LayoutInflater layoutInflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);

View view1 = layoutInflater.from(mcontext).inflate(R.layout.popwindow,null);

//        popupWindow = new PopupWindow(view1, ActionBar.LayoutParams.MATCH_PARENT, ActionBar.LayoutParams.MATCH_PARENT,true);

popupWindow=newPopupWindow(view1,ActionBar.LayoutParams.WRAP_CONTENT,420);

popupWindow.setTouchable(true);

popupWindow.setBackgroundDrawable(getResources().getDrawable(R.drawable.dd));

popupWindow.setOutsideTouchable(true);

popupWindow.showAsDropDown(button7,0,40);