If you do not wish to subclass to just get resize event control, you can installEventFilter
Small example would look like (MainWindow.h
): (MainWindow holds DockWidget Here)
protected:
bool eventFilter(QObject *obj, QEvent *event);
and in (MainWindow.cc
):
MainWindow::MainWindow(QWidget* parent)
: QWidget(parent) {
ui_.setupUi(this);
ui_.dockWidget->installEventFilter(this);
}
bool MainWindow::eventFilter(QObject *obj, QEvent *event) {
if (event->type() == QEvent::Resize && obj == ui_.dockWidget) {
QResizeEvent *resizeEvent = static_cast<QResizeEvent*>(event);
qDebug("Dock Resized (New Size) - Width: %d Height: %d",
resizeEvent->size().width(),
resizeEvent->size().height());
}
return QWidget::eventFilter(obj, event);
}