echopoint.internal
Class AbstractContainer

java.lang.Object
  nextapp.echo.app.Component
      echopoint.internal.AbstractContainer

All Implemented Interfaces:

Serializable, RenderIdSupport

Direct Known Subclasses:

AbstractChart, AbstractHtmlComponent, AbstractImage, BorderLayout, DockMenu, FileUploadSelector, HttpPane, ProgressBar, PushButton, Strut, TagCloud

public class AbstractContainer
extends Component

An abstract super class for container components. Defines the standard style properties supported by container components.

The following style properites are supported by this component in addition to those supported by Component:

• alignment - The alignment style to apply to the container element.
• backgroundImage - A image to set as the background for the container element.
• border - The border style to apply to the container element.
• insets - The insets to apply for the content embedded in the container element.
• height - The height of the container element. Scrollbars are displayed is needed.
• width - The width of the container element. Scrollbars are displayed is needed.

Version:

$Id: AbstractContainer.java 120 2009-02-20 15:43:33Z sptrakesh $

Author:

Rakesh 2008-07-14

See Also:

Serialized Form

Field Summary

static String	ACTION_COMMAND_PROPERTY The property name for the action command to be updated from client.
static String	ACTION_LISTENERS_CHANGED_PROPERTY The constant used to track changes to the action listener list.
static String	INPUT_ACTION The name of the action event registered in the peer when action listeners are added or removed.
static String	PROPERTY_ALIGNMENT The alignment style for this component.
static String	PROPERTY_BACKGROUND_IMAGE The background image for this component.
static String	PROPERTY_BORDER The border style for this component.
static String	PROPERTY_HEIGHT The height style for this component.
static String	PROPERTY_INSETS The insets style for this component.
static String	PROPERTY_WIDTH The width style for this component.

Fields inherited from class nextapp.echo.app.Component

CHILD_VISIBLE_CHANGED_PROPERTY, CHILDREN_CHANGED_PROPERTY, ENABLED_CHANGED_PROPERTY, FOCUS_NEXT_ID_CHANGED_PROPERTY, FOCUS_PREVIOUS_ID_CHANGED_PROPERTY, LAYOUT_DIRECTION_CHANGED_PROPERTY, LOCALE_CHANGED_PROPERTY, PROPERTY_BACKGROUND, PROPERTY_FONT, PROPERTY_FOREGROUND, PROPERTY_LAYOUT_DATA, STYLE_CHANGED_PROPERTY, STYLE_NAME_CHANGED_PROPERTY, VISIBLE_CHANGED_PROPERTY

Constructor Summary

AbstractContainer()

Method Summary

protected void	addActionListener(ActionListener listener) Add the specified action listener to this component.
protected void	fireActionPerformed(ActionEvent event) Notifies all listeners that have registered for this event type.
Alignment	getAlignment() Return the alignment property for this component.
ImageReference	getBackgroundImage() Return the backgroundImage property for this component.
Border	getBorder() Return the border property for this component.
Extent	getHeight() Return the height property for this component.
Insets	getInsets() Return the insets property for this component.
Extent	getWidth() Return the width property for this component.
protected boolean	hasActionListeners() Determines if the button has any ActionListeners registered.
protected void	removeActionListener(ActionListener listener) Remove the specified action listener from the component.
void	setAlignment(Alignment alignment) Set the alignment style for this component.
void	setBackgroundImage(ImageReference backgroundImage) Set the backgroundImage style for this component.
void	setBorder(Border border) Set the border style for this component.
void	setHeight(Extent height) Set the height style for this component.
void	setInsets(Insets insets) Set the insets style for this component.
void	setWidth(Extent width) Set the width style for this component.

Methods inherited from class nextapp.echo.app.Component

add, add, addPropertyChangeListener, addPropertyChangeListener, dispose, firePropertyChange, get, getApplicationInstance, getBackground, getComponent, getComponent, getComponentCount, getComponents, getEventListenerList, getFocusNextId, getFocusPreviousId, getFont, getForeground, getId, getIndex, getLayoutData, getLayoutDirection, getLocale, getLocalStyle, getParent, getRenderId, getRenderIndexedProperty, getRenderIndexedProperty, getRenderLocale, getRenderProperty, getRenderProperty, getStyle, getStyleName, getVisibleComponent, getVisibleComponentCount, getVisibleComponents, hasEventListenerList, indexOf, init, isAncestorOf, isEnabled, isFocusTraversalParticipant, isRegistered, isRenderEnabled, isRenderVisible, isValidChild, isValidParent, isVisible, processInput, remove, remove, removeAll, removePropertyChangeListener, removePropertyChangeListener, set, setBackground, setComponents, setEnabled, setFocusNextId, setFocusPreviousId, setFocusTraversalParticipant, setFont, setForeground, setId, setIndex, setLayoutData, setLayoutDirection, setLocale, setRenderId, setStyle, setStyleName, setVisible, validate, verifyInput, visibleIndexOf

Methods inherited from class java.lang.Object

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

Field Detail

ACTION_COMMAND_PROPERTY

public static final String ACTION_COMMAND_PROPERTY

The property name for the action command to be updated from client.

See Also:

Constant Field Values

ACTION_LISTENERS_CHANGED_PROPERTY

public static final String ACTION_LISTENERS_CHANGED_PROPERTY

The constant used to track changes to the action listener list.

See Also:

Constant Field Values

INPUT_ACTION

public static final String INPUT_ACTION

The name of the action event registered in the peer when action listeners are added or removed.

See Also:

Constant Field Values

PROPERTY_ALIGNMENT

public static final String PROPERTY_ALIGNMENT

The alignment style for this component.

See Also:

Constant Field Values

PROPERTY_BACKGROUND_IMAGE

public static final String PROPERTY_BACKGROUND_IMAGE

The background image for this component.

See Also:

Constant Field Values

PROPERTY_BORDER

public static final String PROPERTY_BORDER

The border style for this component.

See Also:

Constant Field Values

PROPERTY_INSETS

public static final String PROPERTY_INSETS

The insets style for this component.

See Also:

Constant Field Values

PROPERTY_HEIGHT

public static final String PROPERTY_HEIGHT

The height style for this component.

See Also:

Constant Field Values

PROPERTY_WIDTH

public static final String PROPERTY_WIDTH

The width style for this component.

See Also:

Constant Field Values

Constructor Detail

AbstractContainer

public AbstractContainer()

Method Detail

getAlignment

public Alignment getAlignment()

Return the alignment property for this component.

Returns:

The alignment specified for this component.

setAlignment

public void setAlignment(Alignment alignment)

Set the alignment style for this component.

Parameters:

alignment - The alignment style to apply.

getBackgroundImage

public ImageReference getBackgroundImage()

Return the backgroundImage property for this component.

Returns:

The backgroundImage specified for this component.

setBackgroundImage

public void setBackgroundImage(ImageReference backgroundImage)

Set the backgroundImage style for this component.

Parameters:

backgroundImage - The backgroundImage style to apply.

getBorder

public Border getBorder()

Return the border property for this component.

Returns:

The border specified for this component.

setBorder

public void setBorder(Border border)

Set the border style for this component.

Parameters:

border - The border style to apply.

getInsets

public Insets getInsets()

Return the insets property for this component.

Returns:

The insets specified for this component.

setInsets

public void setInsets(Insets insets)

Set the insets style for this component.

Parameters:

insets - The insets style to apply.

getHeight

public Extent getHeight()

Return the height property for this component.

Returns:

The height specified for this component.

setHeight

public void setHeight(Extent height)

Set the height style for this component.

Parameters:

height - The height style to apply.

getWidth

public Extent getWidth()

Return the width property for this component.

Returns:

The width specified for this component.

setWidth

public void setWidth(Extent width)

Set the width style for this component.

Parameters:

width - The width style to apply.

fireActionPerformed

protected void fireActionPerformed(ActionEvent event)

Notifies all listeners that have registered for this event type.

Parameters:

event - The ActionEvent to send

addActionListener

protected void addActionListener(ActionListener listener)

Add the specified action listener to this component.

Parameters:

listener - The action listener to add.

See Also:

Component.firePropertyChange(String, Object, Object)

removeActionListener

protected void removeActionListener(ActionListener listener)

Remove the specified action listener from the component.

Parameters:

listener - The listener that is to be removed.

See Also:

Component.firePropertyChange(String, Object, Object)

hasActionListeners

protected boolean hasActionListeners()

Determines if the button has any ActionListeners registered.

Returns:

true if any action listeners are registered