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

import javafx.application.Application;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Color;
import javafx.scene.shape.Rectangle;
import javafx.stage.Stage;

/**
 *
 * @author sjiang
 */
public class TableViewTest1 extends Application {
    TableView tableView = null;
    Rectangle rec = new Rectangle(20, 20);
    Color c = Color.BLACK;
    int count = 0;
    
    boolean adding = true;
    public static void main(String[] args) throws Exception {
        Application.launch(args);
    }

    @Override
    public void start(Stage stage) throws Exception {
        tableView = new TableView();
       
        tableView.addEventHandler(javafx.scene.input.MouseEvent.MOUSE_CLICKED, new EventHandler<javafx.scene.input.MouseEvent>() {
            @Override
            public void handle(javafx.scene.input.MouseEvent me) {
                if (c == Color.BLACK) {
                    c = Color.RED;         
                } else {
                    c = Color.BLACK;
                }
                rec.setFill(c);
                
                if (adding) {
                    System.out.println("--- adding a column containing a child");
                    TableColumn column1 = new TableColumn("" + count++);
                    tableView.getColumns().setAll(column1);
                    TableColumn column2 = new TableColumn("" + count++);
                    column1.getColumns().setAll(column2);

                    adding = false;
                } else {
                    System.out.println("--- remove all chidren");
                    
                    tableView.getColumns().clear();           
                    adding = true;
                }
                ppp();                              
            }
        });
     
        VBox vbox = new VBox();
        vbox.getChildren().setAll(rec, tableView);
        
        Scene scene = new Scene(vbox);
        stage.setScene(scene);
        stage.setWidth(350);
        stage.setHeight(620);
        
        stage.show();
    }
    
    private void ppp() {
        for (Object o : tableView.getColumns()) {
            printColumn((TableColumn)o, "  ");
        }
    }
    
    private void printColumn(TableColumn tc, String prefix) {
        System.out.println(prefix+" "+tc.getText());
        for (Object o : tc.getColumns()) {
            printColumn((TableColumn)o, prefix+"  ");
        }
    }
}