void show(){
  if (mIsVisible)   return;
  mIsVisible=true;
  mHeightPx=Math.round(mDefaultHeightPx);
  invalidate();
}

void show ( ) { if ( mIsVisible ) return ; mIsVisible = true ; mHeightPx = Math . round ( mDefaultHeightPx ) ; invalidate ( ) ; }
shows the peek promo . this includes inflating the view and setting it to its initial state . this also means a new cc : : layer will be created and added to the tree .
