java/java-impl/src/com/intellij/ide/projectView/impl/nodes/PsiFieldNode.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 package com.intellij.ide.projectView.impl.nodes;
  17
  18 import com.intellij.ide.projectView.PresentationData;
  19 import com.intellij.ide.projectView.ViewSettings;
  20 import com.intellij.ide.util.treeView.AbstractTreeNode;
  21 import com.intellij.openapi.project.Project;
  22 import com.intellij.psi.PsiClass;
  23 import com.intellij.psi.PsiField;
  24 import com.intellij.psi.PsiSubstitutor;
  25 import com.intellij.psi.util.PsiFormatUtil;
  26
  27 import java.util.Collection;
  28
  29 public class PsiFieldNode extends BasePsiMemberNode<PsiField>{
  30   public PsiFieldNode(Project project, PsiField value, ViewSettings viewSettings) {
  31     super(project, value, viewSettings);
  32   }
  33
  34   public Collection<AbstractTreeNode> getChildrenImpl() {
  35     return null;
  36   }
  37
  38   public void updateImpl(PresentationData data) {
  39     String name = PsiFormatUtil.formatVariable(getValue(),
  40       PsiFormatUtil.SHOW_NAME | PsiFormatUtil.SHOW_TYPE | PsiFormatUtil.TYPE_AFTER | PsiFormatUtil.SHOW_INITIALIZER,
  41         PsiSubstitutor.EMPTY);
  42     int c = name.indexOf('\n');
  43     if (c > -1) {
  44       name = name.substring(0, c - 1);
  45     }
  46     data.setPresentableText(name);
  47   }
  48
  49   public int getWeight() {
  50     return 70;
  51   }
  52
  53   @Override
  54   public String getTitle() {
  55     final PsiField field = getValue();
  56     if (field != null) {
  57       PsiClass aClass = field.getContainingClass();
  58       if (aClass != null) {
  59         return aClass.getQualifiedName();
  60       }
  61       else {
  62         return field.toString();
  63       }
  64     }
  65     return super.getTitle();
  66   }
  67 }