private static IEnumerable <ISignature> TransformSignatures(ITextBuffer textBuffer, List <Protocol.Response.ParamHelpResponse.Signature> list, ITrackingSpan applicableTo, int selectedParameterIndex)
{
foreach (var item in list)
{
var sig = new JavaMethodSignature(textBuffer);
var parameterList = new List <IParameter>();
var content = new StringBuilder();
content.Append(item.returnValue);
content.Append(" ");
content.Append(item.name);
bool first = true;
foreach (var param in item.parameters)
{
if (first)
{
content.Append("(");
first = false;
}
else
{
content.Append(", ");
}
content.Append(param.name);
var parameter = new JavaMethodParameter(item.description, new Span(content.Length - param.name.Length, param.name.Length), param.name, sig);
parameterList.Add(parameter);
}
if (first) // no params
{
content.Append("(");
}
content.Append(")");
sig.ApplicableToSpan = applicableTo;
sig.Content = content.ToString();
sig.Parameters = parameterList.AsReadOnly();
sig.CurrentParameter = parameterList.Count > 0 ? parameterList.First() : null;
sig.CurrentParameter = parameterList.Count > selectedParameterIndex ? parameterList[selectedParameterIndex] : null;
sig.Documentation = item.description;
yield return(sig);
}
}
public async Task UpdateParameterCount(JavaMethodSignature signature, int position)
{
if (signature == null || signature.Parameters.Count == 0)
{
return;
}
JavaEditor javaEditor = null;
if (TextBuffer.Properties.TryGetProperty <JavaEditor>(typeof(JavaEditor), out javaEditor))
{
var paramsSpan = signature.ApplicableToSpan.GetSpan(TextBuffer.CurrentSnapshot);
var callSpan = new Span(paramsSpan.Start - 1, paramsSpan.Length + 2);
var callText = TextBuffer.CurrentSnapshot.GetText(callSpan);
var callPosition = position - callSpan.Start; // position is relative to the whole document
var updateRequest = ProtocolHandlers.CreateParamHelpPositionUpdateRequest(callText, callPosition);
try
{
var updateResponse = await javaEditor.JavaPkgServer.Send(javaEditor, updateRequest);
if (updateResponse.responseType == Protocol.Response.ResponseType.ParamHelpPositionUpdate &&
updateResponse.paramHelpPositionUpdateResponse != null)
{
if (updateResponse.paramHelpPositionUpdateResponse.status)
{
if (signature.Parameters.Count > updateResponse.paramHelpPositionUpdateResponse.paramCount)
{
signature.CurrentParameter = signature.Parameters[updateResponse.paramHelpPositionUpdateResponse.paramCount];
}
else
{
signature.CurrentParameter = signature.Parameters.Last();
}
}
}
}
catch (TaskCanceledException tce)
{
// Repeated cursor movement may lead to many update requests. Some will get cancelled by the ServerProxy
}
}
}
public async Task UpdateParameterCount(JavaMethodSignature signature, int position)
{
if (signature == null || signature.Parameters.Count == 0)
return;
JavaEditor javaEditor = null;
if (TextBuffer.Properties.TryGetProperty<JavaEditor>(typeof(JavaEditor), out javaEditor))
{
var paramsSpan = signature.ApplicableToSpan.GetSpan(TextBuffer.CurrentSnapshot);
var callSpan = new Span(paramsSpan.Start - 1, paramsSpan.Length + 2);
var callText = TextBuffer.CurrentSnapshot.GetText(callSpan);
var callPosition = position - callSpan.Start; // position is relative to the whole document
var updateRequest = ProtocolHandlers.CreateParamHelpPositionUpdateRequest(callText, callPosition);
try
{
var updateResponse = await javaEditor.JavaPkgServer.Send(javaEditor, updateRequest);
if (updateResponse.responseType == Protocol.Response.ResponseType.ParamHelpPositionUpdate &&
updateResponse.paramHelpPositionUpdateResponse != null)
{
if (updateResponse.paramHelpPositionUpdateResponse.status)
{
if (signature.Parameters.Count > updateResponse.paramHelpPositionUpdateResponse.paramCount)
signature.CurrentParameter = signature.Parameters[updateResponse.paramHelpPositionUpdateResponse.paramCount];
else
signature.CurrentParameter = signature.Parameters.Last();
}
}
}
catch(TaskCanceledException tce)
{
// Repeated cursor movement may lead to many update requests. Some will get cancelled by the ServerProxy
}
}
}
private static IEnumerable<ISignature> TransformSignatures(ITextBuffer textBuffer, List<Protocol.Response.ParamHelpResponse.Signature> list, ITrackingSpan applicableTo, int selectedParameterIndex)
{
foreach(var item in list)
{
var sig = new JavaMethodSignature(textBuffer);
var parameterList = new List<IParameter>();
var content = new StringBuilder();
content.Append(item.returnValue);
content.Append(" ");
content.Append(item.name);
bool first = true;
foreach(var param in item.parameters)
{
if (first)
{
content.Append("(");
first = false;
}
else
content.Append(", ");
content.Append(param.name);
var parameter = new JavaMethodParameter(item.description, new Span(content.Length - param.name.Length, param.name.Length), param.name, sig);
parameterList.Add(parameter);
}
if (first) // no params
content.Append("(");
content.Append(")");
sig.ApplicableToSpan = applicableTo;
sig.Content = content.ToString();
sig.Parameters = parameterList.AsReadOnly();
sig.CurrentParameter = parameterList.Count > 0 ? parameterList.First() : null;
sig.CurrentParameter = parameterList.Count > selectedParameterIndex ? parameterList[selectedParameterIndex] : null;
sig.Documentation = item.description;
yield return sig;
}
}
