| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.ide.hierarchy.type; |
| |
| import com.intellij.icons.AllIcons; |
| import com.intellij.ide.IdeBundle; |
| import com.intellij.ide.hierarchy.HierarchyNodeDescriptor; |
| import com.intellij.ide.hierarchy.JavaHierarchyUtil; |
| import com.intellij.openapi.editor.markup.TextAttributes; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.roots.ui.util.CompositeAppearance; |
| import com.intellij.openapi.util.Comparing; |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFunctionalExpression; |
| import com.intellij.psi.presentation.java.ClassPresentationUtil; |
| import com.intellij.ui.LayeredIcon; |
| |
| import java.awt.*; |
| |
| public final class TypeHierarchyNodeDescriptor extends HierarchyNodeDescriptor { |
| public TypeHierarchyNodeDescriptor(final Project project, final HierarchyNodeDescriptor parentDescriptor, final PsiElement classOrFunctionalExpression, final boolean isBase) { |
| super(project, parentDescriptor, classOrFunctionalExpression, isBase); |
| } |
| |
| public final PsiElement getPsiClass() { |
| return myElement; |
| } |
| |
| public final boolean isValid() { |
| final PsiElement psiElement = getPsiClass(); |
| return psiElement != null && psiElement.isValid(); |
| } |
| |
| public final boolean update() { |
| boolean changes = super.update(); |
| |
| if (myElement == null){ |
| final String invalidPrefix = IdeBundle.message("node.hierarchy.invalid"); |
| if (!myHighlightedText.getText().startsWith(invalidPrefix)) { |
| myHighlightedText.getBeginning().addText(invalidPrefix, HierarchyNodeDescriptor.getInvalidPrefixAttributes()); |
| } |
| return true; |
| } |
| |
| if (changes && myIsBase) { |
| final LayeredIcon icon = new LayeredIcon(2); |
| icon.setIcon(getIcon(), 0); |
| icon.setIcon(AllIcons.Hierarchy.Base, 1, -AllIcons.Hierarchy.Base.getIconWidth() / 2, 0); |
| setIcon(icon); |
| } |
| |
| final PsiElement psiElement = getPsiClass(); |
| |
| final CompositeAppearance oldText = myHighlightedText; |
| |
| myHighlightedText = new CompositeAppearance(); |
| |
| TextAttributes classNameAttributes = null; |
| if (myColor != null) { |
| classNameAttributes = new TextAttributes(myColor, null, null, null, Font.PLAIN); |
| } |
| if (psiElement instanceof PsiClass) { |
| myHighlightedText.getEnding().addText(ClassPresentationUtil.getNameForClass((PsiClass)psiElement, false), classNameAttributes); |
| myHighlightedText.getEnding().addText(" (" + JavaHierarchyUtil.getPackageName((PsiClass)psiElement) + ")", HierarchyNodeDescriptor.getPackageNameAttributes()); |
| } else if (psiElement instanceof PsiFunctionalExpression) { |
| myHighlightedText.getEnding().addText(ClassPresentationUtil.getFunctionalExpressionPresentation(((PsiFunctionalExpression)psiElement), false)); |
| } |
| myName = myHighlightedText.getText(); |
| |
| if (!Comparing.equal(myHighlightedText, oldText)) { |
| changes = true; |
| } |
| return changes; |
| } |
| |
| } |