Package org.silverpeas.core.contribution.content.form.displayers

Class ImageFieldDisplayer

java.lang.Object

org.silverpeas.core.contribution.content.form.displayers.AbstractFieldDisplayer<FileField>

org.silverpeas.core.contribution.content.form.displayers.AbstractFileFieldDisplayer

org.silverpeas.core.contribution.content.form.displayers.ImageFieldDisplayer

All Implemented Interfaces:

FieldDisplayer<FileField>

public class ImageFieldDisplayer
extends AbstractFileFieldDisplayer

A ImageFieldDisplayer is an object which can display an image in HTML and can retrieve via HTTP any file.

See Also:

Field, FieldTemplate, Form, FieldDisplayer

Nested Class Summary

Nested classes/interfaces inherited from class org.silverpeas.core.contribution.content.form.displayers.AbstractFileFieldDisplayer

AbstractFileFieldDisplayer.Operation

Field Summary

Fields inherited from class org.silverpeas.core.contribution.content.form.displayers.AbstractFileFieldDisplayer

OPERATION_KEY

Constructor Summary

Constructors

Constructor	Description
ImageFieldDisplayer()

Method Summary

Modifier and Type	Method	Description
void	display(PrintWriter out, FileField field, FieldTemplate template, PagesContext pageContext)	Prints the HTML value of the field.
int	getNbHtmlObjectsDisplayed(FieldTemplate template, PagesContext pagesContext)	Method declaration

Methods inherited from class org.silverpeas.core.contribution.content.form.displayers.AbstractFileFieldDisplayer

checkFieldType, createSimpleDocument, deleteAttachment, displayScripts, getManagedTypes, isDeletion, isDisplayedMandatory, isUpdate, processInput, processUploadedFile, update, update

Methods inherited from class org.silverpeas.core.contribution.content.form.displayers.AbstractFieldDisplayer

getDefaultValue, index

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageFieldDisplayer

public ImageFieldDisplayer()

Method Detail

display

public void display(PrintWriter out,
                    FileField field,
                    FieldTemplate template,
                    PagesContext pageContext)
             throws FormException

Prints the HTML value of the field. The displayed value must be updatable by the end user. The value format may be adapted to a local language. The fieldName must be used to name the html form input. Never throws an Exception but log a silvertrace and writes an empty string when :

• the field type is not a managed type.

Throws:

FormException

getNbHtmlObjectsDisplayed

public int getNbHtmlObjectsDisplayed(FieldTemplate template,
                                     PagesContext pagesContext)

Method declaration

Returns:

the number of HTML Objects displayed by the displayer.