com.jgoodies.forms.extras
Class FormLayoutUtils

java.lang.Object
  com.jgoodies.forms.extras.FormLayoutUtils

public final class FormLayoutUtils
extends Object

Consists only of static methods that provide convenience behavio for working with the FormLayout.

Note: This class is not part of the binary Form library It comes with the Forms distributions as an extra The API is work in progress and may change without notice this class may even be completely removed from future distributions.

Version:

$Revision: 1.12 $

Author:

Karsten Lentzsch

Nested Class Summary

static class

FormLayoutUtils.ConstraintIterator Iterates over a FormLayout container's CellConstraints.

Method Summary

static boolean	columnContainsComponent(Container container, int columnIndex) Checks and answers whether the given FormLayout containe contains a component in the specified column.
static boolean	isGroupedColumn(FormLayout layout, int columnIndex) Checks and answers whether the specified column is groupe in the given FormLayout.
static boolean	isGroupedRow(FormLayout layout, int rowIndex) Checks and answers whether the specified row is groupe in the given FormLayout.
static boolean	rowContainsComponent(Container container, int rowIndex) Checks and answers whether the given FormLayout containe contains a component in the specified row.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

columnContainsComponent

public static boolean columnContainsComponent(Container container,
                                              int columnIndex)

Checks and answers whether the given FormLayout containe contains a component in the specified column.

CellConstraints object from the layout an compare its horizontal grid origin with the specified column index.

Parameters:

container - the layout container

columnIndex - the index of the column to test

Returns:

true if the column contains a component, false otherwise

Throws:

IllegalArgumentException - if the container's layout i not a FormLayout

rowContainsComponent

public static boolean rowContainsComponent(Container container,
                                           int rowIndex)

Checks and answers whether the given FormLayout containe contains a component in the specified row.

CellConstraints object from the layout an compare its vertical grid origin with the specified row index.

Parameters:

container - the layout container

rowIndex - the index of the row to test

Returns:

true if the row contains a component, false otherwise

Throws:

IllegalArgumentException - if the container's layout i not a FormLayout

isGroupedColumn

public static boolean isGroupedColumn(FormLayout layout,
                                      int columnIndex)

Checks and answers whether the specified column is groupe in the given FormLayout. A column col is grouped if and only if there's a column group groupcol's index.

Parameters:

layout - the layout to be inspected

columnIndex - the index of the column to be checked

Returns:

true if the column is grouped, false if not

isGroupedRow

public static boolean isGroupedRow(FormLayout layout,
                                   int rowIndex)

Checks and answers whether the specified row is groupe in the given FormLayout. A row row is grouped if and only if there's a row group grouprow's index.

Parameters:

layout - the layout to be inspected

rowIndex - the index of the row to be checked

Returns:

true if the column is grouped, false if not