pqHierarchicalGridWidget.h

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

#include "pqWidgetsModule.h" // for export macros
#include <QScopedPointer>    // for ivar
#include <QWidget>

class PQWIDGETS_EXPORT pqHierarchicalGridWidget : public QWidget
{
  Q_OBJECT
  typedef QWidget Superclass;

public:
  pqHierarchicalGridWidget(QWidget* parent = nullptr);
  ~pqHierarchicalGridWidget() override;


  void setUserResizability(bool);
  bool userResizability() const;

  bool eventFilter(QObject* caller, QEvent* evt) override;

Q_SIGNALS:
  void splitterMoved(int location, double splitFraction);

protected:
  void mouseMoveEvent(QMouseEvent* evt) override;
  void mousePressEvent(QMouseEvent* evt) override;
  void mouseReleaseEvent(QMouseEvent* evt) override;

private:
  Q_DISABLE_COPY(pqHierarchicalGridWidget);

  class pqInternals;
  QScopedPointer<pqInternals> Internals;
  friend class pqInternals;
  void setSplitFraction(int location, double fraction);

  friend class pqHierarchicalGridLayout;

  struct SplitterInfo
  {
    Qt::Orientation Direction;
    QRect Bounds;
    int Location;
    int Position;
  };

  void setSplitters(const QVector<SplitterInfo>& splitters);
};

#endif