import javafx.scene.image.ImageView; //导入方法依赖的package包/类

@FXThread

private static void updateListener(@NotNull final Node node, @NotNull final ImageView imageView,

@NotNull final ReadOnlyBooleanProperty condition,

@NotNull final Object listenerKey, @NotNull final Object notSelectedKey,

@NotNull final Object selectedKey) {

final EditorConfig editorConfig = EditorConfig.getInstance();

final CssColorTheme theme = editorConfig.getTheme();

if (!theme.needRepaintIcons()) {

return;

}

final ObservableMap properties = node.getProperties();

final Image newImage = imageView.getImage();

if (newImage == null) {

properties.remove(listenerKey);

return;

}

final Image original = FILE_ICON_MANAGER.getOriginal(newImage);

properties.put(notSelectedKey, newImage);

properties.put(selectedKey, original);

final ChangeListener listener = (observable, oldValue, newValue) -> {

if (newValue) {

imageView.setImage((Image) properties.get(selectedKey));

} else {

imageView.setImage((Image) properties.get(notSelectedKey));

}

};

condition.addListener(listener);

properties.put(listenerKey, listener);

if (condition.get()) {

imageView.setImage(original);

} else {

imageView.setImage(newImage);

}

}