splittercollapser.h

/*
 * SPDX-FileCopyrightText: 2009 Aurélien Gâteau <agateau@kde.org>
 *
 * SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
 
#ifndef SPLITTERCOLLAPSER_H
#define SPLITTERCOLLAPSER_H
 
// Qt
#include <QToolButton>
 
// KDE
 
class QSplitter;
 
namespace KSaneIface
{
 
struct SplitterCollapserPrivate;
/**
 * A button which appears on the side of a splitter handle and allows easy
 * collapsing of the widget on the opposite side
 */
class SplitterCollapser : public QToolButton
{
    Q_OBJECT
public:
    SplitterCollapser(QSplitter *, QWidget *widget);
    ~SplitterCollapser() override;
 
    QSize sizeHint() const override;
 
public Q_SLOTS:
    void slotCollapse();
    void slotRestore();
    void slotSetCollapsed(bool collapsed);
 
protected:
    bool eventFilter(QObject *, QEvent *) override;
 
    void paintEvent(QPaintEvent *) override;
 
private:
    SplitterCollapserPrivate *const d;
 
private Q_SLOTS:
    void slotClicked();
};
 
} // namespace
 
#endif /* SPLITTERCOLLAPSER_H */