/*
* SettingsReloader.java - Utility class reloads macros and modes when necessary
* :tabSize=8:indentSize=8:noTabs=false:
* :folding=explicit:collapseFolds=1:
*
* Copyright (C) 2001, 2003 Slava Pestov
*
* 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;
//{{{ Imports
import java.io.File;
import org.gjt.sp.jedit.io.VFS;
import org.gjt.sp.jedit.io.VFSManager;
import org.gjt.sp.jedit.msg.VFSUpdate;
import org.gjt.sp.jedit.search.*;
//}}}
class SettingsReloader implements EBComponent
{
//{{{ handleMessage() method
public void handleMessage(EBMessage msg)
{
if(msg instanceof VFSUpdate)
{
VFSUpdate vmsg = (VFSUpdate)msg;
maybeReload(vmsg.getPath());
}
} //}}}
//{{{ maybeReload() method
private void maybeReload(String path)
{
String jEditHome = jEdit.getJEditHome();
String settingsDirectory = jEdit.getSettingsDirectory();
if(!MiscUtilities.isURL(path))
path = MiscUtilities.resolveSymlinks(path);
// On Windows and MacOS, path names are case insensitive
if((VFSManager.getVFSForPath(path).getCapabilities()
& VFS.CASE_INSENSITIVE_CAP) != 0)
{
path = path.toLowerCase();
jEditHome = jEditHome.toLowerCase();
settingsDirectory = settingsDirectory.toLowerCase();
}
// XXX: does this really belong here?
SearchFileSet fileset = SearchAndReplace.getSearchFileSet();
if(fileset instanceof DirectoryListSet)
{
DirectoryListSet dirset = (DirectoryListSet)fileset;
String dir = MiscUtilities.resolveSymlinks(
dirset.getDirectory());
if(path.startsWith(dir))
dirset.invalidateCachedList();
}
if(jEditHome != null && path.startsWith(jEditHome))
path = path.substring(jEditHome.length());
else if(settingsDirectory != null && path.startsWith(settingsDirectory))
path = path.substring(settingsDirectory.length());
else
{
// not in settings directory or jEdit home directory.
// no need to reload anything.
return;
}
if(path.startsWith(File.separator) || path.startsWith("/"))
path = path.substring(1);
if(path.startsWith("macros"))
Macros.loadMacros();
else if(path.startsWith("modes") && (path.endsWith(".xml")
|| path.endsWith("catalog")))
jEdit.reloadModes();
} //}}}
}