//
// GuiBuilderDisplayBinding.cs
//
// Author:
//   Lluis Sanchez Gual
//
// Copyright (C) 2006 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 MonoDevelop.Ide.Gui;
using MonoDevelop.Projects;
using MonoDevelop.Projects.Dom;
using MonoDevelop.Projects.Dom.Parser;
using MonoDevelop.Ide;

namespace MonoDevelop.GtkCore.GuiBuilder
{
	public class GuiBuilderDisplayBinding : DisplayBinding
	{
		bool excludeThis = false;
		
		public override string Name {
			get { return "Window Designer"; }
		}
		
		public override bool CanCreateContentForUri (string fileName)
		{
			if (excludeThis) return false;
			
			if (GetWindow (fileName) == null)
				return false;
			
			excludeThis = true;
			var db = DisplayBindingService.GetDefaultBindingForUri (fileName);
			excludeThis = false;
			return db != null;
		}

		public override IViewContent CreateContentForUri (string fileName)
		{
			excludeThis = true;
			var db = DisplayBindingService.GetDefaultBindingForUri (fileName);
			GuiBuilderView view = new GuiBuilderView (db.CreateContentForUri (fileName), GetWindow (fileName));
			excludeThis = false;
			return view;
		}
		
		internal static GuiBuilderWindow GetWindow (string file)
		{
			if (!IdeApp.Workspace.IsOpen)
				return null;

			Project project = null;
			foreach (Project p in IdeApp.Workspace.GetAllProjects ()) {
				if (p.IsFileInProject (file)) {
					project = p;
					break;
				}
			}
			
			if (!GtkDesignInfo.HasDesignedObjects (project))
				return null;

			GtkDesignInfo info = GtkDesignInfo.FromProject (project);
			if (file.StartsWith (info.GtkGuiFolder))
				return null;

			ParsedDocument doc = ProjectDomService.GetParsedDocument (null, file);
			if (doc == null || doc.CompilationUnit == null)
				return null;

			foreach (IType t in doc.CompilationUnit.Types) {
				GuiBuilderWindow win = info.GuiBuilderProject.GetWindowForClass (t.FullName);
				if (win != null)
					return win;
			}
			return null;
		}
	}
}
