docktabbar.h

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#pragma once
 
#include "qxdock_global.h"
#include <QScrollArea>
 
QX_DOCK_BEGIN_NAMESPACE
 
class DockPanel;
class DockTab;
 
class DockTabBarPrivate;
 
class QX_DOCK_EXPORT DockTabBar : public QScrollArea
{
    Q_OBJECT
public:
    using Super = QScrollArea;
public:
    explicit DockTabBar(DockPanel *parent = nullptr);
    virtual ~DockTabBar();
 
    void insertTab(int index, DockTab *tab);
    void removeTab(DockTab *tab);
 
    int count() const;
 
    int currentIndex() const;
 
    DockTab *currentTab() const;
    DockTab *tab(int index) const;
 
    int tabAt(const QPoint &pos) const;
    int tabInsertIndexAt(const QPoint &pos) const;
 
    bool isTabOpen(int index) const;
 
    virtual QSize minimumSizeHint() const override;
    virtual QSize sizeHint() const override;
 
    bool areTabsOverflowing() const;
 
public Q_SLOTS:
    void setCurrentIndex(int index);
    void closeTab(int index);
 
private Q_SLOTS:
    void onTabClicked();
    void onTabCloseRequested();
    void onCloseOtherTabsRequested();
    void onTabWidgetMoved(const QPoint &globalPos);
 
Q_SIGNALS:
    void currentChanging(int index);
    void currentChanged(int index);
    void tabBarClicked(int index);
    void tabCloseRequested(int index);
    void tabClosed(int index);
    void tabOpened(int index);
    void tabMoved(int from, int to);
    void removingTab(int index);
    void tabInserted(int index);
    void elidedChanged(bool elided);
protected:
    virtual bool eventFilter(QObject *watched, QEvent *event) override;
    virtual void wheelEvent(QWheelEvent *event) override;
private:
    QX_DECLARE_PRIVATE(DockTabBar)
};
 
QX_DOCK_END_NAMESPACE