Positioning_With_BoderPane1
 
Code:

package javafxtemplate1;
//Recursion_BindContent_ListView1
//textProperty().addListener Listview Label
import java.util.ArrayList;
import java.util.List;
import javafx.application.Application;
import javafx.beans.binding.Bindings;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.stage.Stage;
import javafx.scene.control.Label;
import javafx.scene.control.ListView;
import javafx.scene.control.TextArea;
import javafx.scene.control.TextField;
import javafx.scene.layout.BorderPane;


/**
*
* @author Manas9
*/
public class JavaFXTemplate1 extends Application {
TextArea textArea1= new TextArea ();
TextArea textArea2= new TextArea ();
String newLine = "\n";static int xx1 ;
TextField textField = new TextField ();
Label label1 = new Label();
List<String> list1 = new ArrayList<>();
List<String> list2= new ArrayList<>();
ObservableList<String> set1 = FXCollections.observableList(list1);
ObservableList<String> set2 = FXCollections.observableList(list2);
ListView<String> lvwList1 = new ListView<>((ObservableList<String>) set1);
ListView<String> lvwList2 = new ListView<>((ObservableList<String>) set2);

@Override
public void start(Stage primaryStage) throws Exception {
//

//lvwList1 settings
lvwList1.setLayoutX(170); lvwList1.setLayoutY(60);
lvwList1.setMaxWidth(180);lvwList1.setMaxHeight(180);
Group groot1 = new Group(); Group groot2 = new Group();
label1.setText("Enter An Integer");
label1.setLayoutX(10);label1.setLayoutY(30);
Button calculate = new Button("Calculate");
calculate.setLayoutX(80);calculate.setLayoutY(0);
Button btn = new Button();
btn.setLayoutX(10);btn.setLayoutY(0);
textArea1.setLayoutX(10);textArea1.setLayoutY(60);
textArea1.setPrefHeight(180);textArea1.setPrefWidth(160);
textArea1.setPromptText("textarea1");
//
textField .setLayoutX(160);textField .setLayoutY(20);
textField.setPromptText("Enter an Integer");
//
calculate.setOnAction(e->ctrlBtnClicik());
btn.setText(" Clear");
btn.setOnAction(e->clearArea()) ;

groot1.getChildren().addAll(label1, textField, calculate, btn);
groot2.getChildren().addAll(textArea1,lvwList1);
BorderPane bpane = new BorderPane();

bpane.setCenter(groot2);
bpane.setTop(groot1);
//Scene scene = new Scene(groot, 350, 150);
Scene scene = new Scene(bpane, 450, 350);
primaryStage.setScene(scene);
primaryStage.setTitle("Linked Data:: Recursions");
primaryStage.show();
}
public static void main(String[] args) {
launch(args);
}
private int recursion(int n1) {
int x, sum=1, fact=n1;

fact= sum;
if (n1==1||n1==0) { return n1; }
else {
print(n1);
sum = sum *n1;
//Using Bindings.bindContent
set1.add("f- head sum :: "+ n1 + " * "+ fact+ " = "+ sum+ newLine);
Bindings.bindContent(set2, set1);
return n1 * recursion(n1-1);
}

}
private int recursion_1 ( int n, int sum )
{
int x, fact = sum;
if(n==1)
{ return sum; }
else
{
print(n);
sum = sum *n;
textArea1.appendText("f- tail sum :: "+ n + " * "+ fact+ " = "+ sum+ newLine);
return recursion_1(n-1,sum);
}

}
private void print(int n1)
{
textArea1.appendText("f-head proessed :: "+ n1 +newLine);
}

private void ctrlBtnClicik(){
int xy1=Integer.parseInt(textField.getText());
label1.setText("you Entered "+ xy1);
//gcd(xy1, 3);
String strClick= ("factorials "+String.valueOf(recursion(xy1)));
textArea1.appendText(strClick);
lvwList1.getItems().addAll(strClick);
}
private void clearArea()
{
textArea1.clear();
label1.setText("");
lvwList1.getItems().clear();
textArea1.setPromptText("textarea1");
}
}package javafxtemplate1;
//Recursion_BindContent_ListView1
//textProperty().addListener Listview Label
import java.util.ArrayList;
import java.util.List;
import javafx.application.Application;
import javafx.beans.binding.Bindings;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.stage.Stage;
import javafx.scene.control.Label;
import javafx.scene.control.ListView;
import javafx.scene.control.TextArea;
import javafx.scene.control.TextField;
import javafx.scene.layout.BorderPane;


/**
*
* @author Manas9
*/
public class JavaFXTemplate1 extends Application {
TextArea textArea1= new TextArea ();
TextArea textArea2= new TextArea ();
String newLine = "\n";static int xx1 ;
TextField textField = new TextField ();
Label label1 = new Label();
List<String> list1 = new ArrayList<>();
List<String> list2= new ArrayList<>();
ObservableList<String> set1 = FXCollections.observableList(list1);
ObservableList<String> set2 = FXCollections.observableList(list2);
ListView<String> lvwList1 = new ListView<>((ObservableList<String>) set1);
ListView<String> lvwList2 = new ListView<>((ObservableList<String>) set2);

@Override
public void start(Stage primaryStage) throws Exception {
//

//lvwList1 settings
lvwList1.setLayoutX(170); lvwList1.setLayoutY(60);
lvwList1.setMaxWidth(180);lvwList1.setMaxHeight(180);
Group groot1 = new Group(); Group groot2 = new Group();
label1.setText("Enter An Integer");
label1.setLayoutX(10);label1.setLayoutY(30);
Button calculate = new Button("Calculate");
calculate.setLayoutX(80);calculate.setLayoutY(0);
Button btn = new Button();
btn.setLayoutX(10);btn.setLayoutY(0);
textArea1.setLayoutX(10);textArea1.setLayoutY(60);
textArea1.setPrefHeight(180);textArea1.setPrefWidth(160);
textArea1.setPromptText("textarea1");
//
textField .setLayoutX(160);textField .setLayoutY(20);
textField.setPromptText("Enter an Integer");
//
calculate.setOnAction(e->ctrlBtnClicik());
btn.setText(" Clear");
btn.setOnAction(e->clearArea()) ;

groot1.getChildren().addAll(label1, textField, calculate, btn);
groot2.getChildren().addAll(textArea1,lvwList1);
BorderPane bpane = new BorderPane();

bpane.setCenter(groot2);
bpane.setTop(groot1);
//Scene scene = new Scene(groot, 350, 150);
Scene scene = new Scene(bpane, 450, 350);
primaryStage.setScene(scene);
primaryStage.setTitle("Linked Data:: Recursions");
primaryStage.show();
}
public static void main(String[] args) {
launch(args);
}
private int recursion(int n1) {
int x, sum=1, fact=n1;

fact= sum;
if (n1==1||n1==0) { return n1; }
else {
print(n1);
sum = sum *n1;
//Using Bindings.bindContent
set1.add("f- head sum :: "+ n1 + " * "+ fact+ " = "+ sum+ newLine);
Bindings.bindContent(set2, set1);
return n1 * recursion(n1-1);
}

}
private int recursion_1 ( int n, int sum )
{
int x, fact = sum;
if(n==1)
{ return sum; }
else
{
print(n);
sum = sum *n;
textArea1.appendText("f- tail sum :: "+ n + " * "+ fact+ " = "+ sum+ newLine);
return recursion_1(n-1,sum);
}

}
private void print(int n1)
{
textArea1.appendText("f-head proessed :: "+ n1 +newLine);
}

private void ctrlBtnClicik(){
int xy1=Integer.parseInt(textField.getText());
label1.setText("you Entered "+ xy1);
//gcd(xy1, 3);
String strClick= ("factorials "+String.valueOf(recursion(xy1)));
textArea1.appendText(strClick);
lvwList1.getItems().addAll(strClick);
}
private void clearArea()
{
textArea1.clear();
label1.setText("");
lvwList1.getItems().clear();
textArea1.setPromptText("textarea1");
}
}

 
displays:

Clear the contents: