38 /**
39 * The default layout manager for <code>JViewport</code>.
40 * <code>ViewportLayout</code> defines
41 * a policy for layout that should be useful for most applications.
42 * The viewport makes its view the same size as the viewport,
43 * however it will not make the view smaller than its minimum size.
44 * As the viewport grows the view is kept bottom justified until
45 * the entire view is visible, subsequently the view is kept top
46 * justified.
47 * <p>
48 * <strong>Warning:</strong>
49 * Serialized objects of this class will not be compatible with
50 * future Swing releases. The current serialization support is
51 * appropriate for short term storage or RMI between applications running
52 * the same version of Swing. As of 1.4, support for long term storage
53 * of all JavaBeans™
54 * has been added to the <code>java.beans</code> package.
55 * Please see {@link java.beans.XMLEncoder}.
56 *
57 * @author Hans Muller
58 */
59 @SuppressWarnings("serial") // Same-version serialization only
60 public class ViewportLayout implements LayoutManager, Serializable
61 {
62 // Single instance used by JViewport.
63 static ViewportLayout SHARED_INSTANCE = new ViewportLayout();
64
65 /**
66 * Adds the specified component to the layout. Not used by this class.
67 * @param name the name of the component
68 * @param c the the component to be added
69 */
70 public void addLayoutComponent(String name, Component c) { }
71
72 /**
73 * Removes the specified component from the layout. Not used by
74 * this class.
75 * @param c the component to remove
76 */
77 public void removeLayoutComponent(Component c) { }
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38 /**
39 * The default layout manager for <code>JViewport</code>.
40 * <code>ViewportLayout</code> defines
41 * a policy for layout that should be useful for most applications.
42 * The viewport makes its view the same size as the viewport,
43 * however it will not make the view smaller than its minimum size.
44 * As the viewport grows the view is kept bottom justified until
45 * the entire view is visible, subsequently the view is kept top
46 * justified.
47 * <p>
48 * <strong>Warning:</strong>
49 * Serialized objects of this class will not be compatible with
50 * future Swing releases. The current serialization support is
51 * appropriate for short term storage or RMI between applications running
52 * the same version of Swing. As of 1.4, support for long term storage
53 * of all JavaBeans™
54 * has been added to the <code>java.beans</code> package.
55 * Please see {@link java.beans.XMLEncoder}.
56 *
57 * @author Hans Muller
58 * @since 1.2
59 */
60 @SuppressWarnings("serial") // Same-version serialization only
61 public class ViewportLayout implements LayoutManager, Serializable
62 {
63 // Single instance used by JViewport.
64 static ViewportLayout SHARED_INSTANCE = new ViewportLayout();
65
66 /**
67 * Adds the specified component to the layout. Not used by this class.
68 * @param name the name of the component
69 * @param c the the component to be added
70 */
71 public void addLayoutComponent(String name, Component c) { }
72
73 /**
74 * Removes the specified component from the layout. Not used by
75 * this class.
76 * @param c the component to remove
77 */
78 public void removeLayoutComponent(Component c) { }
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