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1   /*
2    * *************************************************************************************************************************************************************
3    *
4    * TheseFoolishThings: Miscellaneous utilities
5    * http://tidalwave.it/projects/thesefoolishthings
6    *
7    * Copyright (C) 2009 - 2024 by Tidalwave s.a.s. (http://tidalwave.it)
8    *
9    * *************************************************************************************************************************************************************
10   *
11   * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
12   * You may obtain a copy of the License at
13   *
14   *     http://www.apache.org/licenses/LICENSE-2.0
15   *
16   * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
17   * CONDITIONS OF ANY KIND, either express or implied.  See the License for the specific language governing permissions and limitations under the License.
18   *
19   * *************************************************************************************************************************************************************
20   *
21   * git clone https://bitbucket.org/tidalwave/thesefoolishthings-src
22   * git clone https://github.com/tidalwave-it/thesefoolishthings-src
23   *
24   * *************************************************************************************************************************************************************
25   */
26  package it.tidalwave.role.ui;
27  
28  import javax.annotation.Nonnull;
29  import java.util.Collection;
30  import java.util.Collections;
31  import java.util.List;
32  import it.tidalwave.util.As;
33  import it.tidalwave.util.Callback;
34  import it.tidalwave.util.Parameters;
35  import it.tidalwave.role.ui.impl.DefaultUserAction;
36  // import javafx.beans.property.BooleanProperty;
37  
38  /***************************************************************************************************************************************************************
39   *
40   * @author  Fabrizio Giudici
41   *
42   **************************************************************************************************************************************************************/
43  public interface UserAction extends As
44    {
45      public static final Class<UserAction> _UserAction_ = UserAction.class;
46  
47      /***********************************************************************************************************************************************************
48       *
49       **********************************************************************************************************************************************************/
50      public void actionPerformed();
51  
52      /***********************************************************************************************************************************************************
53       * Returns the property describing the enabled status of this action.
54       *
55       * @return      the enabled property
56       **********************************************************************************************************************************************************/
57      @Nonnull
58      public BoundProperty<Boolean> enabled(); // TODO: rename to enabledProperty()
59  
60      /***********************************************************************************************************************************************************
61       * Creates a new instance out of a callback and a collection of roles.
62       *
63       * @param   callback    the callback
64       * @param   roles       the roles (or role factories)
65       * @return              the new instance
66       * @since               3.2-ALPHA-1 (replaces {@code new UserActionSupport()}
67       * @since               3.2-ALPHA-3 (refactored)
68       **********************************************************************************************************************************************************/
69      @Nonnull
70      public static UserAction of (@Nonnull final Callback callback, @Nonnull final Collection<Object> roles)
71        {
72          return new DefaultUserAction(callback, roles);
73        }
74  
75      /***********************************************************************************************************************************************************
76       * Creates a new instance out of a callback and a role (typically a {@link Displayable}).
77       *
78       * @param   callback    the callback
79       * @param   role        the role (or role factory)
80       * @return              the new instance
81       * @since               3.2-ALPHA-3
82       **********************************************************************************************************************************************************/
83      @Nonnull
84      public static UserAction of (@Nonnull final Callback callback, @Nonnull final Object role)
85        {
86          Parameters.mustNotBeArrayOrCollection(role, "role");
87          return of(callback, List.of(role));
88        }
89  
90      /***********************************************************************************************************************************************************
91       * Creates a new instance out of a callback.
92       *
93       * @param   callback    the callback
94       * @return              the new instance
95       * @since 3.2-ALPHA-3
96       **********************************************************************************************************************************************************/
97      @Nonnull
98      public static UserAction of (@Nonnull final Callback callback)
99        {
100         return of(callback, Collections.emptyList());
101       }
102   }