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		1		#include "DetachableTabBar.h"
		2		#include <QMouseEvent>
		3
		4		DetachableTabBar::DetachableTabBar(QWidget *parent) :
		5		QTabBar(parent),
		6		_draggingOutside(false) {}
		7
		8		void DetachableTabBar::mouseMoveEvent(QMouseEvent *event)
		9		{
		10		QTabBar::mouseMoveEvent(event);
		11		if (!contentsRect().adjusted(-30,-30,30,30).contains(event->pos())) {
		12		if (!_draggingOutside) {
		13		_draggingOutside = true;
		14		_originalCursor = cursor();
		15		setCursor(QCursor(Qt::DragCopyCursor));
		16		}
		17		} else if (_draggingOutside) {
		18		_draggingOutside = false;
		19		setCursor(_originalCursor);
		20		}
		21		}
		22
		23		void DetachableTabBar::mouseReleaseEvent(QMouseEvent *event)
		24		{
		25		QTabBar::mouseReleaseEvent(event);
		26		if (!contentsRect().adjusted(-30,-30,30,30).contains(event->pos())) {
		27		setCursor(_originalCursor);
		28		emit detachTab(currentIndex());
		29		}
		30		}