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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt VS Tools.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
using Microsoft.VisualStudio.Shell;
using Microsoft.VisualStudio.Text;
using Microsoft.VisualStudio.Text.Classification;
using Microsoft.VisualStudio.Utilities;
using System.ComponentModel.Composition;
namespace QtVsTools
{
/// <summary>
/// This class causes a classifier to be added to the set of classifiers.
/// </summary>
[Export(typeof(IClassifierProvider))]
[ContentType(ContentTypeDefinition.ContentType)]
internal class ClassifierProvider : IClassifierProvider
{
[Import(typeof(SVsServiceProvider))]
System.IServiceProvider ServiceProvider { get; set; }
/// <summary>
/// Import the classification registry to be used for getting a reference to the custom
/// classification type later.
/// </summary>
[Import]
IClassificationTypeRegistryService classificationRegistry { get; set; }
IClassifier IClassifierProvider.GetClassifier(ITextBuffer buffer)
{
return buffer.Properties.GetOrCreateSingletonProperty(() =>
{
return new Classifier(classificationRegistry, ServiceProvider);
});
}
}
}
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