1 /*
2 * (C) 2002 David Carr david@carr.name
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18
19 package net.sourceforge.mflow.api;
20
21 /***
22 * A class for managing instances of MFlowUI
23 *
24 * @author <a href="mailto:david@carr.name">David Carr</a>
25 * @version $Revision: 1.3 $
26 */
27 public interface MFlowUIManager {
28 /***
29 * Adds a new UI instance
30 *
31 * @param ui the ui instance to add
32 */
33 void addInstance(MFlowUI ui);
34
35 /***
36 * Gets an array of the current instances of MFlowUI
37 *
38 * @return an array of MFlowUI
39 */
40 MFlowUI[] getInstances();
41
42 /***
43 * Removes an instance of MFlowUI
44 *
45 * @param ui the instance to remove
46 */
47 void removeInstance(MFlowUI ui);
48
49 /***
50 * Sets the current instance of the UI.
51 *
52 * @param ui the new UI instance to set
53 */
54 void setCurrentInstance(MFlowUI ui);
55
56 /***
57 * @return the current UI instance
58 */
59 MFlowUI getCurrentInstance();
60 }
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