How does pyqtgraph hide window width window width?

How does pyqtgraph hide window width window width?

Don’t use ImageView

Seems to use Viewbox

View the field with the image element

self.gViewGlobal.getHistogramWidget().setVisible(False)
self.gViewGlobal.ui.menuBtn.setVisible(False)
self.gViewGlobal.ui.roiBtn.setVisible(False)