Method setFontAction

src/RedisView/AppView/MainWindow.cpp:554–560

}

void MainWindow::setFontAction() {
    bool isok;
    QFont qf = QFontDialog::getFont(
                &isok, QFont("Courier New", 10), this, tr("选择字体"));
    if(isok)
        qApp->setFont(qf);
}

void MainWindow::instruction() {
    Instructions instructions(this);