| /* |
| * Copyright 2000-2014 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.openapi.editor.highlighter; |
| |
| import com.intellij.lang.Language; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.editor.colors.EditorColorsManager; |
| import com.intellij.openapi.editor.colors.EditorColorsScheme; |
| import com.intellij.openapi.editor.ex.util.LexerEditorHighlighter; |
| import com.intellij.openapi.extensions.Extensions; |
| import com.intellij.openapi.fileTypes.*; |
| import com.intellij.openapi.progress.ProcessCanceledException; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.psi.LanguageSubstitutors; |
| import com.intellij.testFramework.LightVirtualFile; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * @author yole |
| */ |
| public class EditorHighlighterFactoryImpl extends EditorHighlighterFactory { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.openapi.editor.highlighter.EditorHighlighterFactoryImpl"); |
| |
| @NotNull |
| @Override |
| public EditorHighlighter createEditorHighlighter(SyntaxHighlighter highlighter, @NotNull final EditorColorsScheme colors) { |
| if (highlighter == null) highlighter = new PlainSyntaxHighlighter(); |
| return new LexerEditorHighlighter(highlighter, colors); |
| } |
| |
| @NotNull |
| @Override |
| public EditorHighlighter createEditorHighlighter(@NotNull final FileType fileType, @NotNull final EditorColorsScheme settings, final Project project) { |
| if (fileType instanceof LanguageFileType) { |
| return FileTypeEditorHighlighterProviders.INSTANCE.forFileType(fileType).getEditorHighlighter(project, fileType, null, settings); |
| } |
| |
| SyntaxHighlighter highlighter = SyntaxHighlighterFactory.getSyntaxHighlighter(fileType, project, null); |
| return createEditorHighlighter(highlighter, settings); |
| } |
| |
| @NotNull |
| @Override |
| public EditorHighlighter createEditorHighlighter(final Project project, @NotNull final FileType fileType) { |
| return createEditorHighlighter(fileType, EditorColorsManager.getInstance().getGlobalScheme(), project); |
| } |
| |
| @NotNull |
| @Override |
| public EditorHighlighter createEditorHighlighter(@NotNull VirtualFile vFile, @NotNull EditorColorsScheme settings, @Nullable Project project) { |
| FileType fileType = vFile.getFileType(); |
| if (fileType instanceof LanguageFileType) { |
| LanguageFileType substFileType = substituteFileType(((LanguageFileType)fileType).getLanguage(), vFile, project); |
| if (substFileType != null) { |
| EditorHighlighterProvider provider = FileTypeEditorHighlighterProviders.INSTANCE.forFileType(substFileType); |
| EditorHighlighter editorHighlighter = provider.getEditorHighlighter(project, fileType, vFile, settings); |
| boolean isPlain = editorHighlighter.getClass() == LexerEditorHighlighter.class && |
| ((LexerEditorHighlighter) editorHighlighter).isPlain(); |
| if (!isPlain) { |
| return editorHighlighter; |
| } |
| } |
| try { |
| return FileTypeEditorHighlighterProviders.INSTANCE.forFileType(fileType).getEditorHighlighter(project, fileType, vFile, settings); |
| } |
| catch (ProcessCanceledException e) { |
| throw e; |
| } |
| catch (Exception e) { |
| LOG.error(e); |
| } |
| } |
| |
| SyntaxHighlighter highlighter = null; |
| for (ContentBasedFileSubstitutor processor : Extensions.getExtensions(ContentBasedFileSubstitutor.EP_NAME)) { |
| boolean applicable; |
| try { |
| applicable = processor.isApplicable(project, vFile); |
| } |
| catch (Exception e) { |
| LOG.error(e); |
| continue; |
| } |
| if (applicable && processor instanceof ContentBasedClassFileProcessor) { |
| highlighter = ((ContentBasedClassFileProcessor)processor).createHighlighter(project, vFile); |
| } |
| } |
| if (highlighter == null) { |
| highlighter = SyntaxHighlighterFactory.getSyntaxHighlighter(fileType, project, vFile); |
| } |
| return createEditorHighlighter(highlighter, settings); |
| } |
| |
| @Nullable |
| private static LanguageFileType substituteFileType(Language language, VirtualFile vFile, Project project) { |
| LanguageFileType fileType = null; |
| if (vFile != null && project != null) { |
| Language substLanguage = LanguageSubstitutors.INSTANCE.substituteLanguage(language, vFile, project); |
| if (substLanguage != language) { |
| fileType = substLanguage.getAssociatedFileType(); |
| } |
| } |
| return fileType; |
| } |
| |
| @NotNull |
| @Override |
| public EditorHighlighter createEditorHighlighter(final Project project, @NotNull final VirtualFile file) { |
| return createEditorHighlighter(file, EditorColorsManager.getInstance().getGlobalScheme(), project); |
| } |
| |
| @NotNull |
| @Override |
| public EditorHighlighter createEditorHighlighter(final Project project, @NotNull final String fileName) { |
| return createEditorHighlighter(EditorColorsManager.getInstance().getGlobalScheme(), fileName, project); |
| } |
| |
| @NotNull |
| @Override |
| public EditorHighlighter createEditorHighlighter(@NotNull final EditorColorsScheme settings, @NotNull final String fileName, @Nullable final Project project) { |
| return createEditorHighlighter(new LightVirtualFile(fileName), settings, project); |
| } |
| } |