A tooltip enhances the user experience in graphical user interfaces by providing quick information about a widget. In PyQt, tooltips emerge when you hover your mouse over a widget, eliminating the need for a click. Hovering over a button, for instance, will sometimes display relevant details—this information is a tooltip.
PyQt offers comprehensive support for tooltips, allowing developers to set them up for various widgets. Additionally, tooltips in PyQt can be a mix of plain text and HTML-formatted content.
** Related Course: ** Create PyQt Desktop Appications with Python (GUI)
Note: Remember, tooltips aren’t visible on mobile devices since they lack a mouse cursor.
setToolTip method is essential for defining a tooltip in PyQt. Once a widget is created, this method can be employed to assign a tooltip to it.
pybutton.setToolTip('This is a tooltip for the QPushButton widget')
To view the tooltip, hover the mouse over the widget and wait momentarily.
Interestingly, PyQt tooltips can contain HTML content. HTML allows for formatting using tags like
button.setToolTip('This is a <b>QPushButton</b> widget')
If you’re looking to tweak the tooltip’s font style, PyQt’s got you covered:
This example illustrates the creation of a button in a PyQt window. The button is mapped to the
clickMethod() function—clicking the button activates this function.
Additionally, the button features a tooltip that appears when hovered over, thanks to the
Tooltips are versatile in PyQt, and you can assign them to almost any widget. They’re commonly used to provide users with helpful hints and information.
To learn more about PyQt and enhance your skills, consider checking the related course or other helpful resources. If you are new to Python PyQt, then I highly recommend this book.
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