public bool Open()
{
if (this.IsOpen)
{
throw new InvalidOperationException("DataConnector is already open.");
}
if (this.m_cmd == null)
{
throw new ArgumentNullException("Command", "No Command set.");
}
if (this.m_cmd.Connection == null)
{
throw new ArgumentNullException("Connection", "No database connection set.");
}
this.m_bWasOpen = this.m_cmd.Connection.State == ConnectionState.Open;
try
{
if (!this.m_bWasOpen)
{
this.m_cmd.Connection.Open();
}
this.m_reader = this.m_cmd.ExecuteReader(CommandBehavior.SequentialAccess);
this.m_map = new Resco.Controls.AdvancedList.Mapping(this.m_reader);
}
finally
{
if (((this.m_reader == null) && !this.m_bWasOpen) && (this.m_cmd.Connection.State == ConnectionState.Open))
{
this.m_cmd.Connection.Close();
}
}
return(this.IsOpen);
}
public Row(int templateIndex, int selectedTemplateIndex, ICollection dataList, Resco.Controls.AdvancedList.Mapping fieldNames)
: this(templateIndex, selectedTemplateIndex, -1, -1)
{
int num = Math.Max(fieldNames.FieldCount, dataList.Count);
this.m_htMap = fieldNames;
this.m_oData = new object[num];
dataList.CopyTo(this.m_oData, 0);
}
public Row(int templateIndex, int selectedTemplateIndex, int activeTempalteIndex, int alternateTempalteIndex, ICollection dataList, Resco.Controls.AdvancedList.Mapping fieldNames) : this(templateIndex, selectedTemplateIndex, activeTempalteIndex, alternateTempalteIndex)
{
int num = Math.Max(fieldNames.FieldCount, dataList.Count);
this.m_htMap = fieldNames;
this.m_oData = new object[num];
dataList.CopyTo(this.m_oData, 0);
}
protected Row(int templateIndex, int selectedTemplateIndex, int activeTempalteIndex, int alternateTemplateIndex)
{
this.ActualHeight = -1;
this.m_recalculationNeeded = true;
this.m_index = -1;
this.m_pressedButtonIndex = -1;
this.m_iTemplate = templateIndex;
this.m_iSelectedTemplate = selectedTemplateIndex;
this.m_iActiveTemplate = activeTempalteIndex;
this.m_iAlternateTemplate = alternateTemplateIndex;
this.m_htMap = null;
this.m_oData = null;
this.m_rowSpecificCellProperties = new Hashtable();
}
public int RemoveByMapping(Resco.Controls.AdvancedList.Mapping fieldNames)
{
int num = -1;
for (int i = base.List.Count - 1; i >= 0; i--)
{
Row row = (Row)base.InnerList[i];
if (row.FieldNames == fieldNames)
{
base.List.RemoveAt(i);
num = i;
}
}
return(num);
}
public void Close()
{
try
{
if (this.m_reader != null)
{
this.m_reader.Close();
if (!this.m_bWasOpen && (this.m_cmd.Connection.State == ConnectionState.Open))
{
this.m_cmd.Connection.Close();
}
}
}
finally
{
this.m_reader = null;
this.m_map = null;
this.m_data = null;
}
}
public Row(int templateIndex, int selectedTemplateIndex, int fieldCount)
: this(templateIndex, selectedTemplateIndex, -1, -1)
{
this.m_oData = new object[fieldCount];
this.m_htMap = Resco.Controls.AdvancedList.Mapping.Empty;
}
public Row(int templateIndex, int selectedTemplateIndex, Resco.Controls.AdvancedList.Mapping fieldNames)
: this(templateIndex, selectedTemplateIndex, -1, -1)
{
this.m_htMap = fieldNames;
this.m_oData = new object[fieldNames.FieldCount];
}
protected Row(int templateIndex, int selectedTemplateIndex, int activeTempalteIndex, int alternateTemplateIndex)
{
this.ActualHeight = -1;
this.m_recalculationNeeded = true;
this.m_index = -1;
this.m_pressedButtonIndex = -1;
this.m_iTemplate = templateIndex;
this.m_iSelectedTemplate = selectedTemplateIndex;
this.m_iActiveTemplate = activeTempalteIndex;
this.m_iAlternateTemplate = alternateTemplateIndex;
this.m_htMap = null;
this.m_oData = null;
this.m_rowSpecificCellProperties = new Hashtable();
}
private bool DoDelayLoad()
{
bool flag = true;
if (this.m_connector.IsOpen)
{
Cursor.Current = Cursors.WaitCursor;
this.BeginUpdate();
try
{
if (this.LoadDataChunk(true))
{
this.CloseConnector();
flag = false;
}
}
catch
{
this.CloseConnector();
flag = false;
}
this.EndUpdate();
Cursor.Current = Cursors.Default;
this.OnDataLoaded(new DataLoadedEventArgs(!flag));
}
else
{
Rectangle rectangle = this.CalculateClientRect();
if ((!this.m_bManualDataLoading && (((this.m_enumerator == null) || !(this.m_dataSource is IEnumerable)) || !this.m_enumeratorNeedLoad)) && (((this.m_dataSource == null) || (this.m_listManager == null)) || (this.m_nRowsLoaded >= this.m_listManager.List.Count)))
{
flag = false;
}
else
{
int height;
Cursor.Current = Cursors.WaitCursor;
this.BeginUpdate();
if (this.m_bManualDataLoading)
{
for (height = rectangle.Height; height > 0; height -= this.m_rcRows[this.m_rcRows.Count - 1].GetHeight(this.Templates))
{
this.m_bManualDataLoading = !this.AddRowManually();
if (!this.m_bManualDataLoading)
{
flag = false;
break;
}
}
}
else if (this.m_enumerator != null)
{
height = rectangle.Height;
while (flag = this.m_enumeratorNeedLoad = this.m_enumerator.MoveNext())
{
if (this.m_boundMap == Resco.Controls.AdvancedList.Mapping.Empty)
{
this.m_boundMap = new PropertyMapping(this.m_enumerator.Current.GetType());
}
Row row = new BoundRow(this.TemplateIndex, this.SelectedTemplateIndex, this.m_enumerator.Current, this.m_boundMap as PropertyMapping);
row.AlternateTemplateIndex = this.AlternateTemplateIndex;
row.ActiveTemplateIndex = this.ActiveTemplateIndex;
this.m_nRowsInserted = this.m_rcRows.Count;
int num2 = this.InsertRow(row, this.m_nRowsInserted);
this.m_nRowsLoaded++;
if (num2 != this.m_nRowsInserted)
{
height -= this.m_rcRows[this.m_nRowsInserted].GetHeight(this.Templates);
if (height < 0)
{
break;
}
}
}
}
else
{
height = rectangle.Height;
while (this.m_nRowsLoaded < this.m_listManager.List.Count)
{
Row row2 = new BoundRow(this.TemplateIndex, this.SelectedTemplateIndex, this.m_listManager.List[this.m_nRowsLoaded], this.m_boundMap as PropertyMapping);
row2.AlternateTemplateIndex = this.AlternateTemplateIndex;
row2.ActiveTemplateIndex = this.ActiveTemplateIndex;
this.m_nRowsInserted = this.m_rcRows.Count;
if (this.InsertRow(row2, this.m_nRowsInserted) != this.m_nRowsInserted)
{
height -= this.m_rcRows[this.m_nRowsInserted].GetHeight(this.Templates);
if (height < 0)
{
this.m_nRowsLoaded++;
break;
}
}
this.m_nRowsLoaded++;
}
if (this.m_listManager.List.Count == this.m_nRowsLoaded)
{
flag = false;
}
}
if (this.m_nRowsLoaded >= this.m_iExpectedRows)
{
this.m_iExpectedRows = -1;
}
this.EndUpdate();
Cursor.Current = Cursors.Default;
this.OnDataLoaded(new DataLoadedEventArgs(!flag));
}
}
if (!flag)
{
this.ExpectedRows = -1;
}
return flag;
}
internal static void DisposeEmptyMapping()
{
s_Empty = null;
}
public Row(int templateIndex, int selectedTemplateIndex, int fieldCount) : this(templateIndex, selectedTemplateIndex, -1, -1)
{
this.m_oData = new object[fieldCount];
this.m_htMap = Resco.Controls.AdvancedList.Mapping.Empty;
}
public Row(int templateIndex, int selectedTemplateIndex, Resco.Controls.AdvancedList.Mapping fieldNames) : this(templateIndex, selectedTemplateIndex, -1, -1)
{
this.m_htMap = fieldNames;
this.m_oData = new object[fieldNames.FieldCount];
}
public Row(Resco.Controls.AdvancedList.Mapping fieldNames) : this(0, 0, fieldNames)
{
}
private void ReloadDataSource()
{
if (this.m_boundMap != Resco.Controls.AdvancedList.Mapping.Empty)
{
this.DataRows.RemoveByMapping(this.m_boundMap);
}
if (this.m_listManager != null)
{
this.m_boundMap = new PropertyMapping(this.m_listManager.GetItemProperties());
if (!this.m_bDelayLoad)
{
int insertIndex = 0;
for (int i = 0; i < this.m_listManager.List.Count; i++)
{
Row row = new BoundRow(this.TemplateIndex, this.SelectedTemplateIndex, this.m_listManager.List[i], this.m_boundMap as PropertyMapping);
row.AlternateTemplateIndex = this.AlternateTemplateIndex;
row.ActiveTemplateIndex = this.ActiveTemplateIndex;
int num3 = this.InsertRow(row, insertIndex);
if (num3 != insertIndex)
{
insertIndex = num3;
}
}
}
else
{
this.m_nRowsLoaded = 0;
this.DoDelayLoad();
}
}
else if (this.m_enumerator != null)
{
this.m_boundMap = Resco.Controls.AdvancedList.Mapping.Empty;
if (!this.m_bDelayLoad)
{
int num4 = 0;
while (this.m_enumerator.MoveNext())
{
if (this.m_boundMap == Resco.Controls.AdvancedList.Mapping.Empty)
{
this.m_boundMap = new PropertyMapping(this.m_enumerator.Current.GetType());
}
Row row2 = new BoundRow(this.TemplateIndex, this.SelectedTemplateIndex, this.m_enumerator.Current, this.m_boundMap as PropertyMapping);
row2.AlternateTemplateIndex = this.AlternateTemplateIndex;
row2.ActiveTemplateIndex = this.ActiveTemplateIndex;
int num5 = this.InsertRow(row2, num4);
if (num5 != num4)
{
num4 = num5;
}
}
this.m_enumeratorNeedLoad = false;
}
else
{
this.m_nRowsLoaded = 0;
this.DoDelayLoad();
}
}
else
{
this.m_boundMap = Resco.Controls.AdvancedList.Mapping.Empty;
}
}
internal static void DisposeEmptyMapping()
{
s_Empty = null;
}
public BoundRow(int templateIndex, int selectedTemplateIndex, System.Data.DataRow row, Resco.Controls.AdvancedList.Mapping fieldNames) : base(templateIndex, selectedTemplateIndex, fieldNames)
{
this.m_data = row;
this.m_properties = ((ITypedList)row.Table.DefaultView).GetItemProperties(null);
}
public Resco.Controls.AdvancedList.Mapping LoadData(int iInsertIndex)
{
if (this.m_connector == null)
{
return null;
}
try
{
this.CloseConnector();
if (!this.m_connector.Open())
{
return null;
}
this.m_mapLast = this.m_connector.Mapping;
this.BeginUpdate();
this.m_iInsertIndex = iInsertIndex;
if (this.LoadDataChunk(this.m_bDelayLoad && (iInsertIndex <= this.m_rcRows.Count)))
{
this.CloseConnector();
}
else if (this.LoadDataChunk(this.m_bDelayLoad && (iInsertIndex <= this.m_rcRows.Count)))
{
this.CloseConnector();
}
}
catch (Exception exception)
{
this.CloseConnector();
throw exception;
}
finally
{
this.EndUpdate();
}
return this.m_mapLast;
}
