TreeViewBindings.java

  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.tree;

  27. import jakarta.annotation.Nonnull;
  28. import java.util.Optional;
  29. import java.util.concurrent.Executor;
  30. import javafx.scene.control.TreeCell;
  31. import javafx.scene.control.TreeView;
  32. import javafx.util.Callback;
  33. import it.tidalwave.util.annotation.VisibleForTesting;
  34. import it.tidalwave.ui.core.role.PresentationModel;
  35. import it.tidalwave.ui.javafx.impl.common.CellBinder;
  36. import it.tidalwave.ui.javafx.impl.common.TreeItemDelegateSupport;
  37. import lombok.extern.slf4j.Slf4j;
  38. import static it.tidalwave.ui.javafx.impl.DefaultJavaFXBinder.enforceFxApplicationThread;

  39. /***************************************************************************************************************************************************************
  40.  *
  41.  * @author  Fabrizio Giudici
  42.  *
  43.  **************************************************************************************************************************************************************/
  44. @Slf4j
  45. public class TreeViewBindings extends TreeItemDelegateSupport
  46.   {
  47.     @VisibleForTesting final Callback<TreeView<PresentationModel>, TreeCell<PresentationModel>> cellFactory;

  48.     /***********************************************************************************************************************************************************
  49.      *
  50.      **********************************************************************************************************************************************************/
  51.     public TreeViewBindings (@Nonnull final Executor executor, @Nonnull final CellBinder cellBinder)
  52.       {
  53.         super(executor);
  54.         cellFactory = ignored -> new AsObjectTreeCell<>(cellBinder);
  55.       }

  56.     /***********************************************************************************************************************************************************
  57.      *
  58.      **********************************************************************************************************************************************************/
  59.     public void bind (@Nonnull final TreeView<PresentationModel> treeView, @Nonnull final PresentationModel pm, @Nonnull final Optional<Runnable> callback)
  60.       {
  61.         enforceFxApplicationThread();
  62.         log.debug("bind({}, {}, {})", treeView, pm, callback);
  63.         setRootProperty(pm, treeView.rootProperty());
  64.         treeView.setCellFactory(cellFactory);
  65.         treeView.setShowRoot(shouldShowRoot(pm));
  66.         bindSelectionListener(treeView.getSelectionModel().selectedItemProperty());
  67.         callback.ifPresent(Runnable::run);
  68.       }
  69.   }