java/java-impl/src/com/intellij/ide/favoritesTreeView/smartPointerPsiNodes/ClassSmartPointerNode.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.favoritesTreeView.smartPointerPsiNodes;
  17
  18 import com.intellij.ide.projectView.PresentationData;
  19 import com.intellij.ide.projectView.PsiClassChildrenSource;
  20 import com.intellij.ide.projectView.ViewSettings;
  21 import com.intellij.ide.util.treeView.AbstractTreeNode;
  22 import com.intellij.openapi.project.Project;
  23 import com.intellij.psi.*;
  24 import org.jetbrains.annotations.NotNull;
  25
  26 import java.util.ArrayList;
  27 import java.util.Collection;
  28
  29 public class ClassSmartPointerNode extends BaseSmartPointerPsiNode<SmartPsiElementPointer>{
  30   public ClassSmartPointerNode(Project project, PsiClass value, ViewSettings viewSettings) {
  31     super(project, SmartPointerManager.getInstance(project).createLazyPointer(value), viewSettings);
  32   }
  33
  34   public ClassSmartPointerNode(Project project, Object value, ViewSettings viewSettings) {
  35     this(project, (PsiClass)value, viewSettings);
  36   }
  37
  38   @NotNull
  39   public Collection<AbstractTreeNode> getChildrenImpl() {
  40     PsiClass parent = getPsiClass();
  41     final ArrayList<AbstractTreeNode> treeNodes = new ArrayList<AbstractTreeNode>();
  42
  43     ArrayList<PsiElement> result = new ArrayList<PsiElement>();
  44     if (getSettings().isShowMembers()) {
  45       PsiClassChildrenSource.DEFAULT_CHILDREN.addChildren(parent, result);
  46       for (PsiElement psiElement : result) {
  47         psiElement.accept(new JavaElementVisitor() {
  48           @Override public void visitClass(PsiClass aClass) {
  49             treeNodes.add(new ClassSmartPointerNode(getProject(), aClass, getSettings()));
  50           }
  51
  52           @Override public void visitMethod(PsiMethod method) {
  53             treeNodes.add(new MethodSmartPointerNode(getProject(), method, getSettings()));
  54           }
  55
  56           @Override public void visitField(PsiField field) {
  57             treeNodes.add(new FieldSmartPointerNode(getProject(), field, getSettings()));
  58           }
  59
  60           @Override public void visitReferenceExpression(PsiReferenceExpression expression) {
  61             visitExpression(expression);
  62           }
  63         });
  64       }
  65     }
  66     return treeNodes;
  67   }
  68
  69   public void updateImpl(PresentationData data) {
  70     final PsiClass aClass = getPsiClass();
  71     if (aClass != null) {
  72       data.setPresentableText(aClass.getName());
  73     }
  74   }
  75
  76   public boolean isTopLevel() {
  77     return getPsiElement() != null && getPsiElement().getParent() instanceof PsiFile;
  78   }
  79
  80
  81   public boolean expandOnDoubleClick() {
  82     return false;
  83   }
  84
  85   public PsiClass getPsiClass() {
  86     return (PsiClass)getPsiElement();
  87   }
  88
  89   public boolean isAlwaysExpand() {
  90     return getParentValue() instanceof PsiFile;
  91   }
  92 }