Class TextDisplayer
- java.lang.Object
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- org.silverpeas.core.contribution.content.form.displayers.AbstractFieldDisplayer<Field>
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- org.silverpeas.core.contribution.content.form.displayers.TextDisplayer
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- All Implemented Interfaces:
FieldDisplayer<Field>
public class TextDisplayer extends AbstractFieldDisplayer<Field>
A TextFieldDisplayer is an object which can display a TextField in HTML the content of a TextField to a end user and can retrieve via HTTP any updated value.- See Also:
Field
,FieldTemplate
,Form
,FieldDisplayer
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Constructor Summary
Constructors Constructor Description TextDisplayer()
Constructeur
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
display(PrintWriter out, Field field, FieldTemplate template, PagesContext pagesContext)
Prints the HTML value of the field.void
displayScripts(PrintWriter out, FieldTemplate template, PagesContext PagesContext)
Prints the javascripts which will be used to control the new value given to the named field.String[]
getManagedTypes()
Returns the name of the managed types.int
getNbHtmlObjectsDisplayed(FieldTemplate template, PagesContext pagesContext)
Return the number of HTML Objects displayed by the displayer.boolean
isDisplayedMandatory()
List<String>
update(String newValue, Field field, FieldTemplate template, PagesContext PagesContext)
Updates the value of the field.-
Methods inherited from class org.silverpeas.core.contribution.content.form.displayers.AbstractFieldDisplayer
getDefaultValue, index, update
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Method Detail
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getManagedTypes
public String[] getManagedTypes()
Returns the name of the managed types.
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displayScripts
public void displayScripts(PrintWriter out, FieldTemplate template, PagesContext PagesContext) throws IOException
Prints the javascripts which will be used to control the new value given to the named field. The error messages may be adapted to a local language. The FieldTemplate gives the field type and constraints. The FieldTemplate gives the local labeld too. Never throws an Exception but log a silvertrace and writes an empty string when :- the fieldName is unknown by the template.
- the field type is not a managed type.
- Throws:
IOException
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display
public void display(PrintWriter out, Field field, FieldTemplate template, PagesContext pagesContext) 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
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update
public List<String> update(String newValue, Field field, FieldTemplate template, PagesContext PagesContext) throws FormException
Updates the value of the field. The fieldName must be used to retrieve the HTTP parameter from the request.- Throws:
FormException
- if the field type is not a managed type or if the field doesn't accept the new value.
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isDisplayedMandatory
public boolean isDisplayedMandatory()
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getNbHtmlObjectsDisplayed
public int getNbHtmlObjectsDisplayed(FieldTemplate template, PagesContext pagesContext)
Description copied from interface:FieldDisplayer
Return the number of HTML Objects displayed by the displayer.- Returns:
- the number of HTML Objects displayed by the displayer.
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