1 files changed, 158 insertions, 0 deletions
diff --git a/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Editor/DocumentContext.cs b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Editor/DocumentContext.cs
new file mode 100644
index 0000000000..58cac26e26
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+++ b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Editor/DocumentContext.cs
@@ -0,0 +1,158 @@
+//
+// DocumentContext.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.Projects;
+using ICSharpCode.NRefactory.TypeSystem;
+using MonoDevelop.Ide.TypeSystem;
+using System.Threading.Tasks;
+using System.Threading;
+using Microsoft.CodeAnalysis.Options;
+using System.Collections.Generic;
+using MonoDevelop.Ide.Editor.Projection;
+
+namespace MonoDevelop.Ide.Editor
+{
+	/// <summary>
+	/// A document context puts a textual document in a semantic context inside a project and gives access
+	/// to the parse information of the textual document.
+	/// </summary>
+	public abstract class DocumentContext
+	{
+		/// <summary>
+		/// The name of the document. It's the file name for files on disc. 
+		/// For unsaved files that name is different.
+		/// </summary>
+		public abstract string Name
+		{
+			get;
+		}
+
+		/// <summary>
+		/// Project != null
+		/// </summary>
+		public virtual bool HasProject
+		{
+			get { return Project != null; }
+		}
+
+		/// <summary>
+		/// Gets the project this context is in.
+		/// </summary>
+		public abstract Project Project
+		{
+			get;
+		}
+
+		public Microsoft.CodeAnalysis.Workspace RoslynWorkspace
+		{
+			get;
+			protected set;
+		}
+
+		/// <summary>
+		/// Returns the roslyn document for this document. This may return <c>null</c> if it's no compileable document.
+		/// Even if it's a C# file.
+		/// </summary>
+		public abstract Microsoft.CodeAnalysis.Document AnalysisDocument
+		{
+			get;
+		}
+
+		/// <summary>
+		/// The parsed document. Contains all syntax information about the text.
+		/// </summary>
+		public abstract ParsedDocument ParsedDocument
+		{
+			get;
+		}
+
+		/// <summary>
+		/// If true, the document is part of the ProjectContent.
+		/// </summary>
+		public virtual bool IsCompileableInProject
+		{
+			get
+			{
+				return true;
+			}
+		}
+
+		public virtual T GetContent<T>() where T : class
+		{
+			var t = this as T;
+			if (t != null)
+				return t;
+			return null;
+		}
+
+		public virtual IEnumerable<T> GetContents<T>() where T : class
+		{
+			var t = this as T;
+			if (t != null)
+				yield return t;
+		}
+
+		/// <summary>
+		/// This is called after the ParsedDocument updated.
+		/// </summary>
+		public event EventHandler DocumentParsed;
+
+		protected void OnDocumentParsed (EventArgs e)
+		{
+			var handler = DocumentParsed;
+			if (handler != null)
+				handler (this, e);
+		}
+
+		public abstract void AttachToProject (Project project);
+
+		/// <summary>
+		/// Forces a reparse of the document. This call doesn't block the ui thread. 
+		/// The next call to ParsedDocument will give always the current parsed document but may block the UI thread.
+		/// </summary>
+		public abstract void ReparseDocument ();
+
+		public abstract OptionSet GetOptionSet ();
+
+		public abstract ParsedDocument UpdateParseDocument ();
+
+		// TODO: IMO that needs to be handled differently (this is atm only used in the ASP.NET binding)
+		// Maybe using the file service. Files can be changed/saved w/o beeing opened.
+		public event EventHandler Saved;
+
+		protected virtual void OnSaved (EventArgs e)
+		{
+			var handler = Saved;
+			if (handler != null)
+				handler (this, e);
+		}
+
+		internal virtual Task<IReadOnlyList<Editor.Projection.Projection>> GetPartialProjectionsAsync (CancellationToken cancellationToken = default(CancellationToken))
+		{
+			return null;
+		}
+	}
+}
+\ No newline at end of file