<o:graphicImage>
is a component that extends the standard <h:graphicImage>
with support for referencing an InputStream
or byte[]
property in value
attribute.
This property must point to a stateless @ApplicationScoped
bean (both JSF and CDI
scopes are supported).
Info | Value |
---|---|
Component Type | org.omnifaces.component.output.GraphicImage |
Handler Class | None |
Renderer Type | None |
Description | None |
Name | Required | Type | Description |
---|---|---|---|
id | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| The component identifier for this component. This value must be unique within the closest parent component that is a naming container. |
rendered | false | javax.el.ValueExpression
(must evaluate to java.lang.Boolean )
| Flag indicating whether or not this component should be rendered (during Render Response Phase), or processed on any subsequent form submit. The default value for this property is true. |
binding | false | javax.el.ValueExpression
(must evaluate to javax.faces.component.UIComponent )
|
The ValueExpression linking this component to a property in a backing bean.
|
value | false | javax.el.ValueExpression
(must evaluate to java.lang.Object )
| The value that will be rendered as the content of the HTML img element. It must represent a method expression referring a stateless backing bean method returning either byte[] or InputStream. Thus, NOT a view or session scoped bean, but a request or application scoped one. This attribute is ignored when 'name' attribute is specified. |
dataURI | false | javax.el.ValueExpression
(must evaluate to boolean )
|
When set to true then the value will be rendered in data URI format instead of request URI format.
This attribute is ignored when 'name' attribute is specified.
|
lastModified | false | javax.el.ValueExpression
(must evaluate to java.lang.Object )
| The "last modified" timestamp, can be either a java.lang.Long, or java.util.Date, or java.lang.String which is parseable as java.lang.Long. This attribute is ignored when 'name' attribute is specified or when 'dataURI' attribute is set to 'true'. |
name | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
|
The resource name of the resource. Works the same way as on <h:graphicImage> .
When this attribute is specified, 'value' and 'lastModified' attributes are ignored.
|
library | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
|
The resource library name of the resource. Works the same way as on <h:graphicImage> .
This attribtue is only used when 'name' attribute is specified.
|
alt | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Alternate textual description of the element rendered by this component. |
dir | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Direction indication for text that does not inherit directionality. Valid values are "LTR" (left-to-right) and "RTL" (right-to-left). These attributes are case sensitive when rendering to XHTML, so care must be taken to have the correct case. |
height | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Override for the height of this image. |
ismap | false | javax.el.ValueExpression
(must evaluate to boolean )
| Flag indicating that this image is to be used as a server side image map. Such an image must be enclosed within a hyperlink ("a"). A value of false causes no attribute to be rendered, while a value of true causes the attribute to be rendered as ismap="ismap". |
lang | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Code describing the language used in the generated markup for this component. |
longdesc | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| URI to a long description of the image represented by this element. |
onclick | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a pointer button is clicked over this element. |
ondblclick | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a pointer button is double clicked over this element. |
onkeydown | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a key is pressed down over this element. |
onkeypress | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a key is pressed and released over this element. |
onkeyup | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a key is released over this element. |
onmousedown | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a pointer button is pressed down over this element. |
onmousemove | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a pointer button is moved within this element. |
onmouseout | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a pointer button is moved away from this element. |
onmouseover | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a pointer button is moved onto this element. |
onmouseup | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Javascript code executed when a pointer button is released over this element. |
role | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Per the WAI-ARIA spec and its relationship to HTML5 (Section title ARIA Role Attriubute), every HTML element may have a "role" attribute whose value must be passed through unmodified on the element on which it is declared in the final rendered markup. The attribute, if specified, must have a value that is a string literal that is, or an EL Expression that evaluates to, a set of space-separated tokens representing the various WAI-ARIA roles that the element belongs to. It is the page author's responsibility to ensure that the user agent is capable of correctly interpreting the value of this attribute. |
style | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| CSS style(s) to be applied when this component is rendered. |
styleClass | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Space-separated list of CSS style class(es) to be applied when this element is rendered. This value must be passed through as the "class" attribute on generated markup. |
title | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Advisory title information about markup elements generated for this component (simply put: the tooltip). |
usemap | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| The name of a client side image map (an HTML "map" element) for which this element provides the image. |
width | false | javax.el.ValueExpression
(must evaluate to java.lang.String )
| Override for the width of this image. |
Output generated by Vdldoc View Declaration Language Documentation Generator.