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1   /*
2    * *************************************************************************************************************************************************************
3    *
4    * SteelBlue: DCI User Interfaces
5    * http://tidalwave.it/projects/steelblue
6    *
7    * Copyright (C) 2015 - 2025 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/steelblue-src
22   * git clone https://github.com/tidalwave-it/steelblue-src
23   *
24   * *************************************************************************************************************************************************************
25   */
26  package it.tidalwave.ui.javafx.impl.filechooser;
27  
28  import jakarta.annotation.Nonnull;
29  import jakarta.annotation.Nullable;
30  import java.util.concurrent.Executor;
31  import java.util.function.Supplier;
32  import java.io.File;
33  import java.nio.file.Path;
34  import javafx.stage.DirectoryChooser;
35  import javafx.stage.FileChooser;
36  import javafx.stage.Window;
37  import javafx.application.Platform;
38  import it.tidalwave.ui.core.BoundProperty;
39  import it.tidalwave.ui.core.UserNotificationWithFeedback;
40  import it.tidalwave.ui.javafx.impl.common.DelegateSupport;
41  import lombok.extern.slf4j.Slf4j;
42  import static it.tidalwave.ui.javafx.impl.DefaultJavaFXBinder.enforceFxApplicationThread;
43  
44  /***************************************************************************************************************************************************************
45   *
46   * @author  Fabrizio Giudici
47   *
48   **************************************************************************************************************************************************************/
49  @Slf4j
50  public class FileChooserBindings extends DelegateSupport
51    {
52      /***********************************************************************************************************************************************************
53       *
54       **********************************************************************************************************************************************************/
55      public FileChooserBindings (@Nonnull final Executor executor, @Nonnull final Supplier<Window> mainWindow)
56        {
57          super(executor, mainWindow);
58        }
59  
60      /***********************************************************************************************************************************************************
61       * {@inheritDoc}
62       **********************************************************************************************************************************************************/
63      public void openFileChooserFor (@Nonnull final UserNotificationWithFeedback notification,
64                                      @Nonnull final BoundProperty<Path> selectedFile)
65        {
66          log.debug("openFileChooserFor({}, {})", notification, selectedFile);
67          enforceFxApplicationThread();
68  
69          final var fileChooser = new FileChooser();
70          fileChooser.setTitle(notification.getCaption());
71          fileChooser.setInitialDirectory(selectedFile.get().toFile());
72  
73          // It seems we need to take care of modality: https://javafx-jira.kenai.com/browse/RT-13949
74          final var file = runWhileDisabling(mainWindow.get(), () -> fileChooser.showOpenDialog(mainWindow.get()));
75  
76          notifyFile(file, notification, selectedFile);
77        }
78  
79      /***********************************************************************************************************************************************************
80       * {@inheritDoc}
81       **********************************************************************************************************************************************************/
82      public void openDirectoryChooserFor (@Nonnull final UserNotificationWithFeedback notification,
83                                           @Nonnull final BoundProperty<Path> selectedFolder)
84        {
85          log.debug("openDirectoryChooserFor({}, {})", notification, selectedFolder);
86          enforceFxApplicationThread();
87  
88          final var directoryChooser = new DirectoryChooser();
89          directoryChooser.setTitle(notification.getCaption());
90          directoryChooser.setInitialDirectory(selectedFolder.get().toFile());
91  
92          // It seems we need to take care of modality: https://javafx-jira.kenai.com/browse/RT-13949
93          final var file = runWhileDisabling(mainWindow.get(), () -> directoryChooser.showDialog(mainWindow.get()));
94  
95          notifyFile(file, notification, selectedFolder);
96        }
97  
98      /***********************************************************************************************************************************************************
99       *
100      **********************************************************************************************************************************************************/
101     private void notifyFile (@Nullable final File file,
102                              @Nonnull final UserNotificationWithFeedback notification,
103                              @Nonnull final BoundProperty<Path> selectedFile)
104       {
105         Platform.runLater(() ->
106           {
107             try
108               {
109                 if (file == null)
110                   {
111                     notification.cancel();
112                   }
113                 else
114                   {
115                     selectedFile.set(file.toPath());
116                     notification.confirm();
117                   }
118               }
119             catch (Exception e)
120               {
121                 log.warn("", e);
122               }
123           });
124       }
125   }