| /* UnixFileSystemView.java -- |
| Copyright (C) 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| package javax.swing.filechooser; |
| |
| import gnu.classpath.NotImplementedException; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import javax.swing.Icon; |
| |
| |
| /** |
| * A concrete implementation of {@link FileSystemView} that is appropriate for |
| * Unix-like systems. |
| * |
| * @see FileSystemView#getFileSystemView() |
| */ |
| class UnixFileSystemView extends FileSystemView |
| { |
| /** The default name for new folders. */ |
| private static final String NEW_FOLDER_NAME = "NewFolder"; |
| |
| /** |
| * Creates a new folder with a unique name in the specified directory and |
| * returns a {@link File} object representing the new directory. The name |
| * of the new folder is <code>NewFolder</code> or, if a directory or file |
| * with that name already exists, <code>NewFolder.n</code> where |
| * <code>n</code> is the lowest integer greater than zero that results in |
| * a unique directory name. |
| * |
| * @param containingDir the directory to contain the new folder |
| * (<code>null</code> not permitted). |
| * |
| * @return A {@link File} object representing the new directory. |
| * |
| * @throws IOException if an exception occurs while creating the new |
| * directory. |
| */ |
| public File createNewFolder(File containingDir) throws IOException |
| { |
| int count = 0; |
| File f = null; |
| String filename = containingDir.getAbsolutePath() + File.separator |
| + NEW_FOLDER_NAME; |
| while (f == null) |
| { |
| String full = filename; |
| if (count > 0) |
| full += "." + (count++); |
| f = new File(full); |
| if (f.isDirectory() || f.isFile()) |
| { |
| count++; |
| f = null; |
| } |
| } |
| f.mkdir(); |
| return f; |
| } |
| |
| /** |
| * Returns an array containing the file system root. |
| * |
| * @return An array containing the file system root. |
| */ |
| public File[] getRoots() |
| { |
| return File.listRoots(); |
| } |
| |
| /** |
| * Returns the name of a file as it would be displayed by the underlying |
| * system. |
| * |
| * @param f the file. |
| * |
| * @return the name of a file as it would be displayed by the underlying |
| * system |
| */ |
| public String getSystemDisplayName(File f) |
| { |
| String name = null; |
| if (f != null) |
| { |
| if (isRoot(f)) |
| name = f.getAbsolutePath(); |
| else |
| { |
| try |
| { |
| String path = f.getCanonicalPath(); |
| name = path.substring(path.lastIndexOf(File.separator) + 1); |
| } |
| catch (IOException e) |
| { |
| name = f.getName(); |
| } |
| } |
| } |
| return name; |
| } |
| |
| /** |
| * Returns the icon that would be displayed for the given file by the |
| * underlying system. This method is NOT YET IMPLEMENTED. |
| * |
| * @param f the file. |
| * |
| * @return <code>null</code>. |
| */ |
| public Icon getSystemIcon(File f) |
| throws NotImplementedException |
| { |
| // FIXME: Implement; |
| return null; |
| } |
| |
| /** |
| * Returns the description of a file that would be displayed by the |
| * underlying system. This method is NOT YET IMPLEMENTED. |
| * |
| * @param f the file. |
| * |
| * @return <code>null</code>. |
| */ |
| public String getSystemTypeDescription(File f) |
| throws NotImplementedException |
| { |
| // FIXME: Implement. |
| return null; |
| } |
| |
| /** |
| * DOCUMENT ME! |
| * |
| * @param f DOCUMENT ME! |
| * |
| * @return DOCUMENT ME! |
| */ |
| public boolean isRoot(File f) |
| { |
| return isFileSystemRoot(f); |
| } |
| } |