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Code: Alles auswählen

#include "MainWindow.hh"


MainWindow::MainWindow( QWidget *parent ) :
	QMainWindow( parent )
{
	QLabel *pL1 = new QLabel( "L1" );
	QLabel *pL2 = new QLabel( "L2" );
	QLabel *pL3 = new QLabel( "L3" );
	QLabel *pL4 = new QLabel( "L4" );
	QLabel *pL5 = new QLabel( "L5" );

	pTab = new QTabWidget( this );
	pTab->setMinimumSize( 300, 300 );
	pTab->addTab( pL1, "L11" );
	pTab->addTab( pL2, "L22" );
	pTab->addTab( pL3, "L33" );
	pTab->addTab( pL4, "L44" );
	pTab->addTab( pL5, "L55" );

	//[1]
	pBar = pTab->tabBar();
	pBar->installEventFilter( this );
}


bool MainWindow::eventFilter( QObject *obj, QEvent *event )
{
	//[2]
	if( obj == pBar )
	{
		//[3]
		if( event->type() == QEvent::MouseButtonRelease )
		{
			qDebug() << pBar->currentIndex();
			return true;
		}
		else
		{
			return false;
		}
	}
	else
	{
		// pass the event on to the parent class
		return QMainWindow::eventFilter( obj, event );
	}
}

Code: Alles auswählen

#ifndef MAINWINDOW_HH
#define MAINWINDOW_HH

#include <QEvent>
#include <QLabel>
#include <QMainWindow>
#include <QObject>
#include <QTabBar>
#include <QTabWidget>

#include <QDebug>


class MainWindow : public QMainWindow
{
	Q_OBJECT

	public:
		explicit MainWindow( QWidget *parent = 0 );

	protected:
		bool eventFilter( QObject * watched, QEvent * event );

	private:
		QTabWidget *pTab;
		QTabBar *pBar;

};

#endif // MAINWINDOW_HH