JavaFX Layout Management

 JavaFX Layout Management 

// JavaFX Controls

// Layout management 

import javafx.application.*; 

import javafx.scene.*; 

import javafx.stage.*;

import javafx.event.*;

import javafx.scene.layout.*; 

import javafx.scene.control.*;

import javafx.scene.input.*; 

import javafx.geometry.*;

public class Layout_Demo extends Application

{

public static void main(String []as)

{

launch(as);

}

public void init(){}

public void stop(){}

public void start(Stage myStage)

{

myStage.setTitle("Layout Demo");

Button B1 = new Button("Top");

Button B2 = new Button("Right");

Button B3 = new Button("Bottom");

Button B4 = new Button("Left");

Button B5 = new Button("Center");

// Flow Layout Horizontal Orientation

FlowPane layout = new FlowPane(Orientation.HORIZONTAL, 25, 35);

layout.setAlignment(Pos.CENTER);

layout.getChildren().addAll(B1,B2,B3,B4,B5);

layout.setPadding(new Insets(10,10,10,10));

Scene myScene = new Scene(layout, 250, 250);

myStage.setScene(myScene);

myStage.show();

}

}

/*

// Flow Layout Vertical Orientation

FlowPane layout = new FlowPane(Orientation.VERTICAL, 25, 35);

layout.setAlignment(Pos.CENTER);

layout.getChildren().addAll(B1,B2,B3,B4,B5);

layout.setPadding(new Insets(10,10,10,10));

// HBox Layout

HBox layout = new HBox(25);

layout.setAlignment(Pos.CENTER);

layout.getChildren().addAll(B1,B2,B3,B4,B5);

layout.setPadding(new Insets(10,10,10,10));

// VBox Layout

VBox layout = new VBox(15);

layout.setAlignment(Pos.CENTER);

layout.getChildren().addAll(B1,B2,B3,B4,B5);

layout.setPadding(new Insets(10,10,10,10));

// Stack layout

B1.setPrefSize(200,200);

B2.setPrefSize(175,175);

B3.setPrefSize(150,150);

B4.setPrefSize(125,125);

B5.setPrefSize(100,100);

StackPane layout = new StackPane();

layout.setAlignment(Pos.CENTER);

layout.getChildren().addAll(B1,B2,B3,B4,B5);

layout.setPadding(new Insets(10,10,10,10));

// Border Layout

BorderPane layout = new BorderPane();

// Adding controls to each location

layout.setTop(B1);

layout.setRight(B2);

layout.setBottom(B3);

layout.setLeft(B4);

layout.setCenter(B5);

// Set alignment in each location 

BorderPane.setAlignment(B1,Pos.TOP_CENTER);

BorderPane.setAlignment(B2,Pos.CENTER_RIGHT);

BorderPane.setAlignment(B3,Pos.BOTTOM_CENTER);

BorderPane.setAlignment(B4,Pos.CENTER_LEFT);

BorderPane.setAlignment(B5,Pos.CENTER);

// Grid layout

GridPane layout = new GridPane();

layout.setAlignment(Pos.CENTER);

layout.setHgap(50);

layout.setVgap(50);

layout.setPadding(new Insets(25,25,25,25));

// Adding controls to each location (col x row)

layout.add(B1,0,0);

layout.add(B2,0,1);

layout.add(B3,1,0);

layout.add(B4,1,1);

// Column span (2,1)

layout.add(B5,0,2,2,1);

GridPane.setHalignment(B5, HPos.CENTER);

*/

// Sample Output

>javac --module-path "C:\javafx-sdk-25\lib" --add-modules javafx.controls Layout_Demo.java

>java --module-path "C:\javafx-sdk-25\lib" --add-modules javafx.controls Layout_Demo 

// FlowPane - Horizontal Orientation

// FlowPane - Vertical Orientation

// HBox

// VBox

// StackPane

// BorderPane

// GridPane