Expose REPL for use in InterpreterWindow

Closes #22.

Signed-off-by: Curtis Rueden <ctrueden@wisc.edu>

Author: skalarproduktraum

src/main/java/org/scijava/ui/swing/script/InterpreterWindow.java

@@ -37,6 +37,8 @@
 import org.scijava.log.LogService;
 import org.scijava.plugin.Parameter;
 import org.scijava.prefs.PrefService;
+import org.scijava.script.ScriptInterpreter;
+import org.scijava.script.ScriptREPL;
 import org.scijava.script.ScriptService;
 
 /**
@@ -77,6 +79,20 @@ public void dispose() {
 		setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
 	}
 
+	/** Gets the window's associated {@link ScriptREPL}. */
+	public ScriptREPL getREPL() {
+		return pane.getREPL();
+	}
+
+	/**
+	 * Gets the associated REPL's active {@link ScriptInterpreter}.
+	 *
+	 * @see #getREPL()
+	 */
+	public ScriptInterpreter getInterpreter() {
+		return pane.getREPL().getInterpreter();
+	}
+
 	@Override
 	public void dispose() {
 		// write out interpreter histories, etc., when frame goes away