;
ITextView view = AntlrLanguagePackage.Instance.View;
view = AntlrLanguagePackage.Instance.GetActiveView();
if (view == null)
{
return;
}
ITextCaret car = view.Caret;
CaretPosition cp = car.Position;
SnapshotPoint bp = cp.BufferPosition;
int pos = bp.Position;
// First, find out what this view is, and what the file is.
ITextBuffer buffer = view.TextBuffer;
string path = buffer.GetFFN().Result;
if (path == null)
{
return;
}
List <IToken> where = new List <IToken>();
List <ParserDetails> where_details = new List <ParserDetails>();
int next_sym = forward ? Int32.MaxValue : -1;
foreach (var kvp in ParserDetailsFactory.AllParserDetails)
{
string file_name = kvp.Key;
if (file_name != path)
{
continue;
}
ParserDetails details = kvp.Value;
foreach (var p in details.Defs)
{
if (p.Value != 0)
{
continue;
}
var t = p.Key;
if (forward)
{
if (t.Symbol.StartIndex > pos && t.Symbol.StartIndex < next_sym)
{
next_sym = t.Symbol.StartIndex;
}
}
else
{
if (t.Symbol.StartIndex < pos && t.Symbol.StartIndex > next_sym)
{
next_sym = t.Symbol.StartIndex;
}
}
}
foreach (var p in details.Defs)
{
if (p.Value != 1)
{
continue;
}
var t = p.Key;
if (forward)
{
if (t.Symbol.StartIndex > pos && t.Symbol.StartIndex < next_sym)
{
next_sym = t.Symbol.StartIndex;
}
}
else
{
if (t.Symbol.StartIndex < pos && t.Symbol.StartIndex > next_sym)
{
next_sym = t.Symbol.StartIndex;
}
}
}
break;
}
if (next_sym == Int32.MaxValue || next_sym < 0)
{
return;
}
string full_file_name = path;
IVsTextView vstv = IVsTextViewExtensions.FindTextViewFor(full_file_name);
if (vstv == null)
{
IVsTextViewExtensions.ShowFrame(full_file_name);
vstv = IVsTextViewExtensions.FindTextViewFor(full_file_name);
}
IWpfTextView wpftv = vstv.GetIWpfTextView();
if (wpftv == null)
{
return;
}
int line_number;
int colum_number;
vstv.GetLineAndColumn(next_sym, out line_number, out colum_number);
// Create new span in the appropriate view.
ITextSnapshot cc = wpftv.TextBuffer.CurrentSnapshot;
SnapshotSpan ss = new SnapshotSpan(cc, next_sym, 1);
SnapshotPoint sp = ss.Start;
// Put cursor on symbol.
wpftv.Caret.MoveTo(sp); // This sets cursor, bot does not center.
// Center on cursor.
if (line_number > 0)
{
vstv.CenterLines(line_number - 1, 2);
}
else
{
vstv.CenterLines(line_number, 1);
}
AntlrVSIX.Package.Menus.ResetMenus();
}
catch (Exception exception)
{
Logger.Log.Notify(exception.StackTrace);
}
}
internal static void FocusLine(IVsTextView viewAdapter, int line, int col) {
ErrorHandler.ThrowOnFailure(viewAdapter.SetCaretPos(line, col));
// Make sure that the text is visible.
int topline = line - 10;
if(topline < 0)
topline = 0;
viewAdapter.SetTopLine(topline);
viewAdapter.CenterLines(line, 1);
}
