01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * Contributor(s):
25: *
26: * The Original Software is NetBeans. The Initial Developer of the Original
27: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
28: * Microsystems, Inc. All Rights Reserved.
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30: * If you wish your version of this file to be governed by only the CDDL
31: * or only the GPL Version 2, indicate your decision by adding
32: * "[Contributor] elects to include this software in this distribution
33: * under the [CDDL or GPL Version 2] license." If you do not indicate a
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35: * your version of this file under either the CDDL, the GPL Version 2 or
36: * to extend the choice of license to its licensees as provided above.
37: * However, if you add GPL Version 2 code and therefore, elected the GPL
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40: */
41:
42: package org.netbeans.modules.form.layoutsupport;
43:
44: import org.openide.nodes.Node;
45:
46: /**
47: * This interface represents one layout constraints object describing position
48: * of a component in visual container layout. This interface is the second part
49: * of the layout support extensions - alongside LayoutSupportDelegate, which
50: * takes care about container layout as a whole.
51: *
52: * @see LayoutSupportDelegate
53: *
54: * @author Tomas Pavek
55: */
56:
57: public interface LayoutConstraints {
58:
59: /** Gets the properties of these component layout constraints to be
60: * presented in Component Inspector for the component.
61: * @return properties of these constraints
62: */
63: Node.Property[] getProperties();
64:
65: /** Gets the real (reference) constraints object behind this metaobject.
66: * This object is used as the constraints parameter when adding a component
67: * to container.
68: * @return the real constraints object
69: */
70: Object getConstraintsObject();
71:
72: /** Cloning method - creates a copy of the constraints. It should clone
73: * the reference object inside.
74: * @return cloned LayoutConstraints
75: */
76: LayoutConstraints cloneConstraints();
77: }
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