platform/lang-impl/src/com/intellij/formatting/CompositeBlockWrapper.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 package com.intellij.formatting;
  18
  19 import com.intellij.openapi.util.TextRange;
  20
  21 import java.util.List;
  22
  23 public class CompositeBlockWrapper extends AbstractBlockWrapper{
  24   private List<AbstractBlockWrapper> myChildren;
  25   //private static final CodeStyleSettings.IndentOptions DEF_OPTIONS = new CodeStyleSettings.IndentOptions();
  26
  27   public CompositeBlockWrapper(final Block block, final WhiteSpace whiteSpace, final CompositeBlockWrapper parent, TextRange textRange) {
  28     super(block, whiteSpace, parent, textRange);
  29   }
  30
  31   public List<AbstractBlockWrapper> getChildren() {
  32     return myChildren;
  33   }
  34
  35   public void setChildren(final List<AbstractBlockWrapper> children) {
  36     myChildren = children;
  37   }
  38
  39   public void reset() {
  40     super.reset();
  41
  42     if (myChildren != null) {
  43       for(AbstractBlockWrapper wrapper:myChildren) wrapper.reset();
  44     }
  45   }
  46
  47   protected boolean indentAlreadyUsedBefore(final AbstractBlockWrapper child) {
  48     for (AbstractBlockWrapper childBefore : myChildren) {
  49       if (childBefore == child) return false;
  50       if (childBefore.getWhiteSpace().containsLineFeeds()) return true;
  51     }
  52     return false;
  53   }
  54
  55   public void dispose() {
  56     super.dispose();
  57     myChildren = null;
  58   }
  59
  60   public AbstractBlockWrapper getPrevIndentedSibling(final AbstractBlockWrapper current) {
  61     AbstractBlockWrapper candidate = null;
  62     for (AbstractBlockWrapper child : myChildren) {
  63       if (child.getStartOffset() >= current.getStartOffset()) return candidate;
  64       if (child.getWhiteSpace().containsLineFeeds()) candidate = child;
  65     }
  66
  67     return candidate;
  68   }
  69
  70   /*
  71   @Override
  72   public String toString() {
  73     StringBuilder result = new StringBuilder();
  74     for (AbstractBlockWrapper child : myChildren) {
  75       result.append(child.getWhiteSpace().generateWhiteSpace(DEF_OPTIONS)).append(child.toString());
  76     }
  77     return result.toString();
  78   } */
  79 }