７６５４ - プログラム倉庫

package pic;
 
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
import javafx.scene.Group;
import javafx.scene.image.*;
import javafx.scene.shape.Rectangle;
import javafx.scene.image.Image;
import javafx.scene.paint.Color;
import javafx.scene.shape.Polygon;
import javafx.scene.shape.Line;
import javafx.scene.input.MouseEvent;
 
public class pro extends Application {
 
Image img;
ImageView imv;
int s,sx,w,h;    
String pic;
 
int page;
 
 
    public static void main(String args) {
        launch(args);
    }
 
    @Override
public void start(Stage primaryStage) {
 
 
 
        page=1;
 
        pic="http://propaganda-party.com/img/gallery/1307/pc_b/"+page+".jpg";
 
 
 
img = new Image(pic);
imv = new ImageView(img);
imv.setFitWidth(500);
imv.setFitHeight(500);
imv.setLayoutX(50);
imv.setLayoutY(50);
 
 
Button btn = new Button();
        btn.setText("<-");
        btn.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent event) {
               page=page+1;
                pic="http://propaganda-party.com/img/gallery/1307/pc_b/"+page+".jpg";
                Image imgx;
                imgx = new Image(pic);
imv.setImage(imgx);
 
            }
        });
       btn.setLayoutX(150);
btn.setLayoutY(650); 
 
 
 
      Button btn2 = new Button();
        btn2.setText("->");
        btn2.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent event) {
               page=page-1;
               if(page<1)page=1; 
               pic="http://propaganda-party.com/img/gallery/1307/pc_b/"+page+".jpg";
                Image imgy;
                imgy = new Image(pic);
imv.setImage(imgy);  
            }
        });
btn2.setLayoutX(450);
btn2.setLayoutY(650);
 
 
 
Group root = new Group();
Scene scene = new Scene(root, 700, 700);
root.getChildren().add(imv);     
root.getChildren().add(btn); 
root.getChildren().add(btn2); 
primaryStage.setTitle("Wig");
primaryStage.setScene(scene);
primaryStage.show();
    }
 
}