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03: * Copyright (c) 2001-2007, JavaPLT group at Rice University (javaplt@rice.edu)
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36:
37: package edu.rice.cs.util;
38:
39: import java.io.File;
40:
41: /** An interface to give GlobalModel a directory for various operations.
42: *
43: * @version $Id: DirectorySelector.java 4255 2007-08-28 19:17:37Z mgricken $
44: */
45: public interface DirectorySelector {
46:
47: /** Gets a directory.
48: * @param start a file to start the search from, or null to allow implementation to determine
49: * @return any valid directory on the file system
50: * @throws OperationCanceledException if the selection request is canceled
51: */
52: public File getDirectory(File start)
53: throws OperationCanceledException;
54:
55: /** Asks the user a yes/no question.
56: * @return true if the user responded affirmatively, false if negatively
57: */
58: public boolean askUser(String message, String title);
59:
60: /** Warns the user about an error condition. */
61: public void warnUser(String message, String title);
62:
63: /** Returns true if the user wants the directory to include all subdirectories. */
64: public boolean isRecursive();
65:
66: }
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