How to set the size of an ExpandableListView icon?

1

I'm using an ExpandableListView, where I have a content expansion icon, but every time the option height increases, the image stays the same height, distorting the image. How do I fix the size?

In class I make the following call to xml:

  

expandableListView.setGroupIndicator (getResources (). getDrawable (R.drawable.icon_group));

XML:

Finalresult:

    
asked by anonymous 04.05.2016 / 00:30

0 answers