Need help debugging my code for my final, it's only coming up with a blank GUI window
import javafx.application.Application;
import javafx.application.Platform;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.TextInputDialog;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.stage.FileChooser;
import javafx.stage.Stage;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
public class JIMachine extends Application {
private ImageView imageView;
private Button originalSizeButton;
private Button zoomOutButton = new Button("Zoom Out");
private Button openButton;
private Button nextButton;
private Button prevButton;
private Button thumbnailButton;
private Button captionButton;
private Button saveButton; // New save button
private List<File> album;
private int currentImageIndex;
private VBox thumbnailPane;
private String currentCaption;
private File currentFile = new File("path/to/file");
public JIMachine() {
}
u/Override
public void start(Stage stage) {
// Initialize UI components
imageView = new ImageView();
imageView.setPreserveRatio(false);
Button zoomInButton = new Button("Zoom In");
originalSizeButton = new Button("100%");
zoomOutButton = new Button("Zoom Out");
openButton = new Button("Open");
nextButton = new Button("Next");
prevButton = new Button("Previous");
thumbnailButton = new Button("Thumbnails");
captionButton = new Button("Caption");
saveButton = new Button("Save Album");
Button openAlbumButton = new Button("Open Album");
thumbnailPane = new VBox(10);
album = getCurrentDirectoryFiles();
currentImageIndex = 0;
// Set event handlers
zoomInButton.setOnAction(event -> zoomImage(1.25));
originalSizeButton.setOnAction(event -> setOriginalSize());
zoomOutButton.setOnAction(event -> zoomImage(0.8));
openButton.setOnAction(event -> openImage(stage));
nextButton.setOnAction(event -> showNextImage());
prevButton.setOnAction(event -> showPrevImage());
thumbnailButton.setOnAction(event -> showThumbnails());
captionButton.setOnAction(event -> setCaption());
saveButton.setOnAction(event -> saveAlbum(stage));
openAlbumButton.setOnAction(event -> openAlbum(stage));
HBox buttonPane = new HBox(10, openButton, zoomInButton, originalSizeButton, zoomOutButton, prevButton, nextButton, thumbnailButton, captionButton, saveButton, openAlbumButton);
HBox newButtonPane = new HBox(10, openButton, zoomInButton, originalSizeButton, zoomOutButton, prevButton, nextButton, thumbnailButton, captionButton, saveButton, openAlbumButton);
newButtonPane.setPadding(new Insets(10));
newButtonPane.setAlignment(Pos.CENTER);
// Add components to root pane
BorderPane root = new BorderPane();
root.setCenter(imageView);
root.setBottom(buttonPane);
// Set initial button states
updateButtonStates();
// Display default image
Image image = new Image("file:///path/to/image.jpg");
ImageView imageView = new ImageView(image);
// Create scene and show stage
Scene scene = new Scene(root, 800, 600);
stage.setScene(scene);
stage.setTitle("JIMachine");
stage.show();
}
private List<File> getCurrentDirectoryFiles() {
File currentDirectory = new File(".");
File[] files = currentDirectory.listFiles((dir, name) -> name.matches(".*\\.(jpg|jpeg|png|gif)$"));
if (files != null) {
return Arrays.asList(files);
}
return new ArrayList<>();
}
private void openImage(Stage stage) {
FileChooser fileChooser = new FileChooser();
fileChooser.setTitle("Open Image File");
fileChooser.getExtensionFilters().addAll(
new FileChooser.ExtensionFilter("Image Files", "*.png", "*.jpg", "*.jpeg", "*.gif")
);
File selectedFile = fileChooser.showOpenDialog(stage);
if (selectedFile != null) {
currentFile = selectedFile;
currentImageIndex = album.indexOf(currentFile);
displayImage(currentFile);
}
updateButtonStates();
}
private void showNextImage() {
if (currentImageIndex < album.size() - 1) {
currentImageIndex++;
currentFile = album.get(currentImageIndex);
displayImage(currentFile);
}
updateButtonStates();
}
private void openAlbum(Stage stage) {
FileChooser fileChooser = new FileChooser();
fileChooser.setTitle("Open Album");
fileChooser.getExtensionFilters().addAll(
new FileChooser.ExtensionFilter("Image Files", "*.png", "*.jpg", "*.jpeg", "*.gif")
);
List<File> selectedFiles = fileChooser.showOpenMultipleDialog(stage);
if (selectedFiles != null) {
album.addAll(selectedFiles);
currentImageIndex = album.size() - 1;
currentFile = album.get(currentImageIndex);
displayImage(currentFile);
updateButtonStates();
}
}
private void showPrevImage() {
if (currentImageIndex > 0) {
currentImageIndex--;
currentFile = album.get(currentImageIndex);
displayImage(currentFile);
}
updateButtonStates();
}
private void showThumbnails() {
if (thumbnailPane.getChildren().isEmpty()) {
thumbnailPane.getChildren().addAll(album.stream()
.map(file -> {
ImageView thumbView = new ImageView(new Image(file.toURI().toString()));
thumbView.setFitHeight(50);
thumbView.setPreserveRatio(true);
thumbView.setOnMouseClicked(event -> {
currentFile = file;
currentImageIndex = album.indexOf(currentFile);
displayImage(currentFile);
updateButtonStates();
});
return thumbView;
})
.toList());
} else {
thumbnailPane.getChildren().clear();
}
}
private void setCaption() {
TextInputDialog dialog = new TextInputDialog(currentCaption);
dialog.setTitle("Caption");
dialog.setHeaderText(null);
dialog.setContentText("Enter caption:");
Optional<String> result = dialog.showAndWait();
if (result.isPresent()) {
currentCaption = result.get();
displayImage(currentFile);
}
}
private void zoomImage(double zoomFactor) {
imageView.setScaleX(imageView.getScaleX() * zoomFactor);
imageView.setScaleY(imageView.getScaleY() * zoomFactor);
updateButtonStates();
}
private void setOriginalSize() {
imageView.setScaleX(1.0);
imageView.setScaleY(1.0);
updateButtonStates();
}
private void updateButtonStates() {
nextButton.setDisable(currentImageIndex == album.size() - 1);
prevButton.setDisable(currentImageIndex == 0);
thumbnailButton.setText(thumbnailPane.getChildren().isEmpty() ? "Thumbnails" : "Hide Thumbnails");
captionButton.setText(currentCaption == null ? "Caption" : "Edit Caption");
saveButton.setDisable(album.isEmpty()); // Disable save button if album is empty
}
private void displayImage(File file) {
try {
Image image = new Image(file.toURI().toString());
imageView.setImage(image);
} catch (Exception ex) {
System.err.println("Failed to display image: " + ex.getMessage());
}
}
private void saveAlbum(Stage stage) {
FileChooser fileChooser = new FileChooser();
fileChooser.setTitle("Save Album");
fileChooser.getExtensionFilters().addAll(
new FileChooser.ExtensionFilter("Text Files", "*.txt")
);
File selectedFile = fileChooser.showSaveDialog(stage);
if (selectedFile != null) {
try (BufferedWriter writer = Files.newBufferedWriter(selectedFile.toPath())) {
for (File file : album) {
writer.write(file.getAbsolutePath());
writer.newLine();
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
private void loadAlbum(Stage stage) {
FileChooser fileChooser = new FileChooser();
fileChooser.setTitle("Load Album");
fileChooser.getExtensionFilters().addAll(
new FileChooser.ExtensionFilter("Text Files", "*.txt")
);
File selectedFile = fileChooser.showOpenDialog(stage);
if (selectedFile != null) {
List<File> files = new ArrayList<>();
try (BufferedReader reader = Files.newBufferedReader(selectedFile.toPath())) {
String line;
while ((line = reader.readLine()) != null) {
File file = new File(line);
if (file.exists() && !files.contains(file)) {
files.add(file);
}
}
} catch (IOException e) {
e.printStackTrace();
}
if (!files.isEmpty()) {
album.clear();
album.addAll(files);
currentImageIndex = 0;
currentFile = album.get(0);
displayImage(currentFile);
updateButtonStates();
}
}
}
private void exitApplication() {
Platform.exit();
}
public static void main(String[] args) {
launch(args);
}
}
