org.apache.struts2.components
Class TreeNode

java.lang.Object
  org.apache.struts2.components.Component
      org.apache.struts2.components.UIBean
          org.apache.struts2.components.ClosingUIBean
              org.apache.struts2.components.TreeNode

public class TreeNode
extends ClosingUIBean

Renders a tree node within a tree widget with AJAX support.

Either of the following combinations should be used depending on if the tree is to be constrcted dynamically or statically.

Dynamically

• id - id of this tree node
• title - label to be displayed for this tree node

Statically

• rootNode - the parent node of which this tree is derived from
• nodeIdProperty - property to obtained this current tree node's id
• nodeTitleProperty - property to obtained this current tree node's title
• childCollectionProperty - property that returnds this current tree node's children

Examples

 

 <-- statically -->
 <s:tree id="..." label="...">
    <s:treenode id="..." label="..." />
    <s:treenode id="..." label="...">
        <s:treenode id="..." label="..." />
        <s:treenode id="..." label="..." />
    &;lt;/s:treenode>
    <s:treenode id="..." label="..." />
 </s:tree>

 <-- dynamically -->
 <s:tree
          id="..."
          rootNode="..."
          nodeIdProperty="..."
          nodeTitleProperty="..."
          childCollectionProperty="..." />

 
 

Field Summary

private static String	OPEN_TEMPLATE
private static String	TEMPLATE

Fields inherited from class org.apache.struts2.components.ClosingUIBean

openTemplate

Fields inherited from class org.apache.struts2.components.UIBean

accesskey, cssClass, cssStyle, defaultTemplateDir, defaultUITheme, disabled, key, label, labelPosition, 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, value

Fields inherited from class org.apache.struts2.components.Component

actionMapper, COMPONENT_STACK, id, parameters, stack

Constructor Summary

TreeNode(ValueStack stack, HttpServletRequest request, HttpServletResponse response)

Method Summary

String	getDefaultOpenTemplate()
protected String	getDefaultTemplate() A contract that requires each concrete UI Tag to specify which template should be used as a default.
void	setLabel(String label)

Methods inherited from class org.apache.struts2.components.ClosingUIBean

setOpenTemplate, start

Methods inherited from class org.apache.struts2.components.UIBean

addFormParameter, buildTemplateName, enableAncestorFormCustomOnsubmit, end, ensureAttributeSafelyNotEscaped, escape, evaluateExtraParams, evaluateNameValue, evaluateParams, getTemplate, getTemplateDir, getTheme, getTooltipConfig, getValueClassType, mergeTemplate, populateComponentHtmlId, setAccesskey, setCssClass, setCssStyle, setDefaultTemplateDir, setDefaultUITheme, setDisabled, setKey, setLabelposition, setName, setOnblur, setOnchange, setOnclick, setOndblclick, setOnfocus, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setOnselect, setRequired, setRequiredposition, setTabindex, setTemplate, setTemplateDir, setTemplateEngineManager, setTheme, setTitle, setTooltip, setTooltipConfig, setValue

Methods inherited from class org.apache.struts2.components.Component

addAllParameters, addParameter, altSyntax, copyParams, determineActionURL, determineActionURL, determineNamespace, end, fieldError, findAncestor, findString, findString, findValue, findValue, findValue, getComponentStack, getId, getParameters, getStack, popComponentStack, setActionMapper, setId, toString, usesBody

Methods inherited from class java.lang.Object

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

Field Detail

TEMPLATE

private static final String TEMPLATE

See Also:

Constant Field Values

OPEN_TEMPLATE

private static final String OPEN_TEMPLATE

See Also:

Constant Field Values

Constructor Detail

TreeNode

public TreeNode(ValueStack stack,
                HttpServletRequest request,
                HttpServletResponse response)

Method Detail

getDefaultOpenTemplate

public String getDefaultOpenTemplate()

Specified by:

getDefaultOpenTemplate in class ClosingUIBean

getDefaultTemplate

protected String getDefaultTemplate()

Description copied from class: UIBean

A contract that requires each concrete UI Tag to specify which template should be used as a default. For example, the CheckboxTab might return "checkbox.vm" while the RadioTag might return "radio.vm". This value not begin with a '/' unless you intend to make the path absolute rather than relative to the current theme.

Specified by:

getDefaultTemplate in class UIBean

Returns:

The name of the template to be used as the default.

setLabel

public void setLabel(String label)

Overrides:

setLabel in class UIBean