QTabWidget setTabButton Example

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Summary : This code shows how to change tab button of QTabWidget. In order to handle clicked event of tab button , handle 'clicked' event of that button.
In this example each button is a QPushButton with information icon.
Qt Version: 4.7.4
Date Added: 2011-08-28

#include <QtGui>/** *  Derived Class from QTabWidget. *  Protected QTabWidget::tabBar() method is  *  overridden in order to make it accessible. */class MyTabWidget:public QTabWidget{public:    MyTabWidget(QWidget* parent = 0):QTabWidget(parent)    {      setParent(parent);    }        //Overridden method from QTabWidget    QTabBar* tabBar()    {      return QTabWidget::tabBar();    }};int main(int argc, char **argv){QApplication app(argc, argv);QMainWindow *window = new QMainWindow();                window->setWindowTitle(QString::fromUtf8("Set QTabBar Tab  Button"));        window->resize(336, 227);        QWidget *centralWidget = new QWidget(window);MyTabWidget *tabs = new MyTabWidget(centralWidget);tabs->setFixedSize(330, 220);  tabs->addTab(new QWidget(),"TAB 1");  tabs->addTab(new QWidget(),"TAB 2");tabs->addTab(new QWidget(),"TAB 3");QPushButton* button1 = new QPushButton();button1->setFixedWidth(20);button1->setIcon(*(new QIcon("information-icon.gif")));QPushButton* button2 = new QPushButton();button2->setFixedWidth(20);button2->setIcon(*(new QIcon("information-icon.gif")));QPushButton* button3 = new QPushButton();button3->setFixedWidth(20);button3->setIcon(*(new QIcon("information-icon.gif")));tabs->tabBar()->setTabButton(0, QTabBar::LeftSide,((QWidget*)(button1)));tabs->tabBar()->setTabButton(1, QTabBar::LeftSide,((QWidget*)(button2)));tabs->tabBar()->setTabButton(2, QTabBar::LeftSide,((QWidget*)(button3)));window->setCentralWidget(centralWidget);window->show();return app.exec();}

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