sdrangel/sdrgui/gui/rollupwidget.h

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2015-2020 Edouard Griffiths, F4EXB                              //
//                                                                               //
// API for features                                                              //
//                                                                               //
// 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 as 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 V3 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 INCLUDE_ROLLUPWIDGET_H
#define INCLUDE_ROLLUPWIDGET_H

#include <QWidget>
#include "export.h"

class SDRGUI_API RollupWidget : public QWidget {
	Q_OBJECT

public:
	RollupWidget(QWidget* parent = nullptr);
	void setTitleColor(const QColor& c);
	void setHighlighted(bool highlighted);
	void setChannelWidget(bool channelWidget) { m_channelWidget = channelWidget; }

signals:
	void widgetRolled(QWidget* widget, bool rollDown);

protected:
	enum {
		VersionMarker = 0xff
	};

    enum ContextMenuType
    {
        ContextMenuNone,
        ContextMenuChannelSettings,
        ContextMenuStreamSettings
    };

	QColor m_titleColor;
	QColor m_titleTextColor;
	bool m_highlighted;
    ContextMenuType m_contextMenuType;
    QString m_streamIndicator;

	int arrangeRollups();

	QByteArray saveState(int version = 0) const;
    bool restoreState(const QByteArray& state, int version = 0);

	void paintEvent(QPaintEvent*);
	int paintRollup(QWidget* rollup, int pos, QPainter* p, bool last, const QColor& frame);

	void resizeEvent(QResizeEvent* size);
	void mousePressEvent(QMouseEvent* event);

	bool event(QEvent* event);
	bool eventFilter(QObject* object, QEvent* event);

    void resetContextMenuType() { m_contextMenuType = ContextMenuNone; }
	void setStreamIndicator(const QString& indicator);

private:
    static bool isRollupChild(QWidget *childWidget); //!< chidl is part of rollups (ex: not a dialog)
	bool m_channelWidget;
};

#endif // INCLUDE_ROLLUPWIDGET_H