pqTextEdit.h

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

#include "pqWidgetsModule.h"

#include <QTextEdit>

class pqTextEditPrivate;
class pqWidgetCompleter;

class PQWIDGETS_EXPORT pqTextEdit : public QTextEdit
{
  Q_OBJECT
  typedef QTextEdit Superclass;

public:
  pqTextEdit(QWidget* parent = nullptr);
  pqTextEdit(const QString& contents, QWidget* parent = nullptr);

  void setCompleter(pqWidgetCompleter* completer);
  pqWidgetCompleter* getCompleter() { return this->Completer; }

  ~pqTextEdit() override;

Q_SIGNALS:
  void textChangedAndEditingFinished();

  void editingFinished();

private Q_SLOTS:
  void onEditingFinished();
  void onTextEdited();
  void insertCompletion(const QString& completion);

protected:
  void keyPressEvent(QKeyEvent* e) override;
  void focusOutEvent(QFocusEvent* e) override;
  void focusInEvent(QFocusEvent* e) override;

  QString textUnderCursor() const;

  void updateCompleter();

  void updateCompleterIfVisible();

  void selectCompletion();

  QScopedPointer<pqTextEditPrivate> d_ptr;

private:
  Q_DECLARE_PRIVATE(pqTextEdit);
  Q_DISABLE_COPY(pqTextEdit);

  pqWidgetCompleter* Completer = nullptr;
};

#endif