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//
// CodeFormatterService.cs
//
// Author:
// Mike Krüger <mkrueger@novell.com>
//
// Copyright (c) 2009 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.Collections.Generic;
using Mono.Addins;
using MonoDevelop.Projects.Policies;
namespace MonoDevelop.Ide.CodeFormatting
{
public sealed class CodeFormatterService
{
static List<CodeFormatterExtensionNode> nodes = new List<CodeFormatterExtensionNode> ();
static CodeFormatterService ()
{
AddinManager.AddExtensionNodeHandler ("/MonoDevelop/Ide/CodeFormatters", FormatterExtHandler);
}
static void FormatterExtHandler (object sender, ExtensionNodeEventArgs args)
{
switch (args.Change) {
case ExtensionChange.Add:
nodes.Add ((CodeFormatterExtensionNode) args.ExtensionNode);
break;
case ExtensionChange.Remove:
nodes.Remove ((CodeFormatterExtensionNode) args.ExtensionNode);
break;
}
}
public static CodeFormatter GetFormatter (string mimeType)
{
//find the most specific formatter that can handle the document
var chain = DesktopService.GetMimeTypeInheritanceChain (mimeType).ToList ();
foreach (var mt in chain) {
var node = nodes.FirstOrDefault (f => f.MimeType == mt);
if (node != null)
return new CodeFormatter (chain, node.GetFormatter ());
}
if (DesktopService.GetMimeTypeIsText (mimeType))
return new CodeFormatter (chain, new DefaultCodeFormatter ());
return null;
}
}
}
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