<dvt:link>

dvt:link link link

UIComponent class: oracle.adf.view.faces.bi.component.hierarchyViewer.Link
Component type: oracle.dss.adf.hierarchyViewer.Link

The link component is used to stamp out links between nodes in the hierarchy.

Relationship with other tags

This component must be a child of the hierarchyViewer component.

The link component cannot have any children.

Example

The following example shows XML for a link tag.
<dvt:hierarchyViewer>
  <dvt:link linkType="directRounded"/>
</dvt:hierarchyViewer>

Events

Type Phases Description
org.apache.myfaces.trinidad.event.AttributeChangeEvent Invoke Application,
Apply Request Values		 Event delivered to describe an attribute change. Attribute change events are not delivered for any programmatic change to a property. They are only delivered when a renderer changes a property without the application's specific request. An example of an attribute change events might include the width of a column that supported client-side resizing.

Attributes

Name Type Supports EL? Description
attributeChangeListener javax.el.MethodExpression Only EL a method reference to an attribute change listener. Attribute change events are not delivered for any programmatic change to a property. They are only delivered when a renderer changes a property without the application's specific request. An example of an attribute change events might include the width of a column that supported client-side resizing.
binding oracle.adf.view.faces.bi.component.<wbr/>hierarchyViewer.Link Only EL an EL reference that will store the component instance on a bean. This can be used to give programmatic access to a component from a backing bean, or to move creation of the component to a backing bean.
endConnectorType String Yes

Specifies the type of end connector on the link. Valid values are:

  • "none" - no end connector
  • "arrowOpen" - arrowhead that looks like an angle bracket
id String No the identifier for the component. The identifier must follow a subset of the syntax allowed in HTML:
  • Must not be a zero-length String.
  • First character must be an ASCII letter (A-Za-z) or an underscore ('_').
  • Subsequent characters must be an ASCII letter or digit (A-Za-z0-9), an underscore ('_'), or a dash ('-').
linkColor String Yes color of the link, specified as CSS named color, or rgb() format, or #aarrggbb format
linkType String Yes

Specifies the type of the link. Valid values are:

  • "direct" - straight line
  • "directRounded" - line broken into single right angle with rounded corner
  • "directSmooth" - smooth curve fitted to what would have been single right angle
  • "orthogonal" - line broken into horizontal and vertical segments with square corners
  • "orthogonalRounded" - line broken into horizontal and vertical segments with rounded corners
  • "orthogonalSmooth" - smooth curve fitted to what would have been orthogonal line segments
linkWidth int Yes width of the link, in pixels
rendered boolean Yes Specifies whether the component is rendered. The first link component whose rendered attribute evaluates to true will be stamped for a given relationship between nodes.