xml/impl/src/com/intellij/lang/xml/XmlFormattingModelBuilder.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 /*
  18  * @author max
  19  */
  20 package com.intellij.lang.xml;
  21
  22 import com.intellij.formatting.FormattingModel;
  23 import com.intellij.formatting.FormattingModelBuilder;
  24 import com.intellij.lang.ASTNode;
  25 import com.intellij.openapi.util.TextRange;
  26 import com.intellij.psi.PsiElement;
  27 import com.intellij.psi.PsiFile;
  28 import com.intellij.psi.codeStyle.CodeStyleSettings;
  29 import com.intellij.psi.formatter.FormatterUtil;
  30 import com.intellij.psi.formatter.FormattingDocumentModelImpl;
  31 import com.intellij.psi.formatter.XmlFormatterUtilHelper;
  32 import com.intellij.psi.formatter.xml.XmlBlock;
  33 import com.intellij.psi.formatter.xml.XmlPolicy;
  34 import com.intellij.psi.impl.source.SourceTreeToPsiMap;
  35 import com.intellij.lang.xml.XmlFormattingModel;
  36 import com.intellij.psi.impl.source.tree.TreeElement;
  37 import com.intellij.psi.impl.source.tree.TreeUtil;
  38 import org.jetbrains.annotations.NotNull;
  39
  40 public class XmlFormattingModelBuilder implements FormattingModelBuilder {
  41   static {
  42     FormatterUtil.addHelper(new XmlFormatterUtilHelper());
  43   }
  44
  45   @NotNull
  46   public FormattingModel createModel(final PsiElement element, final CodeStyleSettings settings) {
  47     final ASTNode root = TreeUtil.getFileElement((TreeElement)SourceTreeToPsiMap.psiElementToTree(element));
  48     final FormattingDocumentModelImpl documentModel = FormattingDocumentModelImpl.createOn(element.getContainingFile());
  49     return new XmlFormattingModel(element.getContainingFile(),
  50                                                            new XmlBlock(root, null, null, new XmlPolicy(settings, documentModel), null, null),
  51                                                            documentModel);
  52   }
  53
  54   public TextRange getRangeAffectingIndent(PsiFile file, int offset, ASTNode elementAtOffset) {
  55     return null;
  56   }
  57 }