// It is called when preparing this dialog for editing/adding a table or when context changes (not during the process)
// Essentially, we do it when data context is set.
private void initViewModel()
{
DcSpace space = mainVM.Space;
if (IsNew)
{
TableName = "New Table";
TableFormula = "";
FilePath = "";
HasHeaderRecord = true;
Delimiter = ",";
Decimal = ".";
TableColumns.Clear();
}
else
{
TableName = Table.Name;
TableFormula = Table.GetData().WhereFormula;
FilePath = ((TableCsv)Table).FilePath;
HasHeaderRecord = ((TableCsv)Table).HasHeaderRecord;
Delimiter = ((TableCsv)Table).Delimiter;
Decimal = ((TableCsv)Table).CultureInfo.NumberFormat.NumberDecimalSeparator;
UpdateColumnList();
}
FirePropertyNotifyChanged("");
}
private void OnDataCollected(FdrManagerEventArgs e)
{
Ordinats.Clear();
cb_Abscissa.Items.Clear();
TableColumns.Clear();
foreach (var title in m_DataProcessingHelper.GetCollectedMeasuresNames())
{
CheckedListItem <string> item = new CheckedListItem <string>()
{
Item = title
};
item.PropertyChanged += onOrdinateChecked;
Ordinats.Add(item);
cb_Abscissa.Items.Add(title);
item = new CheckedListItem <string>()
{
Item = title
};
item.PropertyChanged += onTabColumnChecked;
TableColumns.Add(item);
}
StatusLabelMain.Content = Properties.Resources.state_success;
Started = false;
}
private void MakeColumnsAsLocalSubSelect()
{
TableColumns.Clear();
List <ColumnClause> lst = GetAllColumns().ToList();
HashSet <string> str = new HashSet <string>();
foreach (var c in lst)
{
string alias = c.ExtractAlias();
if (alias == null)
{
alias = "";
}
var tp = c.ColumnExpression.GetResultType();
if (tp == SimpleTypes.Geometry)
{
CoordinateSystem = c.ColumnExpression.GetCoordinateSystem();
}
TableColumns.Add(new ColumnSubSelect()
{
ColumnClause = c, Name = alias, SimpleType = tp
});
}
}
public override DataTable GetTableInfo(string tableName)
{
try
{
String[] columnRestrictions = new String[4];
if (tableName == null)
{
columnRestrictions[2] = SelectedTable;
}
else
{
columnRestrictions[2] = tableName;
}
DataTable departmentIDSchemaTable = connection.GetSchema("Columns", columnRestrictions);
TableColumns.Clear();
DataView dv = departmentIDSchemaTable.DefaultView;
departmentIDSchemaTable.DefaultView.Sort = "ORDINAL_POSITION Asc";
var SortedView = dv.ToTable();
foreach (DataRow row in SortedView.Rows)
{
TableColumns.Add(new Column(row, DbType));
}
return(departmentIDSchemaTable);
}
catch (Exception ex)
{
return(null);
}
}
public override void Prepare()
{
base.Prepare();
for (int i = 0; i < ReturningColumns.Count; i++)
{
ReturningColumns[i].Prepare();
}
TableColumns.Clear();
List <ColumnClause> lst = ReturningColumns.ToList();
HashSet <string> str = new HashSet <string>();
foreach (var c in lst)
{
string alias = c.ExtractAlias();
if (alias == null)
{
alias = "";
}
var tp = c.ColumnExpression.GetResultType();
if (tp == SimpleTypes.Geometry)
{
CoordinateSystem = c.ColumnExpression.GetCoordinateSystem();
}
TableColumns.Add(new ColumnSubSelect()
{
ColumnClause = c, Name = alias, SimpleType = tp
});
}
}
void OnStartNewDataCollecting(FdrManagerEventArgs e)
{
Ordinats.Clear();
cb_Abscissa.Items.Clear();
TableColumns.Clear();
StatusLabelSecond.Content = "";
StatusLabelMain.Content = Properties.Resources.state_collecting;
}
public override DataTable GetTableInfo(string tableName = null)
{
try
{
String[] columnRestrictions = new String[4];
if (tableName == null)
{
columnRestrictions[2] = SelectedTable;
}
else
{
columnRestrictions[2] = tableName;
}
DataTable departmentIDSchemaTable = connection.GetSchema("Columns", columnRestrictions);
TableColumns.Clear();
DataView dv = departmentIDSchemaTable.DefaultView;
departmentIDSchemaTable.DefaultView.Sort = "ORDINAL_POSITION Asc";
var SortedView = dv.ToTable();
foreach (DataRow row in SortedView.Rows)
{
TableColumns.Add(new Column(row, DbType));
}
/////////
string _table = (tableName == null) ? SelectedTable : tableName;
SqlDataAdapter adapter = new
SqlDataAdapter("SELECT TOP 1 * FROM " + _table,
(connection as SqlConnection));
adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;
DataTable table = new DataTable();
adapter.Fill(table);
using (DataTableReader reader = new DataTableReader(table))
{
int ordinal = 0;
DataTable schemaTable = reader.GetSchemaTable();
for (int i = 0; i < schemaTable.Rows.Count; i++)
{
if ((bool)schemaTable.Rows[i].ItemArray[12])
{
TableColumns[i].ISKey = true;
}
}
}
///////////////
return(departmentIDSchemaTable);
}
catch (Exception ex)
{
return(null);
}
}
private void OnFailure(FdrManagerEventArgs e)
{
TableColumns.Clear();
Ordinats.Clear();
cb_Abscissa.Items.Clear();
Action onFailureAction = delegate()
{
StatusLabelMain.Content = Properties.Resources.state_failed;
Started = false;
};
if (!Started)
{
return;
}
Dispatcher.Invoke(onFailureAction);
MessageBox.Show(e.Message);
}
private void btn_Graph_Open_Click(object sender, RoutedEventArgs e)
{
var opened = Load();
if (opened == null)
{
return;
}
cb_Abscissa.Items.Clear();
Ordinats.Clear();
TableColumns.Clear();
m_DataProcessingHelper.loadState(opened.Data);
foreach (var title in m_DataProcessingHelper.GetCollectedMeasuresNames())
{
CheckedListItem <string> item = new CheckedListItem <string>()
{
Item = title
};
Ordinats.Add(item);
cb_Abscissa.Items.Add(title);
item = new CheckedListItem <string>()
{
Item = title
};
item.PropertyChanged += onTabColumnChecked;
TableColumns.Add(item);
}
cb_Abscissa.SelectionChanged -= cb_Abscissa_SelectionChanged;
cb_Abscissa.SelectedItem = m_DataProcessingHelper.Graphs.First().XAxis;
m_DataProcessingHelper.Graphs.Select(g => g.YAxis).ToList().ForEach(y => Ordinats.Where(o => o.Item.Equals(y)).First().IsChecked = true);
opened.CheckedTables.ForEach(c => TableColumns.Where(t => t.Item.Equals(c)).First().IsChecked = true);
cb_Abscissa.SelectionChanged += cb_Abscissa_SelectionChanged;
Ordinats.ToList().ForEach(o => o.PropertyChanged += onOrdinateChecked);
}
public override void Prepare()
{
base.Prepare();
TableColumns.Clear();
PrepareTables();
PrepareColumns();
MakeColumnsAsLocalSubSelect();
PrepareInner();
if (ExtSelects != null && ExtSelects.Count > 0)
{
foreach (var e in ExtSelects)
{
e.Prepare();
}
}
var lst = GetAllColumns();
if (lst.Count == 1)
{
var tp = lst[0].ColumnExpression.GetResultType();
SetResultType(tp);
}
}
