I put a group of same small custom containers inside a large container. Then I added this large container to my view. How can I propagate button callback from small container to current view and also identify which small container triggers the callba...

I tried to create a TextBox widget which derived from Box widget and TextArea widget. Because of its multiple inheritances, I also made minor changes to library files by adding keyword "virtual" to solve ambiguity error("base class"touchgfx::Drawable...