public abstract bool GetCaretLocation(int vmid, JavaObjectHandle ac, out AccessibleTextRectInfo rectInfo, int index);
public abstract bool GetAccessibleTextRect(int vmid, JavaObjectHandle at, out AccessibleTextRectInfo rectInfo, int index);
public AccessibleRectInfo(AccessibleContextNode node, AccessibleTextRectInfo rect) : this(node, rect.x, rect.y, rect.width, rect.height) { }