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//
// TextPolicyDocumentOptionsProvider.cs
//
// Author:
// Mikayla Hutchinson <m.j.hutchinson@gmail.com>
//
// Copyright (c) 2017 Microsoft Corp.
//
// 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.Composition;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.Options;
using MonoDevelop.Ide.Gui.Content;
using Microsoft.CodeAnalysis.Formatting;
using Microsoft.CodeAnalysis.Shared.Extensions;
namespace MonoDevelop.Ide.TypeSystem
{
[Export (typeof (IDocumentOptionsProviderFactory))]
class TextPolicyDocumentOptionsProviderFactory : IDocumentOptionsProviderFactory
{
public IDocumentOptionsProvider TryCreate (Workspace workspace)
{
return new TextPolicyDocumentOptionsProvider ();
}
}
class TextPolicyDocumentOptionsProvider : IDocumentOptionsProvider
{
public Task<IDocumentOptions> GetOptionsForDocumentAsync (Document document, CancellationToken cancellationToken)
{
var mimeChain = IdeServices.DesktopService.GetMimeTypeInheritanceChainForRoslynLanguage (document.Project.Language);
if (mimeChain == null) {
return Task.FromResult<IDocumentOptions>(null);
}
var project = IdeApp.TypeSystemService.GetMonoProject (document.Project);
var policy = project.Policies.Get<TextStylePolicy> (mimeChain);
return Task.FromResult<IDocumentOptions>(new TextDocumentOptions (policy));
}
class TextDocumentOptions : IDocumentOptions
{
TextStylePolicy policy;
public TextDocumentOptions (TextStylePolicy policy)
{
this.policy = policy;
}
public bool TryGetDocumentOption (OptionKey option, out object value)
{
if (option.Option == FormattingOptions.UseTabs) {
value = !policy.TabsToSpaces;
return true;
}
if (option.Option == FormattingOptions.TabSize) {
value = policy.TabWidth;
return true;
}
if (option.Option == FormattingOptions.IndentationSize) {
value = policy.IndentWidth;
return true;
}
if (option.Option == FormattingOptions.NewLine) {
value = policy.GetEolMarker ();
return true;
}
value = null;
return false;
}
}
}
}
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