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// NewOverrideCompletionData.cs
//
// Author:
// Mike Krüger <mkrueger@novell.com>
//
// Copyright (c) 2008 Novell, Inc (http://www.novell.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 System.Linq;
using System.Text;
using MonoDevelop.Ide.CodeCompletion;
using MonoDevelop.Ide.Gui;
using MonoDevelop.Ide.Gui.Content;
using System.Collections.Generic;
using ICSharpCode.NRefactory.CSharp;
using Mono.TextEditor;
using ICSharpCode.NRefactory.TypeSystem;
using MonoDevelop.Ide.TypeSystem;
namespace MonoDevelop.CSharp.Completion
{
class NewOverrideCompletionData : CompletionData
{
CSharpCompletionTextEditorExtension ext;
IMember member;
static Ambience ambience = new CSharpAmbience ();
int declarationBegin;
IUnresolvedTypeDefinition type;
public bool GenerateBody { get; set; }
public override TooltipInformation CreateTooltipInformation (bool smartWrap)
{
return MemberCompletionData.CreateTooltipInformation (ext, null, member, smartWrap);
}
public NewOverrideCompletionData (CSharpCompletionTextEditorExtension ext, int declarationBegin, IUnresolvedTypeDefinition type, IMember member) : base (null)
{
this.ext = ext;
this.type = type;
this.member = member;
this.declarationBegin = declarationBegin;
this.GenerateBody = true;
this.Icon = member.GetStockIcon ();
this.DisplayText = ambience.GetString (member, OutputFlags.IncludeParameters | OutputFlags.IncludeParameterName | OutputFlags.IncludeGenerics | OutputFlags.HideExtensionsParameter| OutputFlags.IncludeAccessor);
this.CompletionText = member.SymbolKind == SymbolKind.Indexer ? "this" : member.Name;
}
public override void InsertCompletionText (CompletionListWindow window, ref KeyActions ka, Gdk.Key closeChar, char keyChar, Gdk.ModifierType modifier)
{
var editor = ext.TextEditorData;
var generator = CodeGenerator.CreateGenerator (ext.Document);
bool isExplicit = false;
if (member.DeclaringTypeDefinition.Kind == TypeKind.Interface) {
foreach (var m in type.Members) {
if (m.Name == member.Name && !m.ReturnType.Equals (member.ReturnType)) {
isExplicit = true;
break;
}
}
}
var resolvedType = type.Resolve (ext.Project).GetDefinition ();
if (ext.Project != null)
generator.PolicyParent = ext.Project.Policies;
var result = generator.CreateMemberImplementation (resolvedType, type, member, isExplicit);
string sb = result.Code.TrimStart ();
int trimStart = result.Code.Length - sb.Length;
sb = sb.TrimEnd ();
var lastRegion = result.BodyRegions.LastOrDefault ();
var region = lastRegion == null? null
: new CodeGeneratorBodyRegion (lastRegion.StartOffset - trimStart, lastRegion.EndOffset - trimStart);
int targetCaretPosition;
int selectionEndPosition = -1;
if (region != null && region.IsValid) {
targetCaretPosition = declarationBegin + region.StartOffset;
if (region.Length > 0) {
if (GenerateBody) {
selectionEndPosition = declarationBegin + region.EndOffset;
} else {
//FIXME: if there are multiple regions, remove all of them
sb = sb.Substring (0, region.StartOffset) + sb.Substring (region.EndOffset);
}
}
} else {
targetCaretPosition = declarationBegin + sb.Length;
}
editor.Replace (declarationBegin, editor.Caret.Offset - declarationBegin, sb);
if (selectionEndPosition > 0) {
editor.Caret.Offset = selectionEndPosition;
editor.SetSelection (targetCaretPosition, selectionEndPosition);
} else {
editor.Caret.Offset = targetCaretPosition;
}
}
}
}
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