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## RichFaces
Tag tree

Tag Information
Tag Class | org.richfaces.taglib.TreeTag
TagExtraInfo Class | None
Body Content | JSP
Display Name | None

Attributes
Name | Required | Request-time | Type | Description
acceptCursors | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | acceptCursors
acceptedTypes | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | A list of drag zones types, which elements are accepted by a drop zone
adviseNodeOpened | false | false | `javax.el.MethodExpression` (signature must match `void adviseNodeOpened(org.richfaces.component.UITree)`) | MethodBinding pointing at a method accepting an org.richfaces.component.UITree with return of java.lang.Boolean type. If returned value is: java.lang.Boolean. TRUE, a particular treeNode is expanded; java.lang.Boolean.FALSE, a particular treeNode is collapsed; null, a particular treeNode saves the current state
adviseNodeSelected | false | false | `javax.el.MethodExpression` (signature must match `void adviseNodeSelected(org.richfaces.component.UITree)`) | MethodBinding pointing at a method accepting an org.richfaces.component.UITree with return of java.lang.Boolean type. If returned value is: java.lang.Boolean. TRUE, a particular treeNode is selected; java.lang.Boolean.FALSE, a particular treeNode is unselected; null, a particular treeNode saves the current state
ajaxSingle | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | if "true", submits ONLY one field/link, instead of all form controls
ajaxSubmitSelection | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | If "true", an Ajax request to be submit when selecting node
binding | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | The attribute takes a value-binding expression for a component property of a backing bean
bypassUpdates | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | If "true", after process validations phase it skips updates of model beans on a force render response. It can be used for validating components input
changeExpandListener | false | false | `javax.el.MethodExpression` (signature must match `void changeExpandListener(org.richfaces.event.NodeExpandedEvent)`) | Listener called on expand/collapse event on the node
componentState | false | false | `javax.el.ValueExpression` (must evaluate to `org.ajax4jsf.model.DataComponentState`) | It defines EL-binding for a component state for saving or redefinition
cursorTypeMapping | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | cursorTypeMapping
data | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | Serialized (on default with JSON) data passed on the client by a developer on AJAX request. It's accessible via "data.foo" syntax
dragIndicator | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | Id of a component that is used as drag pointer during the drag operation
dragListener | false | false | `javax.el.MethodExpression` (signature must match `void dragListener(org.richfaces.event.DragEvent)`) | MethodBinding representing an action listener method that will be notified after drag operation
dragType | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | A drag zone type that is used for zone definition, which elements can be accepted by a drop zone
dragValue | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | Data to be sent to the drop zone after a drop event
dropListener | false | false | `javax.el.MethodExpression` (signature must match `void dropListener(org.richfaces.event.DropEvent)`) | MethodBinding representing an action listener method that will be notified after drop operation
dropValue | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | Data to be processed after a drop event
eventsQueue | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | Name of requests queue to avoid send next request before complete other from same event. Can be used to reduce number of requests of frequently events (key press, mouse move etc.)
focus | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | id of element to set focus after request completed on client side
grabCursors | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | grabCursors
grabbingCursors | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | grabbingCursors
highlightedClass | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | Corresponds to the HTML class attribute. Applied to highlighted node
icon | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | The icon for node
iconCollapsed | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | The icon for collapsed node
iconExpanded | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | The icon for expanded node
iconLeaf | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | An icon for component leaves
id | false | false | `java.lang.String` | Every component may have a unique id that is automatically created if omitted
ignoreDupResponses | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | Attribute allows to ignore an Ajax Response produced by a request if the newest 'similar' request is in a queue already. ignoreDupResponses="true" does not cancel the request while it is processed on the server, but just allows to avoid unnecessary updates on the client side if the response isn't actual now
immediate | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | A flag indicating that this component value must be converted and validated immediately (during an Apply Request Values phase), rather than waiting until a Process Validations phase
limitToList | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | If "true", updates on client side ONLY elements from this 'reRender' property. If "false" (default) updates all rendered by ajax region components
nodeFace | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | Node face facet name
nodeSelectListener | false | false | `javax.el.MethodExpression` (signature must match `void nodeSelectListener(org.richfaces.event.NodeSelectedEvent)`) | MethodBinding representing an action listener method that will be notified after selection of node.
onbeforedomupdate | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | JavaScript code for call before DOM has been updated on client side
onclick | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: a script expression; a pointer button is clicked
oncollapse | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: script expression to invoke on node collapsing
oncomplete | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | JavaScript code for call after request completed on client side
ondblclick | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: a script expression; a pointer button is double-clicked
ondragend | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | A JavaScript event handler called after a drag operation
ondragenter | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | A JavaScript event handler called on enter draggable object to zone
ondragexit | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | A JavaScript event handler called after a drag object leaves zone
ondragstart | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | A JavaScript event handler called before drag operation
ondrop | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | It's an event that is called when something is dropped on a drop zone
ondropend | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | A JavaScript handler for event fired on a drop even the drop for a given type is not available
ondropout | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | A JavaScript event handler called after a out operation
ondropover | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | A JavaScript event handler called after a drop operation
onexpand | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: script expression to invoke on node expansion
onkeydown | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: a script expression; a key is pressed down
onkeypress | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: a script expression; a key is pressed and released
onkeyup | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: a script expression; a key is released
onmousedown | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: script expression; a pointer button is pressed down
onmousemove | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: a script expression; a pointer is moved within
onmouseout | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: a script expression; a pointer is moved away
onmouseover | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: a script expression; a pointer is moved onto
onmouseup | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: script expression; a pointer button is released
onselected | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | HTML: script expression to invoke on node selection
preserveDataInRequest | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | If "true", data is preserved in a request
preserveModel | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | It can be "state", "request", "none". The default is "request"
process | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | Id['s] (in format of call UIComponent.findComponent()) of components, processed at the phases 2-5 in case of AjaxRequest caused by this component. Can be single id, comma-separated list of Id's, or EL Expression with array or Collection
reRender | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | Id['s] (in format of call UIComponent.findComponent()) of components, rendered in case of AjaxRequest caused by this component. Can be single id, comma-separated list of Id's, or EL Expression with array or Collection
rejectCursors | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | rejectCursors
rendered | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | If "false", this component is not rendered
requestDelay | false | false | `javax.el.ValueExpression` (must evaluate to `int`) | Attribute defines the time (in ms.) that the request will be wait in the queue before it is ready to send. When the delay time is over, the request will be sent to the server or removed if the newest 'similar' request is in a queue already
rowKeyConverter | false | false | `javax.el.ValueExpression` (must evaluate to `javax.faces.convert.Converter`) | rowKeyConverter
rowKeyVar | false | false | `java.lang.String` | The attribute provides access to a row key in a Request scope
selectedClass | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | Corresponds to the HTML class attribute. Applied to selected node
showConnectingLines | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | If "true", connecting lines are show
stateAdvisor | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | ValueBinding pointing at instance of class implementing org.richfaces.component.state.TreeStateAdvisor interface.
stateVar | false | false | `java.lang.String` | The attribute provides access to a component state on the client side
status | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | ID (in format of call UIComponent.findComponent()) of Request status component
style | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | CSS style(s) is/are to be applied when this component is rendered
styleClass | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | Corresponds to the HTML class attribute
switchType | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.String`) | Tree switch algorithm: "client", "server", "ajax"
timeout | false | false | `javax.el.ValueExpression` (must evaluate to `int`) | Response waiting time on a particular request. If a response is not received during this time, the request is aborted
toggleOnClick | false | false | `javax.el.ValueExpression` (must evaluate to `boolean`) | If "false" do not toggle node state on click. If "true", than node will be toggles on click on ether node content, or node icon. Default value is false.
treeNodeVar | false | false | `java.lang.String` | The attribute provides access to a TreeNode instance in a Request scope
typeMapping | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | Map between a draggable type and an indicator name on zone. it's defined with the pair (drag type:indicator name))
value | false | false | `javax.el.ValueExpression` (must evaluate to `java.lang.Object`) | The current value for this component
var | false | false | `java.lang.String` | Attribute contains a name providing an access to data defined with value

Variables
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