Javafx表视图添加图像

import javafx.scene.control.TableCell;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;

public class ImageTableCell<S, T> extends TableCell<S, T> {
    private final ImageView imageView;

    public ImageTableCell() {
        imageView = new ImageView();
        imageView.setFitWidth(50); // 设置图像显示宽度
        imageView.setFitHeight(50); // 设置图像显示高度
        setGraphic(imageView);
    }

    @Override
    protected void updateItem(T item, boolean empty) {
        super.updateItem(item, empty);
        if (empty || item == null) {
            imageView.setImage(null);
        } else {
            // 根据item获取图像路径或URL
            String imagePath = getItemImagePath(item);
            if (imagePath != null) {
                Image image = new Image(imagePath);
                imageView.setImage(image);
            }
        }
    }

    // 根据item获取图像路径或URL的方法，需要根据具体业务逻辑实现
    private String getItemImagePath(T item) {
        // 返回图像路径或URL
        return null;
    }
}

import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import javafx.stage.Stage;

public class TableViewWithImage extends Application {
    @Override
    public void start(Stage primaryStage) {
        TableView<Item> tableView = new TableView<>();

        TableColumn<Item, String> nameColumn = new TableColumn<>("名称");
        nameColumn.setCellValueFactory(cellData -> cellData.getValue().nameProperty());

        TableColumn<Item, String> imageColumn = new TableColumn<>("图像");
        imageColumn.setCellFactory(param -> new ImageTableCell<>()); // 设置自定义单元格类

        tableView.getColumns().addAll(nameColumn, imageColumn);

        // 添加示例数据
        tableView.getItems().add(new Item("Item 1", "path/to/image1.png"));
        tableView.getItems().add(new Item("Item 2", "path/to/image2.png"));

        primaryStage.setScene(new Scene(tableView));
        primaryStage.show();
    }

    public static void main(String[] args) {
        launch(args);
    }
}

import javafx.beans.property.SimpleStringProperty;
import javafx.beans.property.StringProperty;

public class Item {
    private final StringProperty name;
    private final StringProperty imagePath;

    public Item(String name, String imagePath) {
        this.name = new SimpleStringProperty(name);
        this.imagePath = new SimpleStringProperty(imagePath);
    }

    public StringProperty nameProperty() {
        return name;
    }

    public StringProperty imagePathProperty() {
        return imagePath;
    }
}