text: /****************************************************************************
  **
  ** Copyright (C) 2015 The Qt Company Ltd.
  ** Contact: http://www.qt.io/licensing/
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  ** This file is part of the QtWidgets module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:LGPL21$
  ** Commercial License Usage
  ** Licensees holding valid commercial Qt licenses may use this file in
  ** accordance with the commercial license agreement provided with the
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  ** Alternatively, this file may be used under the terms of the GNU Lesser
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  ** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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  ****************************************************************************/
  
  #ifndef QABSTRACTSPINBOX_H
  #define QABSTRACTSPINBOX_H
  
  #include <QtWidgets/qwidget.h>
  #include <QtGui/qvalidator.h>
  
  QT_BEGIN_NAMESPACE
  
  
  #ifndef QT_NO_SPINBOX
  
  class QLineEdit;
  
  class QAbstractSpinBoxPrivate;
  class QStyleOptionSpinBox;
  
  class Q_WIDGETS_EXPORT QAbstractSpinBox : public QWidget
  {
      Q_OBJECT
  
      Q_PROPERTY(bool wrapping READ wrapping WRITE setWrapping)
      Q_PROPERTY(bool frame READ hasFrame WRITE setFrame)
      Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment)
      Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
      Q_PROPERTY(ButtonSymbols buttonSymbols READ buttonSymbols WRITE setButtonSymbols)
      Q_PROPERTY(QString specialValueText READ specialValueText WRITE setSpecialValueText)
      Q_PROPERTY(QString text READ text)
      Q_PROPERTY(bool accelerated READ isAccelerated WRITE setAccelerated)
      Q_PROPERTY(CorrectionMode correctionMode READ correctionMode WRITE setCorrectionMode)
      Q_PROPERTY(bool acceptableInput READ hasAcceptableInput)
      Q_PROPERTY(bool keyboardTracking READ keyboardTracking WRITE setKeyboardTracking)
      Q_PROPERTY(bool showGroupSeparator READ isGroupSeparatorShown WRITE setGroupSeparatorShown)
  public:
      explicit QAbstractSpinBox(QWidget *parent = 0);
      ~QAbstractSpinBox();
  
      enum StepEnabledFlag { StepNone = 0x00, StepUpEnabled = 0x01,
                             StepDownEnabled = 0x02 };
      Q_DECLARE_FLAGS(StepEnabled, StepEnabledFlag)
  
      enum ButtonSymbols { UpDownArrows, PlusMinus, NoButtons };
      Q_ENUM(ButtonSymbols)
  
      ButtonSymbols buttonSymbols() const;
      void setButtonSymbols(ButtonSymbols bs);
  
      enum CorrectionMode  { CorrectToPreviousValue, CorrectToNearestValue };
      Q_ENUM(CorrectionMode)
  
      void setCorrectionMode(CorrectionMode cm);
      CorrectionMode correctionMode() const;
  
      bool hasAcceptableInput() const;
      QString text() const;
  
      QString specialValueText() const;
      void setSpecialValueText(const QString &txt);
  
      bool wrapping() const;
      void setWrapping(bool w);
  
      void setReadOnly(bool r);
      bool isReadOnly() const;
  
      void setKeyboardTracking(bool kt);
      bool keyboardTracking() const;
  
      void setAlignment(Qt::Alignment flag);
      Qt::Alignment alignment() const;
  
      void setFrame(bool);
      bool hasFrame() const;
  
      void setAccelerated(bool on);
      bool isAccelerated() const;
  
      void setGroupSeparatorShown(bool shown);
      bool isGroupSeparatorShown() const;
  
      QSize sizeHint() const;
      QSize minimumSizeHint() const;
      void interpretText();
      bool event(QEvent *event);
  
      QVariant inputMethodQuery(Qt::InputMethodQuery) const;
  
      virtual QValidator::State validate(QString &input, int &pos) const;
      virtual void fixup(QString &input) const;
  
      virtual void stepBy(int steps);
  public Q_SLOTS:
      void stepUp();
      void stepDown();
      void selectAll();
      virtual void clear();
  protected:
      void resizeEvent(QResizeEvent *event);
      void keyPressEvent(QKeyEvent *event);
      void keyReleaseEvent(QKeyEvent *event);
  #ifndef QT_NO_WHEELEVENT
      void wheelEvent(QWheelEvent *event);
  #endif
      void focusInEvent(QFocusEvent *event);
      void focusOutEvent(QFocusEvent *event);
      void contextMenuEvent(QContextMenuEvent *event);
      void changeEvent(QEvent *event);
      void closeEvent(QCloseEvent *event);
      void hideEvent(QHideEvent *event);
      void mousePressEvent(QMouseEvent *event);
      void mouseReleaseEvent(QMouseEvent *event);
      void mouseMoveEvent(QMouseEvent *event);
      void timerEvent(QTimerEvent *event);
      void paintEvent(QPaintEvent *event);
      void showEvent(QShowEvent *event);
      void initStyleOption(QStyleOptionSpinBox *option) const;
  
      QLineEdit *lineEdit() const;
      void setLineEdit(QLineEdit *edit);
  
      virtual StepEnabled stepEnabled() const;
  Q_SIGNALS:
      void editingFinished();
  protected:
      QAbstractSpinBox(QAbstractSpinBoxPrivate &dd, QWidget *parent = 0);
  
  private:
      Q_PRIVATE_SLOT(d_func(), void _q_editorTextChanged(const QString &))
      Q_PRIVATE_SLOT(d_func(), void _q_editorCursorPositionChanged(int, int))
  
      Q_DECLARE_PRIVATE(QAbstractSpinBox)
      Q_DISABLE_COPY(QAbstractSpinBox)
      friend class QAccessibleAbstractSpinBox;
  };
  Q_DECLARE_OPERATORS_FOR_FLAGS(QAbstractSpinBox::StepEnabled)
  
  #endif // QT_NO_SPINBOX
  
  QT_END_NAMESPACE
  
  #endif // QABSTRACTSPINBOX_H
  