QLabel *label = new QLabel("Hello World!"); label->setFixedSize(100,100); // set fixed size label->setAttribute(Qt::WA_TranslucentBackground); // set attribute
QLabel *label = new QLabel("Hover over me"); label->setToolTip("I am a tooltip"); // set tooltipThis code creates a QLabel object and sets a tooltip to display when the user hovers over the label. The `setToolTip` function is used to set the tooltip text. Package Library: The package library for this function is Qt. Qt is a cross-platform framework used for developing applications with graphical user interfaces. It provides a wide range of tools and functions for C++ programming language, including QLabel setAttribute. The library is available for various operating systems, including Windows, Linux, and macOS.