OBP poslednja vezba

sample.fxml

<?xml version="1.0" encoding="UTF-8"?>

<?import javafx.scene.control.Button?>
<?import javafx.scene.control.Label?>
<?import javafx.scene.control.TextField?>
<?import javafx.scene.layout.ColumnConstraints?>
<?import javafx.scene.layout.GridPane?>
<?import javafx.scene.layout.RowConstraints?>

<?import javafx.scene.control.TextArea?>
<GridPane alignment="center" hgap="10" vgap="10" xmlns="http://javafx.com/javafx/8.0.131" xmlns:fx="http://javafx.com/fxml/1" fx:controller="sample.Controller">

    <rowConstraints>
        <RowConstraints percentHeight="20" />
        <RowConstraints percentHeight="20" />
        <RowConstraints percentHeight="20" />
        <RowConstraints percentHeight="40" />
    </rowConstraints>
    <columnConstraints>
        <ColumnConstraints percentWidth="40" />
        <ColumnConstraints percentWidth="60" />
    </columnConstraints>

    <children>
        <Label style="-fx-font-size: 20;" GridPane.columnIndex="0" GridPane.halignment="CENTER" GridPane.rowIndex="0">Ime:</Label>
        <TextField fx:id="txtIme" promptText="Unesite svoje ime" GridPane.columnIndex="1" GridPane.rowIndex="0" />
        <Label style="-fx-font-size: 20;" GridPane.columnIndex="0" GridPane.halignment="CENTER" GridPane.rowIndex="1">Prezime:</Label>
        <TextField fx:id="txtPrezime" promptText="Unesite svoje prezime" GridPane.columnIndex="1" GridPane.rowIndex="1" />
      <Button onAction="#potvrda" mnemonicParsing="false" text="Potvrda"  GridPane.halignment="CENTER" GridPane.rowIndex="2" />
        <Button text="Vreme" onAction="#vreme" GridPane.rowIndex="2" GridPane.columnIndex="1"/>
        <TextArea fx:id="taSadrzaj" GridPane.columnIndex="0" GridPane.rowIndex="3" GridPane.columnSpan="2"/>
    </children>
</GridPane>

----------------------------------------------------

package sample;

import javafx.concurrent.Task;
import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.scene.control.DateCell;
import javafx.scene.control.TextArea;
import javafx.scene.control.TextField;

import java.util.Date;

public class Controller {

    @FXML
    TextField txtIme;
    @FXML
    TextField txtPrezime;
    @FXML
    TextArea taSadrzaj;

    public void potvrda(ActionEvent actionEvent) {
        taSadrzaj.setText(txtIme.getText()+" "+txtPrezime.getText());
        txtIme.setStyle("-fx-border-color: blueviolet");
    }
    public void vreme(ActionEvent actionEvent) {
        Task<Void> t1=new Task<Void>() {
            @Override
            protected Void call() throws Exception {
                for (int i=0;i<10;i++){
                    Date d=new Date();
                    taSadrzaj.setText(d.toString());
                    Thread.sleep(1000);
                }
                return null;
            }
        };

        new Thread(t1).start();
    }

}


--------------------------------------------------------

package sample;

import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.stage.Stage;

public class Main extends Application {

    @Override
    public void start(Stage primaryStage) throws Exception{
        Parent root = FXMLLoader.load(getClass().getResource("sample.fxml"));
        primaryStage.setTitle("Hello World");
        primaryStage.setScene(new Scene(root, 300, 275));
        primaryStage.show();
    }


    public static void main(String[] args) {
        launch(args);
    }
}