Class EventListenersContainer

java.lang.Object
org.htmlunit.javascript.host.event.EventListenersContainer
All Implemented Interfaces:
Serializable
public class EventListenersContainer extends Object implements Serializable
Container for event listener.
See Also:

  • Field Details

  • Constructor Details

    • EventListenersContainer

      public EventListenersContainer(EventTarget jsNode)
      The constructor.
      Parameters:
      jsNode - the node.

  • Method Details

    • addEventListener

      public boolean addEventListener(String type, org.htmlunit.corejs.javascript.Scriptable listener, boolean useCapture)
      Adds an event listener.
      Parameters:
      type - the event type to listen for (like "load")
      listener - the event listener
      useCapture - If true, indicates that the user wishes to initiate capture (not yet implemented)
      Returns:
      true if the listener has been added

    • getTypeContainer

      private EventListenersContainer.TypeContainer getTypeContainer(String type)

    • getListeners

      public List<org.htmlunit.corejs.javascript.Scriptable> getListeners(String eventType, boolean useCapture)
      Returns the relevant listeners.
      Parameters:
      eventType - the event type
      useCapture - whether to use capture of not
      Returns:
      the listeners list (empty list when empty)

    • removeEventListener

      void removeEventListener(String eventType, org.htmlunit.corejs.javascript.Scriptable listener, boolean useCapture)
      Removes event listener.
      Parameters:
      eventType - the type
      listener - the listener
      useCapture - to use capture or not

    • setEventHandler

      public void setEventHandler(String eventType, Object value)
      Sets the handler property (with a handler or something else).
      Parameters:
      eventType - the event type (like "click")
      value - the new property

    • executeEventListeners

      private void executeEventListeners(int eventPhase, Event event, Object[] args)

    • executeBubblingListeners

      public void executeBubblingListeners(Event event, Object[] args)
      Executes bubbling listeners.
      Parameters:
      event - the event
      args - arguments

    • executeCapturingListeners

      public void executeCapturingListeners(Event event, Object[] args)
      Executes capturing listeners.
      Parameters:
      event - the event
      args - the arguments

    • executeAtTargetListeners

      public void executeAtTargetListeners(Event event, Object[] args)
      Executes listeners for events targeting the node. (non-propagation phase)
      Parameters:
      event - the event
      args - the arguments

    • getEventHandler

      public org.htmlunit.corejs.javascript.Function getEventHandler(String eventType)
      Returns an event handler.
      Parameters:
      eventType - the event name (e.g. "click")
      Returns:
      the handler function, null if the property is null or not a function

    • hasEventListeners

      boolean hasEventListeners(String eventType)
      Returns true if there are any event listeners for the specified event.
      Parameters:
      eventType - the event type (e.g. "click")
      Returns:
      true if there are any event listeners for the specified event, false otherwise

    • toString

      public String toString()
      Overrides:
      toString in class Object