text: /****************************************************************************
  **
  ** Copyright (C) 2016 The Qt Company Ltd.
  ** Contact: https://www.qt.io/licensing/
  **
  ** This file is part of the QtGui module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:LGPL$
  ** Commercial License Usage
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  ** GNU Lesser General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU Lesser
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  ** packaging of this file. Please review the following information to
  ** ensure the GNU Lesser General Public License version 3 requirements
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  ** Alternatively, this file may be used under the terms of the GNU
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  ****************************************************************************/
  #ifndef QPAGESETUPDIALOG_UNIX_P_H
  #define QPAGESETUPDIALOG_UNIX_P_H
  
  //
  //  W A R N I N G
  //  -------------
  //
  // This file is not part of the Qt API.  It exists purely as an
  // implementation detail.  This header file may change from version to
  // to version without notice, or even be removed.
  //
  // We mean it.
  //
  //
  
  #include <QtPrintSupport/private/qtprintsupportglobal_p.h>
  
  #include "qprinter.h"
  #include "kernel/qprint_p.h"
  
  #include <QtGui/qpagelayout.h>
  
  #include <ui_qpagesetupwidget.h>
  
  QT_REQUIRE_CONFIG(printdialog);
  
  QT_BEGIN_NAMESPACE
  
  class QPrinter;
  class QPrintDevice;
  class QPagePreview;
  
  class QPageSetupWidget : public QWidget {
      Q_OBJECT
  public:
      explicit QPageSetupWidget(QWidget *parent = nullptr);
  
      void setPrinter(QPrinter *printer, QPrintDevice *printDevice,
                      QPrinter::OutputFormat outputFormat, const QString &printerName);
      void setupPrinter() const;
      void updateSavedValues();
      void revertToSavedValues();
  
  #if QT_CONFIG(cups)
      bool hasPpdConflict() const;
  
  signals:
      void ppdOptionChanged();
  #endif
  
  private slots:
      void pageSizeChanged();
      void pageOrientationChanged();
      void pagesPerSheetChanged();
      void unitChanged();
      void topMarginChanged(double newValue);
      void bottomMarginChanged(double newValue);
      void leftMarginChanged(double newValue);
      void rightMarginChanged(double newValue);
  
  private:
      friend class QUnixPrintWidgetPrivate;  // Needed by checkFields()
  
      void updateWidget();
      void initUnits();
      void initPagesPerSheet();
      void initPageSizes();
  
      Ui::QPageSetupWidget m_ui;
      QPagePreview *m_pagePreview;
      QPrinter *m_printer;
      QPrintDevice *m_printDevice;
  #if QT_CONFIG(cups)
      ppd_option_t *m_pageSizePpdOption;
  #endif
      QPrinter::OutputFormat m_outputFormat;
      QString m_printerName;
      QPageLayout m_pageLayout;
      QPageLayout m_savedPageLayout;
      QPageLayout::Unit m_units;
      QPageLayout::Unit m_savedUnits;
      int m_savedPagesPerSheet;
      int m_savedPagesPerSheetLayout;
      bool m_blockSignals;
      int m_realCustomPageSizeIndex;
  };
  
  QT_END_NAMESPACE
  
  #endif
  