public int Exec(ref Guid pguidCmdGroup, uint nCmdID, uint nCmdexecopt, IntPtr pvaIn, IntPtr pvaOut)
{
var cmdGrp = pguidCmdGroup;
//
bool handled = false;
int hresult = VSConstants.S_OK;
// 1. Pre-process
if (pguidCmdGroup == VSConstants.VSStd2K)
{
switch (nCmdID)
{
case (int)VSConstants.VSStd2KCmdID.HELPKEYWORD:
case (int)VSConstants.VSStd2KCmdID.HELP:
break;
}
}
else if (pguidCmdGroup == VSConstants.GUID_VSStandardCommandSet97)
{
switch (nCmdID)
{
case (int)VSConstants.VSStd97CmdID.F1Help:
case (int)VSConstants.VSStd97CmdID.WindowHelp:
//handled = true;
//Todo RvdH Call X# Help
break;
case (int)VSConstants.VSStd97CmdID.GotoDefn:
XSharpGotoDefinition.GotoDefn(TextView);
return(VSConstants.S_OK);
}
}
// 2. Let others do their thing
ThreadHelper.JoinableTaskFactory.Run(async delegate
{
await ThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync();
hresult = Next.Exec(ref cmdGrp, nCmdID, nCmdexecopt, pvaIn, pvaOut);
});
if (ErrorHandler.Succeeded(hresult))
{
// 3. Post process
if (pguidCmdGroup == Microsoft.VisualStudio.VSConstants.VSStd2K)
{
switch (nCmdID)
{
case (int)VSConstants.VSStd2KCmdID.HELP:
case (int)VSConstants.VSStd2KCmdID.HELPKEYWORD:
break;
}
//
if (handled)
{
return(VSConstants.S_OK);
}
}
}
return(hresult);
}
public void AugmentPeekSession(IPeekSession session, IList <IPeekableItem> peekableItems)
{
try
{
XSharpModel.ModelWalker.Suspend();
if (!string.Equals(session.RelationshipName, PredefinedPeekRelationships.Definitions.Name, StringComparison.OrdinalIgnoreCase))
{
return;
}
//
var tp = session.GetTriggerPoint(_textBuffer.CurrentSnapshot);
if (!tp.HasValue)
{
return;
}
var triggerPoint = tp.Value;
// LookUp for the BaseType, reading the TokenList (From left to right)
var location = _textBuffer.FindLocation(triggerPoint);
if (location == null)
{
return;
}
CompletionState state;
var tokenList = XSharpTokenTools.GetTokensUnderCursor(location, out state);
var result = new List <IXSymbol>();
result.AddRange(XSharpLookup.RetrieveElement(location, tokenList, state, out var notProcessed, true));
//
if (result.Count > 0)
{
if (result[0] is XSourceSymbol symbol)
{
peekableItems.Add(new XSharpDefinitionPeekItem(symbol, _peekResultFactory));
}
else if (result[0] is XPESymbol pesymbol)
{
XPETypeSymbol petype;
if (pesymbol is XPETypeSymbol)
{
petype = (XPETypeSymbol)pesymbol;
}
else if (pesymbol is XPEMemberSymbol member)
{
petype = (XPETypeSymbol)member.Parent;
}
else
{
return;
}
var file = XSharpGotoDefinition.CreateFileForSystemType(petype, pesymbol);
var entity = XSharpGotoDefinition.FindElementInFile(file, petype, pesymbol);
if (entity != null)
{
peekableItems.Add(new XSharpDefinitionPeekItem(entity, _peekResultFactory));
}
}
}
}
catch (Exception ex)
{
XSettings.LogException(ex, "XSharpPeekItemSource.AugmentPeekSession failed : ");
}
finally
{
ModelWalker.Resume();
}
}
