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What We Know About QLabel

russ_hensel edited this page Feb 8, 2026 · 1 revision
Table of Contents

Introduction

Content here... A label or QLabel is a rectangular area on a GUI that typically:

  • has some text
  • That's pretty much it. It has no interactivity.
  • It typically identifies a text box or some other nearby widget.

After a widget is created we can change may of its characteristics ( and some of these can also be set up in its init, but changing at runtime is more general )

These characteristics are part of the widgets state. Some related to appearance. For example:

  • size
  • font
  • colors

Different widget may have different appearance and action states, depending on their intended use.

You can find the code for the tab at: https://github.com/russ-hensel/qt5_by_example/blob/main/tabs/basic_widgets/tab_q_label.py but is better viewed in your own IDE.

Interactions

Interaction to try on this tab:

  • button press
  • hover look for tool tips
  • poke around -- do not forget to look

To see and change the state use the mutate/examine button and read the code in the mutate_x methods.
the documentation is in the code. Coverage is not complete, work continues.

You can use the wat-inspect to find out more or dive into the documentation which is all over the web. https://doc.qt.io/archives/qt-5.15/qlabel.html https://doc.qt.io/qtforpython-6/PySide6/QtWidgets/QLabel.html

Screenshot

( note: keeping screenshot up to date is a task that still eludes us, hopefully this is close enough ) Alt text)

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