QtVsTools.Wizards/Util/VCLanguageManagerValidationRule.cs


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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

using System.Windows.Controls;
using EnvDTE;
using Microsoft.VisualStudio.Shell;
using Microsoft.VisualStudio.VCCodeModel;

namespace QtVsTools.Wizards.Util
{
    using VisualStudio;

    internal abstract class VCLanguageManagerValidationRule : ValidationRule
    {
        protected VCLanguageManagerValidationRule()
        {
            ThreadHelper.ThrowIfNotOnUIThread();

            ValidatesOnTargetUpdated = true;

            if (VsServiceProvider.GetService<DTE>() is { } dte)
                Vclm = dte.GetObject("VCLanguageManager") as VCLanguageManager;
        }

        public string FileExt { get; set; }
        protected VCLanguageManager Vclm { get; }
    }
}