public Gtk.Requisition ShowParameterInfo (IParameterDataProvider provider, int overload, int currentParam)
{
if (provider == null)
throw new ArgumentNullException ("provider");
int numParams = System.Math.Max (0, provider.GetParameterCount (overload));
string[] paramText = new string[numParams];
for (int i = 0; i < numParams; i++) {
string txt = provider.GetParameterMarkup (overload, i);
if (i == currentParam)
txt = "<u><span foreground='darkblue'>" + txt + "</span></u>";
paramText [i] = txt;
}
string text = provider.GetMethodMarkup (overload, paramText, currentParam);
desc.Markup = text;
if (provider.OverloadCount > 1) {
count.Show ();
goPrev.Show ();
goNext.Show ();
count.Text = GettextCatalog.GetString ("{0} of {1}", overload+1, provider.OverloadCount);
} else {
count.Hide ();
goPrev.Hide ();
goNext.Hide ();
}
Gtk.Requisition req = mainBox.SizeRequest ();
Resize (req.Width, req.Height);
return req;
}
public void TestBug447985()
{
IParameterDataProvider provider = CreateProvider(
@"
namespace System {
public class Exception
{
public Exception () {}
}
}
class MyException : System.Exception
{
public MyException (int test)
{}
}
class AClass
{
public void Test ()
{
$throw new MyException($
}
}");
Assert.IsNotNull(provider, "provider was not created.");
Assert.AreEqual(1, provider.Count);
Assert.AreEqual(1, provider.GetParameterCount(0), "Parameter 'test' should exist");
}
public void ShowParameterInfo(IParameterDataProvider provider, int overload, int _currentParam, int maxSize)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
int numParams = System.Math.Max(0, provider.GetParameterCount(overload));
var currentParam = System.Math.Min(_currentParam, numParams - 1);
if (numParams > 0 && currentParam < 0)
{
currentParam = 0;
}
if (lastParam == currentParam)
{
return;
}
lastParam = currentParam;
string[] paramText = new string[numParams];
for (int i = 0; i < numParams; i++)
{
string txt = provider.GetParameterDescription(overload, i);
if (i == currentParam)
{
txt = "<u><span foreground='" + LinkColor + "'>" + txt + "</span></u>";
}
paramText [i] = txt;
}
string text = provider.GetHeading(overload, paramText, currentParam);
heading.Markup = text;
desc.Markup = provider.GetDescription(overload, currentParam);
if (provider.Count > 1)
{
count.Show();
goPrev.Show();
goNext.Show();
count.Text = GettextCatalog.GetString("{0} of {1}", overload + 1, provider.Count);
}
else
{
count.Hide();
goPrev.Hide();
goNext.Hide();
}
var req = this.SizeRequest();
if (doBreakParameters.ContainsKey(overload) || req.Width > maxSize)
{
for (int i = 1; i < numParams; i++)
{
paramText [i] = Environment.NewLine + "\t" + paramText [i];
}
text = provider.GetHeading(overload, paramText, currentParam);
heading.Markup = text;
doBreakParameters [overload] = true;
}
QueueResize();
}
public override int GuessBestMethodOverload(IParameterDataProvider provider, int currentOverload)
{
var engine = new CSharpParameterCompletionEngine(
TextEditorData.Document,
typeSystemSegmentTree,
this,
Document.GetProjectContext(),
CSharpUnresolvedFile.GetTypeResolveContext(Document.Compilation, document.Editor.Caret.Location) as CSharpTypeResolveContext
);
List <string> list;
int cparam = engine.GetCurrentParameterIndex(provider.StartOffset, document.Editor.Caret.Offset, out list);
if (cparam > provider.GetParameterCount(currentOverload) && !provider.AllowParameterList(currentOverload) || !HasAllUsedParameters(provider, list, currentOverload))
{
// Look for an overload which has more parameters
int bestOverload = -1;
int bestParamCount = int.MaxValue;
for (int n = 0; n < provider.Count; n++)
{
int pc = provider.GetParameterCount(n);
if (pc < bestParamCount && pc >= cparam)
{
if (HasAllUsedParameters(provider, list, n))
{
bestOverload = n;
bestParamCount = pc;
}
}
}
if (bestOverload == -1)
{
for (int n = 0; n < provider.Count; n++)
{
if (provider.AllowParameterList(n) && HasAllUsedParameters(provider, list, n))
{
bestOverload = n;
break;
}
}
}
return(bestOverload);
}
return(-1);
}
public void TestBug432658()
{
IParameterDataProvider provider = CreateProvider(
@"static class Extensions
{
public static void Ext1 (this int start)
{
}
public static void Ext2 (this int end)
{
$Ext1($
}
}");
Assert.IsNotNull(provider, "provider was not created.");
Assert.AreEqual(1, provider.Count, "There should be one overload");
Assert.AreEqual(1, provider.GetParameterCount(0), "Parameter 'start' should exist");
}
static bool HasAllUsedParameters(IParameterDataProvider provider, List <string> list, int n)
{
int pc = provider.GetParameterCount(n);
foreach (var usedParam in list)
{
bool found = false;
for (int m = 0; m < pc; m++)
{
if (usedParam == provider.GetParameterName(n, m))
{
found = true;
break;
}
}
if (!found)
{
return(false);
}
}
return(true);
}
public Gtk.Requisition ShowParameterInfo(IParameterDataProvider provider, int overload, int currentParam)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
int numParams = System.Math.Max(0, provider.GetParameterCount(overload));
string[] paramText = new string[numParams];
for (int i = 0; i < numParams; i++)
{
string txt = provider.GetParameterMarkup(overload, i);
if (i == currentParam)
{
txt = "<u><span foreground='darkblue'>" + txt + "</span></u>";
}
paramText [i] = txt;
}
string text = provider.GetMethodMarkup(overload, paramText, currentParam);
desc.Markup = text;
if (provider.OverloadCount > 1)
{
count.Show();
goPrev.Show();
goNext.Show();
count.Text = GettextCatalog.GetString("{0} of {1}", overload + 1, provider.OverloadCount);
}
else
{
count.Hide();
goPrev.Hide();
goNext.Hide();
}
Gtk.Requisition req = mainBox.SizeRequest();
Resize(req.Width, req.Height);
return(req);
}
public void ShowParameterInfo (IParameterDataProvider provider, int overload, int _currentParam, int maxSize)
{
if (provider == null)
throw new ArgumentNullException ("provider");
int numParams = System.Math.Max (0, provider.GetParameterCount (overload));
var currentParam = System.Math.Min (_currentParam, numParams - 1);
if (numParams > 0 && currentParam < 0)
currentParam = 0;
if (lastParam == currentParam) {
return;
}
lastParam = currentParam;
string[] paramText = new string[numParams];
for (int i = 0; i < numParams; i++) {
string txt = provider.GetParameterDescription (overload, i);
if (i == currentParam)
txt = "<u><span foreground='" + LinkColor + "'>" + txt + "</span></u>";
paramText [i] = txt;
}
string text = provider.GetHeading (overload, paramText, currentParam);
heading.Markup = text;
desc.Markup = provider.GetDescription (overload, currentParam);
if (provider.Count > 1) {
count.Show ();
goPrev.Show ();
goNext.Show ();
count.Text = GettextCatalog.GetString ("{0} of {1}", overload + 1, provider.Count);
} else {
count.Hide ();
goPrev.Hide ();
goNext.Hide ();
}
var req = this.SizeRequest ();
if (doBreakParameters.ContainsKey (overload) || req.Width > maxSize) {
for (int i = 1; i < numParams; i++) {
paramText [i] = Environment.NewLine + "\t" + paramText [i];
}
text = provider.GetHeading (overload, paramText, currentParam);
heading.Markup = text;
doBreakParameters [overload] = true;
}
QueueResize ();
}
public virtual int GuessBestMethodOverload(IParameterDataProvider provider, int currentOverload)
{
int cparam = GetCurrentParameterIndex (provider.StartOffset);
if (cparam > provider.GetParameterCount (currentOverload) && !provider.AllowParameterList (currentOverload)) {
// Look for an overload which has more parameters
int bestOverload = -1;
int bestParamCount = int.MaxValue;
for (int n=0; n<provider.Count; n++) {
int pc = provider.GetParameterCount (n);
if (pc < bestParamCount && pc >= cparam) {
bestOverload = n;
bestParamCount = pc;
}
}
if (bestOverload == -1) {
for (int n=0; n<provider.Count; n++) {
if (provider.AllowParameterList (n)) {
bestOverload = n;
break;
}
}
}
return bestOverload;
}
return -1;
}
