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//
// TextPasteIndentEngine.cs
//
// Author:
// Mike Krüger <mkrueger@xamarin.com>
//
// Copyright (c) 2014 Xamarin Inc. (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 MonoDevelop.Ide.Editor.Extension;
using MonoDevelop.Ide.Editor;
using MonoDevelop.Ide.CodeCompletion;
using Microsoft.CodeAnalysis.Options;
using Microsoft.CodeAnalysis.Text;
namespace MonoDevelop.CSharp.Formatting
{
class CSharpTextPasteHandler : TextPasteHandler
{
readonly ICSharpCode.NRefactory6.CSharp.ITextPasteHandler engine;
readonly CSharpTextEditorIndentation indent;
public CSharpTextPasteHandler (CSharpTextEditorIndentation indent, ICSharpCode.NRefactory6.CSharp.IStateMachineIndentEngine decoratedEngine, OptionSet formattingOptions)
{
this.engine = new ICSharpCode.NRefactory6.CSharp.TextPasteIndentEngine (decoratedEngine, formattingOptions);
this.indent = indent;
}
public override string FormatPlainText (int offset, string text, byte[] copyData)
{
return engine.FormatPlainText (indent.Editor, offset, text, copyData);
}
public override byte[] GetCopyData (int offset, int length)
{
return engine.GetCopyData (indent.Editor, new TextSpan (offset, length));
}
public override void PostFomatPastedText (int insertionOffset, int insertedChars)
{
if (indent.Editor.Options.IndentStyle == IndentStyle.None ||
indent.Editor.Options.IndentStyle == IndentStyle.Auto)
return;
// Just correct the start line of the paste operation - the text is already indented.
var curLine = indent.Editor.GetLineByOffset (insertionOffset);
var curLineOffset = curLine.Offset;
indent.SafeUpdateIndentEngine (curLineOffset);
if (!indent.stateTracker.IsInsideOrdinaryCommentOrString) {
int pos = curLineOffset;
string curIndent = curLine.GetIndentation (indent.Editor);
int nlwsp = curIndent.Length;
if (!indent.stateTracker.LineBeganInsideMultiLineComment || (nlwsp < curLine.LengthIncludingDelimiter && indent.Editor.GetCharAt (curLineOffset + nlwsp) == '*')) {
// Possibly replace the indent
indent.SafeUpdateIndentEngine (curLineOffset + curLine.Length);
string newIndent = indent.stateTracker.ThisLineIndent;
if (newIndent != curIndent) {
if (CompletionWindowManager.IsVisible) {
if (pos < CompletionWindowManager.CodeCompletionContext.TriggerOffset)
CompletionWindowManager.CodeCompletionContext.TriggerOffset -= nlwsp;
}
indent.Editor.ReplaceText (pos, nlwsp, newIndent);
// textEditorData.Document.CommitLineUpdate (textEditorData.CaretLine);
}
}
}
indent.Editor.FixVirtualIndentation ();
}
}
}
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