strawberry-audio-player-win.../src/widgets/autoexpandingtreeview.h

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/*
* Strawberry Music Player
* This file was part of Clementine.
* Copyright 2010, David Sansome <me@davidsansome.com>
*
* Strawberry 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.
*
* Strawberry 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
#ifndef AUTOEXPANDINGTREEVIEW_H
#define AUTOEXPANDINGTREEVIEW_H
#include "config.h"
#include <stdbool.h>
#include <QObject>
#include <QWidget>
#include <QString>
#include <QMimeData>
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#include <QTreeView>
#include <QtEvents>
class QModelIndex;
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class AutoExpandingTreeView : public QTreeView {
Q_OBJECT
public:
AutoExpandingTreeView(QWidget *parent = nullptr);
static const int kRowsToShow;
void SetAutoOpen(bool v) { auto_open_ = v; }
void SetExpandOnReset(bool v) { expand_on_reset_ = v; }
void SetAddOnDoubleClick(bool v) { add_on_double_click_ = v; }
public slots:
void RecursivelyExpand(const QModelIndex &index);
void UpAndFocus();
void DownAndFocus();
signals:
void AddToPlaylistSignal(QMimeData *data);
void FocusOnFilterSignal(QKeyEvent *event);
protected:
// QAbstractItemView
void reset();
// QWidget
void mousePressEvent(QMouseEvent *event);
void mouseDoubleClickEvent(QMouseEvent *event);
void keyPressEvent(QKeyEvent *event);
virtual bool CanRecursivelyExpand(const QModelIndex &index) const { return true; }
private slots:
void ItemExpanded(const QModelIndex &index);
void ItemClicked(const QModelIndex &index);
void ItemDoubleClicked(const QModelIndex &index);
private:
bool RecursivelyExpand(const QModelIndex &index, int *count);
private:
bool auto_open_;
bool expand_on_reset_;
bool add_on_double_click_;
bool ignore_next_click_;
};
#endif // AUTOEXPANDINGTREEVIEW_H