void PlatformNewsManager_SourceRemovedEvent(NewsManager manager, NewsSource source)
{
SystemMonitor.CheckError(_persistenceHelper.Delete<NewsSource>(new NewsSource[] { (source) }), "Failed to delete source from DB.");
source.PersistenceDataUpdatedEvent -= new GeneralHelper.GenericDelegate<IDBPersistent>(source_PersistenceDataUpdatedEvent);
source.ItemsAddedEvent -= new NewsSource.ItemsUpdateDelegate(source_ItemsAddingAcceptEvent);
source.ItemsUpdatedEvent -= new NewsSource.ItemsUpdateDelegate(source_ItemsUpdatedEvent);
_persistenceHelper.Delete<NewsSource>(source);
_persistenceHelper.Delete<RssNewsItem>(new MatchExpression("NewsSourceId", source.Id));
}
void _manager_SourceAddedEvent(NewsManager manager, EventSource source)
{
WinFormsHelper.BeginManagedInvoke(this, UpdateUI);
}
void PlatformNewsManager_SourceAddedEvent(NewsManager manager, NewsSource source)
{
if (source.IsPersistedToDB == false)
{// Already persisted to DB.
SystemMonitor.CheckError(_persistenceHelper.InsertDynamicType<NewsSource>(source, "Type"), "Failed to add source to DB.");
}
source.PersistenceDataUpdatedEvent += new GeneralHelper.GenericDelegate<IDBPersistent>(source_PersistenceDataUpdatedEvent);
source.ItemsAddedEvent += new NewsSource.ItemsUpdateDelegate(source_ItemsAddingAcceptEvent);
source.ItemsUpdatedEvent += new NewsSource.ItemsUpdateDelegate(source_ItemsUpdatedEvent);
// AddElement the items already in the source.
foreach (string channelName in source.ChannelsNames)
{
source_ItemsAddingAcceptEvent(source, source.GetAllItemsFlat < NewsItem > ().AsReadOnly());
}
}
void _manager_SourceItemsAddedEvent(NewsManager manager, EventSource source, IEnumerable <EventBase> events)
{
WinFormsHelper.BeginFilteredManagedInvoke(this, TimeSpan.FromSeconds(1), UpdateUI);
}
void _manager_UpdatingStartedEvent(NewsManager manager)
{// Needed for the update status icon.
WinFormsHelper.BeginManagedInvoke(this, UpdateUI);
}
void PlatformNewsManager_SourceAddedEvent(NewsManager manager, EventSource source)
{
if (_persistenceHelper == null)
{
SystemMonitor.OperationWarning("Can not operate, since persistence helper not available.");
return;
}
if (source.IsPersistedToDB == false)
{// Already persisted to DB.
if (_persistenceHelper.InsertDynamicTyped<EventSource>(source) == false)
{
SystemMonitor.OperationError("Failed to add source to DB.");
}
}
source.PersistenceDataUpdatedEvent += new PersistenceDataUpdatedDelegate(source_PersistenceDataUpdatedEvent);
source.ItemsAddedEvent += new EventSource.ItemsUpdateDelegate(source_ItemsAddingAcceptEvent);
source.ItemsUpdatedEvent += new EventSource.ItemsUpdateDelegate(source_ItemsUpdatedEvent);
// AddElement the items already in the source.
List<EventBase> items = source.GetAllItemsFlat<EventBase>();
source_ItemsAddingAcceptEvent(source, items);
}
void PlatformNewsManager_SourceRemovedEvent(NewsManager manager, EventSource source)
{
if (_persistenceHelper == null)
{
SystemMonitor.OperationWarning("Can not operate, since persistence helper not available.");
return;
}
if (_persistenceHelper.Delete<EventSource>(new EventSource[] { source }) == false)
{
SystemMonitor.OperationError("Failed to delete source from DB.");
}
source.PersistenceDataUpdatedEvent -= new PersistenceDataUpdatedDelegate(source_PersistenceDataUpdatedEvent);
source.ItemsAddedEvent -= new EventSource.ItemsUpdateDelegate(source_ItemsAddingAcceptEvent);
source.ItemsUpdatedEvent -= new EventSource.ItemsUpdateDelegate(source_ItemsUpdatedEvent);
_persistenceHelper.Delete<EventSource>(source);
_persistenceHelper.Delete<EventBase>(new MatchExpression("SourceId", source.Id));
}
void _manager_UpdatingStartedEvent(NewsManager manager)
{
WinFormsHelper.BeginManagedInvoke(this, UpdateUI);
}
void _manager_UpdatingStartedEvent(NewsManager manager)
{
// Needed for the update status icon.
WinFormsHelper.BeginManagedInvoke(this, UpdateUI);
}
void _manager_SourceRemovedEvent(NewsManager manager, EventSource source)
{
WinFormsHelper.BeginManagedInvoke(this, UpdateUI);
}
void _manager_SourceItemsAddedEvent(NewsManager manager, EventSource source, IEnumerable<EventBase> events)
{
WinFormsHelper.BeginFilteredManagedInvoke(this, TimeSpan.FromSeconds(1), UpdateUI);
}
void _manager_UpdatingStartedEvent(NewsManager manager)
{
WinFormsHelper.BeginManagedInvoke(this, UpdateUI);
}
