As far as I'm aware, most UI elements in Maya can be added in custom UI windows.For example, you can create windows with a scene's viewport ("modelEditor"), blend shape editor ("blendShapeEditor") and the node editor ("nodeEditor"). You can arrange them however you want and as many as you want. But so far I haven't managed…
Ok, good news and bad news. Good news:I managed to find a way to display the existing texture editor (which it would make a ton more sense if it was simply called UV editor) into a window. Apparently I was doing something wrong before resulting in empty windows, re-parenting the existing one DOES work. You can try it too…