Package com.formdev.flatlaf.ui

Class MigLayoutVisualPadding

java.lang.Object

com.formdev.flatlaf.ui.MigLayoutVisualPadding

public class MigLayoutVisualPadding
extends java.lang.Object

Support for MigLayout visual paddings. Visual paddings are used by MigLayout to ignore the usually invisible space around some components (e.g. buttons) that is used to paint a focus border.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	MigLayoutVisualPadding.FlatMigInsets	Marker class to identify our visual paddings and leave paddings set from outside untouched.
private static interface	MigLayoutVisualPadding.FlatMigListener	Marker interface needed for listener removal.

Field Summary

Fields

Modifier and Type	Field	Description
private static boolean	migLayoutAvailable
static java.lang.String	VISUAL_PADDING_PROPERTY	Key of visual padding client property.
private static MigLayoutVisualPadding.FlatMigInsets	ZERO

Constructor Summary

Constructors

Constructor	Description
MigLayoutVisualPadding()

Method Summary

Modifier and Type	Method	Description
static void	install(javax.swing.JComponent c)	Convenience method that checks whether component border is a FlatBorder.
static void	install(javax.swing.JComponent c, java.awt.Insets insets)	Sets the client property to the given insets.
static void	install(javax.swing.JComponent c, java.util.function.Function<javax.swing.JComponent,java.awt.Insets> getPaddingFunction, java.lang.String... propertyNames)	Invokes the given function to retrieve the actual visual paddings and sets the client property.
private static void	setVisualPadding(javax.swing.JComponent c, java.awt.Insets visualPadding)
static void	uninstall(javax.swing.JComponent c)	Removes listeners and restores client property.

Methods inherited from class java.lang.Object

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

Field Detail

VISUAL_PADDING_PROPERTY

public static java.lang.String VISUAL_PADDING_PROPERTY

Key of visual padding client property. Value must be either an integer array of size 4, or java.awt.Insets. Same as net.miginfocom.layout.PlatformDefaults.VISUAL_PADDING_PROPERTY, but we don't want to depend on miglayout library.

ZERO

private static final MigLayoutVisualPadding.FlatMigInsets ZERO

migLayoutAvailable

private static final boolean migLayoutAvailable

Constructor Detail

MigLayoutVisualPadding

public MigLayoutVisualPadding()

Method Detail

install

public static void install(javax.swing.JComponent c,
                           java.awt.Insets insets)

Sets the client property to the given insets.

install

public static void install(javax.swing.JComponent c)

Convenience method that checks whether component border is a FlatBorder.

install

public static void install(javax.swing.JComponent c,
                           java.util.function.Function<javax.swing.JComponent,java.awt.Insets> getPaddingFunction,
                           java.lang.String... propertyNames)

Invokes the given function to retrieve the actual visual paddings and sets the client property. Also adds property change listener to component and re-invokes the function if one of the given properties have changed.

setVisualPadding

private static void setVisualPadding(javax.swing.JComponent c,
                                     java.awt.Insets visualPadding)

uninstall

public static void uninstall(javax.swing.JComponent c)

Removes listeners and restores client property.