InteractionsListener


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33  
34  package edu.rice.cs.drjava.model.repl;
35  
36  import java.io.File  ;
37  
38  /** Interface for any listener to an InteractionsModel.
39   *  @version $Id: InteractionsListener.java 3901 2006-06-30 05:28:11Z rcartwright $
40   */
41  public interface InteractionsListener {
42  
43    /** Called when an interaction has started. */
44    public void interactionStarted();
45  
46    /** Called when an interaction has ended. */
47    public void interactionEnded();
48    
49    /** Called when an interaction results in a syntax error.
50     *  @param offset the error's offset into the InteractionsDocument
51     *  @param length the length of the error
52     */
53    public void interactionErrorOccurred(int offset, int length);
54    
55    /** Called when the interpreter has begun resetting. */
56    public void interpreterResetting();
57    
58    /** Called when the interpreter is ready to use. */
59    public void interpreterReady(File   wd);
60    
61    /** Called if the interpreter could not be reset.
62     *  @param t Throwable explaining why the reset failed.
63     */
64    public void interpreterResetFailed(Throwable   t);
65    
66    /** Called when the interpreter exits unexpectedly.
67     *  @param status the exit code
68     */
69    public void interpreterExited(int status);
70    
71    /** Called when the active interpreter is changed.
72     *  @param inProgress Whether the new interpreter is currently in processing an interaction (i.e., whether an 
73     *  interactionEnded event is pending.)
74     */
75    public void interpreterChanged(boolean inProgress);
76  
77    /** Called when enter was typed in the interactions pane but the interaction was incomplete. */
78    public void interactionIncomplete();
79    
80    /** Called when the slave JVM is used by the interpreter or unit testing. */
81    public void slaveJVMUsed();
82  }
83
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