/*
	QAD - Qt ADvanced

	Ivan Pelipenko peri4ko@yandex.ru, Andrey Bychkov work.a.b@yandex.ru

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Lesser 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 Lesser General Public License for more details.

	You should have received a copy of the GNU Lesser General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef RIBBON_H
#define RIBBON_H

#include <QMainWindow>
#include <QActionGroup>
#include <QWidgetAction>
#include <QMenuBar>
#include <QTabWidget>
#include <QGroupBox>
#include <QDockWidget>
#include <QToolBar>
#include <QToolButton>
#include <QScrollArea>
#include "etabwidget.h"
#include "qad_application_export.h"


class QAD_APPLICATION_EXPORT Ribbon: public QToolBar
{
	Q_OBJECT
public:
	explicit Ribbon(QMainWindow * parent = 0);
	~Ribbon();

	void init();
	void retranslate();
	void setIconSize(const QSize & size);
	void setTabIconSize(const QSize & size);
	void setButtonStyle(const Qt::ToolButtonStyle & style) {foreach (QToolButton * i, buttons) i->setToolButtonStyle(style);}
	void setAutoSwitchEnabled(bool yes) {delay_e = yes;}
	void setAutoSwitchDelay(float delay_s) {delay = delay_s * 1000;}
	void setCurrentTab(int tab_) {if (tab_ < 0 || tab_ >= tab->count()) return; tab->setCurrentIndex(tab_);}
	int currentTab() const {return tab->currentIndex();}
	QTabWidget * tabWidget() const {return tab;}

private:
	bool eventFilter(QObject * o, QEvent * e);
	void timerEvent(QTimerEvent * e);
	void changeEvent(QEvent *e);
	void _resize();
	void _setIconsSize();

	int hovered, delay;
	bool delay_e;
	QList<QToolButton * > buttons;
	QMap<int, int> hovers;
	ETabWidget * tab;
	QScrollArea * scroll_area;
	QMainWindow * parent;

private slots:
	void tabHovered(int tab) {if (!delay_e) return; hovers.clear(); hovered = tab; hovers.insert(startTimer(delay), tab);}
	
public slots:
	void setVisible(bool yes);
	void setHidden(bool yes) {setVisible(!yes);}
	void show() {setVisible(true);}
	void hide() {setVisible(false);}
	
signals:
	void currentTabChanged(int);

};

#endif // RIBBON_H