There are two styles available... wxSTAY_ON_TOP and wxFRAME_FLOAT_ON_PARENT.
The first will stay on top of all other windows. The latter will always be on top of its parent window. (parent should not be Null in that case).
The first will stay on top of all other windows. The latter will always be on top of its parent window. (parent should not be Null in that case).