The QRadioButton widget provides a radio button with a text label.| doc.qt.io
The QCheckBox widget provides a checkbox with a text label.| doc.qt.io
The QFileDialog class provides a dialog that allows users to select files or directories.| doc.qt.io
The QToolButton class provides a quick-access button to commands or options, usually used inside a QToolBar.| doc.qt.io
The QPushButton widget provides a command button.| doc.qt.io
The QAbstractButton class is the abstract base class of button widgets, providing functionality common to buttons.| doc.qt.io
The QWidget class is the base class of all user interface objects.| doc.qt.io