org.springframework.web.servlet.tags.form
Class ButtonTag

java.lang.Object
  TagSupport
      org.springframework.web.servlet.tags.RequestContextAwareTag
          org.springframework.web.servlet.tags.HtmlEscapingAwareTag
              org.springframework.web.servlet.tags.form.AbstractFormTag
                  org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag
                      org.springframework.web.servlet.tags.form.AbstractHtmlElementTag
                          org.springframework.web.servlet.tags.form.ButtonTag

All Implemented Interfaces:

EditorAwareTag

public class ButtonTag
extends AbstractHtmlElementTag

An HTML button tag. This tag is provided for completeness if the application relies on a RequestDataValueProcessor.

Since:

3.1

Author:

Rossen Stoyanchev

Field Summary

private java.lang.String	disabled
static java.lang.String	DISABLED_ATTRIBUTE The name of the 'disabled' attribute.
private java.lang.String	name
private TagWriter	tagWriter
private java.lang.String	value

Fields inherited from class org.springframework.web.servlet.tags.form.AbstractHtmlElementTag

CLASS_ATTRIBUTE, DIR_ATTRIBUTE, LANG_ATTRIBUTE, ONCLICK_ATTRIBUTE, ONDBLCLICK_ATTRIBUTE, ONKEYDOWN_ATTRIBUTE, ONKEYPRESS_ATTRIBUTE, ONKEYUP_ATTRIBUTE, ONMOUSEDOWN_ATTRIBUTE, ONMOUSEMOVE_ATTRIBUTE, ONMOUSEOUT_ATTRIBUTE, ONMOUSEOVER_ATTRIBUTE, ONMOUSEUP_ATTRIBUTE, STYLE_ATTRIBUTE, TABINDEX_ATTRIBUTE, TITLE_ATTRIBUTE

Fields inherited from class org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag

COMMAND_NAME_VARIABLE_NAME, NESTED_PATH_VARIABLE_NAME

Fields inherited from class org.springframework.web.servlet.tags.RequestContextAwareTag

logger, REQUEST_CONTEXT_PAGE_ATTRIBUTE

Constructor Summary

ButtonTag()

Method Summary

int	doEndTag() Closes the 'button' block tag.
protected java.lang.String	getDefaultValue() Return the default value.
java.lang.String	getDisabled() Get the value of the 'disabled' attribute.
java.lang.String	getName() Set the value of the 'name' attribute.
protected java.lang.String	getType() Get the value of the 'type' attribute.
java.lang.String	getValue() Get the value of the 'value' attribute.
protected boolean	isDisabled() Is the current HTML tag disabled?
void	setDisabled(java.lang.String disabled) Set the value of the 'disabled' attribute.
void	setName(java.lang.String name) Get the value of the 'name' attribute.
void	setValue(java.lang.String value) Set the value of the 'value' attribute.
protected int	writeTagContent(TagWriter tagWriter) Subclasses should implement this method to perform tag content rendering.
protected void	writeValue(TagWriter tagWriter) Writes the 'value' attribute to the supplied TagWriter.

Methods inherited from class org.springframework.web.servlet.tags.form.AbstractHtmlElementTag

getCssClass, getCssErrorClass, getCssStyle, getDir, getDynamicAttributes, getLang, getOnclick, getOndblclick, getOnkeydown, getOnkeypress, getOnkeyup, getOnmousedown, getOnmousemove, getOnmouseout, getOnmouseover, getOnmouseup, getTabindex, getTitle, isValidDynamicAttribute, resolveCssClass, setCssClass, setCssErrorClass, setCssStyle, setDir, setDynamicAttribute, setLang, setOnclick, setOndblclick, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setTabindex, setTitle, writeDefaultAttributes, writeOptionalAttributes

Methods inherited from class org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag

autogenerateId, convertToDisplayString, doFinally, getBindStatus, getBoundValue, getEditor, getId, getNestedPath, getPath, getPropertyEditor, getPropertyPath, processFieldValue, resolveId, setId, setPath

Methods inherited from class org.springframework.web.servlet.tags.form.AbstractFormTag

createTagWriter, doStartTagInternal, evaluate, evaluateBoolean, getDisplayString, getDisplayString, isDefaultHtmlEscape, writeOptionalAttribute

Methods inherited from class org.springframework.web.servlet.tags.HtmlEscapingAwareTag

isHtmlEscape, setHtmlEscape

Methods inherited from class org.springframework.web.servlet.tags.RequestContextAwareTag

doCatch, doStartTag, getRequestContext

Methods inherited from class java.lang.Object

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

Field Detail

DISABLED_ATTRIBUTE

public static final java.lang.String DISABLED_ATTRIBUTE

The name of the 'disabled' attribute.

See Also:

Constant Field Values

tagWriter

private TagWriter tagWriter

name

private java.lang.String name

value

private java.lang.String value

disabled

private java.lang.String disabled

Constructor Detail

ButtonTag

public ButtonTag()

Method Detail

getName

public java.lang.String getName()

Set the value of the 'name' attribute.

Overrides:

getName in class AbstractDataBoundFormElementTag

Returns:

the value for the HTML 'name' attribute

setName

public void setName(java.lang.String name)

Get the value of the 'name' attribute.

getValue

public java.lang.String getValue()

Get the value of the 'value' attribute.

setValue

public void setValue(java.lang.String value)

Set the value of the 'value' attribute.

getDisabled

public java.lang.String getDisabled()

Get the value of the 'disabled' attribute.

setDisabled

public void setDisabled(java.lang.String disabled)

Set the value of the 'disabled' attribute. May be a runtime expression.

writeTagContent

protected int writeTagContent(TagWriter tagWriter)
                       throws JspException

Description copied from class: AbstractFormTag

Subclasses should implement this method to perform tag content rendering.

Specified by:

writeTagContent in class AbstractFormTag

Returns:

valid tag render instruction as per javax.servlet.jsp.tagext.Tag#doStartTag().

Throws:

JspException

isDisabled

protected boolean isDisabled()
                      throws JspException

Is the current HTML tag disabled?

Throws:

JspException

writeValue

protected void writeValue(TagWriter tagWriter)
                   throws JspException

Writes the 'value' attribute to the supplied TagWriter. Subclasses may choose to override this implementation to control exactly when the value is written.

Throws:

JspException

getDefaultValue

protected java.lang.String getDefaultValue()

Return the default value.

Returns:

The default value if none supplied.

getType

protected java.lang.String getType()

Get the value of the 'type' attribute. Subclasses can override this to change the type of 'input' element rendered. Default value is 'submit'.

doEndTag

public int doEndTag()
             throws JspException

Closes the 'button' block tag.

Throws:

JspException