| /* |
| * Copyright 2000-2013 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.jetbrains.python.hierarchy; |
| |
| import com.intellij.ide.IdeBundle; |
| import com.intellij.ide.hierarchy.HierarchyNodeDescriptor; |
| import com.intellij.ide.util.treeView.NodeDescriptor; |
| import com.intellij.navigation.ItemPresentation; |
| import com.intellij.openapi.roots.ui.util.CompositeAppearance; |
| import com.intellij.openapi.util.Comparing; |
| import com.intellij.psi.NavigatablePsiElement; |
| import com.intellij.psi.PsiElement; |
| import com.jetbrains.python.psi.PyClass; |
| import com.jetbrains.python.psi.PyFunction; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * Created by IntelliJ IDEA. |
| * User: Alexey.Ivanov |
| * Date: Jul 31, 2009 |
| * Time: 6:26:37 PM |
| */ |
| public class PyHierarchyNodeDescriptor extends HierarchyNodeDescriptor { |
| public PyHierarchyNodeDescriptor(final NodeDescriptor parentDescriptor, @NotNull final PsiElement element, final boolean isBase) { |
| super(element.getProject(), parentDescriptor, element, isBase); |
| } |
| |
| @Nullable |
| public PsiElement getPsiElement() { |
| return myElement; |
| } |
| |
| public boolean isValid() { |
| return myElement != null && myElement.isValid(); |
| } |
| |
| @Override |
| public boolean update() { |
| boolean changes = super.update(); |
| final CompositeAppearance oldText = myHighlightedText; |
| |
| myHighlightedText = new CompositeAppearance(); |
| |
| NavigatablePsiElement element = (NavigatablePsiElement)myElement; |
| if (element == null) { |
| final String invalidPrefix = IdeBundle.message("node.hierarchy.invalid"); |
| if (!myHighlightedText.getText().startsWith(invalidPrefix)) { |
| myHighlightedText.getBeginning().addText(invalidPrefix, HierarchyNodeDescriptor.getInvalidPrefixAttributes()); |
| } |
| return true; |
| } |
| |
| final ItemPresentation presentation = element.getPresentation(); |
| if (presentation != null) { |
| if (element instanceof PyFunction) { |
| final PyClass cls = ((PyFunction)element).getContainingClass(); |
| if (cls != null) { |
| myHighlightedText.getEnding().addText(cls.getName() + "."); |
| } |
| } |
| myHighlightedText.getEnding().addText(presentation.getPresentableText()); |
| myHighlightedText.getEnding().addText(" " + presentation.getLocationString(), HierarchyNodeDescriptor.getPackageNameAttributes()); |
| } |
| myName = myHighlightedText.getText(); |
| |
| if (!Comparing.equal(myHighlightedText, oldText)) { |
| changes = true; |
| } |
| return changes; |
| } |
| } |