Removing extra spacing around QWidget

Question

How to remove extra spacing around QWidget?

Here\'s the simple example. The widget\'s space is grey; you see, there\'s some space (about 0.3-0.4 cm) around the conte

Answer 1

There are two functions that you can use to get rid of all the spacing in your layout:

1)QLayout::setMargin(0)
2)QLayout::setSpacing(0)