01: /*
02: * Jacareto Copyright (c) 2002-2005
03: * Applied Computer Science Research Group, Darmstadt University of
04: * Technology, Institute of Mathematics & Computer Science,
05: * Ludwigsburg University of Education, and Computer Based
06: * Learning Research Group, Aachen University. All rights reserved.
07: *
08: * Jacareto is free software; you can redistribute it and/or
09: * modify it under the terms of the GNU General Public
10: * License as published by the Free Software Foundation; either
11: * version 2 of the License, or (at your option) any later version.
12: *
13: * Jacareto is distributed in the hope that it will be useful,
14: * but WITHOUT ANY WARRANTY; without even the implied warranty of
15: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16: * General Public License for more details.
17: *
18: * You should have received a copy of the GNU General Public
19: * License along with Jacareto; if not, write to the Free
20: * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21: *
22: */
23:
24: package jacareto.comp;
25:
26: import jacareto.system.Environment;
27:
28: import java.awt.Component;
29:
30: /**
31: * This is a class which provides methods for BasicArrowButtons.
32: *
33: * @author <a href="mailto:cspannagel@web.de">Christian Spannagel</a>
34: * @version 1.0
35: */
36: public class BasicArrowButtonHandler extends AbstractButtonHandler {
37: /**
38: * Creates a new BasicArrowButton handler.
39: *
40: * @param env the environment
41: * @param components the components instance
42: */
43: public BasicArrowButtonHandler(Environment env,
44: Components components) {
45: super (env, components);
46: }
47:
48: /**
49: * Returns whether this handler is responsible for the given component. This class is
50: * responsible for BasicArrowButtons.
51: *
52: * @param component the component
53: *
54: * @return <code>true</code> if this handler is responsible for the given component, otherwise
55: * <code>false</code>
56: */
57: public boolean handlesComponent(Component component) {
58: return (component != null)
59: && component instanceof javax.swing.plaf.basic.BasicArrowButton;
60: }
61:
62: /**
63: * Returns <code>false</code>.
64: *
65: * @return DOCUMENT ME!
66: */
67: public boolean isAlwaysDisabled() {
68: return false;
69: }
70: }
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