// Copyright © 2012, Oracle and/or its affiliates. All rights reserved.
//
// MySQL for Visual Studio is licensed under the terms of the GPLv2
// <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most 
// MySQL Connectors. There are special exceptions to the terms and 
// conditions of the GPLv2 as it is applied to this software, see the 
// FLOSS License Exception
// <http://www.mysql.com/about/legal/licensing/foss-exception.html>.
//
// This program is free software; you can redistribute it and/or modify 
// it under the terms of the GNU General Public License as published 
// by the Free Software Foundation; version 2 of the License.
//
// This program is distributed in the hope that it will be useful, but 
// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 
// for more details.
//
// You should have received a copy of the GNU General Public License along 
// with this program; if not, write to the Free Software Foundation, Inc., 
// 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA

using System;
using System.ComponentModel.Composition;
using System.Runtime.InteropServices;
using Microsoft.VisualStudio;
using Microsoft.VisualStudio.Editor;
using Microsoft.VisualStudio.Language.Intellisense;
using Microsoft.VisualStudio.OLE.Interop;
using Microsoft.VisualStudio.Shell;
using Microsoft.VisualStudio.Text;
using Microsoft.VisualStudio.Text.Editor;
using Microsoft.VisualStudio.TextManager.Interop;
using Microsoft.VisualStudio.Utilities;

namespace MySql.Data.VisualStudio
{
  [Export(typeof(IVsTextViewCreationListener))]
  [Name("token completion handler")]
  [ContentType("MySql")]
  [TextViewRole(PredefinedTextViewRoles.Editable)]
  internal class MySqlCompletionHandlerProvider : IVsTextViewCreationListener
  {
    [Import]
    internal IVsEditorAdaptersFactoryService AdapterService = null;
    [Import]
    internal ICompletionBroker CompletionBroker { get; set; }
    [Import]
    internal SVsServiceProvider ServiceProvider { get; set; }

    public void VsTextViewCreated(IVsTextView textViewAdapter)
    {
      ITextView textView = AdapterService.GetWpfTextView(textViewAdapter);
      if (textView == null)
        return;

      Func<MySqlCompletionCommandHandler> createCommandHandler = delegate() { return new MySqlCompletionCommandHandler(textViewAdapter, textView, this); };
      textView.Properties.GetOrCreateSingletonProperty(createCommandHandler);
    }

  }
}
