pqPythonSyntaxHighlighter.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-FileCopyrightText: Copyright (c) Sandia Corporation
// SPDX-License-Identifier: BSD-3-Clause
#ifndef pqPythonSyntaxHighlighter_h
#define pqPythonSyntaxHighlighter_h

#undef slots
#include "vtkPython.h"
#define slots Q_SLOTS

#include "pqPythonModule.h"

#include <QObject>

#include "vtkPythonCompatibility.h"
#include "vtkPythonInterpreter.h"
#include "vtkSmartPyObject.h"

class QTextDocument;
class QTextEdit;
class QUndoStack;

struct pqPythonTextHistoryEntry;

class PQPYTHON_EXPORT pqPythonSyntaxHighlighter : public QObject
{
  Q_OBJECT
public:
  typedef QObject Superclass;
  explicit pqPythonSyntaxHighlighter(QObject* p, QTextEdit& textEdit);
  ~pqPythonSyntaxHighlighter() override = default;

  bool isReplacingTabs() const;
  void setReplaceTabs(bool replaceTabs);

  QString Highlight(const QString& src) const;

  void ConnectHighligter() const;

  static void ApplySyntaxFormatting(QTextDocument* dst, const QTextDocument& src);

protected:
  bool eventFilter(QObject*, QEvent*) override;

private:
  QTextEdit& TextEdit;

  vtkSmartPyObject PygmentsModule;

  vtkSmartPyObject HighlightFunction;

  vtkSmartPyObject PythonLexer;

  vtkSmartPyObject HtmlFormatter;

  bool ReplaceTabs = true;

  Q_DISABLE_COPY(pqPythonSyntaxHighlighter);
};

#endif