/*
* FileRootsVFS.java - Local root filesystems VFS
* :tabSize=4:indentSize=4:noTabs=false:
* :folding=explicit:collapseFolds=1:
*
* Copyright (C) 2000, 2005 Slava Pestov
* Portions copyright (C) 2002 Kris Kopicki
* Portions copyright (C) 2002 Carmine Lucarelli
*
* This program 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
* of the License, or any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
package org.gjt.sp.jedit.io;
//{{{ Imports
import javax.swing.filechooser.FileSystemView;
import java.awt.Component;
import java.io.File;
import java.util.LinkedList;
import org.gjt.sp.jedit.MiscUtilities;
import org.gjt.sp.jedit.OperatingSystem;
//}}}
/**
* A VFS that lists local root filesystems.
* @author Slava Pestov
* @version $Id: FileRootsVFS.java 23221 2013-09-29 20:03:32Z shlomy $
*/
public class FileRootsVFS extends VFS
{
public static final String PROTOCOL = "roots";
//{{{ FileRootsVFS constructor
public FileRootsVFS()
{
super("roots",LOW_LATENCY_CAP | BROWSE_CAP
| NON_AWT_SESSION_CAP,
new String[] { EA_TYPE });
} //}}}
//{{{ getParentOfPath() method
public String getParentOfPath(String path)
{
return PROTOCOL + ':';
} //}}}
//{{{ _listFiles() method
public VFSFile[] _listFiles(Object session, String url,
Component comp)
{
File[] roots = listRoots();
if(roots == null)
return null;
VFSFile[] rootDE = new VFSFile[roots.length];
for(int i = 0; i < roots.length; i++)
rootDE[i] = new Root(roots[i]);
return rootDE;
} //}}}
//{{{ _getFile() method
public VFSFile _getFile(Object session, String path,
Component comp)
{
return new Root(new File(path));
} //}}}
//{{{ Private members
private static FileSystemView fsView = FileSystemView.getFileSystemView();
//{{{ listRoots() method
private static File[] listRoots()
{
if (OperatingSystem.isMacOS())
{
// Nasty hardcoded values
File[] volumes = new File("/Volumes").listFiles();
LinkedList<File> roots = new LinkedList<File>();
roots.add(new File("/"));
for (File volume : volumes)
{
// Make sure people don't do stupid things like putting files in /Volumes
if (volume.isDirectory())
roots.add(volume);
}
return roots.toArray(new File[roots.size()]);
}
else
{
File[] roots = File.listRoots();
File[] desktop = fsView.getRoots();
if(desktop == null)
return roots;
File[] rootsPlus = new File[roots.length + desktop.length];
System.arraycopy(desktop, 0, rootsPlus, 0, desktop.length);
System.arraycopy(roots, 0, rootsPlus, 1, roots.length);
return rootsPlus;
}
} //}}}
//}}}
//{{{ Root class
static class Root extends VFSFile
{
Root(File file)
{
// REMIND: calling isDirectory() on a floppy drive
// displays stupid I/O error dialog box on Windows
String path = file.getPath();
setPath(path);
setDeletePath(path);
setSymlinkPath(path);
if(fsView.isFloppyDrive(file))
{
setType(VFSFile.FILESYSTEM);
setName(path);
}
else if(fsView.isDrive(file))
{
setType(VFSFile.FILESYSTEM);
setName(path + ' '
+ fsView.getSystemDisplayName(file));
}
else if(file.isDirectory())
{
if(fsView.isFileSystemRoot(file))
setType(VFSFile.DIRECTORY);
else
setType(VFSFile.FILESYSTEM);
if(OperatingSystem.isMacOS())
setName(MiscUtilities.getFileName(path));
else
setName(path);
}
else
setType(VFSFile.FILE);
}
public String getExtendedAttribute(String name)
{
if(name.equals(EA_TYPE))
return super.getExtendedAttribute(name);
else
{
// don't want it to show "0 bytes" for size,
// etc.
return null;
}
}
} //}}}
}