/// <summary>
/// Gets marked records.
/// </summary>
/// <returns>Returns the marked recordss.</returns>
internal virtual Byte[][] GetMarkedRecords()
{
Debug.Assert(this.Record != null);
List <Byte[]> marked = new List <Byte[]>();
using (NavRecord cachedRecord = this.Record.Clone(this.Record.IsTemporary))
using (NavRecord cachedSavedRecord = this.SavedRecord != null ? this.SavedRecord.Clone(this.SavedRecord.IsTemporary) : null)
{
this.Record.ALMarkedOnly = true;
if (!this.Record.ALIsEmpty)
{
if (this.Record.ALFindFirst(DataError.TrapError))
{
do
{
marked.Add(this.Record.ALRecordId.GetBytes());
}while (this.Record.ALNext() != 0);
}
}
this.Record.ALCopy(cachedRecord);
if (this.SavedRecord != null && cachedSavedRecord != null)
{
this.SavedRecord.ALCopy(cachedSavedRecord);
}
}
return(marked.ToArray());
}
/// <summary>
/// Instantiate a NsDataAccess object from a record.
/// </summary>
/// <param name="record">The record.</param>
/// <returns>A new NsDataObject.</returns>
public static NsDataAccess Create(NavRecord record)
{
if (record != null)
{
record.AddReference();
}
return(new NsTableDataAccess(record));
}
/// <summary>
/// Unregister from listening to record events
/// </summary>
internal override void StopListeningForRecordEvents()
{
if (!this.listening || (this.Form == null))
{
return;
}
this.Form.SourceTableOperationsNotify -= new EventHandler <NavRecordEventArgs>(this.RecordNotify);
this.savedRecord.Dispose();
this.savedRecord = null;
this.listening = false;
}
/// <summary>
/// Register to listen to record events
/// </summary>
internal override void ListenForRecordEvents()
{
if (this.listening || (this.Form == null) || (this.Record == null))
{
return;
}
this.savedRecord = this.Record.Clone(true);
this.Form.SourceTableOperationsNotify += new EventHandler <NavRecordEventArgs>(this.RecordNotify);
this.listening = true;
}
/// <summary>
/// Sets marked records.
/// </summary>
/// <param name="marked">The marked bytes.</param>
internal virtual void SetMarkedRecords(Byte[][] marked)
{
Debug.Assert(this.Record != null);
this.Record.ALClearMarks();
if (marked != null && marked.Length > 0)
{
using (NavRecord cachedRecord = this.Record.Clone(this.Record.IsTemporary))
{
foreach (Byte[] bookmarkBytes in marked)
{
RecordBookmark bookmark = new RecordBookmark(bookmarkBytes);
if (bookmark != null)
{
this.Record.SetMark(bookmark.GetBytes(), true);
}
}
this.Record.Assign(cachedRecord);
}
}
}
internal void GetCommittedData(object sender, EventArgs e)
{
NavDataSet dataSet = new NavDataSet();
NavDataTable dataTable = new NavDataTable();
dataSet.Tables.Add(dataTable);
NSPage.BuildCLRDataTable(dataTable, null, this);
NavDataRow row = dataTable.NewRow();
NavRecord cached = (this.Record != null) ? this.Record.Clone(this.Record.IsTemporary) : null;
try
{
// Get the latest persisted copy of the record
if (this.Record != null)
{
if (!this.Record.ALGet(DataError.TrapError, this.Record.ALRecordId))
{
return;
}
}
NSRecordBase.PopulateCLRTable(dataTable, this, row);
dataTable.Rows.Add(row);
}
finally
{
if (cached != null)
{
this.Record.Assign(cached);
cached.Dispose();
}
}
NavRecordState dataSetState = NSDatasetState.Create(this);
NSClientCallback.SendCommittedDataToClient(dataSet, dataSetState);
}
/// <summary>
/// Register to listen to record events
/// </summary>
internal override void ListenForRecordEvents()
{
if (this.listening || (this.Form == null) || (this.Record == null))
{
return;
}
this.savedRecord = this.Record.Clone(true);
this.Form.SourceTableOperationsNotify += new EventHandler<NavRecordEventArgs>(this.RecordNotify);
this.listening = true;
}
/// <summary>
/// Initializes a new instance of the NsTableDataAccess class.
/// </summary>
/// <param name="record">The record.</param>
internal NsTableDataAccess(NavRecord record)
{
this.record = record;
}
/// <summary>
/// Initializes a new instance of the NsTableDataAccess class.
/// </summary>
/// <param name="recordId">The record ID.</param>
internal NsTableDataAccess(Int32 recordId)
{
// Note, that there is no parent obeject avaiable for this NavRecord creation
this.record = NavEnvironment.Instance.ApplicationFactory.GetTable(recordId, null);
}
/// <summary>
/// Instantiate a NsDataAccess object from a record.
/// </summary>
/// <param name="record">The record.</param>
/// <returns>A new NsDataObject.</returns>
public static NsDataAccess Create(NavRecord record)
{
if (record != null)
{
record.AddReference();
}
return new NsTableDataAccess(record);
}
/// <summary>
/// Unregister from listening to record events
/// </summary>
internal override void StopListeningForRecordEvents()
{
if (!this.listening || (this.Form == null))
{
return;
}
this.Form.SourceTableOperationsNotify -= new EventHandler<NavRecordEventArgs>(this.RecordNotify);
this.savedRecord.Dispose();
this.savedRecord = null;
this.listening = false;
}
/// <summary>
/// Initializes a new instance of the NsTableDataAccess class.
/// </summary>
/// <param name="record">The record.</param>
internal NsTableDataAccess(NavRecord record)
{
this.record = record;
}
/// <summary>
/// Initializes a new instance of the NsTableDataAccess class.
/// </summary>
/// <param name="recordId">The record ID.</param>
internal NsTableDataAccess(Int32 recordId)
{
// Note, that there is no parent obeject avaiable for this NavRecord creation
this.record = NavEnvironment.Instance.ApplicationFactory.GetTable(recordId, null);
}
