QskTabBar.h

/******************************************************************************
 * QSkinny - Copyright (C) The authors
 *           SPDX-License-Identifier: BSD-3-Clause
 *****************************************************************************/
 
#ifndef QSK_TAB_BAR_H
#define QSK_TAB_BAR_H
 
#include "QskBox.h"
#include "QskNamespace.h"
 
class QskTabButton;
class QskTextOptions;
 
class QSK_EXPORT QskTabBar : public QskBox
{
    Q_OBJECT
 
    Q_PROPERTY( Qt::Edge edge READ edge
        WRITE setEdge RESET resetEdge NOTIFY edgeChanged FINAL )
 
    Q_PROPERTY( Qt::Orientation orientation READ orientation )
 
    Q_PROPERTY( bool autoScrollFocusButton READ autoScrollFocusButton
        WRITE setAutoScrollFocusedButton NOTIFY autoScrollFocusedButtonChanged FINAL )
 
    Q_PROPERTY( bool autoFitTabs READ autoFitTabs
        WRITE setAutoFitTabs NOTIFY autoFitTabsChanged FINAL )
 
    Q_PROPERTY( int count READ count NOTIFY countChanged FINAL )
 
    Q_PROPERTY( int currentIndex READ currentIndex
        WRITE setCurrentIndex NOTIFY currentIndexChanged USER true FINAL )
 
    Q_PROPERTY( QskTextOptions textOptions READ textOptions
        WRITE setTextOptions NOTIFY textOptionsChanged )
 
    using Inherited = QskBox;
 
  public:
    QSK_SUBCONTROLS( Panel )
 
    QskTabBar( QQuickItem* parent = nullptr );
    QskTabBar( Qt::Edge, QQuickItem* parent = nullptr );
 
    ~QskTabBar() override;
 
    void setEdge( Qt::Edge );
    void resetEdge();
    Qt::Edge edge() const;
 
    Qt::Orientation orientation() const;
 
    void setAutoScrollFocusedButton( bool );
    bool autoScrollFocusButton() const;
 
    void setAutoFitTabs( bool );
    bool autoFitTabs() const;
 
    void ensureButtonVisible( const QskTabButton* );
 
    void setTextOptions( const QskTextOptions& );
    QskTextOptions textOptions() const;
 
    Q_INVOKABLE int addTab( const QString& text );
    Q_INVOKABLE int insertTab( int index, const QString& text );
 
    Q_INVOKABLE int addTab( QskTabButton* );
    Q_INVOKABLE int insertTab( int index, QskTabButton* );
 
    Q_INVOKABLE void removeTab( int index );
    Q_INVOKABLE void clear( bool autoDelete = false );
 
    bool isTabEnabled( int index ) const;
    void setTabEnabled( int index, bool );
 
    int currentIndex() const;
    int count() const;
 
    Q_INVOKABLE QskTabButton* buttonAt( int );
    Q_INVOKABLE const QskTabButton* buttonAt( int ) const;
 
    Q_INVOKABLE QskTabButton* currentButton();
    Q_INVOKABLE const QskTabButton* currentButton() const;
 
    Q_INVOKABLE QString currentButtonText() const;
    Q_INVOKABLE QString buttonTextAt( int index ) const;
 
    int indexOf( const QskTabButton* ) const;
    Q_INVOKABLE int indexOf( QskTabButton* ) const;
 
    QskAspect::Variation effectiveVariation() const override;
 
  public Q_SLOTS:
    void setCurrentIndex( int index );
 
  Q_SIGNALS:
    void currentIndexChanged( int index );
    void buttonClicked( int index );
    void countChanged( int );
    void textOptionsChanged( const QskTextOptions& );
    void edgeChanged( Qt::Edge );
    void autoScrollFocusedButtonChanged( bool );
    void autoFitTabsChanged( bool );
 
  protected:
    void componentComplete() override;
 
    QskAspect::Subcontrol substitutedSubcontrol(
        QskAspect::Subcontrol ) const override;
 
  private:
    void adjustCurrentIndex();
    void handleButtonClick();
 
    class PrivateData;
    std::unique_ptr< PrivateData > m_data;
};
 
// Qml does not like const versions
inline int QskTabBar::indexOf( const QskTabButton* tabButton ) const
{
    return QskTabBar::indexOf( const_cast< QskTabButton* >( tabButton ) );
}
 
#endif