/// <summary>
/// Takes care of firing the <see cref="IndexChanged" /> event.
/// </summary>
/// <param name="document">The affected document.</param>
/// <param name="change">The change performed.</param>
/// <param name="changeData">The dumped change data.</param>
/// <param name="state">A state object that is passed to the IndexStorer SaveDate/DeleteData function.</param>
/// <returns>The storage result or <c>null</c>.</returns>
protected IndexStorerResult OnIndexChange(IDocument document, IndexChangeType change, DumpedChange changeData, object state)
{
if (IndexChanged != null)
{
IndexChangedEventArgs args = new IndexChangedEventArgs(document, change, changeData, state);
IndexChanged(this, args);
return(args.Result);
}
return(null);
}
/// <summary>
/// Initializes a new instance of the <see cref="IndexChangedEventArgs" /> class.
/// </summary>
/// <param name="document">The affected document.</param>
/// <param name="change">The change performed.</param>
/// <param name="changeData">The dumped change data.</param>
/// <param name="state">A state object that is passed to the IndexStorer SaveDate/DeleteData function.</param>
/// <exception cref="ArgumentNullException">If <paramref name="change"/> is not <see cref="IndexChangeType.IndexCleared"/> and <paramref name="document"/> or <paramref name="changeData"/> are <c>null</c>.</exception>
public IndexChangedEventArgs(IDocument document, IndexChangeType change, DumpedChange changeData, object state)
{
if(change != IndexChangeType.IndexCleared) {
if(document == null) throw new ArgumentNullException("document");
if(changeData == null) throw new ArgumentNullException("changeData");
}
this.document = document;
this.change = change;
this.changeData = changeData;
this.state = state;
}
/// <summary>
/// Initializes a new instance of the <see cref="IndexChangedEventArgs" /> class.
/// </summary>
/// <param name="document">The affected document.</param>
/// <param name="change">The change performed.</param>
/// <param name="changeData">The dumped change data.</param>
/// <param name="state">A state object that is passed to the IndexStorer SaveDate/DeleteData function.</param>
/// <exception cref="ArgumentNullException">
/// If <paramref name="change" /> is not
/// <see cref="IndexChangeType.IndexCleared" /> and <paramref name="document" /> or <paramref name="changeData" /> are
/// <c>null</c>.
/// </exception>
public IndexChangedEventArgs(IDocument document, IndexChangeType change, DumpedChange changeData, object state)
{
if (change != IndexChangeType.IndexCleared)
{
if (document == null)
{
throw new ArgumentNullException("document");
}
if (changeData == null)
{
throw new ArgumentNullException("changeData");
}
}
Document = document;
Change = change;
ChangeData = changeData;
State = state;
}
/// <summary>
/// Initializes a new instance of the <see cref="IndexChangedEventArgs" /> class.
/// </summary>
/// <param name="document">The affected document.</param>
/// <param name="change">The change performed.</param>
/// <param name="changeData">The dumped change data.</param>
/// <param name="state">A state object that is passed to the IndexStorer SaveDate/DeleteData function.</param>
/// <param name="result">The storer result, if any.</param>
/// <exception cref="ArgumentNullException">
/// If <paramref name="change" /> is not
/// <see cref="IndexChangeType.IndexCleared" /> and <paramref name="document" /> or <paramref name="changeData" /> are
/// <c>null</c>.
/// </exception>
public IndexChangedEventArgs(IDocument document, IndexChangeType change, DumpedChange changeData, object state,
IndexStorerResult result)
: this(document, change, changeData, state)
{
Result = result;
}
/// <summary>
/// Initializes a new instance of the <see cref="IndexChangedEventArgs" /> class.
/// </summary>
/// <param name="document">The affected document.</param>
/// <param name="change">The change performed.</param>
/// <param name="changeData">The dumped change data.</param>
/// <param name="state">A state object that is passed to the IndexStorer SaveDate/DeleteData function.</param>
/// <param name="result">The storer result, if any.</param>
/// <exception cref="ArgumentNullException">If <paramref name="change"/> is not <see cref="IndexChangeType.IndexCleared"/> and <paramref name="document"/> or <paramref name="changeData"/> are <c>null</c>.</exception>
public IndexChangedEventArgs(IDocument document, IndexChangeType change, DumpedChange changeData, object state, IndexStorerResult result)
: this(document, change, changeData, state)
{
this.result = result;
}
/// <summary>
/// Takes care of firing the <see cref="IndexChanged" /> event.
/// </summary>
/// <param name="document">The affected document.</param>
/// <param name="change">The change performed.</param>
/// <param name="changeData">The dumped change data.</param>
/// <param name="state">A state object that is passed to the IndexStorer SaveDate/DeleteData function.</param>
/// <returns>The storage result or <c>null</c>.</returns>
protected IndexStorerResult OnIndexChange(IDocument document, IndexChangeType change, DumpedChange changeData, object state)
{
if(IndexChanged != null) {
IndexChangedEventArgs args = new IndexChangedEventArgs(document, change, changeData, state);
IndexChanged(this, args);
return args.Result;
}
else return null;
}
public IndexChangeArgs(IndexChangeType actionType, IEnumerable <DbAlbum> albums)
{
ActionType = actionType;
ContentType = IndexContentType.Album;
Albums = albums;
}
public IndexChangeArgs(IndexChangeType actionType, IEnumerable <DbArtist> artists)
{
ActionType = actionType;
ContentType = IndexContentType.Artist;
Artists = artists;
}
public IndexChangeArgs(IndexChangeType actionType, IEnumerable <DbMediaFile> files)
{
ActionType = actionType;
ContentType = IndexContentType.File;
MediaFiles = files;
}
