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/* Copyright (c) 2007 Eric Scott Albright
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
using System;
using System.Collections.Generic;
namespace Enchant
{
public sealed class Dictionary : IDisposable
{
private readonly SafeDictionaryHandle _handle;
private bool _disposed = false;
private DictionaryInfo _info;
internal Dictionary(SafeDictionaryHandle handle)
{
if (handle == null)
{
throw new ArgumentNullException("handle");
}
if (handle.IsInvalid)
{
throw new ArgumentException("handle is invalid");
}
_handle = handle;
}
public DictionaryInfo Information
{
get
{
VerifyNotDisposed();
if (_info == null)
{
InitializeDictionaryInformation();
}
return _info;
}
}
private void InitializeDictionaryInformation()
{
Bindings.enchant_dict_describe(_handle,
delegate(DictionaryInfo dictionary)
{
_info = dictionary;
});
}
#region IDisposable Members
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
#endregion
private void Dispose(bool disposing)
{
if (!_disposed)
{
if (disposing)
{
// dispose-only, i.e. non-finalizable logic
_handle.Dispose();
}
// shared (dispose and finalizable) cleanup logic
_disposed = true;
if (disposing)
{
OnDisposed(); // call it here so will throw if someone uses
// it because _disposed has been set to true;
}
}
}
private void VerifyNotDisposed()
{
if (_disposed)
{
throw new ObjectDisposedException("Dictionary");
}
}
public bool Check(string word)
{
VerifyNotDisposed();
if (word == null)
{
throw new ArgumentNullException("word");
}
// result is 0 if correctly spelled, positive if not, negative if error
int result = Bindings.enchant_dict_check(_handle, word);
if (result < 0)
{
string message = Bindings.enchant_dict_get_error(_handle);
throw new ApplicationException(message);
}
return result == 0;
}
public ICollection<string> Suggest(string word)
{
VerifyNotDisposed();
if (word == null)
{
throw new ArgumentNullException("word");
}
return Bindings.enchant_dict_suggest(_handle, word);
}
public void Add(string word)
{
VerifyNotDisposed();
if (word == null)
{
throw new ArgumentNullException("word");
}
Bindings.enchant_dict_add(_handle, word);
}
public void AddToSession(string word)
{
VerifyNotDisposed();
if (word == null)
{
throw new ArgumentNullException("word");
}
Bindings.enchant_dict_add_to_session(_handle, word);
}
public bool IsAdded(string word)
{
VerifyNotDisposed();
if (word == null)
{
throw new ArgumentNullException("word");
}
return Bindings.enchant_dict_is_added(_handle, word) == 1;
}
public void Remove(string word)
{
VerifyNotDisposed();
if (word == null)
{
throw new ArgumentNullException("word");
}
Bindings.enchant_dict_remove(_handle, word);
}
public void RemoveFromSession(string word)
{
VerifyNotDisposed();
if (word == null)
{
throw new ArgumentNullException("word");
}
Bindings.enchant_dict_remove_from_session(_handle, word);
}
public bool IsRemoved(string word)
{
VerifyNotDisposed();
if (word == null)
{
throw new ArgumentNullException("word");
}
return Bindings.enchant_dict_is_removed(_handle, word) == 1;
}
public void StoreReplacement(string misspelling, string correction)
{
VerifyNotDisposed();
if (misspelling == null)
{
throw new ArgumentNullException("misspelling");
}
if (correction == null)
{
throw new ArgumentNullException("correction");
}
Bindings.enchant_dict_store_replacement(_handle, misspelling, correction);
}
/// <summary>
/// Occurs when a dictionary is disposed by a call to the Dispose method
/// </summary>
public event EventHandler Disposed = delegate { };
private void OnDisposed()
{
Disposed.Invoke(this, new EventArgs());
}
}
}
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