用JavaVScode编写一个程序,将四个风扇按照两行两列置于一个GridPane中
时间: 2024-03-13 18:45:20 浏览: 17
好的,以下是Java代码实现:
```java
import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.GridPane;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
public class FanGrid extends Application {
@Override
public void start(Stage primaryStage) throws Exception {
// 创建GridPane
GridPane gridPane = new GridPane();
gridPane.setPadding(new Insets(10));
gridPane.setHgap(10);
gridPane.setVgap(10);
// 添加四个风扇
FanPane fan1 = new FanPane();
FanPane fan2 = new FanPane();
FanPane fan3 = new FanPane();
FanPane fan4 = new FanPane();
gridPane.add(fan1, 0, 0);
gridPane.add(fan2, 1, 0);
gridPane.add(fan3, 0, 1);
gridPane.add(fan4, 1, 1);
// 创建Scene并将GridPane添加到其中
Scene scene = new Scene(gridPane);
primaryStage.setScene(scene);
primaryStage.show();
}
public static void main(String[] args) {
launch(args);
}
}
class FanPane extends StackPane {
public FanPane() {
// 添加风扇按钮
Button button = new Button("Fan");
getChildren().add(button);
}
}
```
这个程序创建了一个GridPane,然后将四个风扇添加到其中,最后将GridPane添加到Scene中并显示出来。每个风扇都是一个继承自StackPane的FanPane类,里面只有一个按钮。运行程序后,应该可以看到四个风扇按照两行两列排列在GridPane中。