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java.lang.Objectorg.apache.struts2.components.Component
org.apache.struts2.components.UIBean
org.apache.struts2.components.ClosingUIBean
org.apache.struts2.dojo.components.AbstractRemoteBean
org.apache.struts2.dojo.components.AbstractValidateBean
org.apache.struts2.dojo.components.Anchor
public class Anchor
A tag that creates an HTML <a/> element, that when clicked makes an asynchronous request(XMLHttpRequest). The url attribute must be build using the <s:url/> tag.
Examples
<div id="div1">Div 1</div> <s:url id="ajaxTest" value="/AjaxTest.action"/> <sx:a id="link1" href="%{ajaxTest}" target="div1"> Update Content </sx:a> <s:form id="form" action="AjaxTest"> <input type="textbox" name="data"> <sx:a>Submit form</sx:a> </s:form> <s:form id="form" action="AjaxTest"> <input type="textbox" name="data"> </s:form> <sx:a formId="form">Submit form</sx:a> <script type="text/javascript"> dojo.event.topic.subscribe("/before", function(event, widget){ alert('inside a topic event. before request'); //event: set event.cancel = true, to cancel request //widget: widget that published the topic }); </script> <sx:a beforeNotifyTopics="/before">Publish topics</sx:a> <script type="text/javascript"> dojo.event.topic.subscribe("/after", function(data, request, widget){ alert('inside a topic event. after request'); //data : text returned from request(the html) //request: XMLHttpRequest object //widget: widget that published the topic }); </script> <sx:a afterNotifyTopics="/after" highlightColor="red" href="%{#ajaxTest}">Publish topics</sx:a> <script type="text/javascript"> dojo.event.topic.subscribe("/error", function(error, request, widget){ alert('inside a topic event. on error'); //error : error object (error.message has the error message) //request: XMLHttpRequest object //widget: widget that published the topic }); </script> <img id="ind1" src="${pageContext.request.contextPath}/images/indicator.gif" style="display:none"/> <sx:a errorNotifyTopics="/error" indicator="ind1" href="%{#ajaxTest}">Publish topics</sx:a>
Field Summary | |
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static java.lang.String |
COMPONENT_NAME
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static java.lang.String |
OPEN_TEMPLATE
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protected java.lang.String |
targets
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static java.lang.String |
TEMPLATE
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Fields inherited from class org.apache.struts2.dojo.components.AbstractValidateBean |
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ajaxAfterValidation, validate |
Fields inherited from class org.apache.struts2.dojo.components.AbstractRemoteBean |
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afterNotifyTopics, beforeNotifyTopics, errorNotifyTopics, errorText, executeScripts, formFilter, formId, handler, highlightColor, highlightDuration, href, indicator, listenTopics, loadingText, notifyTopics, parseContent, separateScripts, showErrorTransportText, showLoadingText, transport |
Fields inherited from class org.apache.struts2.components.UIBean |
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accesskey, cssClass, cssErrorClass, cssErrorStyle, cssStyle, defaultTemplateDir, defaultUITheme, disabled, dynamicAttributes, id, javascriptTooltip, key, label, labelPosition, labelSeparator, name, onblur, onchange, onclick, ondblclick, onfocus, onkeydown, onkeypress, onkeyup, onmousedown, onmousemove, onmouseout, onmouseover, onmouseup, onselect, request, required, requiredposition, response, tabindex, template, templateDir, templateEngineManager, templateSuffix, theme, title, tooltip, tooltipConfig, tooltipCssClass, tooltipDelay, tooltipIconPath, value |
Fields inherited from class org.apache.struts2.components.Component |
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actionMapper, COMPONENT_STACK, parameters, stack, throwExceptionOnELFailure |
Constructor Summary | |
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Anchor(com.opensymphony.xwork2.util.ValueStack stack,
javax.servlet.http.HttpServletRequest request,
javax.servlet.http.HttpServletResponse response)
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Method Summary | |
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void |
evaluateExtraParams()
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java.lang.String |
getDefaultOpenTemplate()
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protected java.lang.String |
getDefaultTemplate()
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void |
setTargets(java.lang.String targets)
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void |
setTheme(java.lang.String theme)
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Methods inherited from class org.apache.struts2.dojo.components.AbstractValidateBean |
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setAjaxAfterValidation, setValidate |
Methods inherited from class org.apache.struts2.dojo.components.AbstractRemoteBean |
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getTheme, setAfterNotifyTopics, setBeforeNotifyTopics, setCssClass, setCssStyle, setErrorNotifyTopics, setErrorText, setExecuteScripts, setFormFilter, setFormId, setHandler, setHighlightColor, setHighlightDuration, setHref, setId, setIndicator, setListenTopics, setLoadingText, setName, setNotifyTopics, setParseContent, setSeparateScripts, setShowErrorTransportText, setShowLoadingText, setTransport |
Methods inherited from class org.apache.struts2.components.ClosingUIBean |
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setOpenTemplate, start |
Methods inherited from class org.apache.struts2.components.UIBean |
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addFormParameter, buildTemplateName, enableAncestorFormCustomOnsubmit, end, ensureAttributeSafelyNotEscaped, escape, evaluateNameValue, evaluateParams, getId, getTemplate, getTemplateDir, getTooltipConfig, getValueClassType, mergeTemplate, populateComponentHtmlId, setAccesskey, setCssErrorClass, setCssErrorStyle, setDefaultTemplateDir, setDefaultUITheme, setDisabled, setDynamicAttributes, setJavascriptTooltip, setKey, setLabel, setLabelposition, setLabelSeparator, setOnblur, setOnchange, setOnclick, setOndblclick, setOnfocus, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setOnselect, setRequired, setRequiredposition, setTabindex, setTemplate, setTemplateDir, setTemplateEngineManager, setTitle, setTooltip, setTooltipConfig, setTooltipCssClass, setTooltipDelay, setTooltipIconPath, setValue |
Methods inherited from class org.apache.struts2.components.Component |
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addAllParameters, addParameter, altSyntax, altSyntax, completeExpressionIfAltSyntax, copyParams, determineActionURL, determineNamespace, end, fieldError, findAncestor, findString, findString, findStringIfAltSyntax, findValue, findValue, findValue, getComponentStack, getParameters, getStack, popComponentStack, setActionMapper, setThrowExceptionsOnELFailure, stripExpressionIfAltSyntax, stripExpressionIfAltSyntax, toString, usesBody |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final java.lang.String OPEN_TEMPLATE
public static final java.lang.String TEMPLATE
public static final java.lang.String COMPONENT_NAME
protected java.lang.String targets
Constructor Detail |
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public Anchor(com.opensymphony.xwork2.util.ValueStack stack, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
Method Detail |
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public java.lang.String getDefaultOpenTemplate()
getDefaultOpenTemplate
in class org.apache.struts2.components.ClosingUIBean
protected java.lang.String getDefaultTemplate()
getDefaultTemplate
in class org.apache.struts2.components.UIBean
public void evaluateExtraParams()
evaluateExtraParams
in class AbstractValidateBean
public void setTheme(java.lang.String theme)
setTheme
in class AbstractRemoteBean
public void setTargets(java.lang.String targets)
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