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//
// CSharpCompletionTextEditorExtension.cs
//
// Author:
// Mike Krüger <mkrueger@xamarin.com>
//
// Copyright (c) 2011 Xamarin <http://xamarin.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using Microsoft.CodeAnalysis;
using MonoDevelop.Ide.CodeCompletion;
using System.Text;
using MonoDevelop.Ide.TypeSystem;
using MonoDevelop.Ide.Editor.Extension;
using System.Linq;
using Gtk;
using MonoDevelop.Ide;
using System.Collections.Generic;
namespace MonoDevelop.CSharp.Completion
{
class ObjectCreationCompletionData : RoslynSymbolCompletionData
{
public static readonly SymbolDisplayFormat HideParameters =
new SymbolDisplayFormat(
globalNamespaceStyle: SymbolDisplayGlobalNamespaceStyle.Omitted,
typeQualificationStyle: SymbolDisplayTypeQualificationStyle.NameAndContainingTypesAndNamespaces,
propertyStyle: SymbolDisplayPropertyStyle.NameOnly,
genericsOptions: SymbolDisplayGenericsOptions.IncludeTypeParameters,
memberOptions: SymbolDisplayMemberOptions.None,
parameterOptions:
SymbolDisplayParameterOptions.None,
miscellaneousOptions:
SymbolDisplayMiscellaneousOptions.EscapeKeywordIdentifiers |
SymbolDisplayMiscellaneousOptions.UseSpecialTypes
);
readonly ITypeSymbol type;
readonly ISymbol symbol;
ISymbol insertSymbol;
readonly int declarationBegin;
readonly bool afterKeyword;
readonly SemanticModel semanticModel;
string displayText;
public override string DisplayText {
get {
if (displayText == null) {
displayText = CropGlobal(symbol.ToMinimalDisplayString (semanticModel, declarationBegin, Ambience.LabelFormat)) + "()";
if (!afterKeyword)
displayText = "new " + displayText;
}
return displayText;
}
}
public override string GetDisplayTextMarkup ()
{
var model = ext.ParsedDocument.GetAst<SemanticModel> ();
var result = "<b>" + Ambience.EscapeText (CropGlobal(symbol.ToMinimalDisplayString (model, declarationBegin, HideParameters))) + "</b>()";
if (!afterKeyword)
result = "new " + result;
return ApplyDiplayFlagsFormatting (result);
}
static string CropGlobal (string str)
{
// shouldn't happen according to the display format - but happens. bug ?
if (str.StartsWith ("global::"))
return str.Substring ("global::".Length);
return str;
}
public override bool HasOverloads {
get {
return true;
}
}
List<CompletionData> overloads;
public override IReadOnlyList<CompletionData> OverloadedData {
get {
if (overloads == null) {
overloads = new List<CompletionData> ();
foreach (var constructor in type.GetMembers ().OfType<IMethodSymbol> ().Where (m => m.MethodKind == MethodKind.Constructor)) {
overloads.Add (new ObjectCreationCompletionData (keyHandler, ext, semanticModel, type, constructor, declarationBegin, afterKeyword) { insertSymbol = this.insertSymbol });
}
}
return overloads;
}
}
public ObjectCreationCompletionData (ICSharpCode.NRefactory6.CSharp.Completion.ICompletionKeyHandler keyHandler, CSharpCompletionTextEditorExtension ext, SemanticModel semanticModel, ITypeSymbol type, ISymbol symbol, int declarationBegin, bool afterKeyword) : base(keyHandler, ext, symbol)
{
this.type = type;
this.semanticModel = semanticModel;
this.afterKeyword = afterKeyword;
this.declarationBegin = declarationBegin;
this.symbol = insertSymbol = symbol;
}
protected override string GetInsertionText ()
{
var sb = new StringBuilder ();
if (!afterKeyword)
sb.Append ("new ");
sb.Append (CropGlobal (insertSymbol.ToMinimalDisplayString (semanticModel, declarationBegin, HideParameters)));
return sb.ToString () ;
}
public override int CompareTo (object obj)
{
var objCrCompData = obj as ObjectCreationCompletionData;
if (objCrCompData == null)
return -1;
return DisplayText.CompareTo(objCrCompData.DisplayText);
}
internal static bool HasAnyConstructorWithParameters (ITypeSymbol symbol)
{
return symbol.GetMembers()
.OfType<IMethodSymbol>()
.Where(m => m.MethodKind == MethodKind.Constructor)
.Any (m => m.Parameters.Length > 0);
}
}
}
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