view.h - mozsearch

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// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

#ifndef VIEW_H

#define VIEW_H

#include <QAbstractItemView>

#include <QItemSelection>

#include <QItemSelectionModel>

#include <QModelIndex>

#include <QRect>

#include <QSize>

#include <QWidget>

class LinearView : public QAbstractItemView

    Q_OBJECT

public:

    LinearView(QWidget *parent = 0);

    QRect itemViewportRect(const QModelIndex &index) const;

    void ensureVisible(const QModelIndex &index);

    QModelIndex itemAt(int x, int y) const;

protected slots:

    /*void dataChanged(const QModelIndex &topLeft, const QModelIndex

    &bottomRight);*/

    void rowsInserted(const QModelIndex &parent, int start, int end);

    void rowsRemoved(const QModelIndex &parent, int start, int end);

    /*void selectionChanged(const QItemSelection &deselected, const QItemSelection &selected);

    void verticalScrollbarAction(int action);

    void horizontalScrollbarAction(int action);*/

protected:

    void setSelection(const QRect&, QItemSelectionModel::SelectionFlags command);

    QRect selectionViewportRect(const QItemSelection &selection) const;

    QRect itemRect(const QModelIndex &item) const;

    bool isIndexHidden(const QModelIndex &index) const;

    int horizontalOffset() const;

    int verticalOffset() const;

    QModelIndex moveCursor(QAbstractItemView::CursorAction cursorAction,

                           Qt::KeyboardModifiers modifiers);

    void paintEvent(QPaintEvent *event);

    void resizeEvent(QResizeEvent *event);

    QSize sizeHint() const;

private:

    int rows(const QModelIndex &index = QModelIndex()) const;

    void updateGeometries();

};

#endif