pt.moredata.taglibs.widgets
Class ToolBarTag

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      pt.moredata.taglibs.widgets.ToolBarTag

All Implemented Interfaces:

javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.JspTag, java.io.Serializable, SimpleToolBar, javax.servlet.jsp.tagext.Tag, javax.servlet.jsp.tagext.TryCatchFinally

Direct Known Subclasses:

ToolBarTag

public class ToolBarTag

extends javax.servlet.jsp.tagext.TagSupport

implements SimpleToolBar, javax.servlet.jsp.tagext.TryCatchFinally

ToolBarTag.java Implementacao de uma tag para mostrar uma barra de navegacao. Company MoreData

Version:

$Revision: 1.20 $

Author:

aricardo, pcarmo

See Also:

Serialized Form

Field Summary

protected java.util.ArrayList	_buttonList Lista de butoes da tooolbar.
protected java.lang.StringBuffer	results Buffer onde e despejado o codigo em HTML.

Fields inherited from class javax.servlet.jsp.tagext.TagSupport

id, pageContext

Fields inherited from interface pt.moredata.widgets.SimpleToolBar

CANCEL_BUTTON, DELETE_BUTTON, EXECUTEQUERY_BUTTON, EXIT_BUTTON, EXPORT_BUTTON, FIRST_BUTTON, LAST_BUTTON, NEW_BUTTON, NEXT_BUTTON, PREVIOUS_BUTTON, PRINT_BUTTON, QUERY_BUTTON, SAVE_ALL_BUTTON, SAVE_BUTTON

Fields inherited from interface javax.servlet.jsp.tagext.IterationTag

EVAL_BODY_AGAIN

Fields inherited from interface javax.servlet.jsp.tagext.Tag

EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

Constructor Summary

ToolBarTag()

Method Summary

void	addButton(JspButton button) Adiciona um botao a toolbar.
void	doCatch(java.lang.Throwable t) Invoked if a Throwable occurs while evaluating the BODY inside a tag or in any of the following methods: Tag.doStartTag(), Tag.doEndTag(), IterationTag.doAfterBody() and BodyTag.doInitBody().
int	doEndTag()
void	doFinally() Invoked in all cases after doEndTag() for any class implementing Tag, IterationTag or BodyTag.
int	doStartTag()
SimpleToolBarButton	getButton(int button) Devolve um determinado botao da toolbar.
JspButton	getButton(java.lang.String buttonValue) Devolve um determinado botao da toolbar.
int	getButtonIndex(java.lang.String buttonValue) Returns the index of a button.
int	getButtonsCount() Devolve o numero de botoes da ToolBar.
boolean	isEnabled() Verifica se a toolbar esta activa ou nao.
protected void	printButton(JspButton button) Imprime o codigo correspondente a um botao.
protected void	printToolBar() Imprime o codigo da toolBar em HTML.
void	setBgcolor(java.lang.String bgcolor) Setter for property bgcolor.
void	setButton(int index, JspButton button) Altera um botao da toolbar.
void	setHeight(java.lang.String height) Setter for property height.
void	setWidth(java.lang.String width) Setter for property width.

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

doAfterBody, findAncestorWithClass, getId, getParent, getValue, getValues, release, removeValue, setId, setPageContext, setParent, setValue

Methods inherited from class java.lang.Object

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

Field Detail

_buttonList

protected java.util.ArrayList _buttonList

Lista de butoes da tooolbar.

results

protected java.lang.StringBuffer results

Buffer onde e despejado o codigo em HTML.

Constructor Detail

ToolBarTag

public ToolBarTag()

Method Detail

printButton

protected void printButton(JspButton button)

Imprime o codigo correspondente a um botao.

printToolBar

protected void printToolBar()

Imprime o codigo da toolBar em HTML.

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspTagException

Specified by:

doStartTag in interface javax.servlet.jsp.tagext.Tag

Throws:

javax.servlet.jsp.JspTagException

doEndTag

public int doEndTag()
             throws javax.servlet.jsp.JspTagException

Specified by:

doEndTag in interface javax.servlet.jsp.tagext.Tag

Throws:

javax.servlet.jsp.JspTagException

doCatch

public void doCatch(java.lang.Throwable t)
             throws java.lang.Throwable

Invoked if a Throwable occurs while evaluating the BODY inside a tag or in any of the following methods: Tag.doStartTag(), Tag.doEndTag(), IterationTag.doAfterBody() and BodyTag.doInitBody(). This method is not invoked if the Throwable occurs during one of the setter methods. This method may throw an exception (the same or a new one) that will be propagated further up the nest chain. If an exception is thrown, doFinally() will be invoked. This method is intended to be used to respond to an exceptional condition.

Specified by:

doCatch in interface javax.servlet.jsp.tagext.TryCatchFinally

Parameters:

t - - The throwable exception navigating through this tag.

Throws:

java.lang.Throwable - - if the exception is to be rethrown further up the nest chain.

doFinally

public void doFinally()

Invoked in all cases after doEndTag() for any class implementing Tag, IterationTag or BodyTag. This method is invoked even if an exception has occurred in the BODY of the tag, or in any of the following methods: Tag.doStartTag(), Tag.doEndTag(), IterationTag.doAfterBody() and BodyTag.doInitBody(). This method is not invoked if the Throwable occurs during one of the setter methods. This method should not throw an Exception. This method is intended to maintain per-invocation data integrity and resource management actions.

Specified by:

doFinally in interface javax.servlet.jsp.tagext.TryCatchFinally

addButton

public void addButton(JspButton button)

Adiciona um botao a toolbar.

setButton

public void setButton(int index,
                      JspButton button)

Altera um botao da toolbar.

setBgcolor

public void setBgcolor(java.lang.String bgcolor)

Setter for property bgcolor.

Parameters:

bgcolor - New value of property bgcolor.

setHeight

public void setHeight(java.lang.String height)

Setter for property height.

Parameters:

height - New value of property height.

setWidth

public void setWidth(java.lang.String width)

Setter for property width.

Parameters:

width - New value of property width.

getButtonIndex

public int getButtonIndex(java.lang.String buttonValue)

Returns the index of a button.

Parameters:

buttonValue - The value of the button.

Returns:

The index of the button of the toolbar with the given value or -1 if the button does not exists.

getButton

public SimpleToolBarButton getButton(int button)
                              throws java.lang.IndexOutOfBoundsException

Devolve um determinado botao da toolbar.

Specified by:

getButton in interface SimpleToolBar

Parameters:

button - Indice do botao a devolver.

Returns:

Um determinado botao da toolbar.

Throws:

java.lang.IndexOutOfBoundsException - se o indice não existir.

getButton

public JspButton getButton(java.lang.String buttonValue)

Devolve um determinado botao da toolbar.

Parameters:

buttonValue - Valor que e retornado pelo botao no submit.

Returns:

Um determinado botao da toolbar ou null caso nao exista nenhum botao com o nome referido.

getButtonsCount

public int getButtonsCount()

Devolve o numero de botoes da ToolBar.

Specified by:

getButtonsCount in interface SimpleToolBar

Returns:

O numero de botoes da ToolBar.

isEnabled

public boolean isEnabled()

Verifica se a toolbar esta activa ou nao.

Specified by:

isEnabled in interface SimpleToolBar