tabbar.h

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/* ============================================================
* Falkon - Qt web browser
* Copyright (C) 2010-2018 David Rosca <nowrep@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.
* ============================================================ */
#ifndef TABBAR_H
#define TABBAR_H
 
#include <QPointer>
 
#include "combotabbar.h"
#include "qzcommon.h"
 
class BrowserWindow;
class TabWidget;
class WebTab;
 
class FALKON_EXPORT TabBar : public ComboTabBar
{
    Q_OBJECT
public:
    explicit TabBar(BrowserWindow* window, TabWidget* tabWidget);
 
    void loadSettings();
 
    TabWidget* tabWidget() const;
    void setVisible(bool visible) override;
    void setForceHidden(bool hidden);
 
    void setTabText(int index, const QString &text);
 
    void wheelEvent(QWheelEvent* event) override;
 
    void setIsRestoring(bool restoring);
    bool isRestoring();
 
Q_SIGNALS:
    void moveAddTabButton(int posX);
 
private Q_SLOTS:
    void currentTabChanged(int index);
    void overflowChanged(bool overflowed);
    void closeTabFromButton();
 
private:
    inline bool validIndex(int index) const { return index >= 0 && index < count(); }
 
    void tabInserted(int index) override;
    void tabRemoved(int index) override;
 
    void hideCloseButton(int index);
    void showCloseButton(int index);
    void updatePinnedTabCloseButton(int index);
 
    void contextMenuEvent(QContextMenuEvent* event) override;
    void mouseDoubleClickEvent(QMouseEvent* event) override;
    void mousePressEvent(QMouseEvent* event) override;
    void mouseMoveEvent(QMouseEvent* event) override;
    void mouseReleaseEvent(QMouseEvent* event) override;
 
    void dragEnterEvent(QDragEnterEvent* event) override;
    void dragMoveEvent(QDragMoveEvent *event) override;
    void dragLeaveEvent(QDragLeaveEvent *event) override;
    void dropEvent(QDropEvent* event) override;
 
    QSize tabSizeHint(int index, bool fast) const override;
    int comboTabBarPixelMetric(ComboTabBar::SizeType sizeType) const override;
    WebTab* webTab(int index = -1) const;
 
    BrowserWindow* m_window;
    TabWidget* m_tabWidget;
 
    bool m_hideTabBarWithOneTab;
 
    int m_showCloseOnInactive;
 
    mutable int m_normalTabWidth;
    mutable int m_activeTabWidth;
 
    QPoint m_dragStartPosition;
 
    bool m_forceHidden;
    QPointer<WebTab> m_lastTab;
 
    bool m_isRestoring = false;
};
 
#endif // TABBAR_H