org.gwt.advanced.client.ui.widget.border

Class AbstractBorder

java.lang.Object

com.google.gwt.user.client.ui.UIObject

com.google.gwt.user.client.ui.Widget

com.google.gwt.user.client.ui.Panel

com.google.gwt.user.client.ui.SimplePanel

org.gwt.advanced.client.ui.widget.border.AbstractBorder

All Implemented Interfaces:

com.google.gwt.event.logical.shared.HasAttachHandlers, com.google.gwt.event.shared.HasHandlers, com.google.gwt.user.client.EventListener, com.google.gwt.user.client.ui.AcceptsOneWidget, com.google.gwt.user.client.ui.HasOneWidget, com.google.gwt.user.client.ui.HasVisibility, com.google.gwt.user.client.ui.HasWidgets, com.google.gwt.user.client.ui.HasWidgets.ForIsWidget, com.google.gwt.user.client.ui.IsWidget, Iterable<com.google.gwt.user.client.ui.Widget>, Border

Direct Known Subclasses:

RoundCornerBorder, SingleBorder

public abstract class AbstractBorder
extends com.google.gwt.user.client.ui.SimplePanel
implements Border

This is an abstract implementation of the border interface that displays nothing but contains basic border methods.

Since:

1.4.6

Author:

Sergey Skladchikov

Nested Class Summary

Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject

com.google.gwt.user.client.ui.UIObject.DebugIdImpl, com.google.gwt.user.client.ui.UIObject.DebugIdImplEnabled

Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.HasWidgets

com.google.gwt.user.client.ui.HasWidgets.ForIsWidget

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<BorderLine,Boolean>	linesVisibility this map contains lines visibility settings

Fields inherited from class com.google.gwt.user.client.ui.UIObject

DEBUG_ID_PREFIX

Constructor Summary

Constructors

Constructor and Description
AbstractBorder(com.google.gwt.user.client.Element elem) Creates an instance of this class and sets the element of the panel.

Method Summary

Methods

Modifier and Type	Method and Description
protected int	encodeVisibility() Encodes border line visibility attributes so that get a bitmap mask where each bit is a visibility flag value.
boolean	isShadowVisibile() Checks whether the shadow is visible.
boolean	isVisible(BorderLine line) Checks whether a border line is visible and returns the status of check.
protected abstract void	render() Reenders the border.
void	setShadowVisibile(boolean shadowVisibile) Sets the shadow visibility attribute.
void	setVisible(boolean visible, BorderLine line) Sets border a line to be visible or invisible.

Methods inherited from class com.google.gwt.user.client.ui.SimplePanel

add, getContainerElement, getWidget, iterator, remove, setWidget, setWidget

Methods inherited from class com.google.gwt.user.client.ui.Panel

add, adopt, adopt, clear, disown, doAttachChildren, doDetachChildren, orphan, remove

Methods inherited from class com.google.gwt.user.client.ui.Widget

addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, createHandlerManager, delegateEvent, fireEvent, getHandlerCount, getLayoutData, getParent, isAttached, isOrWasAttached, onAttach, onBrowserEvent, onDetach, onLoad, onUnload, removeFromParent, setLayoutData, sinkEvents

Methods inherited from class com.google.gwt.user.client.ui.UIObject

addStyleDependentName, addStyleName, ensureDebugId, ensureDebugId, ensureDebugId, getAbsoluteLeft, getAbsoluteTop, getElement, getOffsetHeight, getOffsetWidth, getStyleElement, getStyleName, getStyleName, getStylePrimaryName, getStylePrimaryName, getTitle, isVisible, isVisible, onEnsureDebugId, removeStyleDependentName, removeStyleName, resolvePotentialElement, setElement, setElement, setHeight, setPixelSize, setSize, setStyleDependentName, setStyleName, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, sinkBitlessEvent, toString, unsinkEvents

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gwt.advanced.client.ui.widget.border.Border

getContentElement, getWidget, setWidget

Field Detail

linesVisibility

protected Map<BorderLine,Boolean> linesVisibility

this map contains lines visibility settings

Constructor Detail

AbstractBorder

public AbstractBorder(com.google.gwt.user.client.Element elem)

Creates an instance of this class and sets the element of the panel.

Parameters:

elem - is an element.

Method Detail

setVisible

public void setVisible(boolean visible,
              BorderLine line)

Sets border a line to be visible or invisible.

By default all the lines are visible.

Specified by:

setVisible in interface Border

Parameters:

visible - is a visibility flag.

line - is a border line to be set.

isVisible

public boolean isVisible(BorderLine line)

Checks whether a border line is visible and returns the status of check.

Specified by:

isVisible in interface Border

Parameters:

line - is a border line.

Returns:

true if the line is visible and false in other case.

isShadowVisibile

public boolean isShadowVisibile()

Checks whether the shadow is visible.

Specified by:

isShadowVisibile in interface Border

Returns:

a result of check.

setShadowVisibile

public void setShadowVisibile(boolean shadowVisibile)

Sets the shadow visibility attribute.

Some implementations may not display shadows!

Specified by:

setShadowVisibile in interface Border

Parameters:

shadowVisibile - is a flag value.

encodeVisibility

protected int encodeVisibility()

Encodes border line visibility attributes so that get a bitmap mask where each bit is a visibility flag value.

Returns:

an encoded mask.

render

protected abstract void render()

Reenders the border.

This method may be invoked as many times as required.