There are name of toolbar you can see in : Finding name of QGIS toolbar in Python?
But, I want to know the name of children of toolbar. For example, the children of mapNavToolBar are touch zoom and pan; pan map; pan map to selection; zoom in; zoom out; etc. Then if we know the name, how to disable in python?
For example to disable menuBar you can type the script :
But, for the child?
I want to show not all mapNavToolBar, Layers Panel, and menuBar.