/*
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 * and open the template in the editor.
 */
package tests;

import javafx.application.Application;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.event.EventHandler;
import javafx.geometry.Point2D;
import javafx.scene.Scene;
import javafx.scene.control.Label;
import javafx.scene.control.TreeItem;
import javafx.scene.control.TreeView;
import javafx.scene.input.MouseEvent;
import javafx.scene.layout.HBox;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;

/**
 *
 * @author sjiang
 */
public class TreeItemClick2 extends Application {
    public static void main(String[] args) throws Exception {
        Application.launch(args);
    }

    @Override
    public void start(Stage stage) throws Exception {
        final TreeView<Label> treeView = new TreeView<Label>();
        final TreeItem<Label> root = new TreeItem<Label>(new Label("label"));
        treeView.setRoot(root);
        treeView.setEditable(true);
        treeView.editingItemProperty().addListener(new ChangeListener<TreeItem<Label>>() {
            @Override
            public void changed(ObservableValue<? extends TreeItem<Label>> arg0, TreeItem<Label> arg1, TreeItem<Label> arg2) {
                System.out.println("---jsl new editing item: "+treeView.editingItemProperty().getValue());
            }            
        });
        addChildren(root, 3);    
        for (TreeItem<Label> c : root.getChildren()) {
            addChildren(c, 3);
        }
        root.setExpanded(true);
     
        StackPane sp = new StackPane();
        sp.getChildren().setAll(treeView);
        
        Scene scene = new Scene(sp);
        stage.setScene(scene);
        stage.setWidth(350);
        stage.setHeight(620);
        
        stage.show();
    }
    
    private void addChildren(TreeItem<Label> parent, int nb) {
        for (int i=0; i<nb; i++) {
            String name = parent.getValue().getText()+"-"+i;
            Label label = new Label(name);
            label.setId(name);
            TreeItem<Label> c = new TreeItem<Label>(label);
            parent.getChildren().add(c);
        }
    }
}