Graphs.java

package wf.util;

import java.io.IOException;

import javafx.event.EventHandler;
import javafx.fxml.FXMLLoader;
import javafx.scene.Scene;
import javafx.scene.layout.AnchorPane;
import javafx.stage.Modality;
import javafx.stage.Stage;
import javafx.stage.WindowEvent;
import wf.Main;
import wf.view.GraphsController;

public class Graphs {

	private GraphsController graphsController = new GraphsController();

	private AnchorPane graphs_ap = new AnchorPane();
	private FXMLLoader loader = new FXMLLoader();
	private Stage graphs_st = new Stage();

	private static final Graphs INSTANCE = new Graphs();

	public Graphs() {

		try {

			loader.setLocation(Main.class.getResource("view/Graphs.fxml"));

			graphs_ap = ((AnchorPane) loader.load());

			// Show the scene containing the root layout.
			final Scene graphs_sc = new Scene(graphs_ap);
			graphs_sc.getStylesheets().clear();
			graphs_sc.getStylesheets().add(Main.class.getResource("/wf/view/application.css").toExternalForm());


			graphs_st.setScene(graphs_sc);
		 	graphs_st.setResizable(false);
		 	graphs_st.initModality(Modality.APPLICATION_MODAL);
		 	graphs_st.setOnCloseRequest(new EventHandler<WindowEvent>() {

		 		@Override
		 		public void handle(WindowEvent event) {
			        event.consume();
			    }
			});

		 	setStage(graphs_st);

		} catch (IOException e) {

			e.printStackTrace();
		}
	}

	private void setStage(Stage stage) {

		this.graphs_st = stage;
	}

	public Stage getStage() {

		return graphs_st;
	}

	public void showStage() {

		graphsController = loader.<GraphsController>getController();
		graphsController.setChanel();
		//graphsController.initGraph();
		//graphsController.getClass(); //no function, added to avoid warning message
		//graphsController.initScalingFactor();
		
		graphs_st.showAndWait();
	}


	public static Graphs getInstance() {

		return INSTANCE;
	}
}