Java tutorial
/** * Copyright 2017 Institute of Computing Technology, Chinese Academy of Sciences. * Licensed under the terms of the Apache 2.0 license. * Please see LICENSE file in the project root for terms */ package eml.studio.client.resources; import com.google.gwt.core.shared.GWT; import com.google.gwt.resources.client.ClientBundle; import com.google.gwt.resources.client.ImageResource; public interface Resources extends ClientBundle { Resources instance = GWT.create(Resources.class); @Source("dir_close.png") ImageResource getTreeClosed(); @Source("dir_open.png") ImageResource getTreeOpen(); @Source("dir_close.png") ImageResource getTreeLeaf(); }