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com.google.gwt.user.client.ui
Class Hidden

java.lang.Object
  extended by com.google.gwt.user.client.ui.UIObject
      extended by com.google.gwt.user.client.ui.Widget
          extended by com.google.gwt.user.client.ui.Hidden
All Implemented Interfaces:
IsEditor<LeafValueEditor<java.lang.String>>, HasAttachHandlers, HasHandlers, EventListener, TakesValue<java.lang.String>, HasName, HasVisibility, IsWidget
public class Hidden
extends Widget
implements HasName, TakesValue<java.lang.String>, IsEditor<LeafValueEditor<java.lang.String>>

Represents a hidden field in an HTML form.

Nested Class Summary
 
Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject
UIObject.DebugIdImpl, UIObject.DebugIdImplEnabled
 
Field Summary
 
Fields inherited from class com.google.gwt.user.client.ui.Widget
eventsToSink
 
Fields inherited from class com.google.gwt.user.client.ui.UIObject
DEBUG_ID_PREFIX, MISSING_ELEMENT_ERROR, SETELEMENT_TWICE_ERROR
 
Constructor Summary
  Hidden()
          Constructor for Hidden.
protected Hidden(Element element)
          This constructor may be used by subclasses to explicitly use an existing element.
  Hidden(java.lang.String name)
          Constructor for Hidden.
  Hidden(java.lang.String name, java.lang.String value)
          Constructor for Hidden.
 
Method Summary
 LeafValueEditor<java.lang.String> asEditor()
          Returns the Editor encapsulated by the view object.
 java.lang.String getDefaultValue()
          Gets the default value of the hidden field.
 java.lang.String getID()
          Gets the id of the hidden field.
 java.lang.String getName()
          Gets the name of the hidden field.
 java.lang.String getValue()
          Gets the value of the hidden field.
 void setDefaultValue(java.lang.String defaultValue)
          Sets the default value of the hidden field.
 void setID(java.lang.String id)
          Sets the id of the hidden field.
 void setName(java.lang.String name)
          Sets the name of the hidden field.
 void setValue(java.lang.String value)
          Sets the value of the hidden field.
static Hidden wrap(Element element)
          Creates a Hidden widget that wraps an existing <input type='hidden'> element.
 
Methods inherited from class com.google.gwt.user.client.ui.Widget
addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, createHandlerManager, delegateEvent, doAttachChildren, doDetachChildren, ensureHandlers, fireEvent, getHandlerCount, getHandlerManager, getLayoutData, getParent, isAttached, isOrWasAttached, onAttach, onBrowserEvent, onDetach, onLoad, onUnload, removeFromParent, replaceElement, setLayoutData, setParent, sinkEvents, unsinkEvents
 
Methods inherited from class com.google.gwt.user.client.ui.UIObject
addStyleDependentName, addStyleName, ensureDebugId, ensureDebugId, ensureDebugId, getAbsoluteLeft, getAbsoluteTop, getElement, getOffsetHeight, getOffsetWidth, getStyleElement, getStyleName, getStyleName, getStylePrimaryName, getStylePrimaryName, getTitle, isVisible, isVisible, onEnsureDebugId, removeStyleDependentName, removeStyleName, resolvePotentialElement, setElement, setElement, setHeight, setPixelSize, setSize, setStyleDependentName, setStyleName, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, sinkBitlessEvent, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

Hidden

public Hidden()
Constructor for Hidden.

Hidden

public Hidden(java.lang.String name)
Constructor for Hidden.

Parameters:
name - name of the hidden field

Hidden

public Hidden(java.lang.String name,
              java.lang.String value)
Constructor for Hidden.

Parameters:
name - name of the hidden field
value - value of the hidden field

Hidden

protected Hidden(Element element)
This constructor may be used by subclasses to explicitly use an existing element. This element must be an <input> element whose type is 'hidden'.

Parameters:
element - the element to be used
Method Detail

wrap

public static Hidden wrap(Element element)
Creates a Hidden widget that wraps an existing <input type='hidden'> element. This element must already be attached to the document. If the element is removed from the document, you must call RootPanel.detachNow(Widget).

Parameters:
element - the element to be wrapped

asEditor

public LeafValueEditor<java.lang.String> asEditor()
Description copied from interface: IsEditor
Returns the Editor encapsulated by the view object.

Specified by:
asEditor in interface IsEditor<LeafValueEditor<java.lang.String>>
Returns:
an Editor of type E

getDefaultValue

public java.lang.String getDefaultValue()
Gets the default value of the hidden field.

Returns:
the default value

getID

public java.lang.String getID()
Gets the id of the hidden field.

Returns:
the id

getName

public java.lang.String getName()
Gets the name of the hidden field.

Specified by:
getName in interface HasName
Returns:
the name

getValue

public java.lang.String getValue()
Gets the value of the hidden field.

Specified by:
getValue in interface TakesValue<java.lang.String>
Returns:
the value
See Also:
TakesValue.setValue(V)

setDefaultValue

public void setDefaultValue(java.lang.String defaultValue)
Sets the default value of the hidden field.

Parameters:
defaultValue - default value to set

setID

public void setID(java.lang.String id)
Sets the id of the hidden field.

Parameters:
id - id to set

setName

public void setName(java.lang.String name)
Sets the name of the hidden field.

Specified by:
setName in interface HasName
Parameters:
name - name of the field

setValue

public void setValue(java.lang.String value)
Sets the value of the hidden field.

Specified by:
setValue in interface TakesValue<java.lang.String>
Parameters:
value - value to set
See Also:
TakesValue.getValue()
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