Creation of status bar (29)

Creation of status bar (29)

The left area of the status bar is used to output real-time messages
The right side is used to set permanent messages
addWidget Add components in the left half of the status bar
addPermanentWidget Add components in the right half of the status bar

statusBar(); // by qt Member function of , Used to create statusBar

bool MainWindow::initStatusBar()
{
    bool ret = true;
    QStatusBar* sb = statusBar();
    QLabel* label = new QLabel("D.T.Software");

    if( label != NULL )
    {
        label->setMinimumWidth(200);
        label->setAlignment(Qt::AlignCenter);

        sb->addPermanentWidget(label);
    }
    else
    {
        ret = false;
    }

    return ret;
}