com.vaadin.terminal.gwt.client.ui.customcomponent
Class CustomComponentConnector

java.lang.Object
  extended by com.vaadin.terminal.gwt.client.ui.AbstractConnector
      extended by com.vaadin.terminal.gwt.client.ui.AbstractComponentConnector
          extended by com.vaadin.terminal.gwt.client.ui.AbstractComponentContainerConnector
              extended by com.vaadin.terminal.gwt.client.ui.customcomponent.CustomComponentConnector
All Implemented Interfaces:
com.google.gwt.event.shared.EventHandler, StateChangeEvent.StateChangeHandler, ComponentConnector, ComponentContainerConnector, Connector, ConnectorHierarchyChangeEvent.ConnectorHierarchyChangeHandler, ServerConnector, Serializable
Direct Known Subclasses:
CustomFieldConnector, DragAndDropWrapperConnector

public class CustomComponentConnector
extends AbstractComponentContainerConnector

See Also:
Serialized Form

Constructor Summary
CustomComponentConnector()
           
 
Method Summary
protected  com.google.gwt.user.client.ui.Widget createWidget()
          Creates and returns the widget for this VPaintableWidget.
 VCustomComponent getWidget()
          Returns the widget associated with this paintable.
 void onConnectorHierarchyChange(ConnectorHierarchyChangeEvent event)
           
 void updateCaption(ComponentConnector component)
          Update child components caption, description and error message.
 
Methods inherited from class com.vaadin.terminal.gwt.client.ui.AbstractComponentContainerConnector
addConnectorHierarchyChangeHandler, getChildren, setChildren, setWidgetEnabled
 
Methods inherited from class com.vaadin.terminal.gwt.client.ui.AbstractComponentConnector
delegateCaptionHandling, getLayoutManager, getParent, getState, getStyleNames, hasEventListener, isEnabled, isReadOnly, isRealUpdate, isRelativeHeight, isRelativeWidth, isUndefinedHeight, isUndefinedWidth, onStateChanged, onUnregister, setParent, setState
 
Methods inherited from class com.vaadin.terminal.gwt.client.ui.AbstractConnector
addStateChangeHandler, doInit, ensureHandlerManager, fireEvent, getConnection, getConnectorId, getRpcImplementations, init, isConnectorEnabled, registerRpc, unregisterRpc
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface com.vaadin.terminal.gwt.client.ComponentConnector
delegateCaptionHandling, getLayoutManager, getParent, getState, hasEventListener, isReadOnly, isRelativeHeight, isRelativeWidth, isUndefinedHeight, isUndefinedWidth, setParent
 
Methods inherited from interface com.vaadin.terminal.gwt.client.ServerConnector
addStateChangeHandler, doInit, fireEvent, getConnection, getRpcImplementations, isEnabled, onUnregister, setState
 
Methods inherited from interface com.vaadin.terminal.gwt.client.Connector
getConnectorId
 

Constructor Detail

CustomComponentConnector

public CustomComponentConnector()
Method Detail

createWidget

protected com.google.gwt.user.client.ui.Widget createWidget()
Description copied from class: AbstractComponentConnector
Creates and returns the widget for this VPaintableWidget. This method should only be called once when initializing the paintable.

Specified by:
createWidget in class AbstractComponentConnector
Returns:

getWidget

public VCustomComponent getWidget()
Description copied from class: AbstractComponentConnector
Returns the widget associated with this paintable. The widget returned by this method must not changed during the life time of the paintable.

Specified by:
getWidget in interface ComponentConnector
Overrides:
getWidget in class AbstractComponentConnector
Returns:
The widget associated with this paintable

updateCaption

public void updateCaption(ComponentConnector component)
Description copied from interface: ComponentContainerConnector
Update child components caption, description and error message.

Each component is responsible for maintaining its caption, description and error message. In most cases components doesn't want to do that and those elements reside outside of the component. Because of this layouts must provide service for it's childen to show those elements for them.

Parameters:
component - Child component for which service is requested.

onConnectorHierarchyChange

public void onConnectorHierarchyChange(ConnectorHierarchyChangeEvent event)
Specified by:
onConnectorHierarchyChange in interface ConnectorHierarchyChangeEvent.ConnectorHierarchyChangeHandler
Overrides:
onConnectorHierarchyChange in class AbstractComponentContainerConnector


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