Class ConnectorMap

Constructor Detail

• ConnectorMap

  public ConnectorMap()

Method Detail

• get

  public static ConnectorMap get​(ApplicationConnection applicationConnection)

• getConnector

  public ServerConnector getConnector​(String connectorId)

  Returns a ServerConnector by its id.

  Parameters:

  connectorId - The connector id

  Returns:

  A connector or null if a connector with the given id has not been registered

• getConnector

  public ComponentConnector getConnector​(com.google.gwt.dom.client.Element element)

  Returns a ComponentConnector element by its root element.

  Parameters:

  element - Root element of the ComponentConnector

  Returns:

  A connector or null if a connector with the given id has not been registered

• isDragAndDropPaintable

  public boolean isDragAndDropPaintable​(String pid)

  FIXME: What does this even do and why?

  Parameters:

  pid -

  Returns:

• hasConnector

  public boolean hasConnector​(String connectorId)

  Checks if a connector with the given id has been registered.

  Parameters:

  connectorId - The id to check for

  Returns:

  true if a connector has been registered with the given id, false otherwise

• clear

  public void clear()

  Removes all registered connectors.

• getConnector

  public ComponentConnector getConnector​(com.google.gwt.user.client.ui.Widget widget)

  Retrieves the connector whose widget matches the parameter.

  Parameters:

  widget - The widget

  Returns:

  A connector with widget as its root widget or null if no connector was found

• registerConnector

  public void registerConnector​(String id,
                                ServerConnector connector)

• getElement

  public com.google.gwt.dom.client.Element getElement​(String connectorId)

  Gets the main element for the connector with the given id. The reverse of getConnectorId(Element).

  Parameters:

  connectorId - the id of the widget whose element is desired

  Returns:

  the element for the connector corresponding to the id

• unregisterConnector

  public void unregisterConnector​(ServerConnector connector)

  Unregisters the given connector; always use after removing a connector. This method does not remove the connector from the DOM, but marks the connector so that ApplicationConnection may clean up its references to it. Removing the widget from DOM is component containers responsibility.

  Parameters:

  connector - the connector to remove

• getComponentConnectors

  @Deprecated
  public ComponentConnector[] getComponentConnectors()

  Deprecated.

  As of 7.0.1, use getComponentConnectorsAsJsArray() for better performance.

  Gets all registered ComponentConnector instances.

  Returns:

  An array of all registered ComponentConnector instances

• getComponentConnectorsAsJsArray

  public JsArrayObject<ComponentConnector> getComponentConnectorsAsJsArray()

• size

  public int size()

• getConnectors

  @Deprecated
  public Collection<? extends ServerConnector> getConnectors()

  Deprecated.

  As of 7.0.1, use getConnectorsAsJsArray() for improved performance.

  Returns:

• getConnectorsAsJsArray

  public JsArrayObject<ServerConnector> getConnectorsAsJsArray()

• isConnector

  public boolean isConnector​(com.google.gwt.user.client.ui.Widget widget)

  Tests if the widget is the root widget of a ComponentConnector.

  Parameters:

  widget - The widget to test

  Returns:

  true if the widget is the root widget of a ComponentConnector, false otherwise