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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "cppeditor_global.h"
#include <utils/futuresynchronizer.h>
#include <QFutureWatcher>
#include <QTextCharFormat>
#include <memory>
#include <set>
namespace TextEditor {
class HighlightingResult;
class Parenthesis;
class TextDocument;
}
QT_BEGIN_NAMESPACE
class QTextBlock;
QT_END_NAMESPACE
namespace CppEditor {
class CPPEDITOR_EXPORT SemanticHighlighter : public QObject
{
Q_OBJECT
public:
enum Kind {
Unknown = 0,
TypeUse,
NamespaceUse,
LocalUse,
FieldUse,
EnumerationUse,
VirtualMethodUse,
LabelUse,
MacroUse,
FunctionUse,
PseudoKeywordUse,
FunctionDeclarationUse,
VirtualFunctionDeclarationUse,
StaticFieldUse,
StaticMethodUse,
StaticMethodDeclarationUse,
AngleBracketOpen,
AngleBracketClose,
DoubleAngleBracketClose,
TernaryIf,
TernaryElse,
};
using HighlightingRunner = std::function<QFuture<TextEditor::HighlightingResult> ()>;
public:
explicit SemanticHighlighter(TextEditor::TextDocument *baseTextDocument);
~SemanticHighlighter() override;
void setHighlightingRunner(HighlightingRunner highlightingRunner);
void updateFormatMapFromFontSettings();
void run();
private:
void onHighlighterResultAvailable(int from, int to);
void handleHighlighterResults();
void onHighlighterFinished();
unsigned documentRevision() const;
QList<TextEditor::Parenthesis> getClearedParentheses(const QTextBlock &block);
private:
TextEditor::TextDocument *m_baseTextDocument;
unsigned m_revision = 0;
QHash<int, QTextCharFormat> m_formatMap;
std::set<int> m_seenBlocks;
int m_nextResultToHandle = 0;
int m_resultCount = 0;
HighlightingRunner m_highlightingRunner;
Utils::FutureSynchronizer m_futureSynchronizer; // Keep before m_watcher.
std::unique_ptr<QFutureWatcher<TextEditor::HighlightingResult>> m_watcher;
};
} // namespace CppEditor
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