How can a dynamically defined QML object property be read from C++?A developer wanted C++ to inspect a property created dynamically on a QML-side object.September 11, 2026
How can a Popup loaded dynamically through Loader be opened?A developer dynamically loaded a Popup QML component and needed to call its open method.September 11, 2026
Is it reasonable to expose many C++ values to QML with Q_PROPERTY?A developer had data in C++ and wondered whether using many Q_PROPERTY declarations for QML access was an appropriate design.September 11, 2026
Where should connections be made when C++ types are instantiated by QML?Two C++ classes were registered with qmlRegisterType and a developer wanted to connect their signals and slots even though QML created the instances.September 11, 2026
What are the basic steps for exposing a custom C++ class to QML?A developer wanted to make a custom C++ class available as a QML extension/type.September 11, 2026
How can the same constants be shared between C++ and QML?A developer wanted one definition for many constants used from both C++ and QML.September 11, 2026
Why can a qmlRegisterType name fail when it begins with a lowercase letter?A developer registered a C++ type under a lowercase QML type name and saw unexpected behaviour.September 11, 2026
How can a C++ function be called from QML?A developer asked for the basic approach to make a C++ function available to a QML file.September 11, 2026
How should table-style CAN data be presented in a QML ListView?A developer had CAN bus data in C++ and wanted to show identifier, length and payload as structured rows in a QML interface.September 11, 2026
Should a ListView use a horizontal ScrollBar for long delegate text?A developer wanted horizontal scrolling when delegate labels were wider than a QML ListView.September 11, 2026