| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * Licensed 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. |
| */ |
| |
| /* |
| * Created by IntelliJ IDEA. |
| * User: Maxim.Mossienko |
| * Date: Oct 19, 2006 |
| * Time: 9:41:42 PM |
| */ |
| package com.intellij.codeInsight.completion; |
| |
| import com.intellij.codeInsight.TailType; |
| import com.intellij.codeInsight.lookup.LookupElement; |
| import com.intellij.psi.PsiDocumentManager; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiNamedElement; |
| import com.intellij.psi.filters.*; |
| import com.intellij.psi.filters.position.LeftNeighbour; |
| import com.intellij.psi.filters.position.XmlTokenTypeFilter; |
| import com.intellij.psi.search.PsiElementProcessor; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.psi.xml.XmlEntityDecl; |
| import com.intellij.psi.xml.XmlFile; |
| import com.intellij.psi.xml.XmlToken; |
| import com.intellij.psi.xml.XmlTokenType; |
| import com.intellij.util.ArrayUtil; |
| import com.intellij.xml.util.XmlUtil; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| /** |
| * Created by IntelliJ IDEA. |
| * User: ik |
| * Date: 05.06.2003 |
| * Time: 18:55:15 |
| * To change this template use Options | File Templates. |
| */ |
| public class DtdCompletionData extends CompletionData { |
| public DtdCompletionData() { |
| final LeftNeighbour entityFilter = new LeftNeighbour(new XmlTextFilter("%")); |
| |
| declareFinalScope(XmlToken.class); |
| |
| { |
| final CompletionVariant variant = new CompletionVariant( |
| new AndFilter( |
| new LeftNeighbour( |
| new OrFilter( |
| new XmlTextFilter("#", "!", "(", ",", "|", "["), |
| new XmlTokenTypeFilter(XmlTokenType.XML_NAME) |
| ) |
| ), |
| new NotFilter(entityFilter) |
| ) |
| ); |
| variant.includeScopeClass(XmlToken.class, true); |
| variant.addCompletion( |
| new String[] { |
| "#PCDATA","#IMPLIED","#REQUIRED","#FIXED","<!ATTLIST", "<!ELEMENT", "<!NOTATION", "INCLUDE", "IGNORE", "CDATA", "ID" , "IDREF", "EMPTY", "ANY", |
| "IDREFS", "ENTITIES", "ENTITY", "<!ENTITY", "NMTOKEN", "NMTOKENS", "SYSTEM", "PUBLIC" |
| }, |
| TailType.NONE |
| ); |
| variant.setInsertHandler(new MyInsertHandler()); |
| registerVariant(variant); |
| } |
| |
| { |
| final CompletionVariant variant = new CompletionVariant(entityFilter); |
| variant.includeScopeClass(XmlToken.class, true); |
| variant.addCompletion(new DtdEntityGetter()); |
| variant.setInsertHandler(new XmlCompletionData.EntityRefInsertHandler()); |
| registerVariant(variant); |
| } |
| } |
| |
| @Override |
| public String findPrefix(PsiElement insertedElement, int offset) { |
| final PsiElement prevLeaf = PsiTreeUtil.prevLeaf(insertedElement); |
| final PsiElement prevPrevLeaf = prevLeaf != null ? PsiTreeUtil.prevLeaf(prevLeaf):null; |
| String prefix = super.findPrefix(insertedElement, offset); |
| |
| if (prevLeaf != null) { |
| final String prevLeafText = prevLeaf.getText(); |
| |
| if("#".equals(prevLeafText)) { |
| prefix = "#" + prefix; |
| } else if ("!".equals(prevLeafText) && prevPrevLeaf != null && "<".equals(prevPrevLeaf.getText())) { |
| prefix = "<!" + prefix; |
| } |
| } |
| |
| return prefix; |
| } |
| |
| static class DtdEntityGetter implements ContextGetter { |
| |
| @Override |
| public Object[] get(final PsiElement context, CompletionContext completionContext) { |
| final List<String> results = new LinkedList<String>(); |
| |
| final PsiElementProcessor processor = new PsiElementProcessor() { |
| @Override |
| public boolean execute(@NotNull final PsiElement element) { |
| if (element instanceof XmlEntityDecl) { |
| final XmlEntityDecl xmlEntityDecl = (XmlEntityDecl)element; |
| if (xmlEntityDecl.isInternalReference()) { |
| results.add(xmlEntityDecl.getName()); |
| } |
| } |
| return true; |
| } |
| }; |
| |
| XmlUtil.processXmlElements((XmlFile)context.getContainingFile().getOriginalFile(), processor, true); |
| return ArrayUtil.toObjectArray(results); |
| } |
| } |
| static class MyInsertHandler extends BasicInsertHandler { |
| |
| @Override |
| public void handleInsert(InsertionContext context, LookupElement item) { |
| super.handleInsert(context, item); |
| |
| if (item.getObject().toString().startsWith("<!")) { |
| PsiDocumentManager.getInstance(context.getProject()).commitAllDocuments(); |
| |
| int caretOffset = context.getEditor().getCaretModel().getOffset(); |
| PsiElement tag = PsiTreeUtil.getParentOfType(context.getFile().findElementAt(caretOffset), PsiNamedElement.class); |
| |
| if (tag == null) { |
| context.getEditor().getDocument().insertString(caretOffset, " >"); |
| context.getEditor().getCaretModel().moveToOffset(caretOffset + 1); |
| } |
| } |
| } |
| } |
| } |