C++ (Cpp) QToolBar::parentWidget примеры использования

Пример #1

Файл: qtoolbarlayout.cpp Проект: wpbest/copperspice

QToolBarLayout::QToolBarLayout(QWidget *parent)
    : QLayout(parent), expanded(false), animating(false), dirty(true),
        expanding(false), empty(true), expandFlag(false), popupMenu(0)
{
    QToolBar *tb = qobject_cast<QToolBar*>(parent);
    if (!tb)
        return;

    extension = new QToolBarExtension(tb);
    extension->setFocusPolicy(Qt::NoFocus);
    extension->hide();
    QObject::connect(tb, SIGNAL(orientationChanged(Qt::Orientation)), extension, SLOT(setOrientation(Qt::Orientation)));

    setUsePopupMenu(qobject_cast<QMainWindow*>(tb->parentWidget()) == 0);
}