How to use

FormLayout$ComponentSizeCache

in

com.jgoodies.forms.layout

/**
 * Constructs a FormLayout using the given column and row specifications.
 *
 * @param colSpecs    an array of column specifications.
 * @param rowSpecs    an array of row specifications.
 * @throws NullPointerException if colSpecs or rowSpecs is {@code null}
 */
public FormLayout(ColumnSpec[] colSpecs, RowSpec[] rowSpecs) {
  if (colSpecs == null)
    throw new NullPointerException("The column specifications must not be null.");
  if (rowSpecs == null)
    throw new NullPointerException("The row specifications must not be null.");
  this.colSpecs  = new ArrayList(Arrays.asList(colSpecs));
  this.rowSpecs  = new ArrayList(Arrays.asList(rowSpecs));
  colGroupIndices = new int[][]{};
  rowGroupIndices = new int[][]{};
  int initialCapacity = colSpecs.length * rowSpecs.length / 4;
  constraintMap       = new HashMap(initialCapacity);
  componentSizeCache  = new ComponentSizeCache(initialCapacity);
  minimumWidthMeasure    = new MinimumWidthMeasure(componentSizeCache);
  minimumHeightMeasure   = new MinimumHeightMeasure(componentSizeCache);
  preferredWidthMeasure  = new PreferredWidthMeasure(componentSizeCache);
  preferredHeightMeasure = new PreferredHeightMeasure(componentSizeCache);
}

/**
 * Removes the constraints for the specified component in this layout.
 * 
 * @param component
 *            the component to be modified
 */
private void removeConstraints(Component component) {
  constraintMap.remove(component);
  componentSizeCache.removeEntry(component);
}

/**
 * Invalidates the component size caches.
 */
private void invalidateCaches() {
  componentSizeCache.invalidate();
}

/**
 * Invalidates the component size caches.
 */
private void invalidateCaches() {
  componentSizeCache.invalidate();
}

  public int sizeOf(Component c) {
    return cache.getPreferredSize(c).height;
  }
}

/**
 * Invalidates the component size caches.
 */
private void invalidateCaches() {
  componentSizeCache.invalidate();
}

/**
 * Removes the constraints for the specified component in this layout.
 *
 * @param component  the component to be modified
 */
private void removeConstraints(Component component) {
  constraintMap.remove(component);
  componentSizeCache.removeEntry(component);
}

  public int sizeOf(Component c) {
    return cache.getPreferredSize(c).width;
  }
}

  public int sizeOf(Component c) {
    return cache.getMinimumSize(c).width;
  }
}

  public int sizeOf(Component c) {
    return cache.getMinimumSize(c).height;
  }
}

  public int sizeOf(Component c) {
    return cache.getMinimumSize(c).width;
  }
}

/**
 * Removes the constraints for the specified component in this layout.
 *
 * @param component  the component to be modified
 */
private void removeConstraints(Component component) {
  constraintMap.remove(component);
  componentSizeCache.removeEntry(component);
}

  public int sizeOf(Component c) {
    return cache.getMinimumSize(c).height;
  }
}

  @Override
  public int sizeOf(Component c) {
    return cache.getMinimumSize(c).width;
  }
}

  public int sizeOf(Component c) {
    return cache.getPreferredSize(c).height;
  }
}

  public int sizeOf(Component c) {
    return cache.getPreferredSize(c).width;
  }
}

  @Override
  public int sizeOf(Component c) {
    return cache.getPreferredSize(c).height;
  }
}

/**
 * Constructs a FormLayout using the given column and row specifications.
 *
 * @param colSpecs    an array of column specifications.
 * @param rowSpecs    an array of row specifications.
 * @throws NullPointerException if {@code colSpecs} or {@code rowSpecs}
 *     is {@code null}
 */
public FormLayout(ColumnSpec[] colSpecs, RowSpec[] rowSpecs) {
  checkNotNull(colSpecs, "The column specifications must not be null.");
  checkNotNull(rowSpecs, "The row specifications must not be null.");
  this.colSpecs  = new ArrayList<ColumnSpec>(Arrays.asList(colSpecs));
  this.rowSpecs  = new ArrayList<RowSpec>(Arrays.asList(rowSpecs));
  colGroupIndices = new int[][]{};
  rowGroupIndices = new int[][]{};
  int initialCapacity = colSpecs.length * rowSpecs.length / 4;
  constraintMap       = new HashMap<Component, CellConstraints>(initialCapacity);
  componentSizeCache  = new ComponentSizeCache(initialCapacity);
  minimumWidthMeasure    = new MinimumWidthMeasure(componentSizeCache);
  minimumHeightMeasure   = new MinimumHeightMeasure(componentSizeCache);
  preferredWidthMeasure  = new PreferredWidthMeasure(componentSizeCache);
  preferredHeightMeasure = new PreferredHeightMeasure(componentSizeCache);
}

  @Override
  public int sizeOf(Component c) {
    return cache.getMinimumSize(c).height;
  }
}

/**
 * Constructs an instance of <code>FormLayout</code> using the given
 * column and row specifications.
 * 
 * @param colSpecs
 *            an array of column specifications.
 * @param rowSpecs
 *            an array of row specifications.
 * @throws NullPointerException
 *             if colSpecs or rowSpecs is null
 */
public FormLayout(ColumnSpec[] colSpecs, RowSpec[] rowSpecs) {
  if (colSpecs == null)
    throw new NullPointerException("The column specifications must not be null.");
  if (rowSpecs == null)
    throw new NullPointerException("The row specifications must not be null.");
  this.colSpecs = new ArrayList(Arrays.asList(colSpecs));
  this.rowSpecs = new ArrayList(Arrays.asList(rowSpecs));
  colGroupIndices = new int[][] {};
  rowGroupIndices = new int[][] {};
  int initialCapacity = colSpecs.length * rowSpecs.length / 4;
  constraintMap = new HashMap(initialCapacity);
  componentSizeCache = new ComponentSizeCache(initialCapacity);
  minimumWidthMeasure = new MinimumWidthMeasure(componentSizeCache);
  minimumHeightMeasure = new MinimumHeightMeasure(componentSizeCache);
  preferredWidthMeasure = new PreferredWidthMeasure(componentSizeCache);
  preferredHeightMeasure = new PreferredHeightMeasure(componentSizeCache);
}