public ViewGroup getContentContainer() {
        if (mDragMode == MENU_DRAG_CONTENT) {
            return mContentContainer;
        } else {
            return (ViewGroup) findViewById(android.R.id.content);
        }
    }
Returns the ViewGroup used as a parent for the content view.

@return The content view's parent.
menudrawer/src/net/simonvt/menudrawer/MenuDrawer.java