The `setAlpha` method in the `QColor` class of the `AnyQt.QtGui` module is used in Python to set the alpha component of a color. The alpha component determines the transparency of the color, with a value of 0 indicating full transparency and a value of 255 indicating full opacity. By using the `setAlpha` method, developers can modify the transparency of a color object to achieve the desired visual effect.
Python QColor.setAlpha - 47 examples found. These are the top rated real world Python examples of AnyQt.QtGui.QColor.setAlpha extracted from open source projects. You can rate examples to help us improve the quality of examples.