ModpackTabController.java 文件源码

private TreeItem<Object> getModpackTreeItem(Modpack modpack) {
    TreeItem<Object> item = new TreeItem<>(modpack);
    for (ModReference mod : modpack.getMods()) {
        item.getChildren().add(getModTreeItem(mod));
    }
    modpack.getMods().addListener((SetChangeListener<ModReference>) change -> {
        if (change.wasAdded()) {
            Platform.runLater(() -> item.getChildren().add(getModTreeItem(change.getElementAdded())));
        } else if (change.wasRemoved()) {
            Platform.runLater(() -> {
                item.getChildren().stream().filter(item2 -> item2.getValue() == change.getElementRemoved()).findAny().ifPresent(item3 -> item.getChildren().remove(item3));
            });
        }
    });
    return item;
}