Checks whether the specified point is within this object's bounds,
where the point's x and y coordinates are defined to be relative to
the coordinate system of the object.
Gets the location of the object relative to the parent in the form
of a point specifying the object's top-left corner in the screen's
coordinate space.
Returns the top-level ancestor of this component (either the
containing Window or Applet), or null if this component has not
been added to any container.
Returns the Component's "visible rectangle" - the
intersection of this components visible rectangle:
new Rectangle(0, 0, getWidth(), getHeight());
and all of its ancestors visible Rectangles.
Constant used for registerKeyboardAction() which
means that the comand should be invoked when the receiving
component is an ancestor of the focused component or is
itself the focused component.
Constant used for registerKeyboardAction() which
means that the command should be invoked when
the receiving component is in the window that has the focus
or is itself the focused component.