Package org.deltava.taglib.html

Class CommandButtonTag

java.lang.Object

javax.servlet.jsp.tagext.TagSupport

org.deltava.taglib.BrowserInfoTag

org.deltava.taglib.html.ElementTag

org.deltava.taglib.html.ButtonTag

org.deltava.taglib.html.CommandButtonTag

All Implemented Interfaces:

Serializable, IterationTag, JspTag, Tag

public class CommandButtonTag
extends ButtonTag

A JSP tag to render buttons that execute web site commands.

Since:

1.0

Version:

10.3

Author:

Luke

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.deltava.taglib.html.ElementTag

_classes, _data, _out

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

id, pageContext

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

Constructors

Constructor	Description
CommandButtonTag()

Method Summary

Modifier and Type	Method	Description
int	doEndTag()	Renders the tag.
void	release()	Releases state and readies the tag for another invocation.
void	setLink(DatabaseBean db)	Sets the database ID to link to.
void	setLinkID(String id)	Sets the ID parameter for the command invocation.
final void	setOnClick(String js)	Overrides the onClick property from the superclass.
void	setOp(String opName)	Sets the command operation for this button.
void	setPost(boolean doPost)	Sets the button to POST or GET to the form.
final void	setType(String btnType)	Overrides the type property from the superclass.
void	setUrl(String url)	Sets the command name for the button, without extension .

Methods inherited from class org.deltava.taglib.html.ButtonTag

doStartTag, setDisabled, setIdx, setKey, setLabel

Methods inherited from class org.deltava.taglib.html.ElementTag

getFormIndexCount, getName, getParentFormTag, setClassName, setID, setNumericAttr, setPageContext, setStyle

Methods inherited from class org.deltava.taglib.BrowserInfoTag

getBrowserContext

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

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

Methods inherited from class java.lang.Object

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

Constructor Details

CommandButtonTag

public CommandButtonTag()

Method Details

release

public void release()

Releases state and readies the tag for another invocation.

Specified by:

release in interface Tag

Overrides:

release in class ButtonTag

setLinkID

public void setLinkID(String id)

Sets the ID parameter for the command invocation.

Parameters:

id - the parameter

setLink

public void setLink(DatabaseBean db)

Sets the database ID to link to.

Parameters:

db - a DatabaseBean with the proper database ID

setUrl

public void setUrl(String url)

Sets the command name for the button, without extension .

Parameters:

url - the command name

setOp

public void setOp(String opName)

Sets the command operation for this button.

Parameters:

opName - the operation name

See Also:

• HTTPContext.getCmdParameter(int, Object)

setPost

public void setPost(boolean doPost)

Sets the button to POST or GET to the form.

Parameters:

doPost - TRUE if POSTing, FALSE if GETting

setType

public final void setType(String btnType)

Overrides the type property from the superclass. NOT IMPLEMENTED .

Overrides:

setType in class ButtonTag

Parameters:

btnType - the button type

Throws:

UnsupportedOperationException

setOnClick

public final void setOnClick(String js)

Overrides the onClick property from the superclass. NOT IMPLEMENTED .

Overrides:

setOnClick in class ButtonTag

Parameters:

js - the JavaScript code

Throws:

UnsupportedOperationException

doEndTag

public int doEndTag()
             throws JspException

Renders the tag. Sets the onClick property and calls the superclass renderer.

Specified by:

doEndTag in interface Tag

Overrides:

doEndTag in class ButtonTag

Returns:

TagSupport.EVAL_PAGE

Throws:

JspException - if an error occurs

IllegalStateException - if common.js has not been added to the request