java/java-impl/src/com/intellij/ide/favoritesTreeView/smartPointerPsiNodes/MethodSmartPointerNode.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.ViewSettings;
  20 import com.intellij.ide.util.treeView.AbstractTreeNode;
  21 import com.intellij.openapi.project.Project;
  22 import com.intellij.psi.PsiMethod;
  23 import com.intellij.psi.PsiSubstitutor;
  24 import com.intellij.psi.SmartPointerManager;
  25 import com.intellij.psi.SmartPsiElementPointer;
  26 import com.intellij.psi.util.PsiFormatUtil;
  27 import org.jetbrains.annotations.NotNull;
  28
  29 import java.util.Collection;
  30 import java.util.Collections;
  31
  32 public class MethodSmartPointerNode extends BaseSmartPointerPsiNode<SmartPsiElementPointer>{
  33   public MethodSmartPointerNode(Project project, PsiMethod value, ViewSettings viewSettings) {
  34     super(project, SmartPointerManager.getInstance(project).createLazyPointer(value), viewSettings);
  35   }
  36
  37   public MethodSmartPointerNode(final Project project, final Object value, final ViewSettings viewSettings) {
  38     this(project, (PsiMethod)value, viewSettings);
  39   }
  40
  41   @NotNull
  42   public Collection<AbstractTreeNode> getChildrenImpl() {
  43     return Collections.emptyList();
  44   }
  45
  46   public void updateImpl(PresentationData data) {
  47     String name = PsiFormatUtil.formatMethod(
  48       (PsiMethod)getPsiElement(),
  49         PsiSubstitutor.EMPTY, PsiFormatUtil.SHOW_NAME | PsiFormatUtil.SHOW_TYPE | PsiFormatUtil.TYPE_AFTER | PsiFormatUtil.SHOW_PARAMETERS,
  50       PsiFormatUtil.SHOW_TYPE
  51     );
  52     int c = name.indexOf('\n');
  53     if (c > -1) {
  54       name = name.substring(0, c - 1);
  55     }
  56     data.setPresentableText(name);
  57   }
  58
  59   public boolean isConstructor() {
  60     final PsiMethod psiMethod = (PsiMethod)getPsiElement();
  61     return psiMethod != null && psiMethod.isConstructor();
  62   }
  63
  64 }