com.vaadin.data
Class RpcDataProviderExtension.DetailComponentManager

java.lang.Object
  com.vaadin.data.RpcDataProviderExtension.DetailComponentManager

All Implemented Interfaces:

java.io.Serializable

Enclosing class:

RpcDataProviderExtension

public static final class RpcDataProviderExtension.DetailComponentManager
extends java.lang.Object
implements java.io.Serializable

A class that makes detail component related internal communication possible between RpcDataProviderExtension and grid.

Since:

7.5.0

Author:

Vaadin Ltd

See Also:

Serialized Form

Constructor Summary

RpcDataProviderExtension.DetailComponentManager()

Method Summary

void	createDetails(java.lang.Object itemId, int rowIndex) Creates a details component by the request of the client side, with the help of the user-defined Grid.DetailsGenerator.
void	destroyDetails(java.lang.Object itemId) Destroys correctly a details component, by the request of the client side.
java.util.Set<com.vaadin.shared.ui.grid.DetailsConnectorChange>	getAndResetConnectorChanges() Gets information on how the connectors have changed.
java.util.Collection<Component>	getComponents() Gets all details components that are currently attached to the grid.
void	refresh(java.lang.Object itemId)

Methods inherited from class java.lang.Object

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

Constructor Detail

RpcDataProviderExtension.DetailComponentManager

public RpcDataProviderExtension.DetailComponentManager()

Method Detail

createDetails

public void createDetails(java.lang.Object itemId,
                          int rowIndex)
                   throws java.lang.IllegalStateException

Creates a details component by the request of the client side, with the help of the user-defined Grid.DetailsGenerator.

Also keeps internal bookkeeping up to date.

Parameters:

itemId - the item id for which to create the details component. Assumed not null and that a component is not currently present for this item previously

rowIndex - the row index for itemId

Throws:

java.lang.IllegalStateException - if the current details generator provides a component that was manually attached, or if the same instance has already been provided

destroyDetails

public void destroyDetails(java.lang.Object itemId)

Destroys correctly a details component, by the request of the client side.

Also keeps internal bookkeeping up to date.

Parameters:

itemId - the item id for which to destroy the details component

getComponents

public java.util.Collection<Component> getComponents()

Gets all details components that are currently attached to the grid.

Used internally by the Grid object.

Returns:

all details components that are currently attached to the grid

getAndResetConnectorChanges

public java.util.Set<com.vaadin.shared.ui.grid.DetailsConnectorChange> getAndResetConnectorChanges()

Gets information on how the connectors have changed.

This method only returns the changes that have been made between two calls of this method. I.e. Calling this method once will reset the state for the next state.

Used internally by the Grid object.

Returns:

information on how the connectors have changed

refresh

public void refresh(java.lang.Object itemId)