Package org.eclipse.jface.text.contentassist

Interface ICompletionListener

All Known Implementing Classes:
KeyBindingSupportForAssistant
public interface ICompletionListener
A completion listener is informed before the content assistant computes completion proposals.

In order to provide backward compatibility for clients of ICompletionListener, extension interfaces are used to provide a means of evolution. The following extension interfaces exist:

  • ICompletionListenerExtension since version 3.4 introducing the following functions:
    • additional notification about restarting the current code assist session
  • ICompletionListenerExtension2 since version 3.8 introducing the following functions:
    • additional notification after applying a proposal

Clients may implement this interface.

Since:
3.2

  • Method Details

    • assistSessionStarted

      void assistSessionStarted(ContentAssistEvent event)
      Called when code assist is invoked when there is no current code assist session.
      Parameters:
      event - the content assist event

    • assistSessionEnded

      void assistSessionEnded(ContentAssistEvent event)
      Called when a code assist session ends (for example, the proposal popup is closed).
      Parameters:
      event - the content assist event

    • selectionChanged

      void selectionChanged(ICompletionProposal proposal, boolean smartToggle)
      Called when the selection in the proposal popup is changed or if the insert-mode changed.
      Parameters:
      proposal - the newly selected proposal, possibly null
      smartToggle - true if the insert-mode toggle is being pressed, false otherwise