| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| package org.apache.royale.compiler.internal.fxg.dom; |
| |
| import static org.apache.royale.compiler.fxg.FXGConstants.FXG_LIBRARY_ELEMENT; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.List; |
| |
| import org.apache.royale.compiler.fxg.FXGConstants; |
| import org.apache.royale.compiler.fxg.dom.IFXGNode; |
| import org.apache.royale.compiler.problems.FXGMissingAttributeProblem; |
| import org.apache.royale.compiler.problems.ICompilerProblem; |
| |
| /** |
| * Represents the special <Library> section of an FXG document. |
| * <p> |
| * A Library contains a series of named <Definition> nodes that themselves |
| * do not contribute to the visual representation but rather serve as |
| * 'templates' that can be referenced by name throughout the document. A |
| * reference to a definition is known as an 'instance' and is represented in the |
| * tree as a special PlaceObjectNode (the term PlaceObject refers to the SWF tag |
| * that places an instance on the stage). Instances can provide their own values |
| * that override the defaults from the definition. |
| * </p> |
| */ |
| public class LibraryNode extends AbstractFXGNode |
| { |
| //-------------------------------------------------------------------------- |
| // |
| // Children |
| // |
| //-------------------------------------------------------------------------- |
| |
| //--------------- |
| // <Definition> |
| //--------------- |
| |
| public HashMap<String, DefinitionNode> definitions; |
| |
| /** |
| * Locates a Definition node in this Library by name. |
| * |
| * @param name - the name of the definition |
| * @return a Definition for the given name, or null if none exists. |
| */ |
| public DefinitionNode getDefinition(String name) |
| { |
| if (definitions != null) |
| return definitions.get(name); |
| else |
| return null; |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // IFXGNode Implementation |
| // |
| //-------------------------------------------------------------------------- |
| |
| @Override |
| public void addChild(IFXGNode child, Collection<ICompilerProblem> problems) |
| { |
| if (child instanceof DefinitionNode) |
| { |
| if (definitions == null) |
| definitions = new HashMap<String, DefinitionNode>(); |
| |
| DefinitionNode node = (DefinitionNode)child; |
| if (node.name == null) |
| { |
| problems.add(new FXGMissingAttributeProblem(getDocumentPath(), child.getStartLine(), |
| child.getStartColumn(), FXGConstants.FXG_NAME_ATTRIBUTE, child.getNodeName())); |
| return; |
| } |
| definitions.put(node.name, node); |
| } |
| else |
| { |
| super.addChild(child, problems); |
| } |
| } |
| |
| @Override |
| public List<IFXGNode> getChildren() |
| { |
| List<IFXGNode> children = new ArrayList<IFXGNode>(); |
| children.addAll(super.getChildren()); |
| if(definitions != null) |
| children.addAll(definitions.values()); |
| |
| return children; |
| } |
| |
| /** |
| * @return The unqualified name of a Library node, without tag markup. |
| */ |
| @Override |
| public String getNodeName() |
| { |
| return FXG_LIBRARY_ELEMENT; |
| } |
| } |