platform/lang-impl/src/com/intellij/ide/macro/FileRelativeDirMacro.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package com.intellij.ide.macro;
  18
  19 import com.intellij.ide.IdeBundle;
  20 import com.intellij.openapi.actionSystem.DataContext;
  21 import com.intellij.openapi.actionSystem.PlatformDataKeys;
  22 import com.intellij.openapi.util.io.FileUtil;
  23 import com.intellij.openapi.vfs.VfsUtil;
  24 import com.intellij.openapi.vfs.VirtualFile;
  25
  26 public class FileRelativeDirMacro extends Macro {
  27   public String getName() {
  28     return "FileRelativeDir";
  29   }
  30
  31   public String getDescription() {
  32     return IdeBundle.message("macro.file.directory.relative");
  33   }
  34
  35   public String expand(DataContext dataContext) {
  36     final VirtualFile baseDir = PlatformDataKeys.PROJECT_FILE_DIRECTORY.getData(dataContext);
  37     if (baseDir == null) {
  38       return null;
  39     }
  40
  41     VirtualFile dir = getVirtualDirOrParent(dataContext);
  42     if (dir == null) return null;
  43     return FileUtil.getRelativePath(VfsUtil.virtualToIoFile(baseDir), VfsUtil.virtualToIoFile(dir));
  44   }
  45 }