Example usage for javafx.scene.control TreeItem isLeaf

Introduction

In this page you can find the example usage for javafx.scene.control TreeItem isLeaf.

Prototype

public boolean isLeaf() 

Source Link

Document

A TreeItem is a leaf if it has no children.

Usage

From source file:org.eclipse.jubula.rc.javafx.tester.adapter.TreeOperationContext.java

@Override
public boolean isLeaf(final Object node) {
    boolean result = EventThreadQueuerJavaFXImpl.invokeAndWait("isLeaf", //$NON-NLS-1$
            new Callable<Boolean>() {

                @Override/*from w  w  w  .  j  av a  2  s.  c  o  m*/
                public Boolean call() throws Exception {
                    TreeItem<?> item = (TreeItem<?>) node;
                    return item.isLeaf();
                }
            });

    return result;
}

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From source file:org.jevis.jeconfig.plugin.classes.ClassTree.java

private void expand(TreeItem<JEVisClass> item, boolean expand) {
    if (!item.isLeaf()) {
        if (item.isExpanded() && !expand) {
            item.setExpanded(expand);/*  w  w  w.  ja  va 2 s.  c o  m*/
        } else if (!item.isExpanded() && expand) {
            item.setExpanded(expand);
        }

        for (TreeItem<JEVisClass> child : item.getChildren()) {
            expand(child, expand);
        }
    }
}

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From source file:sonicScream.controllers.CategoryTabController.java

public CategoryTabController(Category category) {
    URL location = getClass().getResource("/sonicScream/views/CategoryTab.fxml");
    FXMLLoader loader = new FXMLLoader(location);
    loader.setRoot(this);
    loader.setController(this);
    try {//from w w  w  .j  ava  2 s .c o m
        loader.load();
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    }

    _category = category;

    this.textProperty().bind(_category.categoryNameProperty());
    CategoryTabComboBox.setItems(_category.getCategoryScripts());

    //These two bindings handle changing between categories with only a single 
    //script (items) and those with multiple (everything else)
    SimpleListProperty bindableList = new SimpleListProperty();
    bindableList.bind(new SimpleObjectProperty<>(_category.getCategoryScripts()));
    CategoryTabComboBox.visibleProperty().bind(Bindings.greaterThan(bindableList.sizeProperty(), 1));

    selectedScriptNodeProperty().bind(CategoryTabTreeView.getSelectionModel().selectedItemProperty());

    selectedScript.bind(CategoryTabComboBox.getSelectionModel().selectedItemProperty());

    if (_category.getCategoryScripts() != null && !_category.getCategoryScripts().isEmpty()) {
        CategoryTabComboBox.valueProperty().set(_category.getCategoryScripts().get(0));
        handleComboBoxChanged(null);
    }

    SwapDisplayModeButton.textProperty().bind(Bindings.when(displayMode.isEqualTo(CategoryDisplayMode.SIMPLE))
            .then("Advanced >>").otherwise("<< Simple"));

    CategoryTabTreeView.getSelectionModel().selectedItemProperty()
            .addListener((observable, oldValue, newValue) -> {
                if (newValue != null) {
                    TreeItem<String> scriptValue = TreeUtils.getRootMinusOne((TreeItem<String>) newValue);
                    TreeItem<String> selectedValue = (TreeItem<String>) newValue;
                    CategoryTabScriptValueLabel.setText(scriptValue.getValue());
                    selectedScriptNodeIsLeaf.set(selectedValue.isLeaf());
                }
            });
}

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From source file:sonicScream.controllers.CategoryTabController.java

/**
 * Replaces the currently-selected node's script value with a generated value based on a user-selected sound file.
 * Updates the selected Script's values, converts it to a local Script, writes the Script out to disk, and copies
 * the selected sound file to the appropriate location in the user's profile folder.
 * Only available to the user in Simple mode.
 * @throws IOException/*from w w  w  .j a  va  2 s  .c om*/
 */
public void replaceSound() throws IOException {
    TreeItem<String> selectedNode = (TreeItem<String>) CategoryTabTreeView.getSelectionModel()
            .getSelectedItem();
    if (!selectedNode.isLeaf()) {
        return; //Shouldn't even be possible, but just in case
    }

    Stage currentStage = (Stage) CategoryTabScriptValueLabel.getScene().getWindow();
    Path newSoundFile = chooseSoundFile(currentStage);

    replaceSound(newSoundFile);
}

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From source file:sonicScream.controllers.CategoryTabController.java

public void revertSound() {
    TreeItem<String> selectedNode = (TreeItem<String>) CategoryTabTreeView.getSelectionModel()
            .getSelectedItem();//from   w  w  w .  j av a 2  s .c  o m
    if (!selectedNode.isLeaf()) {
        return; //Shouldn't even be possible, but just in case
    }
    //We use this later to find the correct node to select after a reversion.
    int nodeParentIndex = selectedNode.getParent().getParent().getChildren().indexOf(selectedNode.getParent());

    Script activeScript = (Script) CategoryTabComboBox.getValue();

    //get the index of the selected node relative to its parent.
    int selectedWaveIndex = selectedNode.getParent().getChildren().indexOf(selectedNode);
    VPKFileService vpkService = (VPKFileService) ServiceLocator.getService(VPKFileService.class);
    Script vpkScript = new Script(vpkService.getVPKEntry(activeScript.getVPKPath()), _category);
    List<TreeItem<String>> vpkWaves = TreeUtils.getWaveStrings(vpkScript.getRootNode()).orElse(null);
    if (vpkWaves != null && vpkWaves.size() > selectedWaveIndex) {
        TreeItem<String> selectedNodeInRoot = TreeUtils.getWaveStrings(activeScript.getRootNode()).get()
                .get(selectedWaveIndex);
        TreeItem<String> selectedNodeInVPKRoot = vpkWaves.get(selectedWaveIndex);
        String vpkNodeString = StringUtils.normalizeSpace((selectedNodeInVPKRoot.getValue()));
        selectedNodeInRoot.setValue(vpkNodeString);
        selectedNode.setValue(StringParsing.rootSoundToSimpleSound(vpkNodeString));
    }
    //if the index does NOT exist, remove the index from the root node, and
    //then do all the updating
    else {
        TreeItem<String> selectedNodeInRoot = TreeUtils.getWaveStrings(activeScript.getRootNode()).get()
                .get(selectedWaveIndex);
        selectedNodeInRoot.getParent().getChildren().remove(selectedNodeInRoot);
        selectedNode.getParent().getChildren().remove(selectedNode);
        //TODO: Delete the parent if it no longer has any children.
    }
}

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From source file:sonicScream.utilities.ScriptParser.java

private static StringBuilder recursiveBuildScript(StringBuilder scriptString, TreeItem<String> node,
        int level) {
    String tabs = "";
    for (int i = 1; i < level; i++) {
        tabs += "\t";
    }//from  w  ww. ja va 2  s.  c  o m

    if (node.getParent() != null) {
        scriptString.append(tabs + node.getValue() + "\n");
    }
    /* 
     * TODO: Figure out a way to track brace placement without just checking to see if a node has children. Maybe 
     * a custom node object that tracks whether a node is followed by braces?
     */
    if (!node.isLeaf()) {
        scriptString.append(tabs + "{\n");
        level++;
        for (int i = 0; i < node.getChildren().size(); i++) {
            scriptString = recursiveBuildScript(scriptString, node.getChildren().get(i), level);
        }
        level--;
        scriptString.append(tabs + "}\n");
    }
    return scriptString;
}

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From source file:sonicScream.utilities.ScriptParser.java

public static boolean areScriptTreesEqual(TreeItem<String> lhs, TreeItem<String> rhs) {
    if (lhs.getChildren().size() != rhs.getChildren().size() || lhs.isLeaf() != rhs.isLeaf()) {
        return false;
    }/*w w w.j  ava2  s . c  o  m*/

    boolean areEqual = true;

    if (!lhs.isLeaf()) {
        for (int i = 0; i < lhs.getChildren().size() - 1; i++) {
            areScriptTreesEqual(lhs.getChildren().get(i), rhs.getChildren().get(i));
        }
    }

    return lhs.getValue().equals(rhs.getValue());
}

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