popupContent.getLocationOnScreen(cloc);
selectableText.getLocationInWindow(bloc);
//always be x-357 y-84
Log.i("popcontent-cloc-screen",cloc[0]+"vv"+cloc[1]);
//tloc always be x-18 y-102
Log.i("TextView-tloc-window",tloc[0]+"vv"+tloc[1]);
View.getLocationInWindow(int[] location)
一个控件在其父窗口中的坐标位置
View.getLocationOnScreen(int[] location)
一个控件在其整个屏幕上的坐标位置
