Aleksandr – 9. aprill 2015, kell 08:35

2015-04-09T08:35:10Z

Aleksandr: Uus lehekülg: 'Вернуться на страницу предмета JavaFXIntro.java: import javafx.application.Application; import javafx.scene.Scene;...'

2015-04-09T08:34:50Z

Uus lehekülg: 'Вернуться на страницу предмета JavaFXIntro.java: <source lang="java"> import javafx.application.Application; import javafx.scene.Scene;...'

Uus lehekülg

Вернуться [[ITI0011RUS|на страницу предмета]]

JavaFXIntro.java:
<source lang="java">
import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;

/**
* @author aleksandr.lenin
*
*/
public class JavaFXIntro extends Application {

/**
* @param args
*/
public static void main(String[] args) {
launch(args);
}

@Override
public void start(Stage primaryStage) throws Exception {
Scene sc = new Scene(new StackPane(),800,600);
primaryStage.setScene(sc);
primaryStage.show();
}

}
</source>

HelloWorld.java:
<source lang="java">
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.control.TextField;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;

public class HelloWorld extends Application {
public static void main(String[] args) {
launch(args);
}

@Override
public void start(Stage primaryStage) {
primaryStage.setTitle("Hello World!");
StackPane root = new StackPane();
Scene scene = new Scene(root, 300, 250);
TextField text = new TextField();
text.setText("My awesome contribution =)");
Label label = new Label();
label.setText("Foo");

Button btn = new Button();
btn.setText("Say 'Hello World'");
/*
btn.setOnAction(
new EventHandler<ActionEvent>() {
@Override
public void handle(ActionEvent event) {
System.out.println("Hello World!");
}
}
);
*/
btn.setOnAction(new MyAwesomeEventHandler(scene));
StackPane.setAlignment(text, Pos.TOP_CENTER);
StackPane.setAlignment(label, Pos.BOTTOM_CENTER);
root.getChildren().add(btn);
root.getChildren().add(text);
root.getChildren().add(label);
primaryStage.setScene(scene);
primaryStage.show();
}
}
</source>

MyAwesomeEventHandler.java:
<source lang="java">

import javafx.collections.ObservableList;
import javafx.event.ActionEvent;
import javafx.event.Event;
import javafx.event.EventHandler;
import javafx.scene.Node;
import javafx.scene.Scene;
import javafx.scene.control.Label;
import javafx.scene.control.TextField;
import javafx.scene.layout.StackPane;

/**
* @author aleksandr.lenin
*
*/
public class MyAwesomeEventHandler implements EventHandler<ActionEvent> {

private Scene scene = null;

public MyAwesomeEventHandler(Scene scene) {
this.scene = scene;
}

@Override
public void handle(ActionEvent event) {
StackPane root = (StackPane) this.scene.getRoot();
ObservableList<Node> children = root.getChildren();

Label label = null;
TextField text = null;
for(Node n : children) {
if(n instanceof Label) {
label = (Label) n;
}
else if(n instanceof TextField) {
text = (TextField) n;
}
}

label.setText(text.getText());
}

}
</source>

@@ 83. rida: / 83. rida: @@
+}
 </source>
 MyAwesomeEventHandler.java:

ITI0011RUS:javafx ex - Redigeerimiste ajalugu

Aleksandr – 9. aprill 2015, kell 08:35

Aleksandr: Uus lehekülg: 'Вернуться на страницу предмета JavaFXIntro.java: import javafx.application.Application; import javafx.scene.Scene;...'