Package: ChangeListenerSelectableAdapter

ChangeListenerSelectableAdapter

name	instruction	branch	complexity	line	method
asTreeItemChangeListener()	M: 3 C: 0 0%	M: 0 C: 0 100%	M: 1 C: 0 0%	M: 1 C: 0 0%	M: 1 C: 0 0%
changed(ObservableValue, PresentationModel, PresentationModel)	M: 25 C: 0 0%	M: 2 C: 0 0%	M: 2 C: 0 0%	M: 4 C: 0 0%	M: 1 C: 0 0%
lambda$changed$0(PresentationModel)	M: 6 C: 0 0%	M: 0 C: 0 100%	M: 1 C: 0 0%	M: 1 C: 0 0%	M: 1 C: 0 0%
onTreeItemChanged(ObservableValue, TreeItem, TreeItem)	M: 8 C: 0 0%	M: 0 C: 0 100%	M: 1 C: 0 0%	M: 2 C: 0 0%	M: 1 C: 0 0%
safe(TreeItem)	M: 8 C: 0 0%	M: 2 C: 0 0%	M: 2 C: 0 0%	M: 1 C: 0 0%	M: 1 C: 0 0%
static {...}	M: 0 C: 4 100%	M: 0 C: 0 100%	M: 0 C: 1 100%	M: 0 C: 1 100%	M: 0 C: 1 100%

Coverage

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.common;
27:
28: import jakarta.annotation.Nonnull;
29: import javax.annotation.Nullable;
30: import java.util.concurrent.Executor;
31: import javafx.beans.value.ChangeListener;
32: import javafx.beans.value.ObservableValue;
33: import javafx.scene.control.TreeItem;
34: import it.tidalwave.ui.core.role.PresentationModel;
35: import it.tidalwave.ui.core.role.Selectable;
36: import lombok.RequiredArgsConstructor;
37: import lombok.extern.slf4j.Slf4j;
38: import static it.tidalwave.ui.core.role.Selectable._Selectable_;
39:
40: /***************************************************************************************************************************************************************
41: *
42: * @author Fabrizio Giudici
43: *
44: **************************************************************************************************************************************************************/
45: @RequiredArgsConstructor @Slf4j
46: public class ChangeListenerSelectableAdapter implements ChangeListener<PresentationModel>
47: {
48: @Nonnull
49: protected final Executor executor;
50:
51: @Nonnull
52: public ChangeListener<TreeItem<PresentationModel>> asTreeItemChangeListener()
53: {
54: return this::onTreeItemChanged;
55: }
56:
57: private void onTreeItemChanged (@Nullable final ObservableValue<? extends TreeItem<PresentationModel>> observable,
58: @Nullable final TreeItem<PresentationModel> oldValue,
59: @Nullable final TreeItem<PresentationModel> newValue)
60: {
61: changed(null, safe(oldValue), safe(newValue));
62: }
63:
64: @Override
65: public void changed (@Nullable final ObservableValue<? extends PresentationModel> ov,
66: @Nullable final PresentationModel oldPm,
67: @Nullable final PresentationModel newPm)
68: {
69: log.trace("changed({}, {}, {})", ov, oldPm, newPm);
70:
71:• if (newPm != null) // no selection
72: {
73: executor.execute(() -> newPm.maybeAs(_Selectable_).ifPresent(Selectable::select));
74: }
75: }
76:
77: @Nullable
78: private static PresentationModel safe (@Nullable final TreeItem<PresentationModel> value)
79: {
80:• return (value != null) ? value.getValue() : null;
81: }
82: }