52 lines
2.3 KiB
C#
52 lines
2.3 KiB
C#
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/*
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Copyright (C) 2014-2019 de4dot@gmail.com
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This file is part of dnSpy
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dnSpy is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dnSpy is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using dnSpy.Contracts.Text;
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using dnSpy.Contracts.Text.Classification;
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using Microsoft.VisualStudio.Text.Classification;
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using Microsoft.VisualStudio.Utilities;
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namespace dnSpy.Contracts.ToolWindows.Search {
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abstract class SearchTextClassifierProviderBase : ITextClassifierProvider {
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readonly IClassificationType listFindMatchHighlightClassificationType;
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protected SearchTextClassifierProviderBase(IThemeClassificationTypeService themeClassificationTypeService) =>
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listFindMatchHighlightClassificationType = themeClassificationTypeService.GetClassificationType(TextColor.ListFindMatchHighlight);
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public ITextClassifier? Create(IContentType contentType) => new SearchTextClassifier(listFindMatchHighlightClassificationType);
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}
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sealed class SearchTextClassifier : ITextClassifier {
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readonly IClassificationType listFindMatchHighlightClassificationType;
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public SearchTextClassifier(IClassificationType listFindMatchHighlightClassificationType) =>
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this.listFindMatchHighlightClassificationType = listFindMatchHighlightClassificationType ?? throw new ArgumentNullException(nameof(listFindMatchHighlightClassificationType));
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public IEnumerable<TextClassificationTag> GetTags(TextClassifierContext context) {
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var searchContext = context as SearchTextClassifierContext;
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if (searchContext is null)
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yield break;
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foreach (var span in searchContext.SearchMatcher.GetMatchSpans(searchContext.Tag, searchContext.Text))
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yield return new TextClassificationTag(span, listFindMatchHighlightClassificationType);
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}
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}
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}
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