| /* |
| * 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; |
| |
| import com.intellij.lang.StdLanguages; |
| import com.intellij.openapi.compiler.CompilerManager; |
| import com.intellij.openapi.fileTypes.FileType; |
| import com.intellij.openapi.fileTypes.StdFileTypes; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.roots.FileIndexUtil; |
| import com.intellij.openapi.roots.ProjectFileIndex; |
| import com.intellij.openapi.roots.ProjectRootManager; |
| import com.intellij.openapi.util.Comparing; |
| import com.intellij.openapi.util.Iconable; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.psi.*; |
| import com.intellij.ui.LayeredIcon; |
| import com.intellij.util.PlatformIcons; |
| |
| import javax.swing.*; |
| |
| /** |
| * @author yole |
| */ |
| public class JavaFileIconPatcher implements FileIconPatcher { |
| public Icon patchIcon(final Icon baseIcon, final VirtualFile file, final int flags, final Project project) { |
| if (project == null) { |
| return baseIcon; |
| } |
| |
| Icon icon = replaceIcon(file, flags, project, baseIcon); |
| |
| final ProjectFileIndex fileIndex = ProjectRootManager.getInstance(project).getFileIndex(); |
| if (fileIndex.isInSource(file) && CompilerManager.getInstance(project).isExcludedFromCompilation(file)) { |
| return new LayeredIcon(icon, PlatformIcons.EXCLUDED_FROM_COMPILE_ICON); |
| } |
| |
| return icon; |
| } |
| |
| private static Icon replaceIcon(VirtualFile file, @Iconable.IconFlags int flags, Project project, Icon baseIcon) { |
| FileType fileType = file.getFileType(); |
| if (fileType == StdFileTypes.JAVA && !FileIndexUtil.isJavaSourceFile(project, file)) { |
| return PlatformIcons.JAVA_OUTSIDE_SOURCE_ICON; |
| } |
| |
| PsiFile psiFile = PsiManager.getInstance(project).findFile(file); |
| if (psiFile instanceof PsiClassOwner && psiFile.getViewProvider().getBaseLanguage() == StdLanguages.JAVA) { |
| PsiClass[] classes = ((PsiClassOwner)psiFile).getClasses(); |
| if (classes.length > 0) { |
| // prefer icon of the class named after file |
| final String fileName = file.getNameWithoutExtension(); |
| for (PsiClass aClass : classes) { |
| if (aClass instanceof SyntheticElement) { |
| return baseIcon; |
| } |
| if (Comparing.strEqual(aClass.getName(), fileName)) { |
| return aClass.getIcon(flags); |
| } |
| } |
| return classes[classes.length - 1].getIcon(flags); |
| } |
| } |
| return baseIcon; |
| } |
| } |