/*
 * Delete_Current.bsh - Deletes the current
 * buffer's file on disk, but doesn't close
 * the buffer.
 *
 * Copyright (C) 2003-2004 Ollie Rutherfurd <oliver@rutherfurd.net>
 *
 * $Id: Delete_Current.bsh,v 1.1 2004/03/19 15:57:59 spestov Exp $
 */

import javax.swing.SwingUtilities;
import org.gjt.sp.jedit.io.*;


BufferStatusChecker(View view){
	run(){
		jEdit.checkBufferStatus(view);
	}
	return this;
}

boolean confirmDelete() {
	return Macros.confirm(view, "Do you really want to delete this file?", JOptionPane.YES_NO_OPTION) == JOptionPane.YES_OPTION;
}


void deleteCurrentBuffer(View view){
	Buffer buffer = view.getBuffer();

	// don't bother deleting new buffers (don't exist on disk)
	if(buffer.isNewFile()){
		Macros.error(view, "Buffer doesn't exist on disk.");
		return;
	}

	if (confirmDelete())
	{
		try{
			String path = buffer.getPath();
			VFS vfs = VFSManager.getVFSForPath(path);
			int caps = vfs.getCapabilities();
			int del = VFS.DELETE_CAP;
			int res = caps & del;
			if(res == 0){
				Macros.error(view, "VFS " + vfs.getName()
							 + " doesn't support deleting.");
				return;
			}

			Object session = null;
			try{
				session = vfs.createVFSSession(path,view);
				if(vfs._delete(session,path,view)){
					view.getStatus().setMessageAndClear("Deleted: " + path);
				}
				// invoke buffer status check
				SwingUtilities.invokeLater(BufferStatusChecker(view));
			}
			finally{
				if(session != null)
					vfs._endVFSSession(session,view);
			}
		}
		catch(Exception e){
			Macros.error(view, e.toString());
		}
	}
}

deleteCurrentBuffer(view);

/*

	<listitem>
		<para><filename>Delete_Current.bsh</filename></para>
		<abstract><para>
		Deletes the current buffer's file on disk, but
		doesn't close the buffer.
		</para></abstract>
	</listitem>

*/