| /* |
| * Copyright 2000-2012 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.actions; |
| |
| import com.intellij.openapi.actionSystem.AnAction; |
| import com.intellij.openapi.actionSystem.AnActionEvent; |
| import com.intellij.openapi.actionSystem.CommonDataKeys; |
| import com.intellij.openapi.actionSystem.PlatformDataKeys; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.command.CommandProcessor; |
| import com.intellij.openapi.editor.Document; |
| import com.intellij.openapi.fileEditor.FileDocumentManager; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.vfs.VfsUtilCore; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.openapi.vfs.VirtualFileVisitor; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author yole |
| */ |
| public class FixLineSeparatorsAction extends AnAction { |
| @Override |
| public void actionPerformed(AnActionEvent e) { |
| Project project = e.getData(PlatformDataKeys.PROJECT); |
| final VirtualFile[] vFiles = e.getData(CommonDataKeys.VIRTUAL_FILE_ARRAY); |
| if (project == null || vFiles == null) return; |
| CommandProcessor.getInstance().executeCommand(project, new Runnable() { |
| public void run() { |
| for (VirtualFile vFile : vFiles) { |
| fixSeparators(vFile); |
| } |
| } |
| }, "fixing line separators", null); |
| } |
| |
| private static void fixSeparators(VirtualFile vFile) { |
| VfsUtilCore.visitChildrenRecursively(vFile, new VirtualFileVisitor() { |
| @Override |
| public boolean visitFile(@NotNull VirtualFile file) { |
| if (!file.isDirectory() && !file.getFileType().isBinary()) { |
| final Document document = FileDocumentManager.getInstance().getDocument(file); |
| if (areSeparatorsBroken(document)) { |
| fixSeparators(document); |
| } |
| } |
| return true; |
| } |
| }); |
| } |
| |
| private static boolean areSeparatorsBroken(Document document) { |
| final int count = document.getLineCount(); |
| for (int i = 1; i < count; i += 2) { |
| if (document.getLineStartOffset(i) != document.getLineEndOffset(i)) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| private static void fixSeparators(final Document document) { |
| ApplicationManager.getApplication().runWriteAction(new Runnable() { |
| public void run() { |
| int i = 1; |
| while(i < document.getLineCount()) { |
| final int start = document.getLineEndOffset(i); |
| final int end = document.getLineEndOffset(i) + document.getLineSeparatorLength(i); |
| document.deleteString(start, end); |
| i++; |
| } |
| } |
| }); |
| } |
| } |